Ceph OSD consumes a lot of memory, flaps / takes a long time during peering on RHCS 5
Issue
One or more of:
- Ceph OSD high memory utilization
- OSD logs have tcmalloc: large alloc
entries
- Long running peering events during OSD state change
- OSD flapping during peering
Environment
Red Hat Ceph Storage 5.0 (all versions)
Red Hat Ceph Storage 5.1 (before 5.1z3)
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