Cisco MDS 9000 Series Configuration Manual page 164

Information About Congestion Detection
Cisco MDS 9000 Series Interfaces Configuration Guide, Release 8.x
146
0....5....1....1....2....2....3....3....4....4....5....5....6
0 5
Tx Credit Not Available per second (last 60 seconds)
# = TxWait (ms)
245 45 1
239121000000000800000000000000000000000000000000000000000000
............................................................
772006000000000800000000000000000000000000000000000000000000
60 #
54 # #
48 # #
42 ## ##
36 ## ##
30 ## ##
24 ### ##
18 ### ## #
12 ### ## #
6 ### ## #
0....5....1....1....2....2....3....3....4....4....5....5....6
0 5 0
Tx Credit Not Available per minute (last 60 minutes)
# = TxWait (secs)
000000000000000000000002000000000000000000000000000000000000000000000000
3600
3240
2880
2520
2160
1800
1440
1080
720
360
0....5....1....1....2....2....3....3....4....4....5....5....6....6....7.7
0 5
Tx Credit Not Available per hour (last 72 hours)
# = TxWait (secs)
The show hardware internal rxwait-history (FCoE) command is similar to the TxWait history
commands except that it shows the amount of time the port was transmitting PFC pause; therefore,
preventing the adjacent device from transmitting.
switch# attach module 2
module-2# show hardware internal rxwait-history port 1
RxWait history for port Eth2/1:
==============================
000000000000000000000000000000000000000000000000000000000000
1000
900
800
0 5 0 5 0
5 0 5 0 5
3
4
#
0 5 0 5 0
Congestion Detection, Avoidance, and Isolation
5 0 5 0
0 5 0
2
2
#
5 0 5 0 5 0 2