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RE: Tape backup strategy



fixed


That's why we prefer the hardware compression feature on all tape
drives...

It would be nice if we could backup accross removeable (and AFFORDABLE)
disks like we can with Windows, linux, aix, etc....



On Sun, 3 Oct 2004, Al Barsa wrote:

>
> Software compression is very expensive from a CPU perspective.
>
> Al
>
> Al Barsa, Jr.
> Barsa Consulting Group, LLC
>
> 400>390
>
> "i" comes before "p", "x" and "z"
> e gads
>
> Our system's had more names than Elizabeth Taylor!
>
> 914-251-1234
> 914-251-9406 fax
>
> http://www.barsaconsulting.com
> http://www.taatool.com
> http://www.as400connection.com
>
>
>
>
>              "Jones, John
>              (US)"
>              <John.Jones@xxxxx                                          To
>              l.com>                    "Midrange Systems Technical
>              Sent by:                  Discussion"
>              midrange-l-bounce         <midrange-l@xxxxxxxxxxxx>
>              s@xxxxxxxxxxxx                                             cc
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>                                                                    Subject
>              10/01/2004 03:19          RE: Tape backup strategy
>              PM
>
>
>              Please respond to
>              Midrange Systems
>                  Technical
>                 Discussion
>              <midrange-l@midra
>                  nge.com>
>
>
>
>
>
>
> Add DTACPR(*YES) to your SAVLIB commands to use compression on the save
> file.  That should dramatically reduce the amount of disk space required
> for the SAVF.
>
> John A. Jones, CISSP
> Americas Information Security Officer
> Jones Lang LaSalle, Inc.
> V: +1-630-455-2787  F: +1-312-601-1782
> john.jones@xxxxxxxxxx
>
> -----Original Message-----
> From: Steve Morrison [mailto:smorrison@xxxxxxxxxxxxx]
> Sent: Friday, October 01, 2004 1:28 PM
> To: Midrange Systems Technical Discussion
> Subject: RE: Tape backup strategy
>
> The previous message was incomplete.
>
> The simplest approach is to save to a savefile, on the AS/400, then save
> the savefile to tape during the day. Do you have enough empty disk space
> to accomplish this?
>
> The command would be SAVLIB LIB(libname) DEV(*SAVF)  SAVF(savefile)
>
> The save file will have to be created before you run this command.
>
> To copy the savefile to tape use   SAVSAVFDTA SAVF(savefile) DEV(TAPxx)
>
>
> Steve Morrison
> Beacon Insurance
> 940-720-4672
>
>
>
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