Update readme for Munin plugin
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@ -6,11 +6,11 @@ This directory contains several monitoring resources that can be used with vario
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The included Munin plugins can be activated by linking to them from `/etc/munin/plugins/`. Two plugins are provided:
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The included Munin plugins can be activated by linking to them from `/etc/munin/plugins/`. Two plugins are provided:
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* `pvc`: Checks the PVC cluster and node health, providing two graphs, one for each.
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* `pvc`: Checks the PVC cluster and node health, as well as their status (OK/Warning/Critical, based on maintenance status), providing 4 graphs.
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* `ceph_utilization`: Checks the Ceph cluster statistics, providing multiple graphs. Note that this plugin is independent of PVC itself, and makes local calls to various Ceph commands itself.
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* `ceph_utilization`: Checks the Ceph cluster statistics, providing multiple graphs. Note that this plugin is independent of PVC itself, and makes local calls to various Ceph commands itself.
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The `pvc` plugin provides no configuration; the status is hardcoded such that <=90% health is warning, <=50% health is critical, and maintenance state forces OK.
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The `pvc` plugin provides no configuration; the status is hardcoded such that <=90% health is warning, <=50% health is critical, and maintenance state forces OK. The alerting is provided by two separate graphs from the health graph so that actual health state is logged regardless of alerting.
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The `ceph_utilization` plugin provides no configuration; only the cluster utilization graph alerts such that >80% used is warning and >90% used is critical. Ceph itself begins warning above 80% as well.
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The `ceph_utilization` plugin provides no configuration; only the cluster utilization graph alerts such that >80% used is warning and >90% used is critical. Ceph itself begins warning above 80% as well.
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