How to identify slow PGs via slow requests log entries
Issue
- The following errors are being generated in the "ceph.log" for different PGs.
- You want to know which PGs are impacted the most.
2020-09-10 08:05:39.280751 osd.51 osd.51 <IP Address>:6812/214238 13056 : cluster [WRN] slow request 60.834188 seconds old, received at 2020-09-10 08:04:38.446512: osd_op(client.236355855.0:5734619637 8.e6c 8.af150e6c (undecoded) ondisk+read+known_if_redirected e85709) currently queued_for_pg
Environment
- Red Hat Ceph Storage 3
- Red Hat Ceph Storage 4
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