To avoid PSOD and upgrade failure.
Symptoms:
Configuration Upgrade Failure
Please reboot to rollback to the older version
Failed modules:
/usr/lib/vmware/configmanager/upgrade/lib/libupgradesnmpmodule.so
In(05) host-2097900 [ConfigStore:235130028032:] [2097900][/usr/lib/vmware/configmanager/upgrade/lib/libupgradesnmpconfig.so] Invoking upgrade.
In(05) host-2097900 [ConfigStore:235130028032:] [2097900][/usr/lib/vmware/configmanager/upgrade/lib/libupgradesnmpconfig.so] Invoking UpgradeConfig
In(05) host-2097900 SnmpAgentConfigImpl: trap filters are size 0s
In(05) host-2097900 SnmpAgentConfigImpl: Updated snmp.xml during bootup
Er(02) host-2097900 SnmpAgentConfigImpl: Update Daemon runtime state failed
Er(02) host-2097900 [ConfigStore:235130028032:] [2097900][/usr/lib/vmware/configmanager/upgrade/lib/libupgradesnmpconfig.so] Upgrade failed rc: 1
Note: The preceding log excerpts are only examples. Date, time and environmental variables may vary depending on your environment.
This is a known issue and currently there is no resolution.
Workaround:
To workaround this issue
1. Reboot the ESXi host to revert to the previous version.
2. Replace weak authentication protocol (MD5) with SHA1 and reconfigure v3 users.
3. Now perform the upgrade.
For more information refer to Configure ESXi for SNMP v3