Re: Speed up COPY FROM text/CSV parsing using SIMD - Mailing list pgsql-hackers

From KAZAR Ayoub
Subject Re: Speed up COPY FROM text/CSV parsing using SIMD
Date
Msg-id CA+K2RumuFAk7tCqeXjTNLDsQ8ZKX3MMQTraaB1ttM8E_Aq3dLg@mail.gmail.com
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In response to Re: Speed up COPY FROM text/CSV parsing using SIMD  (Nazir Bilal Yavuz <byavuz81@gmail.com>)
Responses Re: Speed up COPY FROM text/CSV parsing using SIMD
List pgsql-hackers
Hello,

On Thu, Feb 26, 2026 at 1:19 PM Nazir Bilal Yavuz <byavuz81@gmail.com> wrote:
Hi,

On Wed, 25 Feb 2026 at 17:24, Nazir Bilal Yavuz <byavuz81@gmail.com> wrote:
>
> I agree with you. However, unfortunately, I see regression on master +
> v10 compared to REL_18_3 (62d6c7d3df6).
>
> Thank you Kazar and Manni for benchmarks in [1] and [2]!

Kazar and Manni, if possible could you please share the build commands
you use? I see regressions for an inlining patch (dc592a4155) too when
I build postgres with -O2.

My build commands are:

-O2: meson setup buildtype=debugoptimized ...

-O3: meson setup buildtype=release ...
All my builds are with CFLAGS='-O2 -g'

Regards,
Ayoub

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