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SubjectRe: 2.4.23: kernel: raid5: multiple 0 requests for sector
On Thursday December 18, mfedyk@matchmail.com wrote:
> I have an 300GB ext3, and I'm running bonnie on it while running a read-only
> badblocks on the block device.
>
> While that's happening I got these:
...
>
> Is this because the buffer cache and page cache are both asking for the same
> block because they're both reading/writing the same area on disk?

Yes. Actually they're both reading the same block (a 0 request is
read, a 1 is write).

>
> Dec 17 21:28:26 srv-lnx2600 kernel: raid5: multiple 0 requests for sector 175954880
> Dec 17 21:28:26 srv-lnx2600 kernel: raid5: multiple 0 requests for sector 175954888

NeilBrown
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