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Add support for self-healing related metrics in Prometheus (#9079)

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Fixes #8988

Co-authored-by: Anis Elleuch <vadmeste@users.noreply.github.com>
Co-authored-by: Harshavardhana <harsha@minio.io>
This commit is contained in:
Nitish Tiwari
2020-03-25 11:10:45 +05:30
committed by GitHub
parent 813e0fc1a8
commit 6b984410d5
4 changed files with 379 additions and 155 deletions
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docs/metrics/prometheus/README.md
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@@ -157,6 +157,15 @@ MinIO Gateway instance exposes metrics related to Gateway communication with the
Note that this is currently only support for Azure, S3 and GCS Gateway.
### MinIO self-healing metrics - `self_heal_*`
MinIO exposes self-healing related metrics for erasure-code deployments _only_. These metrics are _not_ available on Gateway or Single Node, Single Drive deployments. Note that these metrics will be exposed _only_ when there is a relevant event happening on MinIO server.
- `self_heal_time_since_last_activity`: Time elapsed since last self-healing related activity.
- `self_heal_objects_scanned`: Number of objects scanned by self-healing thread in its current run. This will reset when a fresh self-healing run starts. This is labeled with the object type scanned.
- `self_heal_objects_healed`: Number of objects healing by self-healing thread in its current run. This will reset when a fresh self-healing run starts. This is labeled with the object type scanned.
- `self_heal_objects_heal_failed`: Number of objects for which self-healing failed in its current run. This will reset when a fresh self-healing run starts. This is labeled with disk status and its endpoint.
## Migration guide for the new set of metrics
This migration guide applies for older releases or any releases before `RELEASE.2019-10-23*`