In a previous post, I discussed my need to manage HA isolation response and restart priority settings on a per-VM level (separate from the cluster settings). This post is a continuation of that topic, but covers how to manage the VM Monitoring aspect of VMware HA with PowerCLI. At the time of writing, there are […]
VMware
VMware HA Restart Policies: PowerCLI
Recently I received a request to disable any automated HA actions on specific VMs across our infrastructure. To some folks that might sound a bit crazy, but there was good reason: an outside vendor supports an application and wanted to be involved any time the VM was powered up/down/etc. They have contractual obligations with business […]
File upload failed: VMware Update Manager
I ran into a really annoying error recently while trying to upload a host upgrade to VMware Update Manager. The upload kept failing with the error message "Failed to login. Error was: A web exception has occured during file upload". (Yes, I know that word isn’t spelled right. /Sigh @ VMware QA)
Finding mismatched NFS datastore UUIDs: PowerCLI
I’ve run into an issue lately in my VMware environment that really frustrated me because I didn’t understand why it was happening, and because there wasn’t an obvious way of determining that it wouldn’t happen again. The problem I’d been having was mismatched UUIDs on NFS datastores on clustered hosts. It’s a configuration issue that […]
Controlling VMware Update Manager patch staging: PowerCLI
As you may be aware, VMware Update Manager has functionality built-in that allows the VMware administrator to stage patches to hosts, for remediation at a later time. There are a number of downsides to the way this functionality is implemented in the VMware VUM GUI.