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Fixing etcdDatabaseHighFragmentationRatio prometheus alert

Sep 3, 2022 1 min read k8splaybooketcdprometheus

If you receive a following error in alertmanager

1etcd cluster "kube-etcd": database size in use on instance xxx.xxx.xxx.xxx:2381
2is 49.55% of the actual allocated disk space, please run defragmentation 
3(e.g. etcdctl defrag) to retrieve the unused fragmented disk space.

it can be easily solved by running a...

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Alexander Chernov
Alexander Chernov
Gopher, PHPer, Devops, SRE
Uk

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