| From: | Devrim Gündüz <devrim(at)gunduz(dot)org> |
|---|---|
| To: | Jim Nasby <jnasby(at)upgrade(dot)com>, Greg Sabino Mullane <htamfids(at)gmail(dot)com> |
| Cc: | Ashutosh Bapat <ashutosh(dot)bapat(dot)oss(at)gmail(dot)com>, Andrey Borodin <x4mmm(at)yandex-team(dot)ru>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Konstantin Osipov <kostja(dot)osipov(at)gmail(dot)com>, Nikolay Samokhvalov <nik(at)postgres(dot)ai>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Built-in Raft replication |
| Date: | 2025-04-23 17:01:05 |
| Message-ID: | 610bfd9db7c29f03ba0d44d6fb9feb7c724f6f70.camel@gunduz.org |
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| Lists: | pgsql-hackers |
Hi,
On Wed, 2025-04-23 at 11:48 -0500, Jim Nasby wrote:
> unless we added multiple WAL streams. That would allow for splitting
> WAL traffic across multiple devices as well as providing better
> support for configurations that don’t replicate the entire cluster.
> The current situation where delayed replication of a single table
> mandates retention of all the WAL for the entire cluster is less than
> ideal.
I think the problem is handling the stream of global objects. Having
separate stream for each database would be awesome as long as it can
deal with the "global stream".
Regards,
--
Devrim Gündüz
Open Source Solution Architect, PostgreSQL Major Contributor
BlueSky: @devrim.gunduz.org , @gunduz.org
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