Displaying Bottleneck Statistics - HP SN3000B Administrator's Manual

Displaying bottleneck statistics

You can use the bottleneckmon
up to three hours. This command has several display options:
•
•
•
1. Connect to the switch and log in using an account with admin permissions.
2. Enter the bottleneckmon
Example of displaying the bottleneck history in 5-second windows over a period of 30 seconds
In this example, the definition of bottlenecked ports is any port that had a bottleneck occur during
any second in the corresponding interval.
Fabric OS Administrator's Guide
53-1002446-01
Alerts
Latency threshold for alert
Congestion threshold for alert - 0.800
Averaging time for alert
Quiet time for alert
Per-port overrides for sub-second latency bottleneck criterion:
===============================================================
Port TimeThresh
=================================
6 0.600
Per-port overrides for alert parameters:
========================================
Port Alerts? LatencyThresh
================================================================
6 N --
Display only latency bottlenecks, only congestion bottlenecks, or both combined.
Display bottleneck statistics for a single port, bottleneck statistics for all ports on the switch, or
a list of ports affected by bottleneck conditions.
Continuously update the displayed data with fresh data.
switch:admin> bottleneckmon --show -interval 5 -span 30
==================================================================
Wed Jan 13 18:54:35 UTC 2010
==================================================================
List of bottlenecked ports in most recent interval:
23
==================================================================
From
==================================================================
Jan 13 18:54:05
Jan 13 18:54:10
Jan 13 18:54:15
Jan 13 18:54:20
Jan 13 18:54:25
Jan 13 18:54:30
- Yes
- 0.100
- 300 seconds
- 300 seconds
SevThresh
40.000
CongestionThresh
--
show command to display a history of bottleneck conditions, for
--
show command.
--
To
Jan 13 18:54:10
Jan 13 18:54:15
Jan 13 18:54:20
Jan 13 18:54:25
Jan 13 18:54:30
Jan 13 18:54:35

Displaying bottleneck statistics

Time(s) QTime(s)
-- --
Number of
bottlenecked ports
1
2
1
1
0
0
13
307