Ceph: SLOW OPS created as messaging gets stuck in "resend forwarded message to leader"
Issue
Ceph
mon
ops
get stuck inresend forwarded message to leader
.Ceph
mon
ops
get stuck duringdisk expansion or replacement
.Ceph
SLOW OPS
occur duringdisk expansion or replacement
.- The output of
ceph status
shows HEALTH_WARN withSLOW OPS
Example:
# ceph -s
cluster:
id: b0fd22b0-xxxx-yyyy-zzzz-6e79c93b366c
health: HEALTH_WARN
2 slow ops, oldest one blocked for 1395 sec, mon.node02 has slow ops
Environment
- Red Hat Ceph Storage 4.x.
- Red Hat Ceph Storage 5.x.
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