Re: Horrible CREATE DATABASE Performance in High Sierra

Andres Freund <andres@anarazel.de>

From: Andres Freund <andres@anarazel.de>
To: pgsql-hackers@postgresql.org,Peter Eisentraut <peter.eisentraut@2ndquadrant.com>,Tom Lane <tgl@sss.pgh.pa.us>,Brent Dearth <brent.dearth@gmail.com>
Date: 2017-11-08T15:32:12Z
Lists: pgsql-hackers

On November 8, 2017 7:31:17 AM PST, Peter Eisentraut <peter.eisentraut@2ndquadrant.com> wrote:
>On 10/7/17 16:46, Tom Lane wrote:
>> I wrote:
>>> Current status is that I've filed a bug report with Apple and am
>waiting
>>> to see their response before deciding what to do next.  If they fix
>the
>>> issue promptly then there's little need for us to do anything.
>
>> Accordingly I propose the attached patch.  If anyone's interested in
>> experimenting on other platforms, we might be able to
>refine/complicate
>> the FLUSH_DISTANCE selection further, but I think this is probably
>good
>> enough for a first cut.
>
>What is the status of this?  Is performance on High Sierra still bad?

Didn't Tom commit a workaround?

Andres
-- 
Sent from my Android device with K-9 Mail. Please excuse my brevity.


Commits

  1. Increase distance between flush requests during bulk file copies.