How to reduce non-useful notifications?

[Lui.external at infineon.com]

> Hi,
> 
> I have nagios set up to send notifications when a service is critical
> or warning.
> 
> Below is the configuration of a service:
> max_check_attempts 5
> retry_check_interval  5
> normal_check_interval  5
> 
> When a service is CRITICAL, a HARD CRITICAL alert is sent out after 25
> minutes. I am fine with that.
> 
> But when a service is changed from CRITICAL (HARD state) to WARNING
> (HARD state), a HARD WARNING alert is sent out immediately without the
> max_attempts retries. Same goes when a service is changed from WARNING
> (HARD) to CRITICAL (HARD).
> 
> This can generate quite a lot of non-useful alerts especially for
> CPU_usage.
> 
> Sometimes, I received more than 7 alerts of CPU usage within 30
> minutes.
> 
> Warning alert: [10-01-2007 04:44:55] SERVICE ALERT:
> SINSA016;MEM_USAGE;WARNING;HARD;5;WARNING: MEM_USAGE (94 %)
> reached/exceeded warning threshold of 90 %!
> 
> Critical alert: [10-01-2007 04:49:56] SERVICE ALERT:
> SINSA016;MEM_USAGE;CRITICAL;HARD;5;CRITICAL: MEM_USAGE (95 %)
> reached/exceeded critical threshold of 95 %!
> 
> Warning alert [10-01-2007 04:54:56] SERVICE ALERT:
> SINSA016;MEM_USAGE;WARNING;HARD;5;WARNING: MEM_USAGE (94 %)
> reached/exceeded warning threshold of 90 %!
> 
> Critical alert: [10-01-2007 05:09:56] SERVICE ALERT:
> SINSA016;MEM_USAGE;CRITICAL;HARD;5;CRITICAL: MEM_USAGE (95 %)
> reached/exceeded critical threshold of 95 %!
> 
> Warning alert: [10-01-2007 05:24:56] SERVICE ALERT:
> SINSA016;MEM_USAGE;WARNING;HARD;5;WARNING: MEM_USAGE (94 %)
> reached/exceeded warning threshold of 90 %!
> 
> My question is, is there a way to check the healthiness of a service
> for max_attempts times when the service is in CRITICAL/WARNING HARD
> state?
> 
How to reduce the non-useful notifications of CPU usage problems?

> Thanks for any helps.
> 
> Regards,
> Louise
> 

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