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Re: [Qemu-discuss] Difference between commit and rebase
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From: |
lampahome |
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Subject: |
Re: [Qemu-discuss] Difference between commit and rebase |
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Date: |
Tue, 27 Aug 2019 10:39:09 +0800 |
>
> It won’t do so by reading any clusters. It just checks metadata to see
> which clusters are allocated above the base image, and then writes those
> to the base.
>
> So conclusion below:
Non-similarity:
qemu-img commit: only commit allocated clusters to base images.
qemu-img rebase: compare each cluster if they're the same before
committing. Commit cluster if difference.
Do I misunderstand?