Re: [Bug] XFS: DIO random write + BufferIO read

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Zhi Yong Wu <zwu.kernel@xxxxxxxxx> writes:

> HI
>
> When i try something on XFS filesytem, i hit one issue as below:
>
> One main task create multiple threads at first, Then it will dio
> random write some files with random offset and length for each thread.
> When those files get ready, those multiple threads will bufferio read
> them and check if the data are same as their corresponding buffer. In
> theory, they should be same, but the actual result isn't what we
> expect
>
> By the way, i did the same try on ext3 filesystem, but didn't get any
> such issue.

What kernel version?

Cheers,
Jeff
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