atom feed15 messages in org.freebsd.freebsd-scsiRe: sa(4) jamming
FromSent OnAttachments
J WunschApr 27, 2001 12:18 am 
J WunschApr 27, 2001 2:02 am 
J WunschApr 27, 2001 8:53 am 
Justin T. GibbsApr 27, 2001 9:48 am 
Justin T. GibbsApr 27, 2001 9:59 am 
J WunschApr 28, 2001 12:03 pm 
Matthew JacobApr 28, 2001 12:13 pm 
Kenneth D. MerryApr 28, 2001 10:32 pm.Other
J WunschApr 29, 2001 9:49 am 
Matthew JacobApr 29, 2001 10:03 am 
Kenneth D. MerryApr 29, 2001 4:20 pm 
J WunschApr 30, 2001 11:35 am 
Kenneth D. MerryApr 30, 2001 1:57 pm 
J WunschApr 30, 2001 3:00 pm 
Kenneth D. MerryApr 30, 2001 4:08 pm 
Subject:Re: sa(4) jamming
From:Kenneth D. Merry (ke@kdm.org)
Date:Apr 30, 2001 4:08:17 pm
List:org.freebsd.freebsd-scsi

On Tue, May 01, 2001 at 00:00:24 +0200, J Wunsch wrote:

As Kenneth D. Merry wrote:

(sa0:sym0:0:1:0): READ(06). CDB: 8 0 0 80 0 0 (sa0:sym0:0:1:0): CAM Status: SCSI Status Error (sa0:sym0:0:1:0): SCSI Status: Check Condition (sa0:sym0:0:1:0): NO SENSE info:8000 asc:0,1 (sa0:sym0:0:1:0): Filemark detected (sa0:sym0:0:1:0): Retries Exhausted (sa0:sym0:0:1:0): error 5 (sa0:sym0:0:1:0): Unretryable Error

...

Are you getting any error messages prior to the ones printed above? Do you get any printfs when the ILI problem happens?

Nope, the ILI case doesn't cause any message to be printed. Obviously, cam_periph_error() eventually returns to saerror() with a return code of 0, and without printing anything.

(Just to clarify: bootverbose was set, of course.)

I think it's doing the correct thing in both cases.

In the case above (filemark detected) it is correctly stating that retries have been exhaused, because the sa(4) driver uses a retry count of 0 for reads and writes.

In the ILI case, the ASC/ASCQ are probably 0x00,0x00, which we translate into a nop with no sense printing, as opposed to retrying and printing sense.

Anyway, thanks for testing the patch, I checked it in in revision 1.36 of cam_periph.c.

Ken

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