[dm-devel] Sun StorageTek 2530 and dm?

Chandra Seetharaman sekharan at us.ibm.com
Tue Aug 25 18:07:15 UTC 2009


Hopefully not :)... it has been fixed for a while.

Jacov, Can you send me the scsi_dh_rdac.c file. I want to make sure you
are running the latest code.

On Mon, 2009-08-24 at 23:36 -0400, Charlie Brady wrote:
> On Mon, 24 Aug 2009, Chandra Seetharaman wrote:
> 
> > On Tue, 2009-08-25 at 01:13 +0200, Jakov Sosic wrote:
> >> On Mon, 24 Aug 2009 16:07:22 -0700
> >> Chandra Seetharaman <sekharan at us.ibm.com> wrote:
> >>
> >>> scsi_dh_rdac modules is insmodded by multipath when multipathd is
> >>> started (by virtue of you having hardware_handler "1 rdac" in
> >>> your /etc/muliutpath.conf file.
> >>>
> >>> So, it is effective when multipath starts.
> >>
> >> If it is effective, I don't need to patch it... Thank you very much.
> >>
> >> You were saying that you could provide some debugging code if I'm
> >> interested? Well it seems that I don't have a choice... So please do
> >> so :)
> >>
> > Basically I want to find out if we are getting and sense codes that we
> > are not handling. To that effect, andd the following line at the top of
> > the function rdac_check_sense()
> > --------
> > sdev_printk(KERN_ERR, sdev, "I/O returned with sense %02x/%02x/%02x",
> >                      sense_hdr->sense_key, sense_hdr->asc, sense_hdr->ascq);
> > ---------
> >
> > compile the module, run your tests and get me /var/log/messages.
> 
> Might this be the same issue as you worked through with Babu last October?
> 
> http://kerneltrap.org/mailarchive/linux-scsi/2008/10/24/3803244
> 
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