Ping massive number of hosts

[Yu Watanabe]

Hello Andreas.

Thank you very much for the reply.

I will be aware of your advice.

Thanks,
Yu Watanabe

Andreas Ericsson さんは書きました:
>On 08/30/2011 02:28 AM, Yu Watanabe wrote:
>> Hello all.
>> 
>> I would like to hear opinion from everyone whom had experience
>> of pinging massive number of hosts.
>> 
>> Version of nagios we are considering to use is v 3.2.3 on RHEL 5 64 bit machine.
>> The number of hosts we are trying to check is 3000.
>> 
>
>Consider the number of checks per second instead. 3000 checks
>spread over 5 minutes is only 10 per second, and that's basically
>nothing unless you're using hardware from 1964.
>
>> 
>> Has anyone had done this amount of active ping checks? Or ,
>> should we use the fping periodically by crontab and send as
>> passive checks
>> 
>
>Just use check_icmp so you avoid fork()'ing an extra time to
>execute the ping binary from a program and you should be just
>fine.
>
>-- 
>Andreas Ericsson                   andreas.ericsson at op5.se
>OP5 AB                             www.op5.se
>Tel: +46 8-230225                  Fax: +46 8-230231
>
>Considering the successes of the wars on alcohol, poverty, drugs and
>terror, I think we should give some serious thought to declaring war
>on peace.
>


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