Re: Improve eviction algorithm in ReorderBuffer

From: Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>
To: Heikki Linnakangas <hlinnaka(at)iki(dot)fi>
Cc: Michael Paquier <michael(at)paquier(dot)xyz>, Jeff Davis <pgsql(at)j-davis(dot)com>, vignesh C <vignesh21(at)gmail(dot)com>, Peter Smith <smithpb2250(at)gmail(dot)com>, Tomas Vondra <tomas(dot)vondra(at)enterprisedb(dot)com>, "Hayato Kuroda (Fujitsu)" <kuroda(dot)hayato(at)fujitsu(dot)com>, Shubham Khanna <khannashubham1197(at)gmail(dot)com>, Dilip Kumar <dilipbalaut(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>
Subject: Re: Improve eviction algorithm in ReorderBuffer
Date: 2024-04-11 08:20:33
Message-ID: CAD21AoC1h9vp+L_LK0x+tV4G+DWaLse9uqduc+i3YKpHArTkoA@mail.gmail.com
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On Thu, Apr 11, 2024 at 11:52 AM Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com> wrote:
>
> We can see 2% ~ 3% performance regressions compared to the current
> HEAD, but it's much smaller than I expected. Given that we can make
> the code simple, I think we can go with this direction.

Pushed the patch and reverted binaryheap changes.

Regards,

--
Masahiko Sawada
Amazon Web Services: https://aws.amazon.com

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