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SCSI transport failed: reason 'tran_err'

2007-12-25 4:42:00

Hi all,

we have a E35K connected thru JNI card to fibre RAID system.
Now often the following errors are seen when a heavy transfer or any work
is performed.Can anybody help me out the reason for these errors.
-----------------------------------------------------------------
Mar 22 13:19:51 sunserver scsi: [ID 107833 kern.warning] WARNING: /sbus at 7,0/fcaw at 0,0/sd at 1,2
(sd63):
Mar 22 13:19:51 sunserver SCSI transport failed: reason 'tran_err': retrying
command
Mar 22 13:29:39 sunserver fcaw: [ID 580805 kern.info] fcaw0: LINK DOWN
(180001F6)
Mar 22 13:29:39 sunserver fcaw: [ID 580805 kern.info] fcaw0: Port 011000
(2000006016FE11C1:2000006016FE11C1) removed.
Mar 22 13:29:39 sunserver fcaw: [ID 580805 kern.info] fcaw0: Target 1:
Port 011100 (2000006016FE2073:2000006016FE2073) offline.
Mar 22 13:29:39 sunserver fcaw: [ID 585631 kern.notice] NOTICE: fcaw0 NPORT
Initialization Complete, SID=4121A4
Mar 22 13:29:39 sunserver fcaw: [ID 580805 kern.info] fcaw0: LINK UP (180002FF)
Mar 22 13:29:40 sunserver fcaw: [ID 580805 kern.info] fcaw0: Host: Port
011F00 (100000E0694121A4:200000E0694121A4)
-----------------------------------------------------------------------

Please guide me know what is the problem.

Thanks
Geetha

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