Intel RAID Controllers Alert Code Decoding White Paper

Decoding Intel® RAID Sense Code Messages Intel® RAID Controllers: SAS Software Stack
Revision 1.0
18
Category
Sense
Key
Additional
Sense Code
Additional
Sense Code
Qualifier Error Condition
Byte 2 Byte 12 Byte 13
6 29 6 Unit Attention - transceiver mode change to LVD
6 2A 0 Unit Attention - parameters changed
6 2A 1 Unit Attention - mode parameters changed
6 2A 2 Unit Attention - log select parameters changed
6 2A 3 Unit Attention - Reservations pre-empted
6 2A 4 Unit Attention - Reservations released
6 2A 5 Unit Attention - Registrations pre-empted
6 2F 0 Unit Attention - commands cleared by another initiator
6 3F 0 Unit Attention - target operating conditions have changed
6 3F 1 Unit Attention - microcode changed
6 3F 2 Unit Attention - changed operating definition
6 3F 3 Unit Attention - inquiry parameters changed
6 3F 5 Unit Attention - device identifier changed
6 3F 90 Unit Attention - invalid APM parameters
6 3F 91 Unit Attention - world-wide name mismatch
6 5D 0 Unit Attention - PFA threshold reached
6 5D FF Unit Attention - PFA threshold exceeded
Write Protect 7 27 0 Write Protect - command not allowed
B 0 0 Aborted Command - no additional sense code
B 1B 0 Aborted Command - sync data transfer error (extra ACK)
B 25 0 Aborted Command - unsupported LUN
B 3F 0F Aborted Command - echo buffer overwritten
B 43 0 Aborted Command - message reject error
B 44 0 Aborted Command - internal target failure
B 45 0 Aborted Command - Selection/Reselection failure
B 47 0 Aborted Command - SCSI parity error
B 48 0 Aborted Command - initiator-detected error message received
B 49 0 Aborted Command - inappropriate/illegal message
B 4B 0 Aborted Command - data phase error
B 4E 0 Aborted Command - overlapped commands attempted
Aborted
Command
B 4F 0 Aborted Command - due to loop initialization
E 1D 0 Miscompare - during verify byte check operation
x 3 86 Write Fault Data Corruption
x 5 0 Illegal request
Other
x 6 0 Unit attention