Transient scsi.cmd.selectionTimeout errors during shelf firmware update
Applies to
- NS224 disk shelf
- NSMs (NVMe shelf modules) firmware update
Issue
- Brief period of SCSI selection timeout errors observed on multiple disks whilst performing shelf firmware updates
- Error messages observed in logs:
ERROR scsi.cmd.selectionTimeout: Disk device e11b.40.0.6L0: Adapter/target error: HA status 0x7: cdb 0x9a: 00000000486e3880:0001:0040. Targeted device did not respond to requested I/O. I/O will be retried.
- Multiple disks across different shelves, adapters, and shelf ports affected
- All aborted commands were successful on retry
- No hardware issues reported for any disk
- No further errors observed after the initial event
