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Displaying posts with tag: Cacti-templates (reset)

Version 1.1.4 of improved Cacti templates released
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I’ve released version 1.1.4 of my improved Cacti templates. Unlike the prior release, which was solely bug fixes, this one includes new graphs in the MySQL template. Some of the graphs are of data that’s exposed in standard MySQL versions, but some of it is available only in Percona’s high-performance builds of the MySQL database server. If you don’t have a Percona build, those graphs will just contain nothing, but there is no detrimental effect.

This template release is fully backwards compatible with the previous release. The upgrade process is to copy the new PHP file into place and import the new template file. You can then add the new graphs to your hosts.

I’ve also taken the opportunity

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Secure, easy Cacti graphing without SNMP
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Cacti is a great tool for collecting information about systems and graphing it. However, it likes to use SNMP, and SNMP is often not desirable. Instead, I often see the need for a method that is:

  • Secure. Use trusted, well-known, encrypted communication. Do not open up new ports.
  • Zero install on the monitored system.
  • As little installation or modification on the monitoring system as possible.

Over the last several years, I’ve slowly created more and more software to create Cacti graphs via standard POSIX command-line utilities over SSH with key-pair authentication. (I’ve also created similar software for Nagios, but that’s another matter.) The major problem with the work I’ve done is that it’s totally un-publicized.

The system works by

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MySQL Cacti templates version 1.1.1 released
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I’ve released version 1.1.1 of the MySQL Cacti templates I develop. The new templates work around more Cacti limitations, including the limitation on the length of the data returned from the poller script. There’s also a new graph and many other niceties since the last release. Note that there are TWO incompatible changes with [...]
Showing entries 1 to 3

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