From: Roy Sigurd Karlsbakk <roy@karlsbakk.net>
To: Chris Murphy <lists@colorremedies.com>
Cc: Linux Raid <linux-raid@vger.kernel.org>
Subject: Re: Checksumming RAID?
Date: Tue, 27 Nov 2012 20:27:33 +0100 (CET) [thread overview]
Message-ID: <11737275.28.1354044453853.JavaMail.root@zimbra> (raw)
In-Reply-To: <19CFC7BE-B333-4705-97C3-447B2807DCB8@colorremedies.com>
----- Opprinnelig melding -----
> On Nov 27, 2012, at 6:05 AM, David Brown <david.brown@hesbynett.no>
> wrote:
> >
> > It is /undetected/ disk errors that are a problem. Typical figures I
> > have seen are around 1 in 1e12 4KB blocks - or 1 in 3e16 bits.
>
> Is this with consumer SATA? Or other?
According to a few studies I've read, the number of silent errors are identical on both consumer SATA drives and SAS drives. It's the density that makes errors, and the platters and disk heads are produced alike.\x1d
Vennlige hilsener / Best regards
roy
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Roy Sigurd Karlsbakk
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next prev parent reply other threads:[~2012-11-27 19:27 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-26 13:27 Checksumming RAID? Roy Sigurd Karlsbakk
2012-11-27 9:45 ` David Brown
2012-11-27 10:17 ` Bernd Schubert
2012-11-27 11:20 ` David Brown
2012-11-27 11:39 ` Roy Sigurd Karlsbakk
2012-11-27 12:37 ` David Brown
2012-11-27 13:09 ` Roy Sigurd Karlsbakk
2012-11-27 13:20 ` David Brown
2012-11-27 13:56 ` Roy Sigurd Karlsbakk
2012-11-27 14:34 ` David Brown
2012-11-27 20:49 ` Stan Hoeppner
2012-11-28 10:58 ` Roy Sigurd Karlsbakk
2012-11-27 12:31 ` Bernd Schubert
2012-11-27 13:05 ` David Brown
2012-11-27 18:53 ` Chris Murphy
2012-11-27 19:27 ` Roy Sigurd Karlsbakk [this message]
2012-11-27 19:50 ` Chris Murphy
2012-11-28 10:56 ` Roy Sigurd Karlsbakk
2012-11-28 10:59 ` Roy Sigurd Karlsbakk
2012-11-28 13:25 ` Drew
2012-11-28 17:51 ` Roy Sigurd Karlsbakk
2012-11-28 19:16 ` Chris Murphy
2012-11-28 19:08 ` Chris Murphy
2012-11-28 19:18 ` Roy Sigurd Karlsbakk
2012-11-28 20:02 ` Chris Murphy
2012-11-27 13:54 ` Joe Landman
2012-11-27 18:48 ` Chris Murphy
2012-11-27 19:36 ` Chris Murphy
2012-12-03 12:24 ` Pasi Kärkkäinen
2012-12-03 14:09 ` Checksumming RAID? / SCSI SAS T10 PI and DIF/DIX / T13 SATA EPP Pasi Kärkkäinen
2012-12-05 19:05 ` Martin K. Petersen
2012-12-06 11:10 ` John Robinson
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