Ceph - During upgrade on Red Hat Ceph Storage OSD's are taking extended time to boot.
Issue
- During upgrade on Red Hat Ceph Storage OSDs are taking extended time to boot.
- During upgrade from Red Hat Ceph Storage 1.3.z/2.y to 2.5/3.0 OSDs are taking extended time to boot.
- In a large RGW cluster during upgrade from Red Hat Ceph Storage 2.4 to 2.5 OSDs are taking extended time to boot and causes peer OSDs to flap.
Environment
Large RGW clusters having millions of objects
OSD's OMAP size 5G and above
Upgrade from:
- Red Hat Ceph Storage 1.3.z - 0.94.9-9.el7cp
or less
- Red Hat Ceph Storage 2.y - 10.2.7-48.el7cp
or less
Upgrade to:
- Red Hat Ceph Storage 2.5 - 10.2.10-16.el7cp
- Red Hat Ceph Storage 3.0 - 12.2.1-40.el7cp
Fixed versions:
- Red Hat Ceph Storage 2.5.1 - 10.2.10-17.el7cp
- Red Hat Ceph Storage 3.0.1 - 12.2.1-45.el7cp
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