ant01n3

WARNING on plugin

Dears, That is almost half year, when this plugin is in production monitoring. Yesterday, monitoring server was found died... halted because ... inodes finished. # df -i Filesystem Inodes IUsed IFree IUse% Mounted on /dev/mapper/VolGroup-lv_root 13912080 13912080 0 100% / tmpfs 1005525 1 1005524 1% /dev/shm /dev/sda1 128016 62 127954 1% /boot yep, that is 13,912,080 millions of inodes used The problem found: plugin invokes libnet-openssh-perl library which created files in uesr's (nagos) home directory, which created file for each performed check: # ls -la /home/nagios/ drwx------ 2 nagios nagios 853970944 Mar 22 12:26 .libnet-openssh-perl it took some time to count: .libnet-openssh-perl]# time find . | wc -l 13741298 real 1m55.035s user 0m8.142s sys 0m14.129s .libnet-openssh-perl]# time /bin/ls -f | wc -l 13741299 real 0m36.880s user 0m5.900s sys 0m8.820s [root@chq1nms1 .libnet-openssh-perl]# Fixing: # rm -rf .libnet-openssh-perl # df -i Filesystem Inodes IUsed IFree IUse% Mounted on /dev/mapper/VolGroup-lv_root 13912080 172097 13739983 2% / tmpfs 1005525 1 1005524 1% /dev/shm /dev/sda1 128016 62 127954 1% /boot Keep in mind (after integrating). Plugin itself is excellent! BR to developer and to users, /A P.S. after 30 min after fix: .libnet-openssh-perl]# time /bin/ls -f | wc -l 2008 real 1m34.013s user 0m0.004s sys 0m3.130s

Reviewed 6 years ago