Veritas-bu

[Veritas-bu] Sharing tapedrives with Linux Media servers

2006-03-22 10:50:23
Subject: [Veritas-bu] Sharing tapedrives with Linux Media servers
From: kfhemness AT ucdavis DOT edu (Kathryn Hemness)
Date: Wed, 22 Mar 2006 07:50:23 -0800 (PST)
Thanks, Peter.

I'm running NB51MP3A.  I'll try the vm.conf entry.

On Wed, 22 Mar 2006, Peter DrakeUnderkoffler wrote:

> Date: Wed, 22 Mar 2006 10:13:32 -0500
> From: Peter DrakeUnderkoffler <pcd AT xinupro DOT com>
> To: Kathryn Hemness <kfhemness AT ucdavis DOT edu>
> Cc: veritas-bu AT mailman.eng.auburn DOT edu
> Subject: Re: [Veritas-bu] Sharing tapedrives with Linux Media servers
>
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> You are running into persistent binding issues, or lack there of.  This is
> accomplished by a couple different methods depending on you Linux version
> and HBA model.  NetBackup has a solution built in to the volume manager 
> portion
> of it.  If you add the following entry in you /usr/openv/volmgr/vm.conf file:
>
> ENABLE_AUTO_PATH_CORRECTION
>
> This may take care of your problem most easily.  Not sure which version of NBU
> you are working with as that is not in your email.  More details up front
> in the message allow others to help more easily.
>
> Thanks
> Peter
>
> Peter DrakeUnderkoffler
> Xinupro, LLC
> 617-834-2352
>
>
>
> Kathryn Hemness wrote:
> > Greetings,
> >
> > I've been fighting with sharing tapedrives with a Linux media server
> > for about a month now and I'd really appreciate some help.
> >
> > My problem lies not with the sharing but with the linux device paths
> > becoming unconfigured when the linux server is rebooted.  I have 2
> > Solaris servers and 1 Linux server, and the drives are in an 8-drive
> > library connected to a fiber-channel switch.
> >
> > When I reboot the Linux server when any of the tape drives is in use
> > by the other servers, my Linux server won't configure any of them and
> > ltid won't start.  This behavior is unique to shared tape drives; if
> > I configure a couple of drives in the library as dedicated to the Linux
> > media server, then the device files persist across reboots.
> >
> > I've just ordered 2 more Linux boxes to replace the Solaris boxes
> > because of their superior throughput so I have to get this issue resolve.
> >
> > Thanks for any help.
> >
> >
> > --kathy
> >
> > _______________________________________________
> > Veritas-bu maillist  -  Veritas-bu AT mailman.eng.auburn DOT edu
> > http://mailman.eng.auburn.edu/mailman/listinfo/veritas-bu
> >
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--kathy

===============================================================================
Kathryn Hemness                        kfhemness AT ucdavis DOT edu
System Administrator                   phone: 530.752.6547
Campus Data Center & Client Services   fax:   530.752.9154