Dell PowerVault ML6000 - Manual (Page 59)

PowerVault ML6000 SCSI Reference Guide 49
Read Keys Response
The response for a Read Keys service action is shown the following table.
Generation – This field is a 32-bit counter that is incremented every time a PERSISTENT RESERVE OUT
command requests a Register, a Register and Ignore Existing Key, a Clear, a Preempt, or a Preempt and
Abort service action. This counter is not maintained across power cycles.
Additional Length – This field indicates the length in bytes of the Reservation Key List.
Reservation Key List – This is a list of all the 8-byte reservation keys that have been registered through
the PERSISTENT RESERVE OUT command.
Table 46 Read Keys Response
Bit
Byte
7 6 5 4 3 2 1 0
0
Generation
3
4
Additional Length (n-7)
7
Reservation Key List
8
First Reservation Key
15
. . .
n-7
Last Reservation Key
n