[SGVLUG] Video server

Emerson, Tom (*IC) Tom.Emerson at wbconsultant.com
Wed Apr 15 15:16:59 PDT 2009


> -----Original Message----- Of Matt Campbell
>
> Hi Matti, thanks for answering.
>
> The details are on the site;).  There are 12 WD RE3 1TB
> drives hooked up to an Adaptec 31205 SAS/SATA RAID
> controller.  This appears as /dev/sdb and has a single Ext2
> partition on it.

Just curious, which "flavor" of raid are you using?

I see from the adaptec spec page on this card that it supports all the modes most people know about (0, 1, 5, and "10") as well as some newer ones I've not seen before: 1E, 5EE, 6, and 60

Could the array have been "rebuilding" [even though it was presumably freshly formatted...]  perhaps due to "infant mortality" of a single drive?

Could there be any bus contention on the mainboard itself?

Have you looked at Adaptec's "blog" for linux?
(http://linux.adaptec.com/?mc=sidenav_linuxblog_ban)
I see there is a link to post your own question
http://ask.adaptec.com/Scripts/adaptec_tic.cfg/php.exe/enduser/doc_serve.php?&5=19



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