Cisco N5K-M1600 - Expansion Module - 6 Ports Troubleshooting Manual page 138

SNMP
S e n d d o c u m e n t c o m m e n t s t o n e x u s 5 k - d o c f e e d b a c k @ c i s c o . c o m .
SNMP not responding
No response or delayed response for SNMP request.
Possible Cause
If the switch CPU utilization is high during the SNMP operations such as GET, GETNEXT and WALK,
the response may be very slow or there is no responsethat results in a time-out.
Solution
While SNMP is not responding, check CPU utilization with the following commands:
•
•
SNMP not responding and show snmp command reports SNMP has timed out
SNMP is not responding and the show snmp command reports that SNMP has timed out.
Possible Cause
The SNMP process might have exited, but the process did not crash.
Solution
Use show system internal sysmgr service name snmpd command which should show the state to
be"SRV_STATE_HANDSHAKED.
Example:
Service "snmpd" ("snmpd", 74):
UUID = 0x1A, PID = 4131, SAP = 28
State: SRV_STATE_HANDSHAKED (entered at time Mon Jun 14 17:12:15 2010).
Restart count: 1
Time of last restart: Mon Jun 14 17:12:14 2010.
The service never crashed since the last reboot.
Tag = N/A
Plugin ID: 0
Not able to perform SNMP SET operation
The following error appears when trying to perform the SNMP SET operation:
bash-2.05b$ snmpset -v2c -c private 10.78.25.211 .1.3.6.1.4.1.9.9.305.1.1.6.0 i 1
Error in packet.
Reason: notWritable
Possible Cause
The SNMP community does not have write permission.
Solution
Check the output of the show snmp community command to ensure that the write permission is enabled.
Example:
Community
Cisco Nexus 5000 Series Troubleshooting Guide
7-2
show proc cpu history
show proc cpu sort
The output from this command shows which Nexus 5000 component is using the greatest amount of
CPU resources.
Group / Access
Chapter 7 Troubleshooting System Management Issues
context acl_filter
OL-25300-01