Re: aic7xxx: SCSI Bus Reset

[Shanker Balan <shanu@exocore.com>]

Hello:

Mikael Abrahamsson wrote,
> I get this too. Different drives from time to time, I get the same
> errors either with a AH3950U2 (on a VP6 Abit motherboard) or a 7899
> based U160 onboard controller (on my new Tyan 2688 motherboard).

I was planning to move from the Gigabyte to a Tyan Tiger MPX S2466.

> I run in LVD mode with a cable which is less than a meter long and
> with a LVD-SCA 6 drive backplane with built in termination.
 
Hmm.. I never thought about the termination part as I am using a 4U
SuperMicro rack mount cabinet with hot swappable drive bays.

http://www.supermicro.com/PRODUCT/Chassis/SC742-2.htm

Perhaps I should take my drives out and hook them up directly to the
SCSI cable!
 
> My stop usually lasts for 30 seconds and then it clears and continues.

My box is the NFS server for a 10 node cluster. A small disruption in
service usually brings everything to a halt. :(

> I use Redhat 7.3 as well with the redhat supplied kernels (I've tried
> different ones).

Sigh! Everyone has the same problem :(

-- Shanu
http://shankerbalan.com/


-- 
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