[ceph-users] Question about PG mgr/balancer/crush_compat_metrics

Hello, We are using a Ceph Pacific (16.2.10) cluster and enabled the balancer module, but the usage of some OSDs keeps growing and reached up to mon_osd_nearfull_ratio, which we use 85% by default, and we think the balancer module should do some balancer work. So I checked our balancer configu

[ceph-users] How balancer module balance data

Hello, We are running a pacific 16.2.10 cluster and enabled the balancer module, here is the configuration: [root@ceph-1 ~]# ceph balancer status { "active": true, "last_optimize_duration": "0:00:00.052548", "last_optimize_started": "Fri Nov 17 17:09:57 2023", "mode": "upmap",

[ceph-users] ceph can list volumes from a pool but can not remove the volume

We have a volume in our cluster: [r...@ceph-1.lab-a ~]# rbd ls volume-ssd volume-8a30615b-1c91-4e44-8482-3c7d15026c28 [r...@ceph-1.lab-a ~]# rbd rm volume-ssd/volume-8a30615b-1c91-4e44-8482-3c7d15026c28 Removing image: 0% complete...failed. rbd: error opening image volume-8a30615b-1c91-4e44-8482