Horton

Re: Replace known_assigned_xids_lck by memory barrier

Nathan Bossart <nathandbossart@gmail.com>

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From: Nathan Bossart <nathandbossart@gmail.com>
To: Robert Haas <robertmhaas@gmail.com>
Cc: Michail Nikolaev <michail.nikolaev@gmail.com>, PostgreSQL Hackers <pgsql-hackers@postgresql.org>, Tom Lane <tgl@sss.pgh.pa.us>
Date: 2023-09-05T21:08:29Z
Lists: pgsql-hackers 
On Fri, Sep 01, 2023 at 03:53:54PM -0400, Robert Haas wrote:
> I'm not an expert on this code but I looked at this patch briefly and
> it seems OK to me.

Thanks for taking a look.  Committed.

-- 
Nathan Bossart
Amazon Web Services: https://aws.amazon.com

Commits

  1. Replace known_assigned_xids_lck with memory barriers.

  2. Replace the KnownAssignedXids hash table with a sorted-array data structure,