Date: Thu, 11 May 2006 18:01:38 -0500
From: "Jim C. Nasby" <jnasby@pervasive.com>
To: "Joshua D. Drake" <jd@commandprompt.com>
Cc: Bruce Momjian <pgman@candle.pha.pa.us>, Vivek Khera <vivek@khera.org>,
	"Pgsql-Performance ((E-mail))" <pgsql-performance@postgresql.org>,
	PostgreSQL General <pgsql-general@postgresql.org>
Subject: Re: [PERFORM] Arguments Pro/Contra Software Raid
Message-ID: <20060511230138.GB99570@pervasive.com>
References: <4460DE97.9040001@commandprompt.com>
	<200605100059.k4A0xtK09977@candle.pha.pa.us>
	<20060511221928.GV99570@pervasive.com>
	<4463BCE7.6090202@commandprompt.com>
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On Thu, May 11, 2006 at 03:38:31PM -0700, Joshua D. Drake wrote:
> 
> >>You want an in-depth comparison of how a server disk drive is internally
> >>better than a desktop drive:
> >>
> >>	http://www.seagate.com/content/docs/pdf/whitepaper/D2c_More_than_Interface_ATA_vs_SCSI_042003.pdf
> >
> >BTW, someone (Western Digital?) is now offering SATA drives that carry
> >the same MTBF/warranty/what-not as their SCSI drives. I can't remember
> >if they actually claim that it's the same mechanisms just with a
> >different controller on the drive...
> 
> Well western digital and Seagate both carry 5 year warranties. Seagate I 
> believe does on almost all of there products. WD you have to pick the 
> right drive.

I know that someone recently made a big PR push about how you could get
'server reliability' in some of their SATA drives, but maybe now
everyone's starting to do it. I suspect the premium you can charge for
it offsets the costs, provided that you switch all your production over
rather than trying to segregate production lines.
-- 
Jim C. Nasby, Sr. Engineering Consultant      jnasby@pervasive.com
Pervasive Software      http://pervasive.com    work: 512-231-6117
vcard: http://jim.nasby.net/pervasive.vcf       cell: 512-569-9461