2014-06-05 14:14:11 +02:00
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###############################################################################
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# Copyright 2005-2013 MERETHIS
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# Centreon is developped by : Julien Mathis and Romain Le Merlus under
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# GPL Licence 2.0.
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
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# Foundation ; either version 2 of the License.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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# PARTICULAR PURPOSE. See the GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program; if not, see <http://www.gnu.org/licenses>.
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#
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# Linking this program statically or dynamically with other modules is making a
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# combined work based on this program. Thus, the terms and conditions of the GNU
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# General Public License cover the whole combination.
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#
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# As a special exception, the copyright holders of this program give MERETHIS
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# permission to link this program with independent modules to produce an timeelapsedutable,
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# regardless of the license terms of these independent modules, and to copy and
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# distribute the resulting timeelapsedutable under terms of MERETHIS choice, provided that
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# MERETHIS also meet, for each linked independent module, the terms and conditions
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# of the license of that module. An independent module is a module which is not
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# derived from this program. If you modify this program, you may extend this
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# exception to your version of the program, but you are not obliged to do so. If you
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# do not wish to do so, delete this exception statement from your version.
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#
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# For more information : contact@centreon.com
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# Author : Florian Asche <info@florian-asche.de>
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#
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####################################################################################
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2014-06-06 15:17:02 +02:00
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package apps::varnish::mode::backend;
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2014-06-05 14:14:11 +02:00
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use base qw(centreon::plugins::mode);
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use centreon::plugins::misc;
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use centreon::plugins::statefile;
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use Digest::MD5 qw(md5_hex);
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sub new {
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my ($class, %options) = @_;
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my $self = $class->SUPER::new(package => __PACKAGE__, %options);
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bless $self, $class;
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$self->{version} = '1.0';
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$options{options}->add_options(arguments =>
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{
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"hostname:s" => { name => 'hostname' },
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"remote" => { name => 'remote' },
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"ssh-option:s@" => { name => 'ssh_option' },
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"ssh-path:s" => { name => 'ssh_path' },
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"ssh-command:s" => { name => 'ssh_command', default => 'ssh' },
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"timeout:s" => { name => 'timeout', default => 30 },
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"sudo" => { name => 'sudo' },
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"command:s" => { name => 'command', default => 'varnishstat' },
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"command-path:s" => { name => 'command_path', default => '/usr/bin/' },
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"command-options:s" => { name => 'command_options', default => ' -1 ' },
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"command-options2:s" => { name => 'command_options2', default => ' 2>&1' },
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"warning-conn:s" => { name => 'warning_conn', default => '' },
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"critical-conn:s" => { name => 'critical_conn', default => '' },
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"warning-unhealthy:s" => { name => 'warning_unhealthy', default => '' },
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"critical-unhealthy:s" => { name => 'critical_unhealthy', default => '' },
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"warning-busy:s" => { name => 'warning_busy', default => '' },
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"critical-busy:s" => { name => 'critical_busy', default => '' },
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"warning-fail:s" => { name => 'warning_fail', default => '' },
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"critical-fail:s" => { name => 'critical_fail', default => '' },
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"warning-reuse:s" => { name => 'warning_reuse', default => '' },
