Dell PowerVault ML6000 Dell PowerVault ML6000 SCSI Reference Guide - Page 77

Release Element – 17h, What the Library Does With This Command, Command Usage

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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. Table 65 RELEASE ELEMENT CDB format Byte Bit 7 6 5 4 3 2 1 0 Op Code (17h) 1 Logical Unit Number 3rdPrty Third Party Device ID 2 Reservation ID 3 Reserved 4 5 Control 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. 0 Element PowerVault ML6000 SCSI Reference Guide 67

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PowerVault ML6000 SCSI Reference Guide
67
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 65
RELEASE ELEMENT CDB format
Bit
Byte
7
6
5
4
3
2
1
0
0
Op Code (17h)
1
Logical Unit Number
3rdPrty
Third Party Device ID
Element
2
Reservation ID
3
Reserved
4
5
Control