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Monitoring Long Running MySQL Queries with Nagios

November 15, 2010

We’ve been using Nagios as part of our monitoring infrastructure from some time now and it has been very useful to monitor our databases. To look at long running queries (those whose running time is measured in seconds) we use the show processlist command. Here is what the output looks like on an empty machine…. Read more

Flexible Log Monitoring with Scribe, Esper, and Nagios

January 05, 2010

If you have yourself a pretty decent sized cluster, there’s probably a good chance that you’ve had the following experience: One day, while routinely browsing some server logs, you stumble upon some concerning entries that you wish you had been made aware of sooner. You could probably go back and write some custom scripts that… Read more