Re: How to speed WAL apply in destination - Mailing list pgsql-admin

From Laurenz Albe
Subject Re: How to speed WAL apply in destination
Date
Msg-id 44581ceb3c9c96f48e131ed3de33389db07317e9.camel@cybertec.at
Whole thread Raw
In response to Re: How to speed WAL apply in destination  (Bryon Roché <kain@kain.org>)
Responses Re: How to speed WAL apply in destination  (SASIKUMAR Devaraj <sashikumard@yahoo.com>)
Re: How to speed WAL apply in destination  (Bryon Roché <kain@kain.org>)
List pgsql-admin
On Fri, 2022-12-09 at 08:47 +0000, Bryon Roché wrote:
> On December 9, 2022 5:02:59 AM UTC, SASIKUMAR Devaraj <sashikumard@yahoo.com> wrote:
> > How to speed up WAL apply process in secondary? Any parameter available from postgres, apart from disk speed? 
>
> There are fsync parameters which can be set to off that may provide a modest speed increase, at the cost of removing
crashsafety.
 

That is spectacularly bad advice.

Is the disk the bottleneck at all?

Yours,
Laurenz Albe



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