Re: [COMMITTERS] pgsql: Optimize commit_siblings in two ways to improve group commit.

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От Tom Lane
Тема Re: [COMMITTERS] pgsql: Optimize commit_siblings in two ways to improve group commit.
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Msg-id 18903.1291834572@sss.pgh.pa.us
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Ответы Re: [COMMITTERS] pgsql: Optimize commit_siblings in two ways to improve group commit.
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Simon Riggs <simon@2ndQuadrant.com> writes:
> Optimize commit_siblings in two ways to improve group commit.
> First, avoid scanning the whole ProcArray once we know there
> are at least commit_siblings active; second, skip the check
> altogether if commit_siblings = 0.

> Greg Smith

I wonder whether we shouldn't change commit_siblings' default value to
zero while we're at it.
        regards, tom lane


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