Re: [HACKERS] Horrible CREATE DATABASE Performance in High Sierra

Gavin Flower <gavinflower@archidevsys.co.nz>

From: Gavin Flower <GavinFlower@archidevsys.co.nz>
To: Tom Lane <tgl@sss.pgh.pa.us>, Peter Eisentraut <peter.eisentraut@2ndquadrant.com>
Cc: Brent Dearth <brent.dearth@gmail.com>, Andres Freund <andres@anarazel.de>, pgsql-hackers@postgresql.org
Date: 2018-09-19T05:23:51Z
Lists: pgsql-hackers
On 19/09/2018 16:38, Tom Lane wrote:
> I wrote:
>> Peter Eisentraut <peter.eisentraut@2ndquadrant.com> writes:
>>> What is the status of this?  Is performance on High Sierra still bad?
>> I committed the fix at 643c27e36.  If Apple have done anything about the
>> underlying problem, you couldn't tell it from their non-response to my
>> bug report.
> So, after just about one year of radio silence, I received email from
> Apple saying that (a) they'd closed my bug report as a duplicate of
> another one, and (b) that other one was also closed, and (c) not one
> other iota of information.
>
> This seems to be standard practice for them, though I'm at a loss
> to say why they consider it even minimally acceptable.  From here,
> it seems like a great way to piss people off and ensure they won't
> bother filing any future bug reports.
>
> Anyway, reading the tea leaves and considering the timing, one might
> guess that they actually fixed the problem as of macOS Mojave.
>
> 			regards, tom lane
>
Don't worry your tiny little mind, Apple knows best what is good for you!


[Smileys omitted, due to budget constraints]




Commits

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