diff --git a/centreon-plugins/apps/rudder/restapi/mode/nodesoverallcompliance.pm b/centreon-plugins/apps/rudder/restapi/mode/nodesoverallcompliance.pm
index 84f28b3aa..86fbafc1d 100644
--- a/centreon-plugins/apps/rudder/restapi/mode/nodesoverallcompliance.pm
+++ b/centreon-plugins/apps/rudder/restapi/mode/nodesoverallcompliance.pm
@@ -25,13 +25,11 @@ use base qw(centreon::plugins::templates::counter);
 use strict;
 use warnings;
 
-my $instance_mode;
-
 sub custom_compliance_perfdata {
     my ($self, %options) = @_;
 
     my %total_options = ();
-    if ($instance_mode->{option_results}->{units} eq '%') {
+    if ($self->{instance_mode}->{option_results}->{units} eq '%') {
         $total_options{total} = $self->{result_values}->{total};
         $total_options{cast_int} = 1;
     }
@@ -47,7 +45,7 @@ sub custom_compliance_threshold {
     my ($self, %options) = @_;
 
     my $threshold_value = $self->{result_values}->{count};
-    if ($instance_mode->{option_results}->{units} eq '%') {
+    if ($self->{instance_mode}->{option_results}->{units} eq '%') {
         $threshold_value = $self->{result_values}->{prct_count};
     }
     my $exit = $self->{perfdata}->threshold_check(value => $threshold_value,
@@ -146,13 +144,6 @@ sub new {
     return $self;
 }
 
-sub check_options {
-    my ($self, %options) = @_;
-    $self->SUPER::check_options(%options);
-
-    $instance_mode = $self;
-}
-
 sub manage_selection {
     my ($self, %options) = @_;
 
diff --git a/centreon-plugins/cloud/aws/cloudfront/mode/requests.pm b/centreon-plugins/cloud/aws/cloudfront/mode/requests.pm
index 3265d6ea0..b6c6d9a8d 100644
--- a/centreon-plugins/cloud/aws/cloudfront/mode/requests.pm
+++ b/centreon-plugins/cloud/aws/cloudfront/mode/requests.pm
@@ -25,8 +25,6 @@ use base qw(centreon::plugins::templates::counter);
 use strict;
 use warnings;
 
-my $instance_mode;
-
 sub prefix_metric_output {
     my ($self, %options) = @_;
     
@@ -48,7 +46,7 @@ sub custom_metric_calc {
 sub custom_metric_threshold {
     my ($self, %options) = @_;
 
-    my $exit = $self->{perfdata}->threshold_check(value => defined($instance_mode->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
+    my $exit = $self->{perfdata}->threshold_check(value => defined($self->{instance_mode}->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
                                                   threshold => [ { label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'critical' },
                                                                  { label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'warning' } ]);
     return $exit;
@@ -61,8 +59,8 @@ sub custom_metric_perfdata {
     $extra_label = '_' . lc($self->{result_values}->{display}) if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
 
     $self->{output}->perfdata_add(label => lc($self->{result_values}->{metric}) . "_" . lc($self->{result_values}->{stat}) . $extra_label,
-				                  unit => defined($instance_mode->{option_results}->{per_sec}) ? 'requests/s' : 'requests',
-                                  value => sprintf("%.2f", defined($instance_mode->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
+				                  unit => defined($self->{instance_mode}->{option_results}->{per_sec}) ? 'requests/s' : 'requests',
+                                  value => sprintf("%.2f", defined($self->{instance_mode}->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
                                   warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                   critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                  );
@@ -72,7 +70,7 @@ sub custom_metric_output {
     my ($self, %options) = @_;
     my $msg = "";
 
-    if (defined($instance_mode->{option_results}->{per_sec})) {
+    if (defined($self->{instance_mode}->{option_results}->{per_sec})) {
         my ($value, $unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{value_per_sec});
         $msg = $self->{result_values}->{metric}  . ": " . $value . "requests/s"; 
     } else {
@@ -111,12 +109,11 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                {
-                                    "id:s@"	          => { name => 'id' },
-                                    "per-sec"         => { name => 'per_sec' },
-                                });
-    
+    $options{options}->add_options(arguments => {
+        "id:s@"	    => { name => 'id' },
+        "per-sec"   => { name => 'per_sec' },
+    });
+
     return $self;
 }
 
@@ -148,9 +145,7 @@ sub check_options {
         }
     }
 
-    push @{$self->{aws_metrics}}, 'Requests';
- 
-    $instance_mode = $self;
+    push @{$self->{aws_metrics}}, 'Requests'; 
 }
 
 sub manage_selection {
diff --git a/centreon-plugins/cloud/aws/cloudfront/mode/throughput.pm b/centreon-plugins/cloud/aws/cloudfront/mode/throughput.pm
index d2cafe947..1f4725127 100644
--- a/centreon-plugins/cloud/aws/cloudfront/mode/throughput.pm
+++ b/centreon-plugins/cloud/aws/cloudfront/mode/throughput.pm
@@ -25,8 +25,6 @@ use base qw(centreon::plugins::templates::counter);
 use strict;
 use warnings;
 
-my $instance_mode;
-
 sub prefix_metric_output {
     my ($self, %options) = @_;
     
@@ -48,7 +46,7 @@ sub custom_metric_calc {
 sub custom_metric_threshold {
     my ($self, %options) = @_;
 
-    my $exit = $self->{perfdata}->threshold_check(value => defined($instance_mode->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
+    my $exit = $self->{perfdata}->threshold_check(value => defined($self->{instance_mode}->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
                                                   threshold => [ { label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'critical' },
                                                                  { label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'warning' } ]);
     return $exit;
@@ -61,8 +59,8 @@ sub custom_metric_perfdata {
     $extra_label = '_' . lc($self->{result_values}->{display}) if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
 
     $self->{output}->perfdata_add(label => lc($self->{result_values}->{metric}) . "_" . lc($self->{result_values}->{stat}) . $extra_label,
-				                  unit => defined($instance_mode->{option_results}->{per_sec}) ? 'B/s' : 'B',
-                                  value => sprintf("%.2f", defined($instance_mode->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
+				                  unit => defined($self->{instance_mode}->{option_results}->{per_sec}) ? 'B/s' : 'B',
+                                  value => sprintf("%.2f", defined($self->{instance_mode}->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
                                   warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                   critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                  );
@@ -72,7 +70,7 @@ sub custom_metric_output {
     my ($self, %options) = @_;
     my $msg = "";
 
-    if (defined($instance_mode->{option_results}->{per_sec})) {
+    if (defined($self->{instance_mode}->{option_results}->{per_sec})) {
         my ($value, $unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{value_per_sec});
         $msg = $self->{result_values}->{metric}  . ": " . $value . $unit . "/s"; 
     } else {
@@ -111,13 +109,12 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                {
-                                    "id:s@"	          => { name => 'id' },
-                                    "filter-metric:s" => { name => 'filter_metric' },
-                                    "per-sec"         => { name => 'per_sec' },
-                                });
-    
+    $options{options}->add_options(arguments => {
+        "id:s@"	          => { name => 'id' },
+        "filter-metric:s" => { name => 'filter_metric' },
+        "per-sec"         => { name => 'per_sec' },
+    });
+
     return $self;
 }
 
@@ -155,8 +152,6 @@ sub check_options {
 
         push @{$self->{aws_metrics}}, $metric;
     }
-
-    $instance_mode = $self;
 }
 
 sub manage_selection {
diff --git a/centreon-plugins/cloud/aws/ec2/mode/diskio.pm b/centreon-plugins/cloud/aws/ec2/mode/diskio.pm
index f0943a37f..d4f9cc715 100644
--- a/centreon-plugins/cloud/aws/ec2/mode/diskio.pm
+++ b/centreon-plugins/cloud/aws/ec2/mode/diskio.pm
@@ -30,8 +30,6 @@ my %map_type = (
     "asg"      => "AutoScalingGroupName",
 );
 
-my $instance_mode;
-
 sub prefix_metric_output {
     my ($self, %options) = @_;
     
@@ -53,7 +51,7 @@ sub custom_metric_calc {
 sub custom_metric_threshold {
     my ($self, %options) = @_;
 
-    my $exit = $self->{perfdata}->threshold_check(value => defined($instance_mode->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
+    my $exit = $self->{perfdata}->threshold_check(value => defined($self->{instance_mode}->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
                                                   threshold => [ { label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'critical' },
                                                                  { label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'warning' } ]);
     return $exit;
@@ -66,8 +64,8 @@ sub custom_usage_perfdata {
     $extra_label = '_' . lc($self->{result_values}->{display}) if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
 
     $self->{output}->perfdata_add(label => lc($self->{result_values}->{metric}) . "_" . lc($self->{result_values}->{stat}) . $extra_label,
-				                  unit => defined($instance_mode->{option_results}->{per_sec}) ? 'B/s' : 'B',
-                                  value => sprintf("%.2f", defined($instance_mode->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
+				                  unit => defined($self->{instance_mode}->{option_results}->{per_sec}) ? 'B/s' : 'B',
+                                  value => sprintf("%.2f", defined($self->{instance_mode}->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
                                   warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                   critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                  );
@@ -77,7 +75,7 @@ sub custom_usage_output {
     my ($self, %options) = @_;
     my $msg = "";
 
-    if (defined($instance_mode->{option_results}->{per_sec})) {
+    if (defined($self->{instance_mode}->{option_results}->{per_sec})) {
         my ($value, $unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{value_per_sec});
         $msg = $self->{result_values}->{metric}  . ": " . $value . $unit . "/s"; 
     } else {
@@ -94,8 +92,8 @@ sub custom_ops_perfdata {
     $extra_label = '_' . lc($self->{result_values}->{display}) if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
 
     $self->{output}->perfdata_add(label => lc($self->{result_values}->{metric}) . "_" . lc($self->{result_values}->{stat}) . $extra_label,
-                                  unit => defined($instance_mode->{option_results}->{per_sec}) ? 'ops/s' : 'ops',
-                                  value => sprintf("%.2f", defined($instance_mode->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
+                                  unit => defined($self->{instance_mode}->{option_results}->{per_sec}) ? 'ops/s' : 'ops',
+                                  value => sprintf("%.2f", defined($self->{instance_mode}->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
                                   warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                   critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                  );
@@ -106,7 +104,7 @@ sub custom_ops_output {
 
     my $msg ="";
 
