Horton

Re: Replication Testing- How to introduce a Lag

Laurenz Albe <laurenz.albe@cybertec.at>

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From: Laurenz Albe <laurenz.albe@cybertec.at>
To: "Subramanian,Ramachandran" <ramachandran.subramanian@alte-leipziger.de>, "pgsql-novice@lists.postgresql.org" <pgsql-novice@lists.postgresql.org>
Date: 2026-03-24T16:41:51Z
Lists: pgsql-novice 
On Tue, 2026-03-24 at 07:51 +0000, Subramanian,Ramachandran wrote:
> 3. If not caught up, how many bytes / KB worth of data needs to be replicated

Please define "caught up", in particular how you understand the term
in the presence of recovery_min_apply_delay, which you said you are setting.
The point of the parameter is to *prevent* WAL replay from catching up.

Yours,
Laurenz Albe