Re: Improve WALRead() to suck data directly from WAL buffers when possible

From: Bharath Rupireddy <bharath(dot)rupireddyforpostgres(at)gmail(dot)com>
To: Jeff Davis <pgsql(at)j-davis(dot)com>
Cc: Andres Freund <andres(at)anarazel(dot)de>, Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Dilip Kumar <dilipbalaut(at)gmail(dot)com>, Kyotaro Horiguchi <horikyota(dot)ntt(at)gmail(dot)com>, pgsql-hackers(at)lists(dot)postgresql(dot)org, Nathan Bossart <nathandbossart(at)gmail(dot)com>, Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>
Subject: Re: Improve WALRead() to suck data directly from WAL buffers when possible
Date: 2024-02-20 06:10:00
Message-ID: CALj2ACUOereyx-nwFiDYdqwFYgmNOabZd1VurEwtQWUgu=H-ag@mail.gmail.com
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On Sat, Feb 17, 2024 at 10:27 AM Bharath Rupireddy
<bharath(dot)rupireddyforpostgres(at)gmail(dot)com> wrote:
>
> On Fri, Feb 16, 2024 at 11:01 PM Jeff Davis <pgsql(at)j-davis(dot)com> wrote:
> >
> > > Here, I'm with v23 patch set:
> >
> > Thank you, I'll look at these.
>
> Thanks. Here's the v24 patch set after rebasing.

Ran pgperltidy on the new TAP test file added. Please see the attached
v25 patch set.

--
Bharath Rupireddy
PostgreSQL Contributors Team
RDS Open Source Databases
Amazon Web Services: https://aws.amazon.com

Attachment Content-Type Size
v25-0001-Add-check-in-WALReadFromBuffers-against-requeste.patch application/octet-stream 3.9 KB
v25-0002-Add-test-module-for-verifying-read-from-WAL-buff.patch application/octet-stream 9.7 KB
v25-0003-Use-WALReadFromBuffers-in-more-places.patch application/octet-stream 2.6 KB
v25-0004-Demonstrate-reading-unflushed-WAL-directly-from-.patch application/octet-stream 11.6 KB

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