Re: Unnecessary delay in streaming replication due to replay lag - Mailing list pgsql-hackers

From Michael Paquier
Subject Re: Unnecessary delay in streaming replication due to replay lag
Date
Msg-id 20200809084115.GC17986@paquier.xyz
Whole thread Raw
In response to Re: Unnecessary delay in streaming replication due to replay lag  (Asim Praveen <pasim@vmware.com>)
Responses Re: Unnecessary delay in streaming replication due to replay lag  (Asim Praveen <pasim@vmware.com>)
List pgsql-hackers
On Sun, Aug 09, 2020 at 05:54:32AM +0000, Asim Praveen wrote:
> I would like to revive this thready by submitting a rebased patch to
> start streaming replication without waiting for startup process to
> finish replaying all WAL.  The start LSN for streaming is determined
> to be the LSN that points to the beginning of the most recently
> flushed WAL segment.
>
> The patch passes tests under src/test/recovery and top level “make check”.

I have not really looked at the proposed patch, but it would be good
to have some documentation.
--
Michael

Attachment

pgsql-hackers by date:

Previous
From: Konstantin Knizhnik
Date:
Subject: Re: LSM tree for Postgres
Next
From: Thomas Munro
Date:
Subject: Optimising latch signals