UDMA Cards and HD CRC Checks

Joel Jaeggli joelja at darkwing.uoregon.edu
Wed Apr 4 07:59:54 PDT 2001



On Wed, 4 Apr 2001, Carpenter, Dean wrote:

> Check recent issues of Linux Journal.  I recall seeing a vendor with boards
> up to 8 channels of UDMA, though it was a raid solution.  They were also at
> Linux World earlier this year.
> And dang it, I can't remember the name :(
> --
> Dean Carpenter
> Principal Architect
> Purdue Pharma
> dean.carpenter at pharma.com
> deano at areyes.com
> 94TT :)
> -----Original Message-----
> From: Stephen Johnston [mailto:sjohnsto at eso.org]
> Sent: Wednesday, April 04, 2001 10:16 AM
> To: Beowulf List
> Subject: UDMA Cards and HD CRC Checks
> Hi
> I need to select a multi-port (8) UDMA UltraATA board for a set of disks
> attached to each node of a Beowulf, and then write something to get the CRC
> periodically to check integrity (we will not be using RAID for various
> reasons)
> amoung other checks.  I have been looking at 'hdparm'.
> Can anyone suggest a good board for this, and tell me where to look re
> getting
> CRC info out of a disk (aka md raid like commands)
> TIA, I will summarise
> Stephen.
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Joel Jaeggli				       joelja at darkwing.uoregon.edu
Academic User Services			     consult at gladstone.uoregon.edu
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arms.  Karl Marx -- Introduction to the critique of Hegel's Philosophy of
the right, 1843.

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