Re: SSD performance

From: David Rees <drees76(at)gmail(dot)com>
To: Jeff <threshar(at)torgo(dot)978(dot)org>
Cc: Scott Carey <scott(at)richrelevance(dot)com>, "david(at)lang(dot)hm" <david(at)lang(dot)hm>, "pgsql-performance(at)postgresql(dot)org" <pgsql-performance(at)postgresql(dot)org>
Subject: Re: SSD performance
Date: 2009-02-03 18:26:09
Message-ID: 72dbd3150902031026t381d42dreeddcfa746526be3@mail.gmail.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-performance

On Tue, Feb 3, 2009 at 9:54 AM, Jeff <threshar(at)torgo(dot)978(dot)org> wrote:
> Scalefactor 50, 10 clients: 900tps
>
> At scalefactor 50 the dataset fits well within memory, so I scaled it up.
>
> Scalefactor 1500: 10 clients: 420tps
>
> While some of us have arrays that can smash those numbers, that is crazy
> impressive for a plain old mirror pair. I also did not do much tweaking of
> PG itself.
>
> While I'm in the testing mood, are there some other tests folks would like
> me to try out?

How do the same benchmarks fair on regular rotating discs on the same
system? Ideally we'd have numbers for 7.2k and 10k disks to give us
some sort of idea of exactly how much faster we're talking here. Hey,
since you asked, right? ;-)

-Dave

In response to

Browse pgsql-performance by date

  From Date Subject
Next Message Scott Carey 2009-02-03 18:43:36 Re: SSD performance
Previous Message Alvaro Herrera 2009-02-03 18:20:01 Re: Deleting millions of rows