Re: Deploying PostgreSQL on CentOS with SSD and Hardware RAID

From: Merlin Moncure <mmoncure(at)gmail(dot)com>
To: David Boreham <david_list(at)boreham(dot)org>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: Deploying PostgreSQL on CentOS with SSD and Hardware RAID
Date: 2013-05-10 17:20:53
Message-ID: CAHyXU0yXCSeKY7HZgF3xs3sTk0d8CbqXbM31554j+3Y-R9eLtw@mail.gmail.com
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On Fri, May 10, 2013 at 12:03 PM, David Boreham <david_list(at)boreham(dot)org> wrote:
> On 5/10/2013 10:21 AM, Merlin Moncure wrote:
>>
>> As it turns out the list of flash drives are suitable for database use is
>> surprisingly small. The s3700 I noted upthread seems to be specifically
>> built with databases in mind and is likely the best choice for new
>> deployments. The older Intel 320 is also a good choice. I think that's
>> pretty much it until you get into expensive pci-e based gear.
>
>
> This may have been a typo : did you mean Intel 710 series rather than 320 ?
>
> While the 320 has the supercap, it isn't specified for high write endurance.
> Definitely usable for a database, and a better choice than most of the
> alternatives, but I'd have listed the 710 ahead of the 320.

It wasn't a typo. The 320 though is perfectly fine although it will
wear out faster -- so it fills a niche for low write intensity
applications. I find the s3700 to be superior to the 710 in just
about every way (although you're right -- it is suitable for database
use).

merlin

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