[dm-devel] What's the status on I/O-stats for dm block devices?

[Josef Whiter]

Toon van der Pas wrote:

>Hi,
>
>I'm running a newsserver with the newsspool on LVM2.
>It's working great for years already. Thanks for the great software!
>
>Question: Device mapper doesn't provide I/O-statistics yet.
>I found a bug in de Linux kernel bug tracker about this topic,
>with a patch from Kevin Corry. I added a comment to the bug report,
>asking about the status of the patch, and got a reply from Jens Axboe.
>He advised me to ask my question on this list.
>
>See: http://bugme.osdl.org/show_bug.cgi?id=1806
>
>Could anybody comment on Jens' reply, and tell me wether we can
>expect a solution? I can't imagine I'm the only one needing this...
>
>Thanks.
>
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>  
>
IIRC, there was a patch submitted recently to address this, so I'm 
assuming it will be released relatively soon.  It looks somewhat like 
the patch you described above, just a little simpler.  Thank you,

Josef

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Josef Whiter, RHCE
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