Re: Nagios Freezes and Host Status not getting Updated
Posted: Wed Aug 30, 2017 11:12 am
Oh Got it! Thank You friend.
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This could be causing the problem. If not, can you describe what happens when it "freezes"NDOUtils uses the kernel message queue for transferring the data from Nagios to NDOUtils. We are going to increase the default values the Kernel boots with to ensure it operates optimally.
First create a backup copy of the /etc/sysctl.conf file:
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sudo cp /etc/sysctl.conf /etc/sysctl.conf_backup
Now make the required changes:
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sudo sed -i '/msgmnb/d' /etc/sysctl.conf sudo sed -i '/msgmax/d' /etc/sysctl.conf sudo sed -i '/shmmax/d' /etc/sysctl.conf sudo sed -i '/shmall/d' /etc/sysctl.conf sudo sh -c 'printf "\n\nkernel.msgmnb = 131072000\n" >> /etc/sysctl.conf' sudo sh -c 'printf "kernel.msgmax = 131072000\n" >> /etc/sysctl.conf' sudo sh -c 'printf "kernel.shmmax = 4294967295\n" >> /etc/sysctl.conf' sudo sh -c 'printf "kernel.shmall = 268435456\n" >> /etc/sysctl.conf' sudo sysctl -e -p /etc/sysctl.conf
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kernel.msgmax = 131072000
kernel.msgmnb = 131072000
kernel.msgmni = 65536000
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ps -ef|grep bin/nagios
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nagios 28690 1 7 06:57 ? 00:11:06 /usr/local/nagios/bin/nagios -d /usr/local/nagios/etc/nagios.cfg
nagios 28692 28690 11 06:57 ? 00:17:39 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28693 28690 11 06:57 ? 00:17:36 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28694 28690 12 06:57 ? 00:19:04 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28695 28690 12 06:57 ? 00:19:28 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28696 28690 11 06:57 ? 00:18:46 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28697 28690 12 06:57 ? 00:18:52 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28698 28690 11 06:57 ? 00:18:00 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28699 28690 11 06:57 ? 00:17:47 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28701 28690 12 06:57 ? 00:20:12 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28702 28690 12 06:57 ? 00:18:53 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28703 28690 12 06:57 ? 00:19:05 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28704 28690 13 06:57 ? 00:21:27 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28705 28690 12 06:57 ? 00:19:54 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28706 28690 11 06:57 ? 00:17:50 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28707 28690 12 06:57 ? 00:18:53 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28708 28690 11 06:57 ? 00:18:40 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28709 28690 12 06:57 ? 00:19:26 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28710 28690 12 06:57 ? 00:19:39 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28711 28690 12 06:57 ? 00:19:01 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28712 28690 12 06:57 ? 00:19:47 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28713 28690 12 06:57 ? 00:18:53 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28714 28690 12 06:57 ? 00:19:22 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28715 28690 12 06:57 ? 00:19:26 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28716 28690 11 06:57 ? 00:18:33 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28717 28690 11 06:57 ? 00:17:59 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28718 28690 13 06:57 ? 00:20:28 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28719 28690 11 06:57 ? 00:17:42 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28720 28690 12 06:57 ? 00:20:22 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28721 28690 11 06:57 ? 00:17:48 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28722 28690 13 06:57 ? 00:20:26 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28723 28690 11 06:57 ? 00:18:48 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28724 28690 11 06:57 ? 00:18:01 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28725 28690 12 06:57 ? 00:20:06 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28726 28690 11 06:57 ? 00:18:37 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28727 28690 12 06:57 ? 00:20:12 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28728 28690 12 06:57 ? 00:19:42 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28729 28690 13 06:57 ? 00:20:51 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28730 28690 13 06:57 ? 00:21:00 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28731 28690 12 06:57 ? 00:20:15 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28732 28690 12 06:57 ? 00:18:59 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28733 28690 13 06:57 ? 00:20:45 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28734 28690 12 06:57 ? 00:19:44 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28735 28690 12 06:57 ? 00:20:09 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28736 28690 12 06:57 ? 00:20:05 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28737 28690 13 06:57 ? 00:21:11 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28738 28690 13 06:57 ? 00:21:04 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28739 28690 12 06:57 ? 00:20:15 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28740 28690 12 06:57 ? 00:19:40 /usr/local/nagios/bin/nagios --worker /usr/local/nagios/var/rw/nagios.qh
nagios 28745 28690 0 06:57 ? 00:00:00 /usr/local/nagios/bin/nagios -d /usr/local/nagios/etc/nagios.cfg
root 29241 29217 0 09:34 pts/0 00:00:00 grep --color=auto bin/nagios