Howto Make Free Space Recognized On The Storage Backend After Deleting Virtual Disks.
(Doc ID 2536389.1)
Last updated on APRIL 30, 2019
Applies to:Oracle VM - Version 3.2.11 and later
After deleting virtual disks in an OCFS2 repository, there might be no increase in the amount of free space seen on the storage device such as a FC Storage Array. This is due to the fact that the file pointer being removed when a virtual disk is deleted, but the area used by that disk is not being zeroed out. This document provides steps to overcome this problem.
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