-    if (defined($instance_mode->{option_results}->{per_sec})) {
+    if (defined($self->{instance_mode}->{option_results}->{per_sec})) {
         $msg = sprintf("%s: %.2f ops/s", $self->{result_values}->{metric}, $self->{result_values}->{value_per_sec});
     } else {
         $msg = sprintf("%s: %.2f ops", $self->{result_values}->{metric}, $self->{result_values}->{value});
@@ -156,14 +154,13 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                {
-                                    "type:s"	      => { name => 'type' },
-                                    "name:s@"	      => { name => 'name' },
-                                    "filter-metric:s" => { name => 'filter_metric' },
-                                    "per-sec"         => { name => 'per_sec' },
-                                });
-    
+    $options{options}->add_options(arguments => {
+        "type:s"	      => { name => 'type' },
+        "name:s@"	      => { name => 'name' },
+        "filter-metric:s" => { name => 'filter_metric' },
+        "per-sec"         => { name => 'per_sec' },
+    });
+
     return $self;
 }
 
@@ -211,8 +208,6 @@ sub check_options {
 
         push @{$self->{aws_metrics}}, $metric;
     }
-
-    $instance_mode = $self;
 }
 
 sub manage_selection {
diff --git a/centreon-plugins/cloud/aws/ec2/mode/network.pm b/centreon-plugins/cloud/aws/ec2/mode/network.pm
index 2cd07660a..137be8a6f 100644
--- a/centreon-plugins/cloud/aws/ec2/mode/network.pm
+++ b/centreon-plugins/cloud/aws/ec2/mode/network.pm
@@ -30,8 +30,6 @@ my %map_type = (
     "asg"      => "AutoScalingGroupName",
 );
 
-my $instance_mode;
-
 sub prefix_metric_output {
     my ($self, %options) = @_;
     
@@ -53,7 +51,7 @@ sub custom_metric_calc {
 sub custom_metric_threshold {
     my ($self, %options) = @_;
 
-    my $exit = $self->{perfdata}->threshold_check(value => defined($instance_mode->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
+    my $exit = $self->{perfdata}->threshold_check(value => defined($self->{instance_mode}->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
                                                   threshold => [ { label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'critical' },
                                                                  { label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'warning' } ]);
     return $exit;
@@ -66,8 +64,8 @@ sub custom_traffic_perfdata {
     $extra_label = '_' . lc($self->{result_values}->{display}) if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
 
     $self->{output}->perfdata_add(label => lc($self->{result_values}->{metric}) . "_" . lc($self->{result_values}->{stat}) . $extra_label,
-				                  unit => defined($instance_mode->{option_results}->{per_sec}) ? 'B/s' : 'B',
-                                  value => sprintf("%.2f", defined($instance_mode->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
+				                  unit => defined($self->{instance_mode}->{option_results}->{per_sec}) ? 'B/s' : 'B',
+                                  value => sprintf("%.2f", defined($self->{instance_mode}->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
                                   warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                   critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                  );
@@ -77,7 +75,7 @@ sub custom_traffic_output {
     my ($self, %options) = @_;
     my $msg = "";
 
-    if (defined($instance_mode->{option_results}->{per_sec})) {
+    if (defined($self->{instance_mode}->{option_results}->{per_sec})) {
         my ($value, $unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{value_per_sec});
         $msg = $self->{result_values}->{metric}  . ": " . $value . $unit . "/s"; 
     } else {
@@ -94,8 +92,8 @@ sub custom_packets_perfdata {
     $extra_label = '_' . lc($self->{result_values}->{display}) if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
 
     $self->{output}->perfdata_add(label => lc($self->{result_values}->{metric}) . "_" . lc($self->{result_values}->{stat}) . $extra_label,
-                                  unit => defined($instance_mode->{option_results}->{per_sec}) ? 'packets/s' : 'packets',
-                                  value => sprintf("%.2f", defined($instance_mode->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
+                                  unit => defined($self->{instance_mode}->{option_results}->{per_sec}) ? 'packets/s' : 'packets',
+                                  value => sprintf("%.2f", defined($self->{instance_mode}->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
                                   warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                   critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                  );
@@ -106,7 +104,7 @@ sub custom_packets_output {
 
     my $msg ="";
 
-    if (defined($instance_mode->{option_results}->{per_sec})) {
+    if (defined($self->{instance_mode}->{option_results}->{per_sec})) {
         $msg = sprintf("%s: %.2f packets/s", $self->{result_values}->{metric}, $self->{result_values}->{value_per_sec});
     } else {
         $msg = sprintf("%s: %.2f packets", $self->{result_values}->{metric}, $self->{result_values}->{value});
@@ -156,14 +154,13 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                {
-                                    "type:s"           => { name => 'type' },
-                                    "name:s@"          => { name => 'name' },
-                                    "filter-metric:s"  => { name => 'filter_metric' },
-                                    "per-sec"	       => { name => 'per_sec' },
-                                });
-    
+    $options{options}->add_options(arguments => {
+        "type:s"           => { name => 'type' },
+        "name:s@"          => { name => 'name' },
+        "filter-metric:s"  => { name => 'filter_metric' },
+        "per-sec"	       => { name => 'per_sec' },
+    });
+
     return $self;
 }
 
@@ -211,8 +208,6 @@ sub check_options {
 
         push @{$self->{aws_metrics}}, $metric;
     }
-
-    $instance_mode = $self;
 }
 
 sub manage_selection {
diff --git a/centreon-plugins/cloud/aws/elasticache/mode/commandsmemcached.pm b/centreon-plugins/cloud/aws/elasticache/mode/commandsmemcached.pm
index 15b222cb7..ed2874035 100644
--- a/centreon-plugins/cloud/aws/elasticache/mode/commandsmemcached.pm
+++ b/centreon-plugins/cloud/aws/elasticache/mode/commandsmemcached.pm
@@ -25,8 +25,6 @@ use base qw(centreon::plugins::templates::counter);
 use strict;
 use warnings;
 
-my $instance_mode;
-
 sub prefix_metric_output {
     my ($self, %options) = @_;
     
@@ -53,7 +51,7 @@ sub custom_metric_calc {
 sub custom_metric_threshold {
     my ($self, %options) = @_;
 
-    my $exit = $self->{perfdata}->threshold_check(value => defined($instance_mode->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
+    my $exit = $self->{perfdata}->threshold_check(value => defined($self->{instance_mode}->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
                                                   threshold => [ { label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'critical' },
                                                                  { label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'warning' } ]);
     return $exit;
@@ -66,8 +64,8 @@ sub custom_metric_perfdata {
     $extra_label = '_' . lc($self->{result_values}->{display}) if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
 
     $self->{output}->perfdata_add(label => lc($self->{result_values}->{metric}) . "_" . lc($self->{result_values}->{stat}) . $extra_label,
-				                  unit => defined($instance_mode->{option_results}->{per_sec}) ? 'cmd/s' : 'cmd',
-                                  value => sprintf("%.2f", defined($instance_mode->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
+				                  unit => defined($self->{instance_mode}->{option_results}->{per_sec}) ? 'cmd/s' : 'cmd',
+                                  value => sprintf("%.2f", defined($self->{instance_mode}->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
                                   warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                   critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                  );
@@ -77,7 +75,7 @@ sub custom_metric_output {
     my ($self, %options) = @_;
     my $msg = "";
 
-    if (defined($instance_mode->{option_results}->{per_sec})) {
+    if (defined($self->{instance_mode}->{option_results}->{per_sec})) {
         $msg = sprintf("%s: %.2f cmd/s", $self->{result_values}->{metric}, $self->{result_values}->{value_per_sec});
     } else {
         $msg = sprintf("%s: %.2f cmd", $self->{result_values}->{metric}, $self->{result_values}->{value});
@@ -114,14 +112,13 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                {
-                                    "name:s@"	      => { name => 'name' },
-                                    "node-id:s" 	  => { name => 'node_id' },
-                                    "filter-metric:s" => { name => 'filter_metric' },
-                                    "per-sec"         => { name => 'per_sec' },
-                                });
-    
+    $options{options}->add_options(arguments => {
+        "name:s@"	      => { name => 'name' },
+        "node-id:s" 	  => { name => 'node_id' },
+        "filter-metric:s" => { name => 'filter_metric' },
+        "per-sec"         => { name => 'per_sec' },
+    });
+
     return $self;
 }
 
@@ -159,8 +156,6 @@ sub check_options {
 
         push @{$self->{aws_metrics}}, $metric;
     }
-
-    $instance_mode = $self;
 }
 
 sub manage_selection {
diff --git a/centreon-plugins/cloud/aws/elasticache/mode/commandsredis.pm b/centreon-plugins/cloud/aws/elasticache/mode/commandsredis.pm
index fcead2ccf..db911534d 100644
--- a/centreon-plugins/cloud/aws/elasticache/mode/commandsredis.pm
+++ b/centreon-plugins/cloud/aws/elasticache/mode/commandsredis.pm
@@ -25,8 +25,6 @@ use base qw(centreon::plugins::templates::counter);
 use strict;
 use warnings;
 
-my $instance_mode;
-
 sub prefix_metric_output {
     my ($self, %options) = @_;
     
@@ -53,7 +51,7 @@ sub custom_metric_calc {
 sub custom_metric_threshold {
     my ($self, %options) = @_;
 
-    my $exit = $self->{perfdata}->threshold_check(value => defined($instance_mode->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
+    my $exit = $self->{perfdata}->threshold_check(value => defined($self->{instance_mode}->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
                                                   threshold => [ { label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'critical' },
                                                                  { label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'warning' } ]);
     return $exit;
@@ -66,8 +64,8 @@ sub custom_metric_perfdata {
     $extra_label = '_' . lc($self->{result_values}->{display}) if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
 
     $self->{output}->perfdata_add(label => lc($self->{result_values}->{metric}) . "_" . lc($self->{result_values}->{stat}) . $extra_label,
-				                  unit => defined($instance_mode->{option_results}->{per_sec}) ? 'cmd/s' : 'cmd',
-                                  value => sprintf("%.2f", defined($instance_mode->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
+				                  unit => defined($self->{instance_mode}->{option_results}->{per_sec}) ? 'cmd/s' : 'cmd',
+                                  value => sprintf("%.2f", defined($self->{instance_mode}->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
                                   warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                   critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                  );
@@ -77,7 +75,7 @@ sub custom_metric_output {
     my ($self, %options) = @_;
     my $msg = "";
 