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"critical-reuse:s" => { name => 'critical_reuse', default => '' },
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"warning-toolate:s" => { name => 'warning_toolate', default => '' },
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"critical-toolate:s" => { name => 'critical_toolate', default => '' },
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"warning-recycle:s" => { name => 'warning_recycle', default => '' },
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"critical-recycle:s" => { name => 'critical_recycle', default => '' },
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"warning-retry:s" => { name => 'warning_retry', default => '' },
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"critical-retry:s" => { name => 'critical_retry', default => '' },
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});
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$self->{statefile_value} = centreon::plugins::statefile->new(%options);
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return $self;
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}
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sub check_options {
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my ($self, %options) = @_;
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$self->SUPER::init(%options);
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if (($self->{perfdata}->threshold_validate(label => 'warning-conn', value => $self->{option_results}->{warning_conn})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning-conn threshold '" . $self->{option_results}->{warning_conn} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical-conn', value => $self->{option_results}->{critical_conn})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical-conn threshold '" . $self->{option_results}->{critical_conn} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'warning-unhealthy', value => $self->{option_results}->{warning_unhealthy})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning-unhealthy threshold '" . $self->{option_results}->{warning_unhealthy} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical-unhealthy', value => $self->{option_results}->{critical_unhealthy})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical-unhealthy threshold '" . $self->{option_results}->{critical_unhealthy} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'warning-busy', value => $self->{option_results}->{warning_busy})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning-busy threshold '" . $self->{option_results}->{warning_busy} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical-busy', value => $self->{option_results}->{critical_busy})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical-busy threshold '" . $self->{option_results}->{critical_busy} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'warning-fail', value => $self->{option_results}->{warning_fail})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning-fail threshold '" . $self->{option_results}->{warning_fail} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical-fail', value => $self->{option_results}->{critical_fail})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical-fail threshold '" . $self->{option_results}->{critical_fail} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'warning-reuse', value => $self->{option_results}->{warning_reuse})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning-reuse threshold '" . $self->{option_results}->{warning_reuse} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical-reuse', value => $self->{option_results}->{critical_reuse})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical-reuse threshold '" . $self->{option_results}->{critical_reuse} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'warning-toolate', value => $self->{option_results}->{warning_toolate})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning-toolate threshold '" . $self->{option_results}->{warning_toolate} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical-toolate', value => $self->{option_results}->{critical_toolate})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical-toolate threshold '" . $self->{option_results}->{critical_toolate} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'warning-recycle', value => $self->{option_results}->{warning_recycle})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning-recycle threshold '" . $self->{option_results}->{warning_recycle} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical-recycle', value => $self->{option_results}->{critical_recycle})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical-recycle threshold '" . $self->{option_results}->{critical_recycle} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'warning-retry', value => $self->{option_results}->{warning_retry})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning-retry threshold '" . $self->{option_results}->{warning_retry} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical-retry', value => $self->{option_results}->{critical_retry})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical-retry threshold '" . $self->{option_results}->{critical_retry} . "'.");
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$self->{output}->option_exit();
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}
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$self->{statefile_value}->check_options(%options);
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}
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#my $stdout = '
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#backend_conn 13746 0.00 Backend conn. success
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#backend_unhealthy 0 0.00 Backend conn. not attempted
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#backend_busy 0 0.00 Backend conn. too many
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#backend_fail 0 0.00 Backend conn. failures
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#backend_reuse 0 0.00 Backend conn. reuses
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#backend_toolate 0 0.00 Backend conn. was closed
