Re: [Luminous 12.2.2] Cluster peformance drops after certain point of time

[Konstantin Shalygin <k0ste@xxxxxxxx>]

I am testing luminous 12.2.2 and find a strange behavior of my cluster.

Check your block.db usage. Luminous 12.2.2 is affected http://tracker.ceph.com/issues/22264

[root@ceph-osd0]# ceph daemon osd.46 perf dump | jq '.bluefs' | grep -E '(db|slow)'
  "db_total_bytes": 30064762880,
  "db_used_bytes": 16777216,
  "slow_total_bytes": 240043163648,
  "slow_used_bytes": 659554304,

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