What does the qdiskd "Error reading node ID block xx" message mean in RHEL?
Issue
server is throwing following error messages out
Apr 3 16:53:20 rhel5-1 qdiskd[22945]: <warning> Error reading node ID block 15
Apr 3 16:53:20 rhel5-1 kernel: scsi 0:0:0:1: rejecting I/O to dead device
Apr 3 16:53:20 rhel5-1 qdiskd[22945]: <warning> Error reading node ID block 16
Apr 3 16:53:20 rhel5-1 kernel: scsi 0:0:0:1: rejecting I/O to dead device
Apr 3 16:53:20 rhel5-1 qdiskd[22945]: <err> Error writing to quorum disk
Apr 3 16:53:20 rhel5-1 kernel: scsi 0:0:0:1: rejecting I/O to dead device
Apr 3 16:53:20 rhel5-1 qdiskd[22945]: <alert> Too many I/O errors; giving up.
Apr 3 16:53:20 rhel5-1 kernel: scsi 0:0:0:1: rejecting I/O to dead device
Apr 3 16:53:20 rhel5-1 qdiskd[22945]: <warning> Error writing to quorum disk
during logout
Apr 3 16:53:20 rhel5-1 kernel: scsi 0:0:0:1: rejecting I/O to dead device
Apr 3 16:53:20 rhel5-1 last message repeated 10 times
Apr 3 16:53:30 rhel5-1 openais[1916]: [CMAN ] lost contact with quorum device
what does these messages mean ?
Environment
- Red Hat Enterprise Linux (RHEL) 5 or 6 with the High Availability Add On
- Cluster configured to use a quorum device (
<quorumd>in/etc/cluster/cluster.conf)
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