Hitachi HUS151473VL3800 - Ultrastar 73.4 GB Hard Drive Specifications page 147

• QErr (Queue Error Management) The queue error management (Q
dle blocked tasks when another task receives a Check Condition status.
QERR
value
Specifies that all tasks from all Initiators are blocked from execution when a Contintent
Alligience (CA condition) is pending. Those blocked tasks are allowed to resume execution
00b
in a normal fashion after the CA condition is cleared.
Specifies that all tasks from all Initiators are aborted when the Target returns Check Con-
dition status. A unit attention condition will be generated for each Initiator that had com-
mands in the queue except for the Initiator that received the Check Condition status. The
sense key will be set to Unit Attention and the additional sense code will be set to Commands
01b
Cleared by Another Initiator.
10b Reserved
Blocked tasks in the task set belonging to the Initiator to which a Check Condition status is
11b
sent shall be aborted when the status is sent.
• DQue (Disable Queuing) bit set at zero specifies that tagged queuing shall be enabled if the Target supports tagged queu-
ing. A DQue bit set at one specifies that tagged queuing shall be disabled. Any queue commands for that I_T_L
nexus shall be aborted. Any subsequent queue tag message received shall be rejected with a MESSAGE REJECT
message and I/O process shall be executed as an untagged command.
• Busy Timeout Period is ignored internally by the Target.
• Extended Self-test Routine Completion Time is an advisory parameter that an Initiator may use to determine the time
in seconds that the Target requires to complete self-test routine when the Target is not interrupted by an Initiator and
no errors occur during execution of the self-test routine.
Description
Hitachi Ultrastar 15K147 SCSI Hard Disk Drive Specification
129
) field specifies how the device server shall han-
ERR