ADSM-L

Re: Backup to multiple tape simultaneously

2015-10-04 17:10:42
Subject: Re: Backup to multiple tape simultaneously
From: "Bill Smoldt" <smoldt AT STORSOL DOT COM>
To: <ADSM-L AT VM.MARIST DOT EDU>
> Although it is very easy to start a dsmc restore <filesystem> for each
> filesystem and do parallel restores today.
>
> Bill Smoldt
> STORServer, Inc.
>
> -----Original Message-----
> From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU]On Behalf Of
> ARhoads
> Sent: Wednesday, March 13, 2002 10:57 AM
> To: ADSM-L AT VM.MARIST DOT EDU
> Subject: Re: Backup to multiple tape simultaneously
>
>
> Only problem there is that your large restore will be single threaded
(until
> 5.1 -- maybe).
>
> Steffan
> ----- Original Message -----
> From: "Bill Boyer" <bill.boyer AT VERIZON DOT NET>
> To: <ADSM-L AT VM.MARIST DOT EDU>
> Sent: Wednesday, March 13, 2002 9:33 AM
> Subject: Re: Backup to multiple tape simultaneously
>
>
> > Sounds like a mangement nightmare! (no offense intended)
> >
> > Why not just specify a RESOURCEUTILIZATION > 2 in the DSM.OPT file and
> > update the nodes' MAXNUMMP value accordingly to get multiple backup
> streams.
> > The way I understand it and have seen it on Windows boxes, TSM will
start
> a
> > backup session for each drive..resource depending.
> >
> > Bill
> >
> > -----Original Message-----
> > From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU]On Behalf 
> > Of
> > ARhoads
> > Sent: Wednesday, March 13, 2002 10:21 AM
> > To: ADSM-L AT VM.MARIST DOT EDU
> > Subject: Re: Backup to multiple tape simultaneously
> >
> >
> > William,
> >
> > I've configured multiple clients, each with its own DSM.OPT and unique
> > NODENAME and separate INCLUDE_EXCLUDE files so each node backed-up a
> unique
> > portion of the file systems.
> >
> > Steffan
> > ----- Original Message -----
> > From: "Sascha Askani" <se7en_t_2 AT GMX DOT NET>
> > To: <ADSM-L AT VM.MARIST DOT EDU>
> > Sent: Wednesday, March 13, 2002 3:01 AM
> > Subject: Re: Backup to multiple tape simultaneously
> >
> >
> > > ----- Original Message -----
> > > From: "William SO Ng" <ngwso AT HK1.IBM DOT COM>
> > > To: <ADSM-L AT VM.MARIST DOT EDU>
> > > Sent: Wednesday, March 13, 2002 6:41 AM
> > > Subject: Backup to multiple tape simultaneously
> > >
> > >
> > > > Based on my understanding, TSM does not support simultaneously write
> to
> > > > multiple tape, i.e. I want to write to multiple tapes during backup.
> If
> > I
> > > > want to work around this limitation, can I do the followings :
> > > >
> > > > Install another instance on the TSM server.  Configure the new TSM
> > server
> > > > to backup the same set of files.  Start the backup at once for this
> two
> > > TSM
> > > > servers.  So one TSM server will backup to one drive, the other will
> > > backup
> > > > the next drive.
> > >
> > > Wouldn't just do setting MAXRESOURCEUTIL on the client to a higher
value
> > > accomplish the same ?
> > > Correct me if I'm wrong.
> > >
> > > Greetings
> > >
> > > Sascha
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