Storage paths are not reinstated after controller failure in RHEL 5 or 6
Issue
- Paths in a multipath map are not reinstated on their own
- After a controller failure or reboot on the storage array, devices are not returning to an operational state
- See
DID_NO_CONNECT
SCSI errors and path checker fails after the storage array controller has come back online:
kernel: sd 0:0:0:36: SCSI error: return code = 0x00010000
multipathd: sdt: tur checker reports path is down
Environment
- Red Hat Enterprise Linux 5 (prior to the
2.6.18-274.18.1.el5
kernel) - Red Hat Enterprise Linux 6 (prior to the
2.6.32-220.el6
kernel) - Storage accessed via fiber channel
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