Re: Trace replaying

From: Joshua Root <jmr_at_gelato.unsw.edu.au>
Date: Thu, 23 Aug 2007 17:23:45 +1000

Jens Axboe wrote:
> OK got that trace and found the problem. The patch below should fix it,
> I will commit it now. The issue is that blktrace (on the kernel side)
> can send out notices, telling you about a process or the time mapping.
> The fio blktrace loader just needs to discard such messages, right now
> it got intepreted it as a normal trace and do random things. What
> happened with this trace was that the delay from the previous notice was
> seen as really huge, so fio was just sleeping waiting for that time to
> pass.

Seems to be working correctly with the patch. Thanks!

-- 
Joshua Root,  jmr AT gelato.unsw.edu.au
http://www.gelato.unsw.edu.au
Received on Thu Aug 23 2007 - 09:23:45 CEST

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