How it works...
The PSC can become a single point of failure if it is not protected. If a PSC becomes unavailable, then the vCenter or the components that were using the PSC will not be able to allow new connections or user sessions. Already active connections or sessions would continue to remain active. The same applies to the vCenter service as well. If, for any reason, the vCenter service is stopped, then you will not be able to restart it without the PSC being available.
You can have more than one PSC deployed for a set of vCenters; they sync data between them, but high availability is not built into them. This means that, if one of the PSCs fails for any reason, the existing ones would not take over the role of the failed PSC. To achieve ...
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