-    if (defined($instance_mode->{option_results}->{per_sec})) {
+    if (defined($self->{instance_mode}->{option_results}->{per_sec})) {
         $msg = sprintf("%s: %.2f cmd/s", $self->{result_values}->{metric}, $self->{result_values}->{value_per_sec});
     } else {
         $msg = sprintf("%s: %.2f cmd", $self->{result_values}->{metric}, $self->{result_values}->{value});
@@ -115,14 +113,13 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                {
-                                    "name:s@"	      => { name => 'name' },
-                                    "node-id:s" 	  => { name => 'node_id' },
-                                    "filter-metric:s" => { name => 'filter_metric' },
-                                    "per-sec"         => { name => 'per_sec' },
-                                });
-    
+    $options{options}->add_options(arguments => {
+        "name:s@"	      => { name => 'name' },
+        "node-id:s" 	  => { name => 'node_id' },
+        "filter-metric:s" => { name => 'filter_metric' },
+        "per-sec"         => { name => 'per_sec' },
+    });
+
     return $self;
 }
 
@@ -161,8 +158,6 @@ sub check_options {
 
         push @{$self->{aws_metrics}}, $metric;
     }
-
-    $instance_mode = $self;
 }
 
 sub manage_selection {
diff --git a/centreon-plugins/cloud/aws/elasticache/mode/connections.pm b/centreon-plugins/cloud/aws/elasticache/mode/connections.pm
index 2befae9af..cd5e25952 100644
--- a/centreon-plugins/cloud/aws/elasticache/mode/connections.pm
+++ b/centreon-plugins/cloud/aws/elasticache/mode/connections.pm
@@ -25,8 +25,6 @@ use base qw(centreon::plugins::templates::counter);
 use strict;
 use warnings;
 
-my $instance_mode;
-
 sub prefix_metric_output {
     my ($self, %options) = @_;
     
@@ -53,7 +51,7 @@ sub custom_connection_calc {
 sub custom_connection_threshold {
     my ($self, %options) = @_;
 
-    my $exit = $self->{perfdata}->threshold_check(value => defined($instance_mode->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
+    my $exit = $self->{perfdata}->threshold_check(value => defined($self->{instance_mode}->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
                                                   threshold => [ { label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'critical' },
                                                                  { label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'warning' } ]);
     return $exit;
@@ -66,8 +64,8 @@ sub custom_connection_perfdata {
     $extra_label = '_' . lc($self->{result_values}->{display}) if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
 
     $self->{output}->perfdata_add(label => lc($self->{result_values}->{metric}) . "_" . lc($self->{result_values}->{stat}) . $extra_label,
-				                  unit => defined($instance_mode->{option_results}->{per_sec}) ? 'conn/s' : 'conn',
-                                  value => sprintf("%.2f", defined($instance_mode->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
+				                  unit => defined($self->{instance_mode}->{option_results}->{per_sec}) ? 'conn/s' : 'conn',
+                                  value => sprintf("%.2f", defined($self->{instance_mode}->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
                                   warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                   critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                  );
@@ -77,7 +75,7 @@ sub custom_connection_output {
     my ($self, %options) = @_;
     my $msg = "";
 
-    if (defined($instance_mode->{option_results}->{per_sec})) {
+    if (defined($self->{instance_mode}->{option_results}->{per_sec})) {
         $msg = sprintf("%s: %.2f connections/s", $self->{result_values}->{metric}, $self->{result_values}->{value_per_sec});
     } else {
         $msg = sprintf("%s: %.2f connections", $self->{result_values}->{metric}, $self->{result_values}->{value});
@@ -126,14 +124,13 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                {
-                                    "name:s@"	      => { name => 'name' },
-                                    "node-id:s" 	  => { name => 'node_id' },
-                                    "filter-metric:s" => { name => 'filter_metric' },
-                                    "per-sec"         => { name => 'per_sec' },
-                                });
-    
+    $options{options}->add_options(arguments => {
+        "name:s@"	      => { name => 'name' },
+        "node-id:s" 	  => { name => 'node_id' },
+        "filter-metric:s" => { name => 'filter_metric' },
+        "per-sec"         => { name => 'per_sec' },
+    });
+
     return $self;
 }
 
@@ -171,8 +168,6 @@ sub check_options {
 
         push @{$self->{aws_metrics}}, $metric;
     }
-
-    $instance_mode = $self;
 }
 
 sub manage_selection {
diff --git a/centreon-plugins/cloud/aws/elasticache/mode/evictions.pm b/centreon-plugins/cloud/aws/elasticache/mode/evictions.pm
index f14c5acf5..5ad1059a2 100644
--- a/centreon-plugins/cloud/aws/elasticache/mode/evictions.pm
+++ b/centreon-plugins/cloud/aws/elasticache/mode/evictions.pm
@@ -25,8 +25,6 @@ use base qw(centreon::plugins::templates::counter);
 use strict;
 use warnings;
 
-my $instance_mode;
-
 sub prefix_metric_output {
     my ($self, %options) = @_;
     
@@ -53,7 +51,7 @@ sub custom_metric_calc {
 sub custom_metric_threshold {
     my ($self, %options) = @_;
 
-    my $exit = $self->{perfdata}->threshold_check(value => defined($instance_mode->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
+    my $exit = $self->{perfdata}->threshold_check(value => defined($self->{instance_mode}->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
                                                   threshold => [ { label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'critical' },
                                                                  { label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'warning' } ]);
     return $exit;
@@ -66,8 +64,8 @@ sub custom_metric_perfdata {
     $extra_label = '_' . lc($self->{result_values}->{display}) if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
 
     $self->{output}->perfdata_add(label => lc($self->{result_values}->{metric}) . "_" . lc($self->{result_values}->{stat}) . $extra_label,
-				                  unit => defined($instance_mode->{option_results}->{per_sec}) ? 'evictions/s' : 'evictions',
-                                  value => sprintf("%.2f", defined($instance_mode->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
+				                  unit => defined($self->{instance_mode}->{option_results}->{per_sec}) ? 'evictions/s' : 'evictions',
+                                  value => sprintf("%.2f", defined($self->{instance_mode}->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
                                   warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                   critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                  );
@@ -77,7 +75,7 @@ sub custom_metric_output {
     my ($self, %options) = @_;
     my $msg = "";
 
-    if (defined($instance_mode->{option_results}->{per_sec})) {
+    if (defined($self->{instance_mode}->{option_results}->{per_sec})) {
         $msg = sprintf("%s: %.2f evictions/s", $self->{result_values}->{metric}, $self->{result_values}->{value_per_sec});
     } else {
         $msg = sprintf("%s: %.2f evictions", $self->{result_values}->{metric}, $self->{result_values}->{value});
@@ -114,14 +112,13 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                {
-                                    "name:s@"	      => { name => 'name' },
-                                    "node-id:s" 	  => { name => 'node_id' },
-                                    "filter-metric:s" => { name => 'filter_metric' },
-                                    "per-sec"         => { name => 'per_sec' },
-                                });
-    
+    $options{options}->add_options(arguments => {
+        "name:s@"	      => { name => 'name' },
+        "node-id:s" 	  => { name => 'node_id' },
+        "filter-metric:s" => { name => 'filter_metric' },
+        "per-sec"         => { name => 'per_sec' },
+    });
+
     return $self;
 }
 
@@ -159,8 +156,6 @@ sub check_options {
 
         push @{$self->{aws_metrics}}, $metric;
     }
-
-    $instance_mode = $self;
 }
 
 sub manage_selection {
diff --git a/centreon-plugins/cloud/aws/elasticache/mode/items.pm b/centreon-plugins/cloud/aws/elasticache/mode/items.pm
index 14ae15a73..f0b462826 100644
--- a/centreon-plugins/cloud/aws/elasticache/mode/items.pm
+++ b/centreon-plugins/cloud/aws/elasticache/mode/items.pm
@@ -25,8 +25,6 @@ use base qw(centreon::plugins::templates::counter);
 use strict;
 use warnings;
 
-my $instance_mode;
-
 sub prefix_metric_output {
     my ($self, %options) = @_;
     
@@ -53,7 +51,7 @@ sub custom_item_calc {
 sub custom_item_threshold {
     my ($self, %options) = @_;
 
-    my $exit = $self->{perfdata}->threshold_check(value => defined($instance_mode->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
+    my $exit = $self->{perfdata}->threshold_check(value => defined($self->{instance_mode}->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
                                                   threshold => [ { label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'critical' },
                                                                  { label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'warning' } ]);
     return $exit;
@@ -66,8 +64,8 @@ sub custom_item_perfdata {
     $extra_label = '_' . lc($self->{result_values}->{display}) if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
 
     $self->{output}->perfdata_add(label => lc($self->{result_values}->{metric}) . "_" . lc($self->{result_values}->{stat}) . $extra_label,
-				                  unit => defined($instance_mode->{option_results}->{per_sec}) ? 'items/s' : 'items',
-                                  value => sprintf("%.2f", defined($instance_mode->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
+				                  unit => defined($self->{instance_mode}->{option_results}->{per_sec}) ? 'items/s' : 'items',
+                                  value => sprintf("%.2f", defined($self->{instance_mode}->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
                                   warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                   critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                  );
@@ -77,7 +75,7 @@ sub custom_item_output {
     my ($self, %options) = @_;
     my $msg = "";
 
-    if (defined($instance_mode->{option_results}->{per_sec})) {
+    if (defined($self->{instance_mode}->{option_results}->{per_sec})) {
         $msg = sprintf("%s: %.2f items/s", $self->{result_values}->{metric}, $self->{result_values}->{value_per_sec});
     } else {
         $msg = sprintf("%s: %.2f items", $self->{result_values}->{metric}, $self->{result_values}->{value});
@@ -126,14 +124,13 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                {
-                                    "name:s@"	      => { name => 'name' },
-                                    "node-id:s" 	  => { name => 'node_id' },
-                                    "filter-metric:s" => { name => 'filter_metric' },
-                                    "per-sec"         => { name => 'per_sec' },
-                                });
-    
+    $options{options}->add_options(arguments => {
+        "name:s@"	      => { name => 'name' },
+        "node-id:s" 	  => { name => 'node_id' },
+        "filter-metric:s" => { name => 'filter_metric' },
+        "per-sec"         => { name => 'per_sec' },
+    });
+
     return $self;
 }
 
