Make sure you understand the underlying design of distributed nagios setup. Obssessive-Compulsive (ocsp) command need to be correctly configurated on nagios slave.
2010/5/14 Sérgio Afonso <sergioafons...@gmail.com> > Hello Marcel, > > My nagios version is 3.2.0. About my command_check_interval I > couldn't understand very well what you mean. My command_check_interval > is set to -1 > > Rgs, > > Sérgio. > > On Fri, May 14, 2010 at 1:50 PM, Marcel <mits...@gmail.com> wrote: > > With only 150 services, it should not delay that much nor stops execution > of > > the main process. > > Please check you main nagios.cfg file and look for > command_check_interval, > > if the value attributed to that variable isn't "-1" then there is your > > problem. > > > > Also, which nagios version are you running? > > > > > > On Fri, May 14, 2010 at 2:28 PM, Trisha Hoang <tri...@rockyou.com> > wrote: > >> > >> Hi Sergio, > >> Some of the directives I found helpful for our MASTER server are listed > >> below. > >> > >> Since status.dat and nagios.cmd are disk bound, put them on ramdisk will > >> be faster. > >> status_file=/mnt/ramdisk/status.dat > >> command_file=/mnt/ramdisk/nagios.cmd > >> > >> I don't think aggressive_host_checking is needed as nagios checks for > host > >> when a service is in error anyway. > >> use_aggressive_host_checking=0 > >> check_host_freshness=0 > >> > >> Service freshness is important as the MASTER tends to process passive > >> checks much slower so the services may go stale. However, since our > checks > >> are 5 min interval, having the MASTER wait for the next round of check > is > >> fine. > >> check_service_freshness=1 > >> service_freshness_check_interval=420 > >> > >> We use nagios-3.2.1 and I think these directives are still experimental > >> but they seem to help. You will see defunct nagios processes that come > and > >> go. I think it's caused by child forked once instead of twice so one > gets > >> killed (my theory), but again, it seems to be running ok. > >> use_large_installation_tweaks=0 > >> child_processes_fork_twice=0 > >> > >> Our MASTER receives ~7000 passive checks from the SLAVE but it could > only > >> process max ~5000 passive checks per 5 min. The latency is about <10 > secs. > >> For the rest, the MASTER actively checks them. If you or someone knows a > way > >> to improve passive check processing, that will be great. > >> > >> Also, in our setup, we don't use NSCA. The slaves have > >> ocsp_command=send_service_check where this command inserts the checks > into a > >> file that gets sent every 5 sec to the master. On the master, there's a > >> script that opens this file and inserts the lines directly into the > >> nagios.cmd pipe every 5 sec. > >> > >> Trisha > >> > >> > >> > >> > ------------------------------------------------------------------------------ > >> > >> > >> _______________________________________________ > >> Nagios-users mailing list > >> Nagios-users@lists.sourceforge.net > >> https://lists.sourceforge.net/lists/listinfo/nagios-users > >> ::: Please include Nagios version, plugin version (-v) and OS when > >> reporting any issue. > >> ::: Messages without supporting info will risk being sent to /dev/null > > > > > > > ------------------------------------------------------------------------------ > > > > > > _______________________________________________ > > Nagios-users mailing list > > Nagios-users@lists.sourceforge.net > > https://lists.sourceforge.net/lists/listinfo/nagios-users > > ::: Please include Nagios version, plugin version (-v) and OS when > reporting > > any issue. > > ::: Messages without supporting info will risk being sent to /dev/null > > > > > ------------------------------------------------------------------------------ > > _______________________________________________ > Nagios-users mailing list > Nagios-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/nagios-users > ::: 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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