mixin: add deletion metrics for compactor

Signed-off-by: Mathis Raguin <[email protected]>

Author: Sayrus

CHANGELOG.md

@@ -209,6 +209,7 @@ sse_config:
 - [#2579](https://github.com/thanos-io/thanos/pull/2579) Store: Experimental caching bucket can now cache metadata as well. Config has changed from #2532.
 - [#2526](https://github.com/thanos-io/thanos/pull/2526) Compact: In case there are no labels left after deduplication via `--deduplication.replica-label`, assign first `replica-label` with value `deduped`.
 - [#2621](https://github.com/thanos-io/thanos/pull/2621) Receive: Added flag to configure forward request timeout. Receive write will complete request as soon as quorum of writes succeeds.
+- [#3380](https://github.com/thanos-io/thanos/pull/3380) mixin: add deletion metrics for compactor.
 
 ### Changed
 

mixin/dashboards/compact.libsonnet

@@ -80,6 +80,40 @@ local g = import '../lib/thanos-grafana-builder/builder.libsonnet';
           g.latencyPanel('thanos_compact_garbage_collection_duration_seconds', 'namespace="$namespace",job=~"$job"')
         )
       )
+      .addRow(
+        g.row('Blocks deletion')
+        .addPanel(
+          g.panel(
+            'Deletion Rate',
+            'Shows deletion rate of blocks already marked for deletion.'
+          ) +
+          g.queryPanel(
+            'sum(rate(thanos_compact_blocks_cleaned_total{namespace="$namespace",job=~"$job"}[$interval])) by (job)',
+            'Blocks cleanup {{job}}'
+          ) +
+          g.stack
+        )
+        .addPanel(
+          g.panel(
+            'Deletion Error Rate',
+            'Shows deletion failures rate of blocks already marked for deletion.'
+          ) +
+          g.queryPanel(
+            'sum(rate(thanos_compact_block_cleanup_failures_total{namespace="$namespace",job=~"$job"}[$interval])) by (job)',
+            'Blocks cleanup failures {{job}}'
+          )
+        )
+        .addPanel(
+          g.panel(
+            'Marking Rate',
+            'Shows rate at which blocks are marked for deletion (from GC and retention policy).'
+          ) +
+          g.queryPanel(
+            'sum(rate(thanos_compact_blocks_marked_for_deletion_total{namespace="$namespace",job=~"$job"}[$interval])) by (job)',
+            'Blocks marked {{job}}'
+          )
+        )
+      )
       .addRow(
         g.row('Sync Meta')
         .addPanel(