Re: [HACKERS] subscription worker signalling wal writer too much - Mailing list pgsql-hackers

From Michael Paquier
Subject Re: [HACKERS] subscription worker signalling wal writer too much
Date
Msg-id CAB7nPqQXTLzVtuTozyuiTDfB30iGrBPoeCJMXKuD-J2Lopn4jA@mail.gmail.com
Whole thread Raw
In response to Re: [HACKERS] subscription worker signalling wal writer too much  (Michael Paquier <michael.paquier@gmail.com>)
List pgsql-hackers
On Tue, Nov 21, 2017 at 3:44 PM, Michael Paquier
<michael.paquier@gmail.com> wrote:
> I have just gone through this thread, and reducing the amount of times
> the WAL writer is woken up is something worth doing. The last version
> if v3 that Robert has sent in
> https://www.postgresql.org/message-id/CA+TgmoZhw_nyrxYUqSuDh-XEJya-YzfwShki5NuDS=UfgvodrA@mail.gmail.com.
> As far as I can see, the smarter formula presented here comes from
> XLogBackgroundFlush(). Jeff, could you update the patch to reflect
> that the new condition you are adding comes from there? I am switching
> the patch as "waiting on author" for now.

It has been one week since this update, in consequence I am marking
this patch as returned with feedback for now. Please make sure to
register a new CF entry if you can get a new version out.
-- 
Michael


pgsql-hackers by date:

Previous
From: Michael Paquier
Date:
Subject: Re: [HACKERS] Other formats in pset like markdown, rst, mediawiki
Next
From: Michael Paquier
Date:
Subject: Re: [HACKERS] VACUUM and ANALYZE disagreeing on what reltuples means