Re: 7 hrs for a pg_restore?

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On Tue, 19 Feb 2008 13:03:58 -0500
Douglas J Hunley <doug(at)hunley(dot)homeip(dot)net> wrote:

> I spent a whopping seven hours restoring a database late Fri nite for
> a client. We stopped the application, ran pg_dump -v -Ft -b -o $db >
> ~/pre_8.3.tar on the 8.2.x db, and then upgrading the software to
> 8.3. I then did a pg_restore -v -d $db ./pre_8.3.tar and watched it
> positively crawl. I'll grant you that it's a 5.1G tar file, but 7
> hours seems excessive.
>
> Is that kind of timeframe 'abnormal' or am I just impatient? :) If
> the former, I can provide whatever you need, just ask for it.
> Thanks!

7 hours for 5.1 G is excessive. It took me 11 hours to do 220G :). It
would be helpful if we knew what the machine was doing. Was it IO
bound? How much ram does it have? Is it just a single HD drive? What
are your settings for postgresql?

Joshua D. Drake

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