On 2005-04-21T15:13:16, Patrick Mansfield <[EMAIL PROTECTED]> wrote:
> > The most recent udm patchset has a patch by Jens Axboe and myself to
> > pass up sense data / error codes in the bio so the dm mpath module can
> > deal with it.
> But the scmd->result is not passed back.
Bear with me and
On 2005-04-21T23:33:57, Andreas Herrmann <[EMAIL PROTECTED]> wrote:
> Well, there are various situations when all paths to the ESS are
> "temporarily unavailable". In some cases TASK_SET_FULL/BUSY is
> reported as it should be.
Not sure whether this sense data is decoded and handled correctly in
On 2005-04-21T18:01:04, "goggin, edward" <[EMAIL PROTECTED]> wrote:
> > If we can't differentiate in the kernel where we have the IO error
> > details available, then how would user-space? You're not solving the
> > problem ;-)
> Maybe not completely, but at least an inquiry of page 83 will not tr
On 2005-04-21T17:31:46, "goggin, edward" <[EMAIL PROTECTED]> wrote:
> > No. Basically every time out error creates a "dunno why" error right
> > now - could be the storage system itself, could be the network in
> > between.
> >
> I was really thinking of the code where the sense key/asc/ascq makes
On 2005-04-21T17:02:44, "goggin, edward" <[EMAIL PROTECTED]> wrote:
> Depending on the "queue_if_no_path" feature has the current undesirable
> side-effect of requiring intervention of the user space multipath components
> to reinstate at least one of the paths to a useable state in the multipath
On 2005-04-21T09:42:05, Patrick Mansfield <[EMAIL PROTECTED]> wrote:
> On Tue, Apr 19, 2005 at 07:19:53PM +0200, Andreas Herrmann wrote:
> > Hi,
> >
> > I have question(s) regarding the fastfail operation of the SCSI stack.
> >
> > Performing multipath-tests with an IBM ESS I encountered problem
On 2005-03-09T18:36:37, Alex Aizman <[EMAIL PROTECTED]> wrote:
> Heartbeat is good for reliability, etc. WRT "getting paged-out" -
> non-deterministic (things depend on time), right?
Right, if we didn't get scheduled often enough for us to send our
heartbeat messages to the other peers, they'll
On 2005-03-08T22:25:29, Alex Aizman <[EMAIL PROTECTED]> wrote:
> There's (or at least was up until today) an ongoing discussion on our
> mailing list at http://groups-beta.google.com/group/open-iscsi. The
> short and long of it: the problem can be solved, and it will. Couple
> simple things we
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