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help / color / mirror / Atom feedFrom: Ranier Vilela <[email protected]>
To: lakshmi <[email protected]>
Cc: Bryan Green <[email protected]>
Cc: Pg Hackers <[email protected]>
Subject: Re: Avoid multiple calls to memcpy (src/backend/access/index/genam.c)
Date: Fri, 20 Mar 2026 07:58:11 -0300
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Hi.
Em sex., 20 de mar. de 2026 às 06:50, lakshmi <[email protected]>
escreveu:
> Hi,
>
> I tried this change on PostgreSQL (19devel) and ran a few simple tests
> using pgbench to see how it behaves in practice.
>
> I used 10 clients and 4 threads and ran each test for 60 seconds.
>
> From my runs, the original version was giving around ~663 TPS with ~15.07
> ms latency.
> With the patched version, I observed TPS in the range of ~638–657,
> averaging around ~648 TPS, with latency slightly higher (~15.2–15.6 ms).
>
Thanks for the benchmark.
Could you share the tests and the environment?
compiler
OS
etc.
best regards,
Ranier Vilela
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Subject: Re: Avoid multiple calls to memcpy (src/backend/access/index/genam.c)
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