Brocade Fabric OS Administrator's Guide Supporting Fabric OS v6.3.0 (53-1001336-02, November 2009)

440 Fabric OS Administrator’s Guide
53-1001336-02
Bottleneck detection
18
switch:admin> bottleneckmon --disable 4
switch:admin> bottleneckmon --enable -thresh 0.6 -time 420 4
switch:admin> bottleneckmon --status
Port Alerts? Threshold Time (s) Quiet Time (s)
=======================================================================
4 Y 0.600 420 300
Displaying history of bottlenecks on a port
You can use the following procedure to display a history of bottleneck conditions, for up to three
hours, on a port.
1. Connect to the switch to which the target port belongs and log in as admin.
2. Enter the bottleneckmon
--show command to display a history of the bottleneck severity for a
specific port.
Example of displaying the bottleneck history for port 3 in 5-second windows over a period of 30 seconds
fcr_saturn1:root> bottleneckmon --show -interval 5 -span 30 3
=============================================================
Mon Jun 15 18:54:35 UTC 2009
=============================================================
Percentage of
From To affected secs
=============================================================
Jun 15 18:54:30 Jun 15 18:54:35 80.00%
Jun 15 18:54:25 Jun 15 18:54:30 40.00%
Jun 15 18:54:20 Jun 15 18:54:25 0.00%
Jun 15 18:54:15 Jun 15 18:54:20 0.00%
Jun 15 18:54:10 Jun 15 18:54:15 20.00%
Jun 15 18:54:05 Jun 15 18:54:10 80.00%