[Gluster-users] File Corruption with shards - 100% reproducable

Lindsay Mathieson
Thu, 05 Nov 2015 13:47:35 -0000

On 5 November 2015 at 21:55, Krutika Dhananjay <kdhananj at redhat.com>
wrote:

> Although I do not have experience with VM live migration,  IIUC, it is got
> to do with a different server (and as a result a new glusterfs client
> process) taking over the operations and mgmt of the VM.
>

Thats sounds very plausible


> If this is a correct assumption, then I think this could be the result of
> the same caching bug that I talked about sometime back in 3.7.5, which is
> fixed in 3.7.6.
> The issue could cause the new client to not see the correct size and block
> count of the file, leading to errors in reads (perhaps triggered by the
> restart of the vm) and writes on the image.
>

Cool, I look fwd to testing that in 3.7.6, which I believe is due out next
week?

thanks,





--
Lindsay
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