centreon-plugins/os/aix/snmp/mode/swap.pm

244 lines
8.4 KiB
Perl

#
# Copyright 2020 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 os::aix::snmp::mode::swap;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
sub custom_usage_output {
my ($self, %options) = @_;
my ($total_size_value, $total_size_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{total});
my ($total_used_value, $total_used_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{used});
my ($total_free_value, $total_free_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{free});
my $msg = sprintf("Usage Total: %s Used: %s (%.2f%%) Free: %s (%.2f%%)",
$total_size_value . " " . $total_size_unit,
$total_used_value . " " . $total_used_unit, $self->{result_values}->{prct_used},
$total_free_value . " " . $total_free_unit, $self->{result_values}->{prct_free});
return $msg;
}
sub custom_usage_calc {
my ($self, %options) = @_;
return -10 if ($options{new_datas}->{$self->{instance} . '_total'} <= 0);
$self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
$self->{result_values}->{total} = $options{new_datas}->{$self->{instance} . '_total'};
$self->{result_values}->{used} = $options{new_datas}->{$self->{instance} . '_used'};
$self->{result_values}->{free} = $self->{result_values}->{total} - $self->{result_values}->{used};
$self->{result_values}->{prct_used} = $self->{result_values}->{used} * 100 / $self->{result_values}->{total};
$self->{result_values}->{prct_free} = 100 - $self->{result_values}->{prct_used};
return 0;
}
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'global', type => 0, message_separator => ' - ', cb_init => 'skip_global', },
{ name => 'swap', type => 1, cb_prefix_output => 'prefix_swap_output', message_multiple => 'All Page spaces are ok' },
];
$self->{maps_counters}->{global} = [
{ label => 'total-usage', nlabel => 'page.space.usage.bytes', set => {
key_values => [ { name => 'used' }, { name => 'total' } ],
closure_custom_calc => $self->can('custom_usage_calc'),
closure_custom_output => $self->can('custom_usage_output'),
threshold_use => 'prct_used',
perfdatas => [
{ label => 'total_page_space', value => 'used', template => '%s', cast_int => 1,
unit => 'B', min => 0, max => 'total', threshold_total => 'total' },
],
}
},
{ label => 'total-active', nlabel => 'page.space.active.count', display_ok => 0, set => {
key_values => [ { name => 'nactive' }, { name => 'ntotal' } ],
output_template => 'Total page space active : %s',
perfdatas => [
{ label => 'total_active', value => 'nactive_absolute', template => '%s',
min => 0, max => 'ntotal' },
],
}
},
];
$self->{maps_counters}->{swap} = [
{ label => 'usage', nlabel => 'page.space.usage.bytes', set => {
key_values => [ { name => 'used' }, { name => 'total' }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_usage_calc'),
closure_custom_output => $self->can('custom_usage_output'),
threshold_use => 'prct_used',
perfdatas => [
{ label => 'page_space', value => 'used', template => '%s', cast_int => 1,
unit => 'B', min => 0, max => 'total', threshold_total => 'total',
label_extra_instance => 1, instance_use => 'display' },
],
}
},
];
}
sub prefix_swap_output {
my ($self, %options) = @_;
return "Page space '" . $options{instance_value}->{display} . "' ";
}
sub skip_global {
my ($self, %options) = @_;
scalar(keys %{$self->{swap}}) > 1 ? return(0) : return(1);
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$options{options}->add_options(arguments => {
'paging-state-buggy' => { name => 'paging_state_buggy' },
});
return $self;
}
sub manage_selection {
my ($self, %options) = @_;
# sysDescr values:
# Aix 5.2: .*Base Operating System Runtime AIX version: 05.02.*
# Aix 5.3: .*Base Operating System Runtime AIX version: 05.03.*
# Aix 6.1: .*Base Operating System Runtime AIX version: 06.01.*
# Aix 7.1: .*Base Operating System Runtime AIX version: 07.01.*
my $oid_sysDescr = ".1.3.6.1.2.1.1.1";
my $aix_swap_pool = ".1.3.6.1.4.1.2.6.191.2.4.2.1"; # aixPageEntry
my $aix_swap_name = ".1.3.6.1.4.1.2.6.191.2.4.2.1.1"; # aixPageName
my $aix_swap_total = ".1.3.6.1.4.1.2.6.191.2.4.2.1.4"; # aixPageSize (in MB)
my $aix_swap_usage = ".1.3.6.1.4.1.2.6.191.2.4.2.1.5"; # aixPagePercentUsed
my $aix_swap_status = ".1.3.6.1.4.1.2.6.191.2.4.2.1.6"; # aixPageStatus
my $aix_swap_index = ".1.3.6.1.4.1.2.6.191.2.4.2.1.8";
my @indexes = ();
my $results = $options{snmp}->get_multiple_table(
oids => [
{ oid => $aix_swap_pool },
{ oid => $oid_sysDescr },
]
);
foreach my $key (keys %{$results->{$aix_swap_pool}}) {
if ($key =~ /^$aix_swap_name\.(.*)/ ) {
push @indexes, $1;
}
}
if (scalar(@indexes) <= 0) {
$self->{output}->add_option_msg(short_msg => "No paging space found.");
$self->{output}->option_exit();
}
# Check if the paging space is active.
# Values are :
# 1 = "active"
# 2 = "notActive"
# On AIX 5.x it's ok. But in AIX 6.x, 7.x, it's the contrary ??!!!
my $active_swap = 2;
if ($results->{$oid_sysDescr}->{$oid_sysDescr . ".0"} =~ /AIX version: 05\./i) {
$active_swap = 1;
}
if (defined($self->{option_results}->{paging_state_buggy})) {
if ($active_swap == 2) {
$active_swap = 1;
} else {
$active_swap = 2;
}
}
$self->{global} = { nactive => 0, ntotal => 0, total => 0, used => 0 };
$self->{swap} = {};
foreach (@indexes) {
$self->{global}->{ntotal}++;
if ($results->{$aix_swap_pool}->{$aix_swap_status . "." . $_} == $active_swap) {
$self->{global}->{nactive}++;
my $swap_name = $results->{$aix_swap_pool}->{$aix_swap_name . "." . $_};
my $used = ($results->{$aix_swap_pool}->{$aix_swap_usage . "." . $_} * $results->{$aix_swap_pool}->{$aix_swap_total . "." . $_} / 100)
* 1024 * 1024;
my $total = $results->{$aix_swap_pool}->{$aix_swap_total . "." . $_} * 1024 * 1024;
$self->{swap}->{$swap_name} = {
display => $swap_name,
used => $used,
total => $total,
};
$self->{global}->{used} += $used;
$self->{global}->{total} += $total;
}
}
}
1;
__END__
=head1 MODE
Check AIX swap memory.
=over 8
=item B<--warning-usage>
Threshold warning in percent.
=item B<--critical-usage>
Threshold critical in percent.
=item B<--warning-total-usage>
Threshold warning in percent.
=item B<--critical-total-usage>
Threshold critical in percent.
=item B<--warning-total-active>
Threshold warning total page space active.
=item B<--critical-total-active>
Threshold critical total page space active.
=item B<--paging-state-buggy>
Paging state can be buggy. Please use the following option to swap state value.
=back
=cut