Service flapping/recovery

[Tedman Eng]

In version 1.x flap-detection supresses all notifications, even recovery
notifications. :(

This behavior may have changed/improved in version 2.x, though I can't say
for certain.



> -----Original Message-----
> From: Andrea Gabellini [mailto:andrea.gabellini at telecomitalia.sm]
> Sent: Friday, January 27, 2006 5:01 AM
> To: nagios-users
> Subject: [Nagios-users] Service flapping/recovery
> 
> 
> Hi,
> 
> I noticed a strange behavior of a service. Nagios send 
> regularly the notification on critical state. 
> After that the service start flapping and then recover from 
> flapping and critical state. But Nagios 
> doesn't send the recovery notifiocation. The 
> notification_options for this service is setup as 'c,r'.
> 
> This is a bug or a feature?
> 
> Attached a recent alarm history.
> 
> 
> 
> January 27, 2006 10:00 	
> Service stopped flapping[27-01-2006 10:16:38] SERVICE 
> FLAPPING ALERT: rt_backend;CPU_CISCO;STOPPED; 
> Service appears to have stopped flapping (3.8% change < 5.0% 
> threshold)
> 
> January 27, 2006 09:00 	
> Service Ok[27-01-2006 09:38:29] SERVICE ALERT: 
> rt_backend;CPU_CISCO;OK;HARD;3;CPU Load: 47% (1 min) - OK
> Service Warning[27-01-2006 09:36:29] SERVICE ALERT: 
> rt_backend;CPU_CISCO;WARNING;HARD;3;CPU Load: 
> 63% (1 min) > 50 - WARNING
> Service started flapping[27-01-2006 09:34:30] SERVICE 
> FLAPPING ALERT: rt_backend;CPU_CISCO;STARTED; 
> Service appears to have started flapping (22.6% change >= 
> 20.0% threshold)
> Service Critical[27-01-2006 09:34:29] SERVICE ALERT: 
> rt_backend;CPU_CISCO;CRITICAL;HARD;3;CPU Load: 
> 80% (1 min) > 75 - CRITICAL
> Service Warning[27-01-2006 09:32:29] SERVICE ALERT: 
> rt_backend;CPU_CISCO;WARNING;HARD;3;CPU Load: 
> 68% (1 min) > 50 - WARNING
> Service Critical[27-01-2006 09:26:29] SERVICE ALERT: 
> rt_backend;CPU_CISCO;CRITICAL;HARD;3;CPU Load: 
> 80% (1 min) > 75 - CRITICAL
> Service Warning[27-01-2006 09:08:29] SERVICE ALERT: 
> rt_backend;CPU_CISCO;WARNING;HARD;3;CPU Load: 
> 61% (1 min) > 50 - WARNING
> Service Warning[27-01-2006 09:07:29] SERVICE ALERT: 
> rt_backend;CPU_CISCO;WARNING;SOFT;2;CPU Load: 
> 54% (1 min) > 50 - WARNING
> Service Warning[27-01-2006 09:06:29] SERVICE ALERT: 
> rt_backend;CPU_CISCO;WARNING;SOFT;1;CPU Load: 
> 56% (1 min) > 50 - WARNING
> Service Ok[27-01-2006 09:02:29] SERVICE ALERT: 
> rt_backend;CPU_CISCO;OK;SOFT;2;CPU Load: 42% (1 min) - OK
> Service Warning[27-01-2006 09:01:29] SERVICE ALERT: 
> rt_backend;CPU_CISCO;WARNING;SOFT;1;CPU Load: 
> 53% (1 min) > 50 - WARNING
> -- 
> 
> ---------------------------------------
> Psssst! Hey you! Look out! Behind you!
> ---------------------------------------
> Ing. Andrea Gabellini
> Email: andrea.gabellini at telecomitalia.sm
> Tel: 0549 886111 (Italy)
> Tel. +378 0549 886111 (International)
> 
> Telecom Italia San Marino S.p.A.
> Strada degli Angariari, 3
> 47891 Rovereta
> Repubblic of San Marino
> 
> http://www.omniway.sm  http://www.telecomitalia.sm
> 
> 
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This SF.net email is sponsored by: Splunk Inc. Do you grep through log files
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searching your log files as easy as surfing the  web.  DOWNLOAD SPLUNK!
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_______________________________________________
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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