Symptoms

During upgrade, there is a name resolution error or VC connection error from lcm.For example: VxRail Update ran into a problem...Please refer to KB000062924 article. Failed to upload bundle: VXRAIL_COMPOSITE-8.0.xxx_for_8.0.x.zip: unable to connect to VC: HTTP transport error: java.net.UnknownHostException: vcvxr00.xxx.xx.com See the KB000062924 articleError extracting upgrade bundle 8.0.xxx-xxxxxxxx. Failed to upload bundle. See the log file for more details.

Cause

Customer changed DNS but VxRail manager /etc/resolv.conf changes back to the value in day1.

Resolution

Update the /etc/sysconfig/network/config NETCONFIG_DNS_STATIC_SERVERS parameter to empty. For example: NETCONFIG_DNS_STATIC_SERVERS="192.168.100.x 192.168.200.x" >> BEFORENETCONFIG_DNS_STATIC_SERVERS="" >> AFTER 

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