Re: BUG: aio/direct-io data corruption in 4.7
From: Jack Wang
Date: Fri Nov 09 2018 - 10:44:28 EST
Gregory Shapiro <shapiro.gregory@xxxxxxxxx> ä2018å11æ6æåä äå12:31åéï
>
> Hi Jack,
> I tested it in 4.9.102 and I checked the latest code from elixir
> (versions 4.19 and 4.20) and the error in code is still present there.
> More on the scenario and the bug:
> I experienced data corruption in my application (nvme based storage).
> The issue was caused because of faulty hardware, but the real problem
> is I got a correct number of bytes in io_getevents thus couldn't
> recognize it correctly the error.
> Looking at the /var/log/messages and I saw the following errors in
> time of coruption:
Thanks for the info, Gregory.
I noticed guys from Amazon pushing the fix to upstream:
https://lore.kernel.org/patchwork/patch/1008443/
I hope it will be in upstream soon.
Regards,
Jack Wang