Glossary
Additional Sense Code
This is a
CCS
Common Command Set
This is the standard form of SCSI logical specifications stipulated by the operations subcommittee of the American National Standards Institute (ANSI) which stipulates functions which a direct access device (magnetic disk, etc.) should support.
CDB
Command Descriptor Block
A series of data which describes commands related to input/output operations, sent from the initiator to the target.
Command
This is a command to a target to perform an input/output operation, and it is described as the CDB.
Initiator (INIT)
This is a SCSI device which initiates input and output operations on the SCSI bus. In this manual, initiator has been abbreviated to "INIT."
SAS Device
The general name given to a device which is connected to the SAS bus (input/output device, I/O controller, host adapter, expander, etc.).
SCSI
Small Computer System Interface
The standardized input/output interface of the American National Standards Institute (ANSI). [Standard No.: ANSI X3.
Sense Data
When several items of error information are included in a command's completion status, this is information generated by the target for reporting detailed information on that status.
Sense Key
This is a
Status
This is 1 byte of information reported to the initiator by the target device when execution of each command is completed, which displays the command's completion state.