Networker

Re: [Networker] Read Open Errors on LTO Drives in L180

2002-08-29 17:50:41
Subject: Re: [Networker] Read Open Errors on LTO Drives in L180
From: "David E. Nelson" <david.nelson AT NI DOT COM>
To: NETWORKER AT LISTMAIL.TEMPLE DOT EDU
Date: Thu, 29 Aug 2002 16:53:43 -0500
Hi Scott,

Since the problem is seen on both drives, are both drives on the same
controller?

Just out of curiosity, I don't see any system errors, only lus errors.  Is the
controller a Sun controller?  Did this just start happening after working for
some time?

Regards,
        /\/elson

On Thu, 29 Aug 2002, Passanesi, Scott wrote:

> Yes, it is SCSI and we have applied the st patch.  The I/O error happens on
> media that has already been labeled and written to by Legato.  I have
> attached the portion of the messages file.
>
> Thanks for your help!
> Scott
>
> Aug 29 16:35:11 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker media:
> (warning) /dev/rmt/1cbn opening: I/O error
> Aug 29 16:40:19 gm-nsr2 lus: [ID 497811 kern.notice] NOTICE:
> lus_intr(4.0.0): transport failure (timeout)
> Aug 29 16:40:19 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload error for jukebox `GML180' detected.  Retrying
> Aug 29 16:40:19 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180': sleeping 30 seconds
> Aug 29 16:40:49 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180' failed - will retry again.
> Aug 29 16:40:49 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180': sleeping 30 seconds
> Aug 29 16:46:21 gm-nsr2 lus: [ID 497811 kern.notice] NOTICE:
> lus_intr(4.0.0): transport failure (timeout)
> Aug 29 16:46:21 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180' failed - will retry again.
> Aug 29 16:46:21 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180': sleeping 30 seconds
> Aug 29 16:46:51 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180' failed - will retry again.
> Aug 29 16:46:51 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180': sleeping 30 seconds
> Aug 29 16:52:22 gm-nsr2 lus: [ID 497811 kern.notice] NOTICE:
> lus_intr(4.0.0): transport failure (timeout)
> Aug 29 16:52:22 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180' failed - time limit exceeded:
> aborting.
> Aug 29 17:05:38 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker media:
> (warning) /dev/rmt/1cbn opening: I/O error
> Aug 29 17:05:38 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker media:
> (warning) /dev/rmt/1cbn reading: read open error, I/O error
> Aug 29 17:05:38 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker media:
> (warning) /dev/rmt/1cbn opening: I/O error
> Aug 29 17:06:38 gm-nsr2 last message repeated 1 time
> Aug 29 17:11:46 gm-nsr2 lus: [ID 497811 kern.notice] NOTICE:
> lus_intr(4.0.0): transport failure (timeout)
> Aug 29 17:11:46 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload error for jukebox `GML180' detected.  Retrying
> Aug 29 17:11:46 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180': sleeping 30 seconds
> Aug 29 17:12:16 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180' failed - will retry again.
> Aug 29 17:12:16 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180': sleeping 30 seconds
> Aug 29 17:17:47 gm-nsr2 lus: [ID 497811 kern.notice] NOTICE:
> lus_intr(4.0.0): transport failure (timeout)
> Aug 29 17:17:47 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180' failed - will retry again.
> Aug 29 17:17:47 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180': sleeping 30 seconds
> Aug 29 17:18:17 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180' failed - will retry again.
> Aug 29 17:18:17 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180': sleeping 30 seconds
> Aug 29 17:20:05 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180' failed - will retry again.
> Aug 29 17:20:05 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180': sleeping 30 seconds
> Aug 29 17:20:38 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180' failed - will retry again.
> Aug 29 17:20:38 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180': sleeping 30 seconds
> Aug 29 17:21:08 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180' failed - will retry again.
> Aug 29 17:21:08 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180': sleeping 30 seconds
> Aug 29 17:21:38 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180' failed - will retry again.
> Aug 29 17:21:38 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180': sleeping 30 seconds
> Aug 29 17:22:08 gm-nsr2 root: [ID 702911 daemon.notice] NetWorker Media:
> (info) unload retry for jukebox `GML180' failed - time limit exceeded:
> aborting.
>
> -----Original Message-----
> From: David E. Nelson [mailto:david.nelson AT ni DOT com]
> Sent: Thursday, August 29, 2002 5:37 PM
> To: Legato NetWorker discussion; Passanesi, Scott
> Subject: Re: [Networker] Read Open Errors on LTO Drives in L180
>
>
> Hi Scott,
>
> Do you have the latest st patch (108725-09).  There are some references to
> Seagate LTO in version 8 of the patch.
>
> Is this via SCSI or FC? If FC, are the drives part of a fabric? zoned to
> multiple hosts?
>
> It is normal for unlabled/new tapes to report a read error when they are
> trying
> to be mounted since a NW label doesn't yet exist on the volume.
>
> Also, you forgot to include your /var/adm/messages.
>
> Regards,
>         /\/elson
>
> On Thu, 29 Aug 2002, Passanesi, Scott wrote:
>
> > Networker 6.1.2
> > Solaris 8
> > SUN V880
> > STK L180 Library
> > (2) Seagate LTO Ultrium Drives
> >
> > We are experiencing a sporadic issue when a tape is mounted or unmounted
> on
> > one or both of the LTO drives, a read open error, I/O error appears on
> > Legato GUI for the drive mounting or unmounting the tape.  A power off and
> > then power on of the drive re-establishes communication with the drive(s).
> > The following messages appear in the /var/adm/messages file at the time of
> > the error.
> >
> > Any help would be appreciated.
> >
> > Regards,
> > Scott
> >
> > --
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>
> --
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--
~~ ** ~~  If you didn't learn anything when you broke it the 1st ~~ ** ~~
                        time, then break it again.

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