Configuring Fcip Write Acceleration; Displaying Write Acceleration Activity Information - Cisco MDS 9000 series Configuration Manual

Chapter 2 Configuring FCIP
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
In Cisco MDS SAN-OS Release 2.0(1b) and later and NX-OS Release 4.x, FCIP write acceleration with
Caution
FCIP ports as members of PortChannels are not compatible with the FCIP write acceleration in earlier
releases.

Configuring FCIP Write Acceleration

To enable write acceleration, follow these steps:
Command
Step 1
switch1# config terminal
switch(config)#
Step 2
switch1(config)# interface fcip 51
switch1(config-if)#
Step 3
switch1(config-if)# write-accelerator
switch1(config-if)# no write-accelerator

Displaying Write Acceleration Activity Information

Example 2-8
Example 2-8
switch# show fcip host-map 100
MAP TABLE (5 entries
OXID | RXID | HOST FCID| TARG FCID| VSAN |
------+------+----------+----------+------+---------
0xd490|0xffff|0x00690400|0x00620426|0x0005|0x0000321f
0xd4a8|0xffff|0x00690400|0x00620426|0x0005|0x00003220
0xd4c0|0xffff|0x00690400|0x00620426|0x0005|0x00003221
0xd4d8|0xffff|0x00690400|0x00620426|0x0005|0x00003222
0xd4f0|0xffff|0x00690400|0x00620426|0x0005|0x00003223
Example 2-9
switch# show fcip target-map 100
MAP TABLE (3 entries TOTAL entries 3)
OXID | RXID | HOST FCID| TARG FCID| VSAN |
------+------+----------+----------+------+---------
0xc308|0xffff|0x00690400|0x00620426|0x0005|0x00003364
0xc320|0xffff|0x00690400|0x00620426|0x0005|0x00003365
0xc338|0xffff|0x00690400|0x00620426|0x0005|0x00003366
Example 2-10 Displays Detailed FCIP Interface Write Acceleration Counter Information, if Enabled
switch# show interface fcip 4 counters
fcip4
OL-19525-01,Cisco MDS NX-OS Release 4.2(1)
through Example 2-10 show how to display information about write acceleration activity.
Displays Exchanges Processed by Write Acceleration at the Specified Host End FCIP
Link
TOTAL entries 5)
Displays Exchanges Processed by Write Acceleration at the Specified Target End FCIP
Link
Purpose
Enters configuration mode.
Creates an FCIP interface (51).
Enables write acceleration.
Disables write acceleration (default).
Index
Index
Cisco MDS 9000 Family NX-OS IP Services Configuration Guide
Configuring FCIP
2-27