From: Max S. <ma...@we...> - 2010-11-24 13:22:41
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Andreas, You are running 150k active checks per 5 minutes on a virtual machine?! Wow! I remember you echoing in the not too distant past what many of us have experienced - that timing skew and I/O performance on virtual machines make them bad candidates for Nagios - what kind of VM set up are you using that has changed your mind? Are your checks all c-based? Max On 11/24/10, Andreas Ericsson <ae...@op...> wrote: > On 11/23/2010 01:59 PM, Fredrik Thulin wrote: >> In case that was too long for y'all, the short story is that I got lousy >> performance from the service check scheduler in Nagios (3.2.0, sorry - >> forgot to mention that). >> >> I was able to write a brand new scheduler that works MUCH better - 1160 >> checks per minute, compared to ~60. Any plans to do something drastic >> about the Nagios service check scheduler? >> > > I have no idea what you did to Nagios to make it run only 60 checks per > minute. With a distributed setup, using 5 virtual machines and Merlin to > connect them, I've managed to schedule, run and reap roughly 750k checks > per 5 minutes. Clearly, you're doing something amazingly weird in your > configuration. Have you set parallelize_check to 0 in some template > somewhere, or turned it off globally in nagios.cfg? Are you using an > OCS[PH] command that takes forever to run, or is your perfdata handling > completely bonkers? 60 checks per minute is nothing, and if that was the > limit of what Nagios can manage to execute, nobody would use it. > > -- > Andreas Ericsson and...@op... > 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. > > ------------------------------------------------------------------------------ > Increase Visibility of Your 3D Game App & Earn a Chance To Win $500! > Tap into the largest installed PC base & get more eyes on your game by > optimizing for Intel(R) Graphics Technology. Get started today with the > Intel(R) Software Partner Program. Five $500 cash prizes are up for grabs. > http://p.sf.net/sfu/intelisp-dev2dev > _______________________________________________ > Nagios-devel mailing list > Nag...@li... > https://lists.sourceforge.net/lists/listinfo/nagios-devel > |