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20-17
Cisco MDS 9000 Family Command Reference
OL-8413-07, Cisco MDS SAN-OS Release 3.x
Chapter 20 R Commands
read command-id
read command-id
To configure a SCSI read command for a SAN tuner extension N port, use the read command-id
command.
read command-id cmd-id target pwwn transfer-size bytes [outstanding-ios value [continuous |
num-transactions number]]
Syntax Description
Defaults None.
Command Modes SAN extension N port configuration submode.
Command History
Usage Guidelines To stop a SCSI read command in progress, use the stop command.
Examples The following example configures a continuous SCSI read command.
switch# san-ext-tuner
switch(san-ext)# nWWN 10:00:00:00:00:00:00:00
switch(san-ext)# nport pwwn 12:00:00:00:00:00:00:56 vsan 13 interface gigabitethernet
1/2
switch(san-ext-nport)# read command-id 100 target 22:22:22:22:22:22:22:22 transfer-size
512000 outstanding-ios 2 continuous
Related Commands
cmd-id Specifies the command identifier. The range is 0 to 2147483647.
target pwwn Specifies the target port WWN. The format is hh:hh:hh:hh:hh:hh:hh:hh.
transfer-size bytes Specifies the transfer size in multiples of 512 bytes. The range is 512 to
8388608.
outstanding-ios value Specifies the number of outstanding I/Os. The range is 1 to 1024.
continuous Specifies that the command is performed continuously.
num-transactions number Specifies a number of transactions. The range is 1 to 2147483647.
Release Modification
2.0(x) This command was introduced.
Command Description
nport pwwn Configures a SAN extension tuner N port.
san-ext-tuner Enables the SAN extension tuner feature.
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