public inbox for [email protected]  
help / color / mirror / Atom feed
From: Adrian Klaver <[email protected]>
To: Koen De Groote <[email protected]>
Cc: PostgreSQL General <[email protected]>
Subject: Re: Questions on logical replication
Date: Sat, 8 Jun 2024 10:46:19 -0700
Message-ID: <[email protected]> (raw)
In-Reply-To: <CAGbX52GF=n7-vi5VnfnMXKkf=CfbX_nAgmy3=eezLU6XWXqjfw@mail.gmail.com>
References: <CAGbX52FxL9eR=jmS3ACgRC=tEm=xj_xMmFoOxO+wVA+oURW=kA@mail.gmail.com>
	<[email protected]>
	<CAGbX52HTgb2jYYO5eVDu=xB5-bjAra+34=AUFg4Xk0NpCRjnyg@mail.gmail.com>
	<[email protected]>
	<CAGbX52EMG+d-BR5SzDP+rQsrdxT32=CXD5XCT2YCmkTpr3jesw@mail.gmail.com>
	<[email protected]>
	<CAGbX52GF=n7-vi5VnfnMXKkf=CfbX_nAgmy3=eezLU6XWXqjfw@mail.gmail.com>

On 6/8/24 10:40, Koen De Groote wrote:
> What I'm trying to do is upgrade a PG11 database to PG16, using logical 
> replication.

Have you looked at pg_upgrade?:

https://www.postgresql.org/docs/current/pgupgrade.html

> 
> The PG11 has an active and a standby, there are a handful of databases. 
> On particular one has a few tables just over 100GB, then a few 100 
> tables near 1GB.

1 GB each?

> 
> What I'd do is start a publication with no tables and add them 1 at a 
> time, refreshing subscription each time.
> 
> This might take a long time, so my main questions relate to potential 
> network issues or various situations where the instance receiving the 
> logical replication, suddenly stop being able to receive.
> 
> Resyncing, and the effects of WAL buildup, are my main concern.
> 
> Accidentally sent a mail to only your email, sorry for that.
> 
> Regards,
> Koen De Groote

-- 
Adrian Klaver
[email protected]







view thread (16+ messages)  latest in thread

reply

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Reply to all the recipients using the --to and --cc options:
  reply via email

  To: [email protected]
  Cc: [email protected], [email protected], [email protected]
  Subject: Re: Questions on logical replication
  In-Reply-To: <[email protected]>

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

This inbox is served by agora; see mirroring instructions
for how to clone and mirror all data and code used for this inbox