@@ -171,8 +168,6 @@ sub check_options {
 
         push @{$self->{aws_metrics}}, $metric;
     }
-
-    $instance_mode = $self;
 }
 
 sub manage_selection {
diff --git a/centreon-plugins/cloud/aws/elasticache/mode/network.pm b/centreon-plugins/cloud/aws/elasticache/mode/network.pm
index 11244535c..dfd419388 100644
--- a/centreon-plugins/cloud/aws/elasticache/mode/network.pm
+++ b/centreon-plugins/cloud/aws/elasticache/mode/network.pm
@@ -25,8 +25,6 @@ use base qw(centreon::plugins::templates::counter);
 use strict;
 use warnings;
 
-my $instance_mode;
-
 sub prefix_metric_output {
     my ($self, %options) = @_;
     
@@ -53,7 +51,7 @@ sub custom_traffic_calc {
 sub custom_traffic_threshold {
     my ($self, %options) = @_;
 
-    my $exit = $self->{perfdata}->threshold_check(value => defined($instance_mode->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
+    my $exit = $self->{perfdata}->threshold_check(value => defined($self->{instance_mode}->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
                                                   threshold => [ { label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'critical' },
                                                                  { label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'warning' } ]);
     return $exit;
@@ -66,8 +64,8 @@ sub custom_traffic_perfdata {
     $extra_label = '_' . lc($self->{result_values}->{display}) if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
 
     $self->{output}->perfdata_add(label => lc($self->{result_values}->{metric}) . "_" . lc($self->{result_values}->{stat}) . $extra_label,
-				                  unit => defined($instance_mode->{option_results}->{per_sec}) ? 'B/s' : 'B',
-                                  value => sprintf("%.2f", defined($instance_mode->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
+				                  unit => defined($self->{instance_mode}->{option_results}->{per_sec}) ? 'B/s' : 'B',
+                                  value => sprintf("%.2f", defined($self->{instance_mode}->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
                                   warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                   critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                  );
@@ -77,7 +75,7 @@ sub custom_traffic_output {
     my ($self, %options) = @_;
     my $msg = "";
 
-    if (defined($instance_mode->{option_results}->{per_sec})) {
+    if (defined($self->{instance_mode}->{option_results}->{per_sec})) {
         my ($value, $unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{value_per_sec});
         $msg = $self->{result_values}->{metric}  . ": " . $value . $unit . "/s"; 
     } else {
@@ -116,14 +114,13 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                {
-                                    "name:s@"	      => { name => 'name' },
-                                    "node-id:s" 	  => { name => 'node_id' },
-                                    "filter-metric:s" => { name => 'filter_metric' },
-                                    "per-sec"         => { name => 'per_sec' },
-                                });
-    
+    $options{options}->add_options(arguments => {
+        "name:s@"	      => { name => 'name' },
+        "node-id:s" 	  => { name => 'node_id' },
+        "filter-metric:s" => { name => 'filter_metric' },
+        "per-sec"         => { name => 'per_sec' },
+    });
+
     return $self;
 }
 
@@ -161,8 +158,6 @@ sub check_options {
 
         push @{$self->{aws_metrics}}, $metric;
     }
-
-    $instance_mode = $self;
 }
 
 sub manage_selection {
diff --git a/centreon-plugins/cloud/aws/elasticache/mode/replication.pm b/centreon-plugins/cloud/aws/elasticache/mode/replication.pm
index 09da1f070..6044271f1 100644
--- a/centreon-plugins/cloud/aws/elasticache/mode/replication.pm
+++ b/centreon-plugins/cloud/aws/elasticache/mode/replication.pm
@@ -25,8 +25,6 @@ use base qw(centreon::plugins::templates::counter);
 use strict;
 use warnings;
 
-my $instance_mode;
-
 sub prefix_metric_output {
     my ($self, %options) = @_;
     
@@ -53,7 +51,7 @@ sub custom_metric_calc {
 sub custom_metric_threshold {
     my ($self, %options) = @_;
 
-    my $exit = $self->{perfdata}->threshold_check(value => defined($instance_mode->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
+    my $exit = $self->{perfdata}->threshold_check(value => defined($self->{instance_mode}->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
                                                   threshold => [ { label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'critical' },
                                                                  { label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'warning' } ]);
     return $exit;
@@ -66,8 +64,8 @@ sub custom_metric_perfdata {
     $extra_label = '_' . lc($self->{result_values}->{display}) if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
 
     $self->{output}->perfdata_add(label => lc($self->{result_values}->{metric}) . "_" . lc($self->{result_values}->{stat}) . $extra_label,
-				                  unit => defined($instance_mode->{option_results}->{per_sec}) ? 'B/s' : 'B',
-                                  value => sprintf("%.2f", defined($instance_mode->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
+				                  unit => defined($self->{instance_mode}->{option_results}->{per_sec}) ? 'B/s' : 'B',
+                                  value => sprintf("%.2f", defined($self->{instance_mode}->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
                                   warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                   critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                  );
@@ -77,7 +75,7 @@ sub custom_metric_output {
     my ($self, %options) = @_;
     my $msg = "";
 
-    if (defined($instance_mode->{option_results}->{per_sec})) {
+    if (defined($self->{instance_mode}->{option_results}->{per_sec})) {
         my ($value, $unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{value_per_sec});
         $msg = $self->{result_values}->{metric}  . ": " . $value . $unit . "/s"; 
     } else {
@@ -128,14 +126,13 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                {
-                                    "name:s@"	      => { name => 'name' },
-                                    "node-id:s" 	  => { name => 'node_id' },
-                                    "filter-metric:s" => { name => 'filter_metric' },
-                                    "per-sec"         => { name => 'per_sec' },
-                                });
-    
+    $options{options}->add_options(arguments => {
+        "name:s@"	      => { name => 'name' },
+        "node-id:s" 	  => { name => 'node_id' },
+        "filter-metric:s" => { name => 'filter_metric' },
+        "per-sec"         => { name => 'per_sec' },
+    });
+
     return $self;
 }
 
@@ -173,8 +170,6 @@ sub check_options {
 
         push @{$self->{aws_metrics}}, $metric;
     }
-
-    $instance_mode = $self;
 }
 
 sub manage_selection {
diff --git a/centreon-plugins/cloud/aws/elasticache/mode/requestsmemcached.pm b/centreon-plugins/cloud/aws/elasticache/mode/requestsmemcached.pm
index 19725adff..69c3f70dc 100644
--- a/centreon-plugins/cloud/aws/elasticache/mode/requestsmemcached.pm
+++ b/centreon-plugins/cloud/aws/elasticache/mode/requestsmemcached.pm
@@ -25,8 +25,6 @@ use base qw(centreon::plugins::templates::counter);
 use strict;
 use warnings;
 
-my $instance_mode;
-
 sub prefix_metric_output {
     my ($self, %options) = @_;
     
@@ -53,7 +51,7 @@ sub custom_metric_calc {
 sub custom_metric_threshold {
     my ($self, %options) = @_;
 
-    my $exit = $self->{perfdata}->threshold_check(value => defined($instance_mode->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
+    my $exit = $self->{perfdata}->threshold_check(value => defined($self->{instance_mode}->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
                                                   threshold => [ { label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'critical' },
                                                                  { label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'warning' } ]);
     return $exit;
@@ -66,8 +64,8 @@ sub custom_metric_perfdata {
     $extra_label = '_' . lc($self->{result_values}->{display}) if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
 
     $self->{output}->perfdata_add(label => lc($self->{result_values}->{metric}) . "_" . lc($self->{result_values}->{stat}) . $extra_label,
-				                  unit => defined($instance_mode->{option_results}->{per_sec}) ? 'req/s' : 'req',
-                                  value => sprintf("%.2f", defined($instance_mode->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
+				                  unit => defined($self->{instance_mode}->{option_results}->{per_sec}) ? 'req/s' : 'req',
+                                  value => sprintf("%.2f", defined($self->{instance_mode}->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
                                   warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                   critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                  );
@@ -77,7 +75,7 @@ sub custom_metric_output {
     my ($self, %options) = @_;
     my $msg = "";
 
-    if (defined($instance_mode->{option_results}->{per_sec})) {
+    if (defined($self->{instance_mode}->{option_results}->{per_sec})) {
         $msg = sprintf("%s: %.2f requests/s", $self->{result_values}->{metric}, $self->{result_values}->{value_per_sec});
     } else {
         $msg = sprintf("%s: %.2f requests", $self->{result_values}->{metric}, $self->{result_values}->{value});
@@ -115,14 +113,13 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                {
-                                    "name:s@"	      => { name => 'name' },
-                                    "node-id:s" 	  => { name => 'node_id' },
-                                    "filter-metric:s" => { name => 'filter_metric' },
-                                    "per-sec"         => { name => 'per_sec' },
-                                });
-    
+    $options{options}->add_options(arguments => {
+        "name:s@"	      => { name => 'name' },
+        "node-id:s" 	  => { name => 'node_id' },
+        "filter-metric:s" => { name => 'filter_metric' },
+        "per-sec"         => { name => 'per_sec' },
+    });
+
     return $self;
 }
 
@@ -161,8 +158,6 @@ sub check_options {
 
         push @{$self->{aws_metrics}}, $metric;
     }
-
-    $instance_mode = $self;
 }
 
 sub manage_selection {
diff --git a/centreon-plugins/cloud/aws/elasticache/mode/requestsredis.pm b/centreon-plugins/cloud/aws/elasticache/mode/requestsredis.pm
index 7c2b2efa6..8cc576b86 100644
--- a/centreon-plugins/cloud/aws/elasticache/mode/requestsredis.pm
+++ b/centreon-plugins/cloud/aws/elasticache/mode/requestsredis.pm
@@ -25,8 +25,6 @@ use base qw(centreon::plugins::templates::counter);
 use strict;
 use warnings;
 
-my $instance_mode;
-
 sub prefix_metric_output {
     my ($self, %options) = @_;
     
@@ -53,7 +51,7 @@ sub custom_metric_calc {
 sub custom_metric_threshold {
     my ($self, %options) = @_;
 
-    my $exit = $self->{perfdata}->threshold_check(value => defined($instance_mode->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
+    my $exit = $self->{perfdata}->threshold_check(value => defined($self->{instance_mode}->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
                                                   threshold => [ { label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'critical' },
                                                                  { label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'warning' } ]);
     return $exit;
@@ -66,8 +64,8 @@ sub custom_metric_perfdata {
     $extra_label = '_' . lc($self->{result_values}->{display}) if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
 
