iSCSI tcmu-runner segfaults randomly in Red Hat Ceph Storage (RHCS) 5
Issue
- We see the tcmu-runner process segfaulting at random times.
- The Container is not restarted and needs a manual restart.
-
You can see segfault messages in
/var/log/messages
# cat /var/log/messages | grep segfault Mar 15 16:18:01 <HOSTNAME> kernel: ework-thread[938865]: segfault at b0 ip 00007f858c2b60f4 sp 00007f8571fe49b8 error 4 in librados.so.2.0.0[7f858c204000+1a4000]
Environment
- Red Hat Ceph Storage (RHCS) 5.0
- Red Hat Ceph Storage (RHCS) 5.1
- Red Hat Ceph Storage (RHCS) 5.2
- Red Hat Ceph Storage (RHCS) 5.3
- Red Hat Ceph Storage (RHCS) 5.3z1
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