[Veritas-bu] number of tapes
2003-05-05 11:20:59
how do i configure NBU to compress the data that it is going to backup?
----- Original Message -----
From: "Paul Winkeler" <pwinkeler AT pbnj-solutions DOT com>
To: "'Sen'" <discussion.groups AT gmx DOT net>
Cc: <veritas-bu AT mailman.eng.auburn DOT edu>
Sent: Monday, May 05, 2003 7:21 PM
Subject: RE: [Veritas-bu] number of tapes
Sen
You cannot set the ratio (wish that you could though!) You can control
compression on a yes/no basis by configuring your OS appropriately but after
that compression is as good as the source data will let it be.
Why would you not compress?
PaulW
www.pbnj-solutions.com IT Solutions That Stick
(216) 533-5708
> -----Original Message-----
> From: veritas-bu-admin AT mailman.eng.auburn DOT edu
> [mailto:veritas-bu-admin AT mailman.eng.auburn DOT edu] On Behalf Of Sen
> Sent: Monday, May 05, 2003 6:50 AM
> To: Matt Moody
> Cc: netbackup-l; nbu-lserv; veritas-bu AT mailman.eng.auburn DOT edu
> Subject: Re: [Veritas-bu] number of tapes
>
>
> how do i set the Compression ratio ??
>
> ----- Original Message -----
> From: "Matt Moody" <mattm AT m-c-s DOT com>
> To: "Sen" <discussion.groups AT gmx DOT net>
> Sent: Sunday, May 04, 2003 3:35 PM
> Subject: RE: [Veritas-bu] number of tapes
>
>
> > DLT8k drive assuming non-compressed will require 4 tapes for the
> > backup. Compressed 2:1 will require 2 tapes.
> >
> > ASCII data (text) is highly compressable whereas .pdf's and
> some image
> types
> > are not very compressable. Assume 3 tapes, expect less required.
> >
> > Matthew Moody
> > MCSI
> >
> > -----Original Message-----
> > From: veritas-bu-admin AT mailman.eng.auburn DOT edu
> > [mailto:veritas-bu-admin AT mailman.eng.auburn DOT edu]On Behalf Of Sen
> > Sent: Sunday, May 04, 2003 1:07 AM
> > To: Matt Moody; netbackup-l; nbu-lserv;
> > veritas-bu AT mailman.eng.auburn DOT edu
> > Subject: Re: [Veritas-bu] number of tapes
> >
> >
> > i am using DLT 40/80
> > how do i know the estimated data compression?
> > its a 1 time backup, keep for 1 month
> >
> > ----- Original Message -----
> > From: "Matt Moody" <mattm AT m-c-s DOT com>
> > To: "Sen" <discussion.groups AT gmx DOT net>; "netbackup-l"
> > <netbackup-l AT yahoogroups DOT com>; "nbu-lserv"
> > <nbu-lserv AT dsihost-srv01 DOT com>; <veritas-bu AT mailman.eng.auburn DOT
> > edu>
> > Sent: Sunday, May 04, 2003 2:00 PM
> > Subject: RE: [Veritas-bu] number of tapes
> >
> >
> > > What tape drives will you be using? How much estimated data
> compression?
> > > Are you talking a one-time backup or a backup rotation. If
> > > rotation,
> how
> > > long will you be keeping the data?
> > >
> > > Matthew Moody
> > > MCSI
> > >
> > >
> > >
> > > -----Original Message-----
> > > From: veritas-bu-admin AT mailman.eng.auburn DOT edu
> > > [mailto:veritas-bu-admin AT mailman.eng.auburn DOT edu]On Behalf Of Sen
> > > Sent: Saturday, May 03, 2003 11:34 PM
> > > To: netbackup-l; nbu-lserv; veritas-bu AT mailman.eng.auburn DOT edu
> > > Subject: [Veritas-bu] number of tapes
> > >
> > >
> > > Hi,
> > > how many backup tapes do you think is required for 150GB of data?
> > >
> > > Thanks
> > >
> > > _______________________________________________
> > > Veritas-bu maillist - Veritas-bu AT mailman.eng.auburn DOT edu
> > > http://mailman.eng.auburn.edu/mailman/listinfo/veritas-bu
> > >
> > >
> > >
> >
> >
> > _______________________________________________
> > Veritas-bu maillist - Veritas-bu AT mailman.eng.auburn DOT edu
> > http://mailman.eng.auburn.edu/mailman/listinfo/veritas-bu
> >
> >
> >
>
>
> _______________________________________________
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