Cisco AP776A - Nexus Converged Network Switch 5020 Configuration Manual page 1040

Configuring the SAN Extension Tuner
S e n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a c k - d o c @ c i s c o . c o m
Command
Step 6
switch(san-ext-nport)# stop command-id 100
switch(san-ext-nport)# stop all
Step 7
switch(san-ext-nport)# clear counters
Step 8
switch(san-ext-nport)# end
switch#
To generate SCSI read or write commands continuously, follow these steps:
Command
Step 1
switch# san-ext-tuner
switch(san-ext)#
Step 2
switch(san-ext)# nWWN 10:00:00:00:00:00:00:00
Step 3
switch(san-ext)# nport pWWN
12:00:00:00:00:00:00:56 vsan 200 interface
gigabitethernet 3/4
switch(san-ext-nport)#
Step 4
switch(san-ext-nport)# read command-id 100
target 22:22:22:22:22:22:22:22 transfer-size
512000 outstanding-ios 2 continuous
Step 5
switch(san-ext-nport)# write command-id 100
target 22:22:22:22:22:22:22:22 transfer-size
512000 outstanding-ios 2 continuous
Step 6
switch(san-ext-nport)# stop command-id 100
switch(san-ext-nport)# stop command-id all
Step 7
switch(san-ext-nport)# clear counters
Step 8
switch(san-ext-nport)# end
switch#
To specify a transfer ready size for a SCSI write command, follow these steps:
Command
Step 1
switch# san-ext-tuner
switch(san-ext)#
Step 2
switch(san-ext)# nWWN 10:00:00:00:00:00:00:00
Step 3
switch(san-ext)# nport pWWN
12:00:00:00:00:00:00:56 vsan 200 interface
gigabitethernet 3/4
switch(san-ext-nport)#
Step 4
switch(san-ext-nport)# write command-id 100
target 22:22:22:22:22:22:22:22 transfer-size
512000 outstanding-ios 2 num-transactions
5000000
Cisco MDS 9000 Family CLI Configuration Guide
42-6
Chapter 42 Configuring the SAN Extension Tuner
Purpose
Stops the command with the specified ID.
Stops all outstanding commands.
Clears the counters associated with this N
port.
Exits the SAN extension tuner submode.
Purpose
Enters the SET configuration submode.
Configures the nWWN for the SAN
extension tuner.
Creates a virtual N port on the specified
Gigabit Ethernet port and VSAN. This N port
can act as an initiator or a target.
Configures SCSI commands to be read
continuously.
Use the stop command-id command
Tip
to stop the outstanding configuration.
Configures SCSI commands to be written
continuously.
Stops the command with the specified ID.
Stops all outstanding commands.
Clears the counters associated with this N
port.
Exits the SAN extension tuner submode.
Purpose
Enters the SET configuration submode.
Configures the nWWN for the SAN
extension tuner.
Creates a virtual N port on the specified
Gigabit Ethernet port and VSAN. This N port
can act as an initiator or a target.
Specifies a transfer size of 512,000 bytes
with two outstanding I/Os in the write
command received by the target. The total
number of I/Os is 5,000,000 bytes.
OL-18084-01, Cisco MDS NX-OS Release 4.x