Posted by Alex Samoylenko on October 23, 2018
Reclaiming guest OS storage in VMware vSAN 6.7 U1 with TRIM/UNMAP process

Everyone knows that modern operating systems write data into the empty blocks but not in the ones that are just marked as deleted. VMware vSAN 6.7 Update 1, TRIM/UNMAP feature to be exact, will help you to easily restore data that marked as deleted. For space-saving concerns, vSAN allows creating thin provisioned disks that grow gradually as they are filled with data.

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