Re: [PATCHv2 00/18] perf tools: Factor ordered samples queue

From: Jiri Olsa
Date: Fri Jun 20 2014 - 03:16:15 EST


On Thu, Jun 19, 2014 at 11:54:40AM -0600, David Ahern wrote:
> On 6/19/14, 4:34 AM, Jiri Olsa wrote:
> >>I've skimmed through the patches. What happens if you are in the middle of a
> >>round and the max queue size is reached?
> >
> >half of the queue (time half) is flushed to make some free space
>
> right, I believe there will be scenarios where that will cause failures with
> out of order timestamps.

yep, but I did not hit any so far.. thats why I added
patch 18 - not to drop out of seq. event if it's found
after this flush

jirka
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