SUMMARY
From: mahmod kokaje (mkokaje2000_at_yahoo.com)
Date: 10/18/04
- Previous message: Thürmann, Arno: "Optical disk under Tru64 V5.1B"
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Date: Mon, 18 Oct 2004 05:28:32 -0700 (PDT) To: tru64-unix-managers@ornl.gov
Thanks to dr thomas for fast reply,
--- "Dr Thomas.Blinn@HP.com" <tpb@doctor.zk3.dec.com>
wrote:
> "drd" is the distributed raw device manager that's
> part of the
> TruCluster software. To be absolutely certain what
> it was doing
> when it issued that message, I'd have to go read
> code, but since
> each device has a device number (presumably 251 in
> this message)
> and error 5 is a generic "I/O error" message, I'd
> guess that you
> had a raw disk open that was managed by another
> cluster member,
> the program that had it open tried to close it, and
> the remote
> system got an I/O error during the close processing
> (which would,
> I suspect, involve writing out any in-memory data
> buffers and so
> on), and since the cluster member that logged the
> message can't
> do anything else to resolve this, it just logged the
> message and
> kept going.
>
> But that's still just a guess, if you need a
> definitive answer
> and you have a support contract, open a support
> call. If you do
> not have support, you can start looking in your
> binary error
> logs with a tool like "dia" or "ca" to see if you
> can spot the
> I/O failure on some other member. But the "error 5"
> is almost
> certainly a disk I/O problem, unless it was doing
> remote tape.
> In fact, if you do use shared tape, that could be
> the issue, it
> is much more common to get tape I/O errors than disk
> I/O errors.
> And you could use hwmgr on the node where the
> problem showed up
> to check what it thinks device 251 is in the
> hardware database.
>
> > Hi Admin,
> > I receive the following message on /var/adm,
> > drd_close_driver: Failed close on device 251 error
> 5,
> > considered closed.
> > what this message means,
> > please advise.
>
> Tom
>
> Dr. Thomas P. Blinn + Tru64 UNIX Software +
> Hewlett-Packard Company
> Internet: tpb@zk3.dec.com, thomas.blinn@compaq.com,
> thomas.blinn@hp.com
> 110 Spit Brook Road, MS ZKO3-2/W17 Nashua, New
> Hampshire 03062-2698
> Alpha Tru64 UNIX kernel support
> Phone: (603) 884-0646
> ACM Member: tpblinn@acm.org PC@Home:
> tom@felines.mv.net
>
> Worry kills more people than work because more
> people worry than work.
>
> Keep your stick on the ice. -- Steve
> Smith ("Red Green")
>
> My favorite palindrome is: Satan, oscillate my
> metallic sonatas.
> -- Phil Agre,
> pagre@alpha.oac.ucla.edu
>
> Yesterday it worked / Today it is not working /
> UNIX is like that
> -- apologies to Margaret Segall
>
> Opinions expressed herein are my own, and do not
> necessarily represent
> those of my employer or anyone else, living or
> dead, real or imagined.
>
>
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