Nagios check latency

Justin Pryzby justinp at norchemlab.com
Tue Aug 13 15:51:29 CEST 2013
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Could you check that you're not accidentally running 2 nagios daemons?

On Tue, Aug 13, 2013 at 03:49:19AM +0000, Muhamad Faiz wrote:
> Hi guys,
> 
> My Nagios setup are having high service check latency.
> 
> Check nagios latency result is 240 seconds!
> 
> ./check_nagios_latency.sh -w 30 -c 60
> CRITICAL: Latency at 240.183 seconds!
> 
> Modification in my Nagios.cfg file is only as below. Other than this, is default.
> 
> # MODIFIED
> admin_email=muhamad.faiz at asia.xchanging.com
> admin_pager=muhamad.faiz at asia.xchanging.com
> translate_passive_host_checks=1
> log_event_handlers=0
> use_large_installation_tweaks=1
> enable_environment_macros=0
> enable_embedded_perl=0
> use_embedded_perl_implicitly=0
> max_concurrent_checks=1600
> service_perfdata_file_processing_command=process-service-perfdata-file-pnp-bulk
> host_perfdata_file_processing_command=process-host-perfdata-file-pnp-bulk
> service_perfdata_file_processing_interval=60
> host_perfdata_file_processing_interval=60
> status_update_interval=40
> 
> 
> # /usr/local/nagios/bin/nagios -s /usr/local/nagios/etc/nagios.cfg
> 
> Nagios Core 3.5.0
> Copyright (c) 2009-2011 Nagios Core Development Team and Community Contributors
> Copyright (c) 1999-2009 Ethan Galstad
> Last Modified: 03-15-2013
> License: GPL
> 
> Website: http://www.nagios.org
> Timing information on object configuration processing is listed
> below.  You can use this information to see if precaching your
> object configuration would be useful.
> 
> Object Config Source: Config files (uncached)
> 
> OBJECT CONFIG PROCESSING TIMES      (* = Potential for precache savings with -u option)
> ----------------------------------
> Read:                 0.415803 sec
> Resolve:              0.006900 sec  *
> Recomb Contactgroups: 0.001862 sec  *
> Recomb Hostgroups:    3.819786 sec  *
> Dup Services:         0.637380 sec  *
> Recomb Servicegroups: 3.419804 sec  *
> Duplicate:            0.000417 sec  *
> Inherit:              0.013748 sec  *
> Recomb Contacts:      0.000000 sec  *
> Sort:                 0.000000 sec  *
> Register:             0.616385 sec
> Free:                 0.029930 sec
>                       ============
> TOTAL:                8.962015 sec  * = 7.899897 sec (88.15%) estimated savings
> 
> 
> RETENTION DATA TIMES
> ----------------------------------
> Read and Process:     0.863815 sec
>                       ============
> TOTAL:                0.863815 sec
> 
> 
> Timing information on configuration verification is listed below.
> 
> CONFIG VERIFICATION TIMES          (* = Potential for speedup with -x option)
> ----------------------------------
> Object Relationships: 0.080360 sec
> Circular Paths:       0.001152 sec  *
> Misc:                 0.011244 sec
>                       ============
> TOTAL:                0.092756 sec  * = 0.001152 sec (1.2%) estimated savings
> 
> 
> EVENT SCHEDULING TIMES
> -------------------------------------
> Get service info:        0.051265 sec
> Get host info info:      0.032301 sec
> Get service params:      0.000010 sec
> Schedule service times:  0.002476 sec
> Schedule service events: 0.002514 sec
> Get host params:         0.000000 sec
> Schedule host times:     0.000937 sec
> Schedule host events:    0.001287 sec
>                          ============
> TOTAL:                   0.090790 sec
> 
> 
> Projected scheduling information for host and service checks
> is listed below.  This information assumes that you are going
> to start running Nagios with your current config files.
> 
> HOST SCHEDULING INFORMATION
> ---------------------------
> Total hosts:                     11753
> Total scheduled hosts:           7
> Host inter-check delay method:   SMART
> Average host check interval:     300.00 sec
> Host inter-check delay:          42.86 sec
> Max host check spread:           30 min
> First scheduled check:           Tue Aug 13 11:43:54 2013
> Last scheduled check:            Tue Aug 13 11:43:54 2013
> 
> 
> SERVICE SCHEDULING INFORMATION
> -------------------------------
> Total services:                     18662
> Total scheduled services:           170
> Service inter-check delay method:   SMART
> Average service check interval:     535.76 sec
> Inter-check delay:                  3.15 sec
> Interleave factor method:           SMART
> Average services per host:          1.59
> Service interleave factor:          1
> Max service check spread:           30 min
> First scheduled check:              Tue Aug 13 11:52:49 2013
> Last scheduled check:               Tue Aug 13 11:58:39 2013
> 
> 
> CHECK PROCESSING INFORMATION
> ----------------------------
> Check result reaper interval:       10 sec
> Max concurrent service checks:      1600
> 
> 
> PERFORMANCE SUGGESTIONS
> -----------------------
> I have no suggestions - things look okay.
> 
> Any advice will be much appreciated.
> 
> Regards,
> Faiz
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> ORG:YTLC Network Operations Monitoring Team
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It's a free troubleshooting tool designed for production.
Get down to code-level detail for bottlenecks, with <2% overhead. 
Download for free and get started troubleshooting in minutes. 
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::: Please include Nagios version, plugin version (-v) and OS when reporting any issue. 
::: Messages without supporting info will risk being sent to /dev/null
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