Re: Performance degradation in commit ac1d794

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От Amit Kapila
Тема Re: Performance degradation in commit ac1d794
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Msg-id CAA4eK1K_p8ihzvRR9=Kp+c9mwSJwr41vGq+bHrQ8uCkVKkm5gw@mail.gmail.com
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Ответ на Re: Performance degradation in commit ac1d794  (Andres Freund <andres@anarazel.de>)
Ответы Re: Performance degradation in commit ac1d794  (Amit Kapila <amit.kapila16@gmail.com>)
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On Mon, Mar 21, 2016 at 10:21 AM, Andres Freund <andres@anarazel.de> wrote:


On March 21, 2016 5:12:38 AM GMT+01:00, Amit Kapila <amit.kapila16@gmail.com> wrote:

>The article pointed by you justifies that the way ResetEvent is done by
>patch is correct.  I am not sure, but you can weigh, if there is a need
>of
>comment so that if we want enhance this part of code (or want to write
>something similar) in future, we don't need to rediscover this fact.

I've added a reference in a comment.

Did you have a chance of running the patched versions on windows?


I am planning to do it in next few hours.
 
I plan to push this sometime today, so I can get on to some performance patches I was planning to look into committing.


have we done testing to ensure that it actually mitigate the impact of performance degradation due to commit  ac1d794. I wanted to do that, but unfortunately the hight-end m/c on which this problem is reproducible is down.

With Regards,
Amit Kapila.
EnterpriseDB: http://www.enterprisedb.com

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