From: robert rottermann <robert@redcor.ch>
To: Johannes Lochmann <johannes.lochmann@topcontrol.it>
To: pgsql-admin@postgresql.org <pgsql-admin@postgresql.org>
Subject: Re: restoring dum fast on one machine much slower on others
Date: Thu, 17 Nov 2016 09:55:32 +0100
Message-ID: <af2ad888-4720-cdcd-5ad7-1e311ef58521@redcor.ch> (raw)
In-Reply-To: <B0587F4C289A9E4AA474087E2B7E1579793796E0B3@srv01.topcontrol.local>
References: <412bd5e6-27f9-d8e5-7ba0-311e8960e7f2@redcor.ch>
<B0587F4C289A9E4AA474087E2B7E1579793796E0B3@srv01.topcontrol.local>
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On 17.11.2016 08:44, Johannes Lochmann wrote:
> Hi Robert,
>
> maybe different disk io systems? SSD vs. rotating rust? RAID vs. single spinning disk?
thanks,
very similar hardware..
chaching left as configured by ubuntu.
> Different disk caching behavior? Different command lines? fsync turned off on the fast box, maybe (please don't...)?
but if this is the case, should this not be reflected in the config
files found in /etc/postgresql/9.5/main/*?
robert
>
> HTH
>
> Johannes Lochmann
>
> -----Ursprüngliche Nachricht-----
> Von: pgsql-admin-owner@postgresql.org [mailto:pgsql-admin-owner@postgresql.org] Im Auftrag von robert rottermann
> Gesendet: Thursday, 17 November, 2016 8:19 AM
> An: pgsql-admin@postgresql.org
> Betreff: [ADMIN] restoring dum fast on one machine much slower on others
>
> Hi there,
> I run several Ubuntu boxes (at home, office, laptop ..) at on box restoring a dump from a live server takes some 10 sec, on all other it takes minutes.
>
> Just now I run Ubuntu 16.04 on all boxes, but this behaviour was the same with older versions.
> I did compare all files in /etc/postgresql/9.5/main/* They show no differences.
>
> What could be the reason for this behaviour.
> As I use this several times a day, I much prefer that faster load :)
>
> thanks for your help
> robert
>
>
>
>
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To: pgsql-admin@postgresql.org
Cc: robert@redcor.ch, johannes.lochmann@topcontrol.it
Subject: Re: restoring dum fast on one machine much slower on others
In-Reply-To: <af2ad888-4720-cdcd-5ad7-1e311ef58521@redcor.ch>
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