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#backend_recycle 0 0.00 Backend conn. recycles
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#backend_retry 0 0.00 Backend conn. retry
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#';
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sub getdata {
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my ($self, %options) = @_;
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my $stdout = centreon::plugins::misc::execute(output => $self->{output},
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options => $self->{option_results},
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sudo => $self->{option_results}->{sudo},
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command => $self->{option_results}->{command},
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command_path => $self->{option_results}->{command_path},
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command_options => $self->{option_results}->{command_options} . $self->{option_results}->{command_options2});
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#print $stdout;
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foreach (split(/\n/, $stdout)) {
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#client_conn 7390867 1.00 Client connections
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# - Symbolic entry name
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# - Value
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# - Per-second average over process lifetime, or a period if the value can not be averaged
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# - Descriptive text
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if (/^(.\S*)\s*([0-9]*)\s*([0-9.]*)\s(.*)$/i) {
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#print "FOUND: " . $1 . "=" . $2 . "\n";
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$self->{result}->{$1} = $2;
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};
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};
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};
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sub run {
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my ($self, %options) = @_;
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$self->getdata();
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$self->{statefile_value}->read(statefile => 'cache_apps_varnish' . '_' . $self->{mode} . '_' . (defined($self->{option_results}->{name}) ? md5_hex($self->{option_results}->{name}) : md5_hex('all')));
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$self->{result}->{last_timestamp} = time();
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my $old_timestamp = $self->{statefile_value}->get(name => 'last_timestamp');
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my $old_backend_conn = $self->{statefile_value}->get(name => 'backend_conn');
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my $old_backend_unhealthy = $self->{statefile_value}->get(name => 'backend_unhealthy');
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my $old_backend_busy = $self->{statefile_value}->get(name => 'backend_busy');
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my $old_backend_fail = $self->{statefile_value}->get(name => 'backend_fail');
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my $old_backend_reuse = $self->{statefile_value}->get(name => 'backend_reuse');
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my $old_backend_toolate = $self->{statefile_value}->get(name => 'backend_toolate');
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my $old_backend_recycle = $self->{statefile_value}->get(name => 'backend_recycle');
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my $old_backend_retry = $self->{statefile_value}->get(name => 'backend_retry');
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$self->{statefile_value}->write(data => $self->{result});
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if (!defined($old_timestamp) || !defined($old_backend_conn)) {
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$self->{output}->output_add(severity => 'OK',
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short_msg => "Buffer creation...");
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$self->{output}->display();
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$self->{output}->exit();
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}
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# Set 0 if Cache > Result
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$old_backend_conn = 0 if ($old_backend_conn > $self->{result}->{backend_conn} );
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$old_backend_unhealthy = 0 if ($old_hitpass > $self->{result}->{backend_unhealthy});
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$old_backend_busy = 0 if ($old_miss > $self->{result}->{backend_busy});
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$old_backend_fail = 0 if ($old_miss > $self->{result}->{backend_fail});
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$old_backend_reuse = 0 if ($old_miss > $self->{result}->{backend_reuse});
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$old_backend_toolate = 0 if ($old_miss > $self->{result}->{backend_toolate});
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$old_backend_recycle = 0 if ($old_miss > $self->{result}->{backend_recycle});
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$old_backend_retry = 0 if ($old_miss > $self->{result}->{backend_retry});
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# Calculate
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my $delta_time = $self->{result}->{last_timestamp} - $old_timestamp;
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$delta_time = 1 if ($delta_time == 0); # One seconds ;)
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my $backend_conn = ($self->{result}->{backend_conn} - $old_backend_conn) / $delta_time;
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my $backend_unhealthy = ($self->{result}->{backend_unhealthy} - $old_backend_unhealthy) / $delta_time;
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my $backend_busy = ($self->{result}->{backend_busy} - $old_backend_busy) / $delta_time;
