User's Guide

74 SCSI Commands

Release Element – 17h

What the Library Does With This Command

The library releases any outstanding reservation that had previously been made by the same initiator via

the RESERVE command. Only whole logical unit reservations are allowed; individual element reservations

are not supported.

Command Usage

This command should be used to release the library from any reservations previously made.

Release Element CDB Format

The RELEASE ELEMENT CDB format is shown in the following table.

3rdPrty – This field is not supported, and must be set to 0.

Third Party Device ID – This field is not supported, and must be set to 0.

Element – This field is not supported, and must be set to 0.

Reservation ID – This field is not supported, and must be set to 0.

Table 72 RELEASE ELEMENT CDB format

Bit

Byte

76543210

0 Op Code (17h)

1 Logical Unit Number 3rdPrty Third Party Device ID

Element

2 Reservation ID

Reserved

5 Control