     $self->{output}->perfdata_add(label => lc($self->{result_values}->{metric}) . "_" . lc($self->{result_values}->{stat}) . $extra_label,
-				                  unit => defined($instance_mode->{option_results}->{per_sec}) ? 'req/s' : 'req',
-                                  value => sprintf("%.2f", defined($instance_mode->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
+				                  unit => defined($self->{instance_mode}->{option_results}->{per_sec}) ? 'req/s' : 'req',
+                                  value => sprintf("%.2f", defined($self->{instance_mode}->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
                                   warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                   critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                  );
@@ -77,7 +75,7 @@ sub custom_metric_output {
     my ($self, %options) = @_;
     my $msg = "";
 
-    if (defined($instance_mode->{option_results}->{per_sec})) {
+    if (defined($self->{instance_mode}->{option_results}->{per_sec})) {
         $msg = sprintf("%s: %.2f requests/s", $self->{result_values}->{metric}, $self->{result_values}->{value_per_sec});
     } else {
         $msg = sprintf("%s: %.2f requests", $self->{result_values}->{metric}, $self->{result_values}->{value});
@@ -114,14 +112,13 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                {
-                                    "name:s@"	      => { name => 'name' },
-                                    "node-id:s" 	  => { name => 'node_id' },
-                                    "filter-metric:s" => { name => 'filter_metric' },
-                                    "per-sec"         => { name => 'per_sec' },
-                                });
-    
+    $options{options}->add_options(arguments => {
+        "name:s@"	      => { name => 'name' },
+        "node-id:s" 	  => { name => 'node_id' },
+        "filter-metric:s" => { name => 'filter_metric' },
+        "per-sec"         => { name => 'per_sec' },
+    });
+
     return $self;
 }
 
@@ -159,8 +156,6 @@ sub check_options {
 
         push @{$self->{aws_metrics}}, $metric;
     }
-
-    $instance_mode = $self;
 }
 
 sub manage_selection {
diff --git a/centreon-plugins/cloud/aws/rds/mode/volume.pm b/centreon-plugins/cloud/aws/rds/mode/volume.pm
index c52dba4c5..ec49ac64c 100644
--- a/centreon-plugins/cloud/aws/rds/mode/volume.pm
+++ b/centreon-plugins/cloud/aws/rds/mode/volume.pm
@@ -29,9 +29,6 @@ my %map_type = (
     "cluster"  => "DbClusterIdentifier",
 );
 
-
-my $instance_mode;
-
 sub prefix_metric_output {
     my ($self, %options) = @_;
     
@@ -53,7 +50,7 @@ sub custom_metric_calc {
 sub custom_metric_threshold {
     my ($self, %options) = @_;
 
-    my $exit = $self->{perfdata}->threshold_check(value => defined($instance_mode->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
+    my $exit = $self->{perfdata}->threshold_check(value => defined($self->{instance_mode}->{option_results}->{per_sec}) ?  $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
                                                   threshold => [ { label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'critical' },
                                                                  { label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'warning' } ]);
     return $exit;
@@ -66,8 +63,8 @@ sub custom_ops_perfdata {
     $extra_label = '_' . lc($self->{result_values}->{display}) if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
 
     $self->{output}->perfdata_add(label => lc($self->{result_values}->{metric}) . "_" . lc($self->{result_values}->{stat}) . $extra_label,
-                                  unit => defined($instance_mode->{option_results}->{per_sec}) ? 'ops/s' : 'ops',
-                                  value => sprintf("%.2f", defined($instance_mode->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
+                                  unit => defined($self->{instance_mode}->{option_results}->{per_sec}) ? 'ops/s' : 'ops',
+                                  value => sprintf("%.2f", defined($self->{instance_mode}->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
                                   warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                   critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
                                  );
@@ -78,7 +75,7 @@ sub custom_ops_output {
 
     my $msg ="";
 
-    if (defined($instance_mode->{option_results}->{per_sec})) {
+    if (defined($self->{instance_mode}->{option_results}->{per_sec})) {
         $msg = sprintf("%s: %.2f ops/s", $self->{result_values}->{metric}, $self->{result_values}->{value_per_sec});
     } else {
         $msg = sprintf("%s: %.2f ops", $self->{result_values}->{metric}, $self->{result_values}->{value});
@@ -129,14 +126,13 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                {
-                                    "type:s"	      => { name => 'type', default => 'cluster' },
-                                    "name:s@"	      => { name => 'name' },
-                                    "filter-metric:s" => { name => 'filter_metric' },
-                                    "per-sec"	      => { name => 'per_sec' },
-                                });
-    
+    $options{options}->add_options(arguments => {
+        "type:s"	      => { name => 'type', default => 'cluster' },
+        "name:s@"	      => { name => 'name' },
+        "filter-metric:s" => { name => 'filter_metric' },
+        "per-sec"	      => { name => 'per_sec' },
+    });
+
     return $self;
 }
 
@@ -184,8 +180,6 @@ sub check_options {
 
         push @{$self->{aws_metrics}}, $metric;
     }
-
-    $instance_mode = $self;
 }
 
 sub manage_selection {
diff --git a/centreon-plugins/cloud/cloudfoundry/restapi/mode/instancesstate.pm b/centreon-plugins/cloud/cloudfoundry/restapi/mode/instancesstate.pm
index efad7fa68..af61e9073 100644
--- a/centreon-plugins/cloud/cloudfoundry/restapi/mode/instancesstate.pm
+++ b/centreon-plugins/cloud/cloudfoundry/restapi/mode/instancesstate.pm
@@ -25,8 +25,6 @@ use base qw(centreon::plugins::templates::counter);
 use strict;
 use warnings;
 
-my $instance_mode;
-
 sub custom_app_state_threshold {
     my ($self, %options) = @_;
     my $status = 'ok';
@@ -36,11 +34,11 @@ sub custom_app_state_threshold {
         local $SIG{__WARN__} = sub { $message = $_[0]; };
         local $SIG{__DIE__} = sub { $message = $_[0]; };
 
-        if (defined($instance_mode->{option_results}->{critical_app_state}) && $instance_mode->{option_results}->{critical_app_state} ne '' &&
-            eval "$instance_mode->{option_results}->{critical_app_state}") {
+        if (defined($self->{instance_mode}->{option_results}->{critical_app_state}) && $self->{instance_mode}->{option_results}->{critical_app_state} ne '' &&
+            eval "$self->{instance_mode}->{option_results}->{critical_app_state}") {
             $status = 'critical';
-        } elsif (defined($instance_mode->{option_results}->{warning_app_state}) && $instance_mode->{option_results}->{warning_app_state} ne '' &&
-            eval "$instance_mode->{option_results}->{warning_app_state}") {
+        } elsif (defined($self->{instance_mode}->{option_results}->{warning_app_state}) && $self->{instance_mode}->{option_results}->{warning_app_state} ne '' &&
+            eval "$self->{instance_mode}->{option_results}->{warning_app_state}") {
             $status = 'warning';
         }
     };
@@ -77,11 +75,11 @@ sub custom_inst_state_threshold {
         local $SIG{__WARN__} = sub { $message = $_[0]; };
         local $SIG{__DIE__} = sub { $message = $_[0]; };
 
-        if (defined($instance_mode->{option_results}->{critical_instance_state}) && $instance_mode->{option_results}->{critical_instance_state} ne '' &&
-            eval "$instance_mode->{option_results}->{critical_instance_state}") {
+        if (defined($self->{instance_mode}->{option_results}->{critical_instance_state}) && $self->{instance_mode}->{option_results}->{critical_instance_state} ne '' &&
+            eval "$self->{instance_mode}->{option_results}->{critical_instance_state}") {
             $status = 'critical';
-        } elsif (defined($instance_mode->{option_results}->{warning_instance_state}) && $instance_mode->{option_results}->{warning_instance_state} ne '' &&
-            eval "$instance_mode->{option_results}->{warning_instance_state}") {
+        } elsif (defined($self->{instance_mode}->{option_results}->{warning_instance_state}) && $self->{instance_mode}->{option_results}->{warning_instance_state} ne '' &&
+            eval "$self->{instance_mode}->{option_results}->{warning_instance_state}") {
             $status = 'warning';
         }
     };
@@ -182,15 +180,14 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                {
-                                    "app-guid:s"                    => { name => 'app_guid' },
-                                    "warning-app-state:s"           => { name => 'warning_app_state' },
-                                    "critical-app-state:s"          => { name => 'critical_app_state', default => '%{state} !~ /STARTED/i' },
-                                    "warning-instance-state:s"      => { name => 'warning_instance_state' },
-                                    "critical-instance-state:s"     => { name => 'critical_instance_state', default => '%{state} !~ /RUNNING/i' },
-                                });
-   
+    $options{options}->add_options(arguments => {
+        "app-guid:s"                    => { name => 'app_guid' },
+        "warning-app-state:s"           => { name => 'warning_app_state' },
+        "critical-app-state:s"          => { name => 'critical_app_state', default => '%{state} !~ /STARTED/i' },
+        "warning-instance-state:s"      => { name => 'warning_instance_state' },
+        "critical-instance-state:s"     => { name => 'critical_instance_state', default => '%{state} !~ /RUNNING/i' },
+    });
+
     return $self;
 }
 
@@ -203,7 +200,6 @@ sub check_options {
         $self->{output}->option_exit();
     }
     
-    $instance_mode = $self;
     $self->change_macros(macros => ['warning_app_state', 'critical_app_state', 'warning_instance_state', 'critical_instance_state']);
 }
 
diff --git a/centreon-plugins/cloud/ovh/restapi/mode/quotausage.pm b/centreon-plugins/cloud/ovh/restapi/mode/quotausage.pm
index bf9248fb4..f6a6ef8ae 100644
--- a/centreon-plugins/cloud/ovh/restapi/mode/quotausage.pm
+++ b/centreon-plugins/cloud/ovh/restapi/mode/quotausage.pm
@@ -26,21 +26,19 @@ use strict;
 use warnings;
 use centreon::plugins::misc;
 
