Patching/Updating a VCHA enabled vCenter Server Appliance

The first patch to vSphere 6.5 was released last week. You can find the release notes here 

That means that you may be looking to patch your vCenter HA enabled vCenter Server Appliance(s).

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Caution: VCHA user password

When VCHA is enabled, a new OS user “vcha” is created and used for the file based replication.

This morning I experienced an issue on one of my VCHA setups (but not the other) where replication was failing when I arrived into the office.

Update 23/01/2017 – This is a real issue and not a once off. VMware Engineering are aware.

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vCenter HA Failover Scenarios

This post should hopefully help you understand what is and what is not protected by VCHA and also what to expect depending on the situation.

For more on VCHA please see my previous posts:

vCenter HA Gotcha’s

vSphere 6.5 Feature Preview: vCenter High Availability

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vCenter HA Gotcha’s (vSphere 6.5)

There are a few gotcha’s and known issues that I have found with vCenter HA. Hopefully the following will be of use and avoid the need to engage VMware Support to resolve.

For more on VCHA please see my previous post which also includes short videos of both deployment methods.

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vSphere 6.5 Feature Preview: vCenter High Availability

vcha_1

One of the most anticipated features of vSphere 6.5 is native high availability for vCenter Server. No additional product like vCenter Server Heartbeat or no third party feature like MSCS/WFCS is needed.

The first thing to point out is that this feature is exclusive for the vCenter Server Appliance 6.5.

Windows vCenter Server 6.5 will still support MSCS/WFCS to provide high availability.

Continue reading “vSphere 6.5 Feature Preview: vCenter High Availability”