From: | Benedikt Grundmann <bgrundmann(at)janestreet(dot)com> |
---|---|
To: | Greg Smith <greg(at)2ndquadrant(dot)com> |
Cc: | PostgreSQL-Dev <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: hardware donation |
Date: | 2013-07-19 06:51:48 |
Message-ID: | CADbMkNMmJM3OyDnqA6mPAdfozesGUbCDMhYcAX66vB0XrO8trA@mail.gmail.com |
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Lists: | pgsql-hackers |
The server is already turned off and in our nyc office (I'm based in the
ldn one). But I'm pretty sure its a LSI MegaRAID SAS 9285.
On Thu, Jul 18, 2013 at 11:58 PM, Greg Smith <greg(at)2ndquadrant(dot)com> wrote:
> On 7/10/13 12:53 PM, Benedikt Grundmann wrote:
>
>> The server will probably be most interesting for the disks in it. That
>> is where we spend the largest amount of time optimizing (for sequential
>> scan speed in particular):
>> 22x600GB disks in a Raid6+0 (Raid0 of 2x 10disk raid 6 arrays) + 2 spare
>> disks. Overall size 8.7 TB in that configuration.
>>
>
> What is the RAID controller used in the server? That doesn't impact the
> donation, I'm just trying to fit this one into my goals for finding useful
> community performance testing equipment.
>
> There are a good number of systems floating around the community with HP
> controllers--I have even one myself now--but we could use more LSI Logic
> and Adaptec based systems.
>
> --
> Greg Smith 2ndQuadrant US greg(at)2ndQuadrant(dot)com Baltimore, MD
> PostgreSQL Training, Services, and 24x7 Support www.2ndQuadrant.com
>
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