openvstorage / openvstorage-health-check

The health check is classified as a monitoring and detection tool for Open vStorage.
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Report on backend where free space is an issue #464

Open wimpers opened 6 years ago

wimpers commented 6 years ago

Based upon investigation in https://github.com/openvstorage/operations/issues/85 we have disabled the checks for full disks.

This means we are a bit blind when ASDs are becoming full. Therefore we want to introduce a metric per backend (allow backends to be excluded) which is the geometric avg of free space of all ASDs of the backend (a * b * c ... * n )^1/n where a etc is the % free space (value between 0=full and 1=empty). When below 0.2 warning, when below 0.15 error.