-my $instance_mode;
-
 sub custom_usage_perfdata {
     my ($self, %options) = @_;
 
     my $label = 'used';
     my $value_perf = $self->{result_values}->{used};
-    if (defined($instance_mode->{option_results}->{free})) {
+    if (defined($self->{instance_mode}->{option_results}->{free})) {
         $label = 'free';
         $value_perf = $self->{result_values}->{free};
     }
     my $extra_label = '';
     $extra_label = '_' . $self->{result_values}->{display} if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
     my %total_options = ();
-    if ($instance_mode->{option_results}->{units} eq '%') {
+    if ($self->{instance_mode}->{option_results}->{units} eq '%') {
         $total_options{total} = $self->{result_values}->{total};
         $total_options{cast_int} = 1;
     }
@@ -57,10 +55,10 @@ sub custom_usage_threshold {
 
     my ($exit, $threshold_value);
     $threshold_value = $self->{result_values}->{used};
-    $threshold_value = $self->{result_values}->{free} if (defined($instance_mode->{option_results}->{free}));
-    if ($instance_mode->{option_results}->{units} eq '%') {
+    $threshold_value = $self->{result_values}->{free} if (defined($self->{instance_mode}->{option_results}->{free}));
+    if ($self->{instance_mode}->{option_results}->{units} eq '%') {
         $threshold_value = $self->{result_values}->{prct_used};
-        $threshold_value = $self->{result_values}->{prct_free} if (defined($instance_mode->{option_results}->{free}));
+        $threshold_value = $self->{result_values}->{prct_free} if (defined($self->{instance_mode}->{option_results}->{free}));
     }
     $exit = $self->{perfdata}->threshold_check(value => $threshold_value, threshold => [ { label => 'critical-' . $self->{label}, exit_litteral => 'critical' }, { label => 'warning-'. $self->{label}, exit_litteral => 'warning' } ]);
     return $exit;
@@ -117,23 +115,15 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                { 
-                                  "filter-service:s"    => { name => 'filter_service' },
-                                  "units:s"             => { name => 'units', default => '%' },
-                                  "free"                => { name => 'free' },
-                                });
-    
+    $options{options}->add_options(arguments => { 
+        "filter-service:s"    => { name => 'filter_service' },
+        "units:s"             => { name => 'units', default => '%' },
+        "free"                => { name => 'free' },
+    });
+
     return $self;
 }
 
-sub check_options {
-    my ($self, %options) = @_;
-    $self->SUPER::check_options(%options);
-
-    $instance_mode = $self;
-}
-
 sub prefix_services_output {
     my ($self, %options) = @_;
     
diff --git a/centreon-plugins/os/hpux/local/mode/storage.pm b/centreon-plugins/os/hpux/local/mode/storage.pm
index bec96e5cd..6da10eda8 100644
--- a/centreon-plugins/os/hpux/local/mode/storage.pm
+++ b/centreon-plugins/os/hpux/local/mode/storage.pm
@@ -26,21 +26,19 @@ use strict;
 use warnings;
 use centreon::plugins::misc;
 
-my $instance_mode;
-
 sub custom_usage_perfdata {
     my ($self, %options) = @_;
 
     my $label = 'used';
     my $value_perf = $self->{result_values}->{used};
-    if (defined($instance_mode->{option_results}->{free})) {
+    if (defined($self->{instance_mode}->{option_results}->{free})) {
         $label = 'free';
         $value_perf = $self->{result_values}->{free};
     }
     my $extra_label = '';
     $extra_label = '_' . $self->{result_values}->{display} if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
     my %total_options = ();
-    if ($instance_mode->{option_results}->{units} eq '%') {
+    if ($self->{instance_mode}->{option_results}->{units} eq '%') {
         $total_options{total} = $self->{result_values}->{total};
         $total_options{cast_int} = 1;
     }
@@ -57,10 +55,10 @@ sub custom_usage_threshold {
 
     my ($exit, $threshold_value);
     $threshold_value = $self->{result_values}->{used};
-    $threshold_value = $self->{result_values}->{free} if (defined($instance_mode->{option_results}->{free}));
-    if ($instance_mode->{option_results}->{units} eq '%') {
+    $threshold_value = $self->{result_values}->{free} if (defined($self->{instance_mode}->{option_results}->{free}));
+    if ($self->{instance_mode}->{option_results}->{units} eq '%') {
         $threshold_value = $self->{result_values}->{prct_used};
-        $threshold_value = $self->{result_values}->{prct_free} if (defined($instance_mode->{option_results}->{free}));
+        $threshold_value = $self->{result_values}->{prct_free} if (defined($self->{instance_mode}->{option_results}->{free}));
     }
     $exit = $self->{perfdata}->threshold_check(value => $threshold_value, threshold => [ { label => 'critical-' . $self->{label}, exit_litteral => 'critical' }, { label => 'warning-'. $self->{label}, exit_litteral => 'warning' } ]);
     return $exit;
@@ -127,37 +125,30 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                {
-                                  "hostname:s"        => { name => 'hostname' },
-                                  "remote"            => { name => 'remote' },
-                                  "ssh-option:s@"     => { name => 'ssh_option' },
-                                  "ssh-path:s"        => { name => 'ssh_path' },
-                                  "ssh-command:s"     => { name => 'ssh_command', default => 'ssh' },
-                                  "timeout:s"         => { name => 'timeout', default => 30 },
-                                  "sudo"              => { name => 'sudo' },
-                                  "command:s"         => { name => 'command', default => 'bdf' },
-                                  "command-path:s"    => { name => 'command_path' },
-                                  "command-options:s" => { name => 'command_options', default => ' 2>&1' },
-                                  "filter-fs:s"       => { name => 'filter_fs', },
-                                  "units:s"           => { name => 'units', default => '%' },
-                                  "free"              => { name => 'free' },
-                                  "name:s"            => { name => 'name' },
-                                  "regexp"              => { name => 'use_regexp' },
-                                  "regexp-isensitive"   => { name => 'use_regexpi' },
-                                  "space-reservation:s" => { name => 'space_reservation' },
-                                });
+    $options{options}->add_options(arguments => {
+        "hostname:s"        => { name => 'hostname' },
+        "remote"            => { name => 'remote' },
+        "ssh-option:s@"     => { name => 'ssh_option' },
+        "ssh-path:s"        => { name => 'ssh_path' },
+        "ssh-command:s"     => { name => 'ssh_command', default => 'ssh' },
+        "timeout:s"         => { name => 'timeout', default => 30 },
+        "sudo"              => { name => 'sudo' },
+        "command:s"         => { name => 'command', default => 'bdf' },
+        "command-path:s"    => { name => 'command_path' },
+        "command-options:s" => { name => 'command_options', default => ' 2>&1' },
+        "filter-fs:s"       => { name => 'filter_fs', },
+        "units:s"           => { name => 'units', default => '%' },
+        "free"              => { name => 'free' },
+        "name:s"            => { name => 'name' },
+        "regexp"              => { name => 'use_regexp' },
+        "regexp-isensitive"   => { name => 'use_regexpi' },
+        "space-reservation:s" => { name => 'space_reservation' },
+    });
+
     $self->{result} = {};
     return $self;
 }
 
-sub check_options {
-    my ($self, %options) = @_;
-    $self->SUPER::check_options(%options);
-
-    $instance_mode = $self;
-}
-
 sub manage_selection {
     my ($self, %options) = @_;
 
diff --git a/centreon-plugins/os/hpux/snmp/mode/storage.pm b/centreon-plugins/os/hpux/snmp/mode/storage.pm
index e79c24194..7c2f6004d 100644
--- a/centreon-plugins/os/hpux/snmp/mode/storage.pm
+++ b/centreon-plugins/os/hpux/snmp/mode/storage.pm
@@ -25,21 +25,19 @@ use base qw(centreon::plugins::templates::counter);
 use strict;
 use warnings;
 
-my $instance_mode;
-
 sub custom_usage_perfdata {
     my ($self, %options) = @_;
     
     my $label = 'used';
     my $value_perf = $self->{result_values}->{used};
-    if (defined($instance_mode->{option_results}->{free})) {
+    if (defined($self->{instance_mode}->{option_results}->{free})) {
         $label = 'free';
         $value_perf = $self->{result_values}->{free};
     }
     my $extra_label = '';
     $extra_label = '_' . $self->{result_values}->{display} if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
     my %total_options = ();
-    if ($instance_mode->{option_results}->{units} eq '%') {
+    if ($self->{instance_mode}->{option_results}->{units} eq '%') {
         $total_options{total} = $self->{result_values}->{total};
         $total_options{cast_int} = 1;
     }
@@ -56,10 +54,10 @@ sub custom_usage_threshold {
     
     my ($exit, $threshold_value);
     $threshold_value = $self->{result_values}->{used};
-    $threshold_value = $self->{result_values}->{free} if (defined($instance_mode->{option_results}->{free}));
-    if ($instance_mode->{option_results}->{units} eq '%') {
+    $threshold_value = $self->{result_values}->{free} if (defined($self->{instance_mode}->{option_results}->{free}));
+    if ($self->{instance_mode}->{option_results}->{units} eq '%') {
         $threshold_value = $self->{result_values}->{prct_used};
-        $threshold_value = $self->{result_values}->{prct_free} if (defined($instance_mode->{option_results}->{free}));
+        $threshold_value = $self->{result_values}->{prct_free} if (defined($self->{instance_mode}->{option_results}->{free}));
     }
     $exit = $self->{perfdata}->threshold_check(value => $threshold_value, threshold => [ { label => 'critical-' . $self->{label}, exit_litteral => 'critical' }, { label => 'warning-'. $self->{label}, exit_litteral => 'warning' } ]);
     return $exit;
@@ -116,23 +114,15 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                { 
-                                  "filter-name:s"       => { name => 'filter_name' },
-                                  "units:s"             => { name => 'units', default => '%' },
-                                  "free"                => { name => 'free' },
-                                });
-    
+    $options{options}->add_options(arguments => { 
+        "filter-name:s" => { name => 'filter_name' },
+        "units:s"       => { name => 'units', default => '%' },
+        "free"          => { name => 'free' },
+    });
+
     return $self;
 }
 
-sub check_options {
-    my ($self, %options) = @_;
-    $self->SUPER::check_options(%options);
-
-    $instance_mode = $self;
-}
-
 sub prefix_storage_output {
     my ($self, %options) = @_;
     
diff --git a/centreon-plugins/os/linux/local/mode/quota.pm b/centreon-plugins/os/linux/local/mode/quota.pm
index 45bb928c5..a1a3824b2 100644
--- a/centreon-plugins/os/linux/local/mode/quota.pm
+++ b/centreon-plugins/os/linux/local/mode/quota.pm
@@ -26,8 +26,6 @@ use strict;
 use warnings;
 use centreon::plugins::misc;
 
-my $instance_mode;
-
 sub custom_usage_perfdata {
     my ($self, %options) = @_;
 
@@ -83,8 +81,8 @@ sub custom_usage_calc {
     $self->{result_values}->{used} = $options{new_datas}->{$self->{instance} . '_' . $self->{result_values}->{label_ref} . '_used'};
     
