diff --git a/storage/netapp/snmp/mode/cacheage.pm b/storage/netapp/snmp/mode/cacheage.pm
new file mode 100644
index 000000000..cc134adeb
--- /dev/null
+++ b/storage/netapp/snmp/mode/cacheage.pm
@@ -0,0 +1,100 @@
+#
+# Copyright 2015 Centreon (http://www.centreon.com/)
+#
+# Centreon is a full-fledged industry-strength solution that meets
+# the needs in IT infrastructure and application monitoring for
+# service performance.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+package storage::netapp::snmp::mode::cacheage;
+
+use base qw(centreon::plugins::mode);
+
+use strict;
+use warnings;
+
+sub new {
+    my ($class, %options) = @_;
+    my $self = $class->SUPER::new(package => __PACKAGE__, %options);
+    bless $self, $class;
+    
+    $self->{version} = '1.0';
+    $options{options}->add_options(arguments =>
+                                { 
+                                  "warning:s"               => { name => 'warning' },
+                                  "critical:s"              => { name => 'critical' },
+                                });
+    return $self;
+}
+
+sub check_options {
+    my ($self, %options) = @_;
+    $self->SUPER::init(%options);
+
+    if (($self->{perfdata}->threshold_validate(label => 'warning', value => $self->{option_results}->{warning})) == 0) {
+       $self->{output}->add_option_msg(short_msg => "Wrong warning threshold '" . $self->{option_results}->{warning} . "'.");
+       $self->{output}->option_exit();
+    }
+    if (($self->{perfdata}->threshold_validate(label => 'critical', value => $self->{option_results}->{critical})) == 0) {
+       $self->{output}->add_option_msg(short_msg => "Wrong critical threshold '" . $self->{option_results}->{critical} . "'.");
+       $self->{output}->option_exit();
+    }    
+}
+
+sub run {
+    my ($self, %options) = @_;
+    # $options{snmp} = snmp object
+    $self->{snmp} = $options{snmp};
+
+    my $oid_cacheAge = ".1.3.6.1.4.1.789.1.2.2.23.0"; 
+
+    my $result = $self->{snmp}->get_leef(oids => [$oid_cacheAge],
+                                         nothing_quit => 1);
+                                         
+    my $exit = $self->{perfdata}->threshold_check(value => $results->{$oid_cacheAge},
+                                                  threshold => [ { label => 'critical', 'exit_litteral' => 'critical' },
+                                                                 { label => 'warning', exit_litteral => 'warning' } ]);
+    $self->{output}->output_add(severity => $exit,
+                                short_msg => sprintf("Cache age is '%s' minutes", $results->{$oid_cacheAge}));
+    $self->{output}->perfdata_add(label => 'cache_age', unit => 'm',
+                                  value => $results->{$oid_cacheAge},
+                                  warning => $self->{option_results}->{warning},
+                                  critical => $self->{option_results}->{critical},
+                                  min => 0);
+    $self->{output}->display();
+    $self->{output}->exit();
+}
+
+1;
+
+__END__
+
+=head1 MODE
+
+Check age in minutes of the oldest read-only blocks in the buffer cache.
+
+=over 8
+
+=item B<--warning>
+
+Threshold warning in minutes
+
+=item B<--critical>
+
+Threshold critical in minutes
+
+=back
+
+=cut