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Raid problems

daemon@ATHENA.MIT.EDU (Nick Vermeer*)
Fri May 28 15:03:39 1999

Date:	Wed, 26 May 1999 13:07:04 -0500 (CDT)
From:	Nick Vermeer* <nickv@netexpress.net>
To:	linux-raid@vger.rutgers.edu, linux-scsi@vger.rutgers.edu

To: linux-raid@vger.rutgers.edu
Subject: Raid problems 

I have linux-2.2.6 + raid-0145-2.2.6 patches running on an SMP Dual PIII-500 w/
512MB ram

2 Adaptec 2940U2W's w/ IBM 9.1 Gig 10,000RPM LVD drives 

Current config 

SCSI ID            Controler Card
0                  scsi1
0                  scsi0
1                  scsi1        
2                  scsi0
3                  scsi1
4                  scsi0


Scsi ID's 1+2+3+4 are raid 5'ed  and the two 0's are RAID 1

Here is the problem.. Every three days (give or take a few hours) the machine
crashes with the following error 

May 22 00:45:10 shamu kernel: (scsi1:0:1:-1) Unexpected busfree, LASTPHASE=0x40, SEQADDR = 0x15d 
May 22 00:45:10 shamu kernel: (scsi1:0:1:0) No active SCB for reconnecting target - Issuing BUS DEVICE RESET. 
May 22 00:45:10 shamu kernel: (scsi1:0:1:0)       SAVED_TCL=0x10, ARG_1=0xff, SEQADDR=0x10b 

I believed this to be a hardware error, but I have replaced the
drive,case,cable and changed the configuration of the chain and the problem
continues.  Also whenever the machine is halted, the scsi id 1 is kicked out of
the raid array as not in sync.  Any ideas? The other chain (which is identical
physically) has no problems



---
Nick Vermeer                     Internet Express
Network Administator             1518 5th ave.
(309)736-8000                    Moline IL, 61265



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