Category Archives: Monitoring
Understand the basics of rrdtool to create a simple graph
rrdtool is a powerful tool to store time series data and create graphs. It is very easy to create your first simple graph. This how-to will show the quickest way to generating your first graphs while explaining the options used. rrdtool is used in … Continue reading
Posted in Monitoring
Tagged create, graph, rrdtool
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Dimension rrdtool databases with years worth of values
To create an rrd datbase file needs a certain amount of understanding of what you monitor, and for how long the data needs to be kept, and of course, storage space is also a consideration when creating a new rrd … Continue reading
Posted in Database, Monitoring
Tagged database, rrdtools
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Monit restart not working on CentOS – no pid-file after restart
Monit is a monitoring tool that can monitor processes, files and more. In the event of a failed monitor, monit is able to alert or trigger an action. Often the action triggered is to restart the monitored daemon. With the … Continue reading
Posted in Linux Administration, Monitoring
Tagged CentOS, monit
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