[Nagios-devel] Re: [Nagios-users] how long does a check_tcp service check take?

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[Nagios-devel] Re: [Nagios-users] how long does a check_tcp service check take?

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Dean,

What are the "normal_check_interval" settings on your services? Can you post a
portion of your services.cfg file?

Mike

> Good morning,
>
> i am in the process of trying to squeeze as much out of my box as
> possible and have some problems understanding what is happening.
>
> i started out on a P-II 350 with 384M RAM. i added about 1400
> services most of which are check_tcp checks. These checks report that the
> response came in 0 seconds. i know that this isn't a true reading but it at
> least tells me that it took less than 1 second.
>
> It actually takes about 17 minutes to complete these checks. Doing
> the math 1400/(17*50) it is taking about 3/4 seconds per check.
>
> i moved this installation (physically moved the hdd) to a P-4 800
> (Non-Celeron). i was hoping for an improvement. i didn't see one. It
> still takes 17 minutes.
>
>
> Is there any way of speeding this up or am i now at the mercy of the
> network?
>
> What would happen if i add another NIC? Would the load be balanced?
>
> i have diddled with varios settings in my nagios.cfg but nothing
> seems to help.
>
> thanks in advance,
> dean
>
>
> nagios.cfg
> ----------
> log_file=/usr/local/nagios/var/nagios.log
> cfg_file=/usr/local/nagios/etc/checkcommands.cfg
> cfg_file=/usr/local/nagios/etc/misccommands.cfg
> cfg_file=/usr/local/nagios/etc/contactgroups.cfg
> cfg_file=/usr/local/nagios/etc/contacts.cfg
> cfg_file=/usr/local/nagios/etc/dependencies.cfg
> cfg_file=/usr/local/nagios/etc/escalations.cfg
> cfg_file=/usr/local/nagios/etc/hostgroups.cfg
> cfg_file=/usr/local/nagios/etc/hosts.cfg
> cfg_file=/usr/local/nagios/etc/services.cfg
> cfg_file=/usr/local/nagios/etc/timeperiods.cfg
> resource_file=/usr/local/nagios/etc/resource.cfg
> status_file=/usr/local/nagios/var/status.log
> nagios_user=nagios
> nagios_group=nagios
> check_external_commands=1
> command_check_interval=-1
> command_file=/usr/local/nagios/var/rw/nagios.cmd
> comment_file=/usr/local/nagios/var/comment.log
> downtime_file=/usr/local/nagios/var/downtime.log
> lock_file=/usr/local/nagios/var/nagios.lock
> temp_file=/usr/local/nagios/var/nagios.tmp
> log_rotation_method=d
> log_archive_path=/usr/local/nagios/var/archives
> use_syslog=0
> log_notifications=1
> log_service_retries=1
> log_host_retries=1
> log_event_handlers=1
> log_initial_states=1
> log_external_commands=1
> log_passive_service_checks=1
> #global_host_event_handler=somecommand
> #global_service_event_handler=somecommand
> inter_check_delay_method=s
> service_interleave_factor=s
> max_concurrent_checks=0
> service_reaper_frequency=2
> sleep_time=1
> service_check_timeout=60
> host_check_timeout=30
> event_handler_timeout=30
> notification_timeout=30
> ocsp_timeout=5
> perfdata_timeout=5
> retain_state_information=1
> state_retention_file=/usr/local/nagios/var/status.sav
> retention_update_interval=60
> use_retained_program_state=1
> interval_length=60
> use_agressive_host_checking=0
> execute_service_checks=1
> accept_passive_service_checks=1
> enable_notifications=1
> enable_event_handlers=1
> process_performance_data=1
> host_perfdata_command=process-host-perfdata
> service_perfdata_command=process-service-perfdata
> obsess_over_services=0
> #ocsp_command=somecommand
> check_for_orphaned_services=0
> check_service_freshness=1
> freshness_check_interval=60
> aggregate_status_updates=1
> status_update_interval=15
> enable_flap_detection=0
> low_service_flap_threshold=5.0
> high_service_flap_threshold=20.0
> low_host_flap_threshold=5.0
> high_host_flap_threshold=20.0
> date_format=euro
> admin_email=nagios
> admin_pager=pagenagios
>
>
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--
Mike McClur

...[email truncated]...


This post was automatically imported from historical nagios-devel mailing list archives
Original poster: mmcclure@pneservices.com
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