Okay, I realize that this is a simple one but it caught me by surprise nonetheless. Most of our scheduled scripts are placed in the /etc/cron.daily, /etc/cron.weekly and /etc/cron.monthly directories. After migrating some of these scripts to another server it turned out they were not being executed. After some research it came up that run-parts [...]
Entries from September 2008
run-parts not running all the scripts in /etc/cron.daily
September 18th, 2008 · No Comments
Tags: sysadmin
Nagios Plugin: check_hparray Error
September 11th, 2008 · 1 Comment
We have check_hparray plugin installed on all of our HP servers, running CentOS, for monitoring hardware raid via
HP Array Configuration Utility CLI (hpacucli) tool, and we have NRPE installed as well for this check from our remote Nagios server.
Yesterday we’ve setup another HP server and installed NRPE, check_hparray, and hpacucli, same process used on previous [...]
Tags: Installation · Nagios · monitoring
When MySQL starts counting sheep
September 4th, 2008 · No Comments
We encountered a situation recently where the number of connections to our MySQL database started creeping up slowly but steadily. Strangely enough all the connections were in sleep mode and the database was not being stressed. The number of connections first reached 30 where it normally stays below 20 and started triggering our monitoring scripts. [...]
Tags: MySQL · Performance · monitoring
