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Re: [Qemu-devel] [PATCH 1/2] block: qemu-iotests - add basic ability to
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From: |
Eric Blake |
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Subject: |
Re: [Qemu-devel] [PATCH 1/2] block: qemu-iotests - add basic ability to use binary sample images |
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Date: |
Fri, 20 Sep 2013 06:46:56 -0600 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130805 Thunderbird/17.0.8 |
On 09/19/2013 09:48 PM, Jeff Cody wrote:
> For image formats that are not "QEMU native", but supported for
> compatibility, it is useful to verify that an image created with
> the 'gold standard' native tool can be read / written to successfully
> by QEMU.
>
> In addition to testing non-native images, this could also be useful to
> test against image files created by older versions of QEMU.
>
> This provides a directory to store small sample images, for use by
> scripts in tests/qemu-iotests.
>
> The MANIFEST file should be updated when a new image is added to the
> directory, to give some idea about the nature of the image and the
> data store therein.
>
> Image files should be compressed with bzip2.
Why bzip2? xz beats bzip2 in both compression ratio and decompression
speed; or if you are worried about portability, gzip is present on more
machines. bzip2 will probably be around for some time, but it is no
longer the compression engine of choice.
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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