     $self->{result_values}->{warn_label} = $self->{label};
-    if (defined($instance_mode->{option_results}->{'warning-' . $self->{label}}) && $instance_mode->{option_results}->{'warning-' . $self->{label}} ne '') {
-        $self->{result_values}->{warn_limit} = $instance_mode->{option_results}->{'warning-' . $self->{label}};
+    if (defined($self->{instance_mode}->{option_results}->{'warning-' . $self->{label}}) && $self->{instance_mode}->{option_results}->{'warning-' . $self->{label}} ne '') {
+        $self->{result_values}->{warn_limit} = $self->{instance_mode}->{option_results}->{'warning-' . $self->{label}};
     } elsif ($options{new_datas}->{$self->{instance} . '_' . $self->{result_values}->{label_ref} . '_soft'} > 0) {
         $self->{result_values}->{warn_limit} = $options{new_datas}->{$self->{instance} . '_' . $self->{result_values}->{label_ref} . '_soft'};
         $self->{perfdata}->threshold_validate(label => 'warning-' . $self->{label} . '_' . $self->{result_values}->{display}, value => $self->{result_values}->{warn_limit});
@@ -92,8 +90,8 @@ sub custom_usage_calc {
     }
 
     $self->{result_values}->{crit_label} = $self->{label};
-    if (defined($instance_mode->{option_results}->{'critical-' . $self->{label}}) && $instance_mode->{option_results}->{'critical-' . $self->{label}} ne '') {
-        $self->{result_values}->{crit_limit} = $instance_mode->{option_results}->{'critical-' . $self->{label}};
+    if (defined($self->{instance_mode}->{option_results}->{'critical-' . $self->{label}}) && $self->{instance_mode}->{option_results}->{'critical-' . $self->{label}} ne '') {
+        $self->{result_values}->{crit_limit} = $self->{instance_mode}->{option_results}->{'critical-' . $self->{label}};
     } elsif ($options{new_datas}->{$self->{instance} . '_' . $self->{result_values}->{label_ref} . '_hard'} > 0) {
         $self->{result_values}->{crit_limit} = $options{new_datas}->{$self->{instance} . '_' . $self->{result_values}->{label_ref} . '_hard'} - 1;
         $self->{perfdata}->threshold_validate(label => 'critical-' . $self->{label} . '_' . $self->{result_values}->{display}, value => $self->{result_values}->{crit_limit});
@@ -141,32 +139,25 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                {
-                                  "hostname:s"        => { name => 'hostname' },
-                                  "remote"            => { name => 'remote' },
-                                  "ssh-option:s@"     => { name => 'ssh_option' },
-                                  "ssh-path:s"        => { name => 'ssh_path' },
-                                  "ssh-command:s"     => { name => 'ssh_command', default => 'ssh' },
-                                  "timeout:s"         => { name => 'timeout', default => 30 },
-                                  "sudo"              => { name => 'sudo' },
-                                  "command:s"         => { name => 'command', default => 'repquota' },
-                                  "command-path:s"    => { name => 'command_path' },
-                                  "command-options:s" => { name => 'command_options', default => '-a -i 2>&1' },
-                                  "filter-user:s"     => { name => 'filter_user', },
-                                  "filter-fs:s"       => { name => 'filter_fs', },
-                                });
+    $options{options}->add_options(arguments => {
+        "hostname:s"        => { name => 'hostname' },
+        "remote"            => { name => 'remote' },
+        "ssh-option:s@"     => { name => 'ssh_option' },
+        "ssh-path:s"        => { name => 'ssh_path' },
+        "ssh-command:s"     => { name => 'ssh_command', default => 'ssh' },
+        "timeout:s"         => { name => 'timeout', default => 30 },
+        "sudo"              => { name => 'sudo' },
+        "command:s"         => { name => 'command', default => 'repquota' },
+        "command-path:s"    => { name => 'command_path' },
+        "command-options:s" => { name => 'command_options', default => '-a -i 2>&1' },
+        "filter-user:s"     => { name => 'filter_user', },
+        "filter-fs:s"       => { name => 'filter_fs', },
+    });
+
     $self->{result} = {};
     return $self;
 }
 
-sub check_options {
-    my ($self, %options) = @_;
-    $self->SUPER::check_options(%options);
-
-    $instance_mode = $self;
-}
-
 sub manage_selection {
     my ($self, %options) = @_;
 
diff --git a/centreon-plugins/os/linux/local/mode/storage.pm b/centreon-plugins/os/linux/local/mode/storage.pm
index 242a92140..325c66ba4 100644
--- a/centreon-plugins/os/linux/local/mode/storage.pm
+++ b/centreon-plugins/os/linux/local/mode/storage.pm
@@ -26,21 +26,19 @@ use strict;
 use warnings;
 use centreon::plugins::misc;
 
-my $instance_mode;
-
 sub custom_usage_perfdata {
     my ($self, %options) = @_;
 
     my $label = 'used';
     my $value_perf = $self->{result_values}->{used};
-    if (defined($instance_mode->{option_results}->{free})) {
+    if (defined($self->{instance_mode}->{option_results}->{free})) {
         $label = 'free';
         $value_perf = $self->{result_values}->{free};
     }
     my $extra_label = '';
     $extra_label = '_' . $self->{result_values}->{display} if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
     my %total_options = ();
-    if ($instance_mode->{option_results}->{units} eq '%') {
+    if ($self->{instance_mode}->{option_results}->{units} eq '%') {
         $total_options{total} = $self->{result_values}->{total};
         $total_options{cast_int} = 1;
     }
@@ -57,10 +55,10 @@ sub custom_usage_threshold {
 
     my ($exit, $threshold_value);
     $threshold_value = $self->{result_values}->{used};
-    $threshold_value = $self->{result_values}->{free} if (defined($instance_mode->{option_results}->{free}));
-    if ($instance_mode->{option_results}->{units} eq '%') {
+    $threshold_value = $self->{result_values}->{free} if (defined($self->{instance_mode}->{option_results}->{free}));
+    if ($self->{instance_mode}->{option_results}->{units} eq '%') {
         $threshold_value = $self->{result_values}->{prct_used};
-        $threshold_value = $self->{result_values}->{prct_free} if (defined($instance_mode->{option_results}->{free}));
+        $threshold_value = $self->{result_values}->{prct_free} if (defined($self->{instance_mode}->{option_results}->{free}));
     }
     $exit = $self->{perfdata}->threshold_check(value => $threshold_value, threshold => [ { label => 'critical-' . $self->{label}, exit_litteral => 'critical' }, { label => 'warning-'. $self->{label}, exit_litteral => 'warning' } ]);
     return $exit;
@@ -127,38 +125,31 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                {
-                                  "hostname:s"        => { name => 'hostname' },
-                                  "remote"            => { name => 'remote' },
-                                  "ssh-option:s@"     => { name => 'ssh_option' },
-                                  "ssh-path:s"        => { name => 'ssh_path' },
-                                  "ssh-command:s"     => { name => 'ssh_command', default => 'ssh' },
-                                  "timeout:s"         => { name => 'timeout', default => 30 },
-                                  "sudo"              => { name => 'sudo' },
-                                  "command:s"         => { name => 'command', default => 'df' },
-                                  "command-path:s"    => { name => 'command_path' },
-                                  "command-options:s" => { name => 'command_options', default => '-P -k -T 2>&1' },
-                                  "filter-type:s"     => { name => 'filter_type', },
-                                  "filter-fs:s"       => { name => 'filter_fs', },
-                                  "units:s"           => { name => 'units', default => '%' },
-                                  "free"              => { name => 'free' },
-                                  "name:s"            => { name => 'name' },
-                                  "regexp"              => { name => 'use_regexp' },
-                                  "regexp-isensitive"   => { name => 'use_regexpi' },
-                                  "space-reservation:s" => { name => 'space_reservation' },
-                                });
+    $options{options}->add_options(arguments => {
+        "hostname:s"        => { name => 'hostname' },
+        "remote"            => { name => 'remote' },
+        "ssh-option:s@"     => { name => 'ssh_option' },
+        "ssh-path:s"        => { name => 'ssh_path' },
+        "ssh-command:s"     => { name => 'ssh_command', default => 'ssh' },
+        "timeout:s"         => { name => 'timeout', default => 30 },
+        "sudo"              => { name => 'sudo' },
+        "command:s"         => { name => 'command', default => 'df' },
+        "command-path:s"    => { name => 'command_path' },
+        "command-options:s" => { name => 'command_options', default => '-P -k -T 2>&1' },
+        "filter-type:s"     => { name => 'filter_type', },
+        "filter-fs:s"       => { name => 'filter_fs', },
+        "units:s"           => { name => 'units', default => '%' },
+        "free"              => { name => 'free' },
+        "name:s"            => { name => 'name' },
+        "regexp"              => { name => 'use_regexp' },
+        "regexp-isensitive"   => { name => 'use_regexpi' },
+        "space-reservation:s" => { name => 'space_reservation' },
+    });
+
     $self->{result} = {};
     return $self;
 }
 
-sub check_options {
-    my ($self, %options) = @_;
-    $self->SUPER::check_options(%options);
-
-    $instance_mode = $self;
-}
-
 sub manage_selection {
     my ($self, %options) = @_;
 
@@ -299,4 +290,4 @@ The value is in percent of total (Default: none).
 
