E-Series controller reboots for ancient IO during SCSI unmap
Applies to
- E-Series Controller Firmware: 08.25.09.00; 08.30.10.01
- E-Series Platforms: E27XX, E28XX, E55XX, E56XX, E57XX
- Configuration: Thin volumes with SCSI Unmap
Issue
A controller reset for ancient IO occurs when doing an unmap operation on thin volumes. A core capture is triggered by the reset:
Reboot due to ancient IO, scsiOp=0xffff800003784520 poolId=0 opCode=42 age=300023ms