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Re: [Qemu-devel] [PATCH v4 0/4] Add shrink image for qcow2
From: |
Max Reitz |
Subject: |
Re: [Qemu-devel] [PATCH v4 0/4] Add shrink image for qcow2 |
Date: |
Tue, 11 Jul 2017 20:08:10 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.2.1 |
On 2017-07-11 14:40, Pavel Butsykin wrote:
> This patch add shrinking of the image file for qcow2. As a result, this allows
> us to reduce the virtual image size and free up space on the disk without
> copying the image. Image can be fragmented and shrink is done by punching
> holes
> in the image file.
Looks good, but will need a rebase on my preallocated truncation series.
(Should be rather simple, however; just adjusting an enum value in
patch 1, some contextual changes, and adding a condition in patch 3 to
return an error if you try to shrink a qcow2 image with a prealloc value
other than PREALLOC_MODE_OFF.)
Max
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- [Qemu-devel] [PATCH v4 2/4] qcow2: add qcow2_cache_discard, (continued)
- [Qemu-devel] [PATCH v4 2/4] qcow2: add qcow2_cache_discard, Pavel Butsykin, 2017/07/11
- [Qemu-devel] [PATCH v4 1/4] qemu-img: add --shrink flag for resize, Pavel Butsykin, 2017/07/11
- [Qemu-devel] [PATCH v4 4/4] qemu-iotests: add shrinking image test, Pavel Butsykin, 2017/07/11
- [Qemu-devel] [PATCH v4 3/4] qcow2: add shrink image support, Pavel Butsykin, 2017/07/11
- Re: [Qemu-devel] [PATCH v4 0/4] Add shrink image for qcow2, no-reply, 2017/07/11
- Re: [Qemu-devel] [PATCH v4 0/4] Add shrink image for qcow2, no-reply, 2017/07/11
- Re: [Qemu-devel] [PATCH v4 0/4] Add shrink image for qcow2,
Max Reitz <=