 =back
 
-=cut
\ No newline at end of file
+=cut
diff --git a/centreon-plugins/os/windows/snmp/mode/memory.pm b/centreon-plugins/os/windows/snmp/mode/memory.pm
index db1686063..50bb4bfd6 100644
--- a/centreon-plugins/os/windows/snmp/mode/memory.pm
+++ b/centreon-plugins/os/windows/snmp/mode/memory.pm
@@ -25,20 +25,18 @@ use base qw(centreon::plugins::templates::counter);
 use strict;
 use warnings;
 
-my $instance_mode;
-
 sub custom_usage_perfdata {
     my ($self, %options) = @_;
 
     my $label = 'used';
     my $value_perf = $self->{result_values}->{used};
-    if (defined($instance_mode->{option_results}->{free})) {
+    if (defined($self->{instance_mode}->{option_results}->{free})) {
         $label = 'free';
         $value_perf = $self->{result_values}->{free};
     }
 
     my %total_options = ();
-    if ($instance_mode->{option_results}->{units} eq '%') {
+    if ($self->{instance_mode}->{option_results}->{units} eq '%') {
         $total_options{total} = $self->{result_values}->{total};
         $total_options{cast_int} = 1;
     }
@@ -55,10 +53,10 @@ sub custom_usage_threshold {
 
     my ($exit, $threshold_value);
     $threshold_value = $self->{result_values}->{used};
-    $threshold_value = $self->{result_values}->{free} if (defined($instance_mode->{option_results}->{free}));
-    if ($instance_mode->{option_results}->{units} eq '%') {
+    $threshold_value = $self->{result_values}->{free} if (defined($self->{instance_mode}->{option_results}->{free}));
+    if ($self->{instance_mode}->{option_results}->{units} eq '%') {
         $threshold_value = $self->{result_values}->{prct_used};
-        $threshold_value = $self->{result_values}->{prct_free} if (defined($instance_mode->{option_results}->{free}));
+        $threshold_value = $self->{result_values}->{prct_free} if (defined($self->{instance_mode}->{option_results}->{free}));
     }
     $exit = $self->{perfdata}->threshold_check(value => $threshold_value, threshold => [ { label => 'critical-' . $self->{label}, exit_litteral => 'critical' }, { label => 'warning-'. $self->{label}, exit_litteral => 'warning' } ]);
     return $exit;
@@ -117,22 +115,14 @@ sub new {
     bless $self, $class;
 
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                {
-                                  "units:s"           => { name => 'units', default => '%' },
-                                  "free"              => { name => 'free' },
-                                });
+    $options{options}->add_options(arguments => {
+        "units:s"   => { name => 'units', default => '%' },
+        "free"      => { name => 'free' },
+    });
 
     return $self;
 }
 
-sub check_options {
-    my ($self, %options) = @_;
-    $self->SUPER::check_options(%options);
-
-    $instance_mode = $self;
-}
-
 sub manage_selection {
     my ($self, %options) = @_;
 
diff --git a/centreon-plugins/snmp_standard/mode/diskusage.pm b/centreon-plugins/snmp_standard/mode/diskusage.pm
index 2a76d433c..fdadd195a 100644
--- a/centreon-plugins/snmp_standard/mode/diskusage.pm
+++ b/centreon-plugins/snmp_standard/mode/diskusage.pm
@@ -27,21 +27,19 @@ use warnings;
 use centreon::plugins::statefile;
 use Digest::MD5 qw(md5_hex);
 
-my $instance_mode;
-
 sub custom_usage_perfdata {
     my ($self, %options) = @_;
 
     my $label = 'used';
     my $value_perf = $self->{result_values}->{used};
-    if (defined($instance_mode->{option_results}->{free})) {
+    if (defined($self->{instance_mode}->{option_results}->{free})) {
         $label = 'free';
         $value_perf = $self->{result_values}->{free};
     }
     my $extra_label = '';
     $extra_label = '_' . $self->{result_values}->{display} if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
     my %total_options = ();
-    if ($instance_mode->{option_results}->{units} eq '%') {
+    if ($self->{instance_mode}->{option_results}->{units} eq '%') {
         $total_options{total} = $self->{result_values}->{total};
         $total_options{cast_int} = 1;
     }
@@ -58,10 +56,10 @@ sub custom_usage_threshold {
 
     my ($exit, $threshold_value);
     $threshold_value = $self->{result_values}->{used};
-    $threshold_value = $self->{result_values}->{free} if (defined($instance_mode->{option_results}->{free}));
-    if ($instance_mode->{option_results}->{units} eq '%') {
+    $threshold_value = $self->{result_values}->{free} if (defined($self->{instance_mode}->{option_results}->{free}));
+    if ($self->{instance_mode}->{option_results}->{units} eq '%') {
         $threshold_value = $self->{result_values}->{prct_used};
-        $threshold_value = $self->{result_values}->{prct_free} if (defined($instance_mode->{option_results}->{free}));
+        $threshold_value = $self->{result_values}->{prct_free} if (defined($self->{instance_mode}->{option_results}->{free}));
     }
     $exit = $self->{perfdata}->threshold_check(value => $threshold_value, threshold => [ { label => 'critical-' . $self->{label}, exit_litteral => 'critical' }, { label => 'warning-'. $self->{label}, exit_litteral => 'warning' } ]);
     return $exit;
@@ -86,8 +84,8 @@ sub custom_usage_calc {
     $self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
     $self->{result_values}->{total} = $options{new_datas}->{$self->{instance} . '_size'};
     my $reserved_value = 0;
-    if (defined($instance_mode->{option_results}->{space_reservation})) {
-        $reserved_value = $instance_mode->{option_results}->{space_reservation} * $self->{result_values}->{total} / 100;
+    if (defined($self->{instance_mode}->{option_results}->{space_reservation})) {
+        $reserved_value = $self->{instance_mode}->{option_results}->{space_reservation} * $self->{result_values}->{total} / 100;
     }
     
     $self->{result_values}->{used} = $options{new_datas}->{$self->{instance} . '_used'};
@@ -153,21 +151,20 @@ sub new {
     bless $self, $class;
     
     $self->{version} = '1.0';
-    $options{options}->add_options(arguments =>
-                                { 
-                                  "units:s"                 => { name => 'units', default => '%' },
-                                  "free"                    => { name => 'free' },
-                                  "reload-cache-time:s"     => { name => 'reload_cache_time', default => 180 },
-                                  "name"                    => { name => 'use_name' },
-                                  "diskpath:s"              => { name => 'diskpath' },
-                                  "regexp"                  => { name => 'use_regexp' },
-                                  "regexp-isensitive"       => { name => 'use_regexpi' },
-                                  "display-transform-src:s" => { name => 'display_transform_src' },
-                                  "display-transform-dst:s" => { name => 'display_transform_dst' },
-                                  "show-cache"              => { name => 'show_cache' },
-                                  "space-reservation:s"     => { name => 'space_reservation' },
-                                  "filter-counters:s"       => { name => 'filter_counters', default => 'usage' },
-                                });
+    $options{options}->add_options(arguments => { 
+        "units:s"                 => { name => 'units', default => '%' },
+        "free"                    => { name => 'free' },
+        "reload-cache-time:s"     => { name => 'reload_cache_time', default => 180 },
+        "name"                    => { name => 'use_name' },
+        "diskpath:s"              => { name => 'diskpath' },
+        "regexp"                  => { name => 'use_regexp' },
+        "regexp-isensitive"       => { name => 'use_regexpi' },
+        "display-transform-src:s" => { name => 'display_transform_src' },
+        "display-transform-dst:s" => { name => 'display_transform_dst' },
+        "show-cache"              => { name => 'show_cache' },
+        "space-reservation:s"     => { name => 'space_reservation' },
+        "filter-counters:s"       => { name => 'filter_counters', default => 'usage' },
+    });
 
     $self->{diskpath_id_selected} = [];
     $self->{statefile_cache} = centreon::plugins::statefile->new(%options);
@@ -186,7 +183,6 @@ sub check_options {
     }
     
     $self->{statefile_cache}->check_options(%options);
-    $instance_mode = $self;
 }
 
 sub manage_selection {
diff --git a/centreon-plugins/snmp_standard/mode/storage.pm b/centreon-plugins/snmp_standard/mode/storage.pm
index b05d0e731..688d29117 100644
--- a/centreon-plugins/snmp_standard/mode/storage.pm
+++ b/centreon-plugins/snmp_standard/mode/storage.pm
@@ -27,8 +27,6 @@ use warnings;
 use centreon::plugins::statefile;
 use Digest::MD5 qw(md5_hex);
 
-my $instance_mode;
-
 my %oids_hrStorageTable = (
     'hrstoragedescr'    => '.1.3.6.1.2.1.25.2.3.1.3',
     'hrfsmountpoint'    => '.1.3.6.1.2.1.25.3.8.1.2',
@@ -76,14 +74,14 @@ sub custom_usage_perfdata {
 
     my $label = 'used';
     my $value_perf = $self->{result_values}->{used};
-    if (defined($instance_mode->{option_results}->{free})) {
+    if (defined($self->{instance_mode}->{option_results}->{free})) {
         $label = 'free';
         $value_perf = $self->{result_values}->{free};
     }
     my $extra_label = '';
     $extra_label = '_' . $self->{result_values}->{display} if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
     my %total_options = ();
-    if ($instance_mode->{option_results}->{units} eq '%') {
+    if ($self->{instance_mode}->{option_results}->{units} eq '%') {
         $total_options{total} = $self->{result_values}->{total};
         $total_options{cast_int} = 1;
     }
@@ -100,10 +98,10 @@ sub custom_usage_threshold {
 
     my ($exit, $threshold_value);
     $threshold_value = $self->{result_values}->{used};
-    $threshold_value = $self->{result_values}->{free} if (defined($instance_mode->{option_results}->{free}));
-    if ($instance_mode->{option_results}->{units} eq '%') {
+    $threshold_value = $self->{result_values}->{free} if (defined($self->{instance_mode}->{option_results}->{free}));
+    if ($self->{instance_mode}->{option_results}->{units} eq '%') {
         $threshold_value = $self->{result_values}->{prct_used};
-        $threshold_value = $self->{result_values}->{prct_free} if (defined($instance_mode->{option_results}->{free}));
+        $threshold_value = $self->{result_values}->{prct_free} if (defined($self->{instance_mode}->{option_results}->{free}));
     }
     $exit = $self->{perfdata}->threshold_check(value => $threshold_value, threshold => [ { label => 'critical-' . $self->{label}, exit_litteral => 'critical' }, { label => 'warning-'. $self->{label}, exit_litteral => 'warning' } ]);
     return $exit;
@@ -128,8 +126,8 @@ sub custom_usage_calc {
     $self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
     $self->{result_values}->{total} = $options{new_datas}->{$self->{instance} . '_size'} * $options{new_datas}->{$self->{instance} . '_allocation_units'};
     my $reserved_value = 0;
-    if (defined($instance_mode->{option_results}->{space_reservation})) {
-        $reserved_value = $instance_mode->{option_results}->{space_reservation} * $self->{result_values}->{total} / 100;
+    if (defined($self->{instance_mode}->{option_results}->{space_reservation})) {
+        $reserved_value = $self->{instance_mode}->{option_results}->{space_reservation} * $self->{result_values}->{total} / 100;
     }
     
     $self->{result_values}->{used} = $options{new_datas}->{$self->{instance} . '_used'} * $options{new_datas}->{$self->{instance} . '_allocation_units'};
@@ -249,7 +247,6 @@ sub check_options {
     }
 
     $self->{statefile_cache}->check_options(%options);
-    $instance_mode = $self;
 }
 
 sub access_result {