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Month: August 2023

Configuring WTS via PowerCLI

Configuring WTS via PowerCLI

We had to build a vSAN environment with witness traffic separation(WTS). We had a total of 52 host that needed this configuration. But I wasn’t completely thrilled to perform the action mentioned in the manual on every host. Configure Network Interface for Witness Traffic (vmware.com) So we identified the steps and start scripting; High-over we have the following steps per cluster So the first step is to create a vSwitch with the appropriate portgroups After the first steps it’s time…

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Thick provisioned disks on vSAN

Thick provisioned disks on vSAN

We migrated a bunch of thick provisioned VMs from a SAN to a new vSAN. But after migration I saw the the disks weren’t thin provisoned as stated in the storage policy. To get these disks “thin provisioned” we needed to assign a temporarily policy with thin provisioned enabled. After switching to the temp profile we can switch back to the storage profile we want, and everything is working as expected. We needed to adjust nearly a 100 VMs, so…

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