It's true the UNIX server will not be able to read the tapes directly.
But that's what import-export is for.
And if you search the archives of this list (www.adsm.org), several people
have described how to use server-to-server communications along with
import/export to eliminate tapes from the process.
It can be done, it just isn't easy....

> -----Original Message-----
> From: Tracy T. [SMTP:adsmigmo AT YAHOO DOT COM]
> Sent: Tuesday, July 11, 2000 12:58 PM
> To:   ADSM-L AT VM.MARIST DOT EDU
> Subject:      Re: migrate mvs server to unix
>
> I got some clarification on why my HSM client data
> can't be migrated from an MVS ADSM server to a UNIX
> server.  According to the Tivoli guys a UNIX server is
> not going to be able to read the EBCDIC tape format
> from the MVS system - so apparently *all* data on the
> tapes will be poo-poo.   We'll be starting from
> scratch - all history will be lost.  Doesn't seem
> right.
>
>
>
>
>
> --- Richard Sims <rbs AT BU DOT EDU> wrote:
> > >We're planning on moving from a MVS server to a
> > UNIX
> > >server, sometime the first of next year.  We were
> > told
> > >that (for whatever reason), HSM data on clients is
> > not
> > >migratable from one server to the next, even though
> > we
> > >plan on using the same tape library.
> >
> > Tracy - Whoever told you that should explain to you
> > what they
> >         meant.  Certainly the Export Node command
> > will export
> > Spacemanaged data.  You didn't tell us what flavor
> > of Unix, but
> > certainly AIX and Solaris have HSM client support.
> > Worst case, you could get two 36GB disks for all the
> > data, mark
> > it Read-without-recall on the present client, and
> > network transfer
> > it to the new system's disks for non-HSM storage.
> > And there are
> > file systems which auto-compress data.  Lots of
> > possibilities
> > with today's technology.
> >    Richard Sims, BU
>
>
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