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my $backend_fail = ($self->{result}->{backend_fail} - $old_backend_fail) / $delta_time;
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my $backend_reuse = ($self->{result}->{backend_reuse} - $old_backend_reuse) / $delta_time;
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my $backend_toolate = ($self->{result}->{backend_toolate} - $old_backend_toolate) / $delta_time;
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my $backend_recycle = ($self->{result}->{backend_recycle} - $old_backend_recycle) / $delta_time;
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|
my $backend_retry = ($self->{result}->{backend_retry} - $old_backend_retry) / $delta_time;
|
|
|
|
|
|
|
|
|
|
my $exit1 = $self->{perfdata}->threshold_check(value => $backend_conn, threshold => [ { label => 'critical-conn', 'exit_litteral' => 'critical' }, { label => 'warning-conn', exit_litteral => 'warning' } ]);
|
|
|
|
|
my $exit2 = $self->{perfdata}->threshold_check(value => $backend_unhealthy, threshold => [ { label => 'critical-unhealthy', 'exit_litteral' => 'critical' }, { label => 'warning-unhealthy', exit_litteral => 'warning' } ]);
|
|
|
|
|
my $exit3 = $self->{perfdata}->threshold_check(value => $backend_busy, threshold => [ { label => 'critical-busy', 'exit_litteral' => 'critical' }, { label => 'warning-busy', exit_litteral => 'warning' } ]);
|
|
|
|
|
my $exit4 = $self->{perfdata}->threshold_check(value => $backend_fail, threshold => [ { label => 'critical-fail', 'exit_litteral' => 'critical' }, { label => 'warning-fail', exit_litteral => 'warning' } ]);
|
|
|
|
|
my $exit5 = $self->{perfdata}->threshold_check(value => $backend_reuse, threshold => [ { label => 'critical-reuse', 'exit_litteral' => 'critical' }, { label => 'warning-reuse', exit_litteral => 'warning' } ]);
|
|
|
|
|
my $exit6 = $self->{perfdata}->threshold_check(value => $backend_toolate, threshold => [ { label => 'critical-toolate', 'exit_litteral' => 'critical' }, { label => 'warning-toolate', exit_litteral => 'warning' } ]);
|
|
|
|
|
my $exit7 = $self->{perfdata}->threshold_check(value => $backend_recycle, threshold => [ { label => 'critical-recycle', 'exit_litteral' => 'critical' }, { label => 'warning-recycle', exit_litteral => 'warning' } ]);
|
|
|
|
|
my $exit8 = $self->{perfdata}->threshold_check(value => $backend_retry, threshold => [ { label => 'critical-retry', 'exit_litteral' => 'critical' }, { label => 'warning-retry', exit_litteral => 'warning' } ]);
|
|
|
|
|
|
|
|
|
|
my $exit = $self->{output}->get_most_critical(status => [ $exit1, $exit2, $exit3, $exit4, $exit5, $exit6, $exit7, $exit8 ]);
|
|
|
|
|
|
|
|
|
|
$self->{output}->output_add(severity => $exit,
|
|
|
|
|
short_msg => sprintf("Backend conn. success: %.2f
|
|
|
|
|
Backend conn. not attempted: %.2f
|
|
|
|
|
Backend conn. too many: %.2f
|
|
|
|
|
Backend conn. failures: %.2f
|
|
|
|
|
Backend conn. reuses: %.2f
|
|
|
|
|
Backend conn. was closed: %.2f
|
|
|
|
|
Backend conn. recycles: %.2f
|
|
|
|
|
Backend conn. retry: %.2f ",
|
|
|
|
|
$backend_conn,
|
|
|
|
|
$backend_unhealthy,
|
|
|
|
|
$backend_busy,
|
|
|
|
|
$backend_fail,
|
|
|
|
|
$backend_reuse,
|
|
|
|
|
$backend_toolate,
|
|
|
|
|
$backend_recycle,
|
|
|
|
|
$backend_retry,
|
|
|
|
|
));
|
|
|
|
|
|
|
|
|
|
$self->{output}->perfdata_add(label => "backend_conn",
|
|
|
|
|
value => $backend_conn,
|
|
|
|
|
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-conn'),
|
|
|
|
|
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-conn'),
|
|
|
|
|
min => 0
|
|
|
|
|
);
|
|
|
|
|
$self->{output}->perfdata_add(label => "backend_unhealthy",
|
|
|
|
|
value => $backend_unhealthy,
|
|
|
|
|
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-unhealthy'),
|
|
|
|
|
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-unhealthy'),
|
|
|
|
|
min => 0
|
|
|
|
|
);
|
|
|
|
|
$self->{output}->perfdata_add(label => "backend_busy",
|
|
|
|
|
value => $backend_busy,
|
|
|
|
|
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-busy'),
|
|
|
|
|
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-busy'),
|
|
|
|
|
min => 0
|
|
|
|
|
);
|
|
|
|
|
$self->{output}->perfdata_add(label => "backend_fail",
|
|
|
|
|
value => $backend_fail,
|
|
|
|
|
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-fail'),
|
|
|
|
|
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-fail'),
|
|
|
|
|
min => 0
|
|
|
|
|
);
|
|
|
|
|
$self->{output}->perfdata_add(label => "backend_reuse",
|
|
|
|
|
value => $backend_reuse,
|
|
|
|
|
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-reuse'),
|
|
|
|
|
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-reuse'),
|
|
|
|
|
min => 0
|
|
|
|
|
);
|
|
|
|
|
$self->{output}->perfdata_add(label => "backend_toolate",
|
|
|
|
|
value => $backend_toolate,
|
|
|
|
|
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-toolate'),
|
|
|
|
|
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-toolate'),
|
|
|
|
|
min => 0
|
|
|
|
|
);
|
|
|
|
|
$self->{output}->perfdata_add(label => "backend_recycle",
|
|
|
|
|
value => $backend_recycle,
|
|
|
|
|
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-recycle'),
|
|
|
|
|
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-recycle'),
|
|
|
|
|
min => 0
|
|
|
|
|
);
|
|
|
|
|
$self->{output}->perfdata_add(label => "backend_retry",
|
|
|
|
|
value => $backend_retry,
|
|
|
|
|
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-retry'),
|
|
|
|
|
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-retry'),
|
|
|
|
|
min => 0
|
|
|
|
|
);
|
|
|
|
|
$self->{output}->display();
|
|
|
|
|
$self->{output}->exit();
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1;
|
|
|
|
|
|
|
|
|
|
__END__
|
|
|
|
|
|
|
|
|
|
=head1 MODE
|
|
|
|
|
|
|
|
|
|
Check Varnish Cache with varnishstat Command
|
|
|
|
|
This Mode Checks:
|
|
|
|
|
- Backend conn. success
|
|
|
|
|
- Backend conn. not attempted
|
|
|
|
|
- Backend conn. too many
|
|
|
|
|
- Backend conn. failures
|
|
|
|
|
- Backend conn. reuses
|
|
|
|
|
- Backend conn. was closed
|
|
|
|
|
- Backend conn. recycles
|
|
|
|
|
- Backend conn. unused
|
|
|
|
|
|
|
|
|
|
=over 8
|
|
|
|
|
|
|
|
|
|
=item B<--remote>
|
|
|
|
|
|
|
|
|
|
If you dont run this script locally, if you wanna use it remote, you can run it remotely with 'ssh'.
