VSphere HA Cluster failure when downing VCenter Server

Today, I took my VCenter server for maintenance. A few moments later, my node 2 VSphere HA Cluster is gone offline as well as all the guests running. When I brought the server VCenter upward, both hosts HA had to reinstall put it then HA Agent on the guest virtual machines.

In newspapers, I saw this entry for each host. For the host XYZ.domain.com invited running example 1 and example 2:

XYZ.domain.com host (data center) does not

example 1 on host XYZ.domain.com (data center) is disconnected

Example2 on host XYZ.domain.com (data center) is disconnected

The other cluster node has a similar registry, where he himself is unresponsive and all virtual machines running on this issue say that they are disconnected.

Any ideas why this would happen?

Where is placed your DNS?

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VMware vExpert 2009

http://blog.vadmin.ru

Tags: VMware

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