Merge pull request #1061 from stackhpc/ceph-pgs-unclean

priteau · web-flow · commit 57be0da2fd1b · 2024-05-08T10:06:33.000+02:00
Prevent Ceph PgsUnclean alert because of backfill
diff --git a/etc/kayobe/kolla/config/prometheus/ceph.rules b/etc/kayobe/kolla/config/prometheus/ceph.rules
@@ -117,7 +117,7 @@ groups:
         requests.
 
   - alert: PgsUnclean
-    expr: ceph_pool_metadata * on(pool_id,instance) group_left() (ceph_pg_total - ceph_pg_clean) > 0
+    expr: ceph_pool_metadata * on(pool_id,instance) group_left() (ceph_pg_total - ceph_pg_clean - ceph_pg_backfilling - ceph_pg_backfill_wait) > 0
     for: 15m
     labels:
       severity: warning
diff --git a/releasenotes/notes/improve-ceph-pgs-unclean-alert-98306d397344b572.yaml b/releasenotes/notes/improve-ceph-pgs-unclean-alert-98306d397344b572.yaml
@@ -0,0 +1,6 @@
+---
+fixes:
+  - |
+    Prevents raising a Ceph ``PgsUnclean`` alert because of backfilling which
+    can frequently happen because of normal rebalancing activities, such as use
+    of the Ceph balancer or OSD addition.
