Slow response observed on Brocade switches after FOS upgrade
Applies to
- Brocade switches
- FOS 8.3.2b
- Fabric-Attached MetroCluster
Issue
- Brocade switches are upgraded to FOS 8.3.2b
- Post upgrade, command execution from the switch intermittently takes too long to show the output:
[root@XXXX 1234]# time ssh admin@user 'switchshow'
admin@user's password:
switchName: Brocade-sw1
switchType: 118.1
switchState: Online
switchMode: Native
switchRole: Principal
switchDomain: 8
switchId: fffc08
switchWwn: 10:00:XX:XX:XX:XX:XX:a0
zoning: ON (XX)
switchBeacon: OFF
HIF Mode: OFF
Index Port Address Media Speed State Proto
==================================================
0 0 080000 id 16G Online FC F-Port 50:0a:09:81:0b:17:46:60
1 1 080100 id 16G No_Light FC (POD license not assigned or reserved yet)
---//Command output shortened//---
22 22 081600 -- 16G No_Module FC LE (POD license not assigned or reserved yet)
23 23 081700 -- 16G No_Module FC LE (POD license not assigned or reserved yet)
real 2m13.168s
user 0m0.015s
sys 0m0.016s
- The symptom of this defect is high CPU usage reported on the SNMP daemon.