Shrink guest on hosted platform: Difference between revisions

Shrink guest on hosted platform (view source)

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Revision as of 16:37, 4 November 2017 (view source) Wila (talk \| contribs) (→‎Zero out unused space in a Linux VM) ← Older edit		Revision as of 12:58, 25 February 2018 (view source) Wila (talk \| contribs) mNo edit summary Newer edit →
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			== Important ==
	Note that the technique described below to zero out the unused space on the guest OS will in fact make your guest virtual disk grow to the maximum size first. For each byte that is changed to zero the virtual disk will need to claim a byte. This means that while you can use the technique to reclaim disk space after the unused space is zero'd out, it is important to have enough space before you start.		Note that the technique described below to zero out the unused space on the guest OS will in fact make your guest virtual disk grow to the maximum size first. For each byte that is changed to zero the virtual disk will need to claim a byte. This means that while you can use the technique to reclaim disk space after the unused space is zero'd out, it is important to have enough space before you start.