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

From: Jeff Davis <pgsql(at)j-davis(dot)com>
To: Bharath Rupireddy <bharath(dot)rupireddyforpostgres(at)gmail(dot)com>, Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>
Cc: Andres Freund <andres(at)anarazel(dot)de>, 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: 2024-02-12 19:33:24
Message-ID: db1e59dbdaf0c2fe722f1c5dd534c7cb048ba606.camel@j-davis.com
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On Wed, 2024-01-31 at 14:30 +0530, Bharath Rupireddy wrote:
> Please see the attached v22 patch set.

Committed 0001.

For 0002 & 0003, I'd like more clarity on how they will actually be
used by an extension.

For 0004, we need to resolve why callers are using XLOG_BLCKSZ and we
can fix that independently, as discussed here:

https://www.postgresql.org/message-id/CALj2ACV=C1GZT9XQRm4iN1NV1T=hLA_hsGWNx2Y5-G+mSwdhNg@mail.gmail.com

Regards,
Jeff Davis

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