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Re: [libvirt] libvirt-tck failures after sparse stream support



On 06/02/2017 01:10 AM, Jim Fehlig wrote:
> Hi Michal,
> 
> I noticed some of the libvirt-tck tests fail with 3.4.0 RC2. I bisected
> the failure to commit 07c2399c01. The failing tests are
> 400-vol-download.t, 405-vol-download-all.t, and
> 410-vol-download-nonblock.t. Looking at the tests, they all create a
> pool and vol, write some data to the vol, create an MD5 digest of a
> subset of vol data, download the subset of the vol, and finally compare
> MD5 digest of dowloaded vol vs original. If the digests are different
> the test fails. For reference, here is the first test
> 
> http://libvirt.org/git/?p=libvirt-tck.git;a=blob;f=scripts/storage/400-vol-download.t;h=2eb42b246b51b6dfc770f454fc1aea14d859fa7d;hb=HEAD
> 
> 
> All three tests randomly fail with commit 07c2399c01. When the tests
> fail, it is always the case that 'length' was > 0. I.e. I have not seen
> the tests fail with offset=0, length=0 or offset=1024*1024, length=0.

Ah, yeah. I think this is the same as:

https://www.redhat.com/archives/libvir-list/2017-May/msg01241.html

I think I might have a fix for that which I'm testing now. Will post
shortly to the list.

Michal


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