|
|
|
|
|
|
|
|
|
|
=item B<--hostname>
|
|
|
|
|
|
|
|
|
|
Hostname to query (need --remote).
|
|
|
|
|
|
|
|
|
|
=item B<--ssh-option>
|
|
|
|
|
|
|
|
|
|
Specify multiple options like the user (example: --ssh-option='-l=centreon-engine' --ssh-option='-p=52').
|
|
|
|
|
|
|
|
|
|
=item B<--command>
|
|
|
|
|
|
|
|
|
|
Varnishstat Binary Filename (Default: varnishstat)
|
|
|
|
|
|
|
|
|
|
=item B<--command-path>
|
|
|
|
|
|
|
|
|
|
Directory Path to Varnishstat Binary File (Default: /usr/bin/)
|
|
|
|
|
|
|
|
|
|
=item B<--command-options>
|
|
|
|
|
|
|
|
|
|
Parameter for Binary File (Default: ' -1 ')
|
|
|
|
|
|
|
|
|
|
=item B<--warning-conn>
|
|
|
|
|
|
|
|
|
|
Warning Threshold for Backend conn. success
|
|
|
|
|
|
|
|
|
|
=item B<--critical-conn>
|
|
|
|
|
|
|
|
|
|
Critical Threshold for Backend conn. success
|
|
|
|
|
|
|
|
|
|
=item B<--warning-unhealthy>
|
|
|
|
|
|
|
|
|
|
Warning Threshold for Backend conn. not attempted
|
|
|
|
|
|
|
|
|
|
=item B<--critical-unhealthy>
|
|
|
|
|
|
|
|
|
|
Critical Threshold for Backend conn. not attempted
|
|
|
|
|
|
|
|
|
|
=item B<--warning-busy>
|
|
|
|
|
|
|
|
|
|
Warning Threshold for Backend conn. too many
|
|
|
|
|
|
|
|
|
|
=item B<--critical-busy>
|
|
|
|
|
|
|
|
|
|
Critical Threshold for Backend conn. too many
|
|
|
|
|
|
|
|
|
|
=item B<--warning-fail>
|
|
|
|
|
|
|
|
|
|
Warning Threshold for Backend conn. failures
|
|
|
|
|
|
|
|
|
|
=item B<--critical-fail>
|
|
|
|
|
|
|
|
|
|
Critical Threshold for Backend conn. failures
|
|
|
|
|
|
|
|
|
|
=item B<--warning-reuse>
|
|
|
|
|
|
|
|
|
|
Warning Threshold for Backend conn. reuses
|
|
|
|
|
|
|
|
|
|
=item B<--critical-reuse>
|
|
|
|
|
|
|
|
|
|
Critical Threshold for Backend conn. reuses
|
|
|
|
|
|
|
|
|
|
=item B<--warning-toolate>
|
|
|
|
|
|
|
|
|
|
Warning Threshold for Backend conn. was closed
|
|
|
|
|
|
|
|
|
|
=item B<--critical-toolate>
|
|
|
|
|
|
|
|
|
|
Critical Threshold for Backend conn. was closed
|
|
|
|
|
|
|
|
|
|
=item B<--warning-recycle>
|
|
|
|
|
|
|
|
|
|
Warning Threshold for Backend conn. recycles
|
|
|
|
|
|
|
|
|
|
=item B<--critical-recycle>
|
|
|
|
|
|
|
|
|
|
Critical Threshold for Backend conn. recycles
|
|
|
|
|
|
|
|
|
|
=item B<--warning-retry>
|
|
|
|
|
|
|
|
|
|
Warning Threshold for Backend conn. retry
|
|
|
|
|
|
|
|
|
|
=item B<--critical-retry>
|
|
|
|
|
|
|
|
|
|
Critical Threshold for Backend conn. retry
|
|
|
|
|
|
|
|
|
|
=back
|
|
|
|
|
|
|
|
|
|
=cut
|
