Sorry about the wrap, here is the tinyurl
http://tinyurl.com/prpqnee

Lizette


> -----Original Message-----
> From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On
> Behalf Of Lizette Koehler
> Sent: Tuesday, November 18, 2014 8:02 AM
> To: IBM-MAIN@LISTSERV.UA.EDU
> Subject: Re: HSM ML2 on disk
> 
> There is a thread (and yes it is Mine) on IBM MAIN Archives
> https://listserv.ua.edu/cgi-bin/wa?A2=ind1408&L=IBM-MAIN&P=R53605&I=-
> 3&X=FED
> 837FA3AD00EC1A4&d=No+Match%3BMatch%3BMatches
> 
> This discussion was on HSM and DASD ML2
> 
> One commenter provided this
> 
> While control unit storage tiering may be considered as a replacement to
HSM
> processing for smaller environments, such a recommendation is an over
> simplification of the need for a comprehensive ILM strategy to properly
manage
> data in middle-to-large environments.  At the various conferences that I
attend each
> year, this concept was originally discussed when cu tiering was first
introduced, but
> after discussions, all three vendors see the value of HSM ILM and cu
tiering being
> used together to create a powerful solution as opposed trying to select
one over
> another.  Each tiering technique, hardware and software, has strengths and
> weaknesses.  Using each technique to its strengths provides tremendous
> opportunity as we move forward with managing the significant growth of
data that
> we are seeing.  In z/OS V2R1, DFSMS introduced its initial Storage Tiering
solution.
> This offering lays the framework for z/OS's long term strategy to provide
various
> ILMs solutions so that clients can implement the ILM solution that works
best for
> them.  An integral part of this strategy is to move away from ML1 and move
toward
> an L0 - Ln, ML2 solution.  Tape is still clearly the best storage media
for long-term
> data archiving, and all three vendors will agree to that.  I am currently
working with
> clients to move to an L0 - Ln, ML2 environment, and it is exciting to see
the
> opportunities that exist by integrating software and hardware tiering into
a single,
> powerful ILM strategy.  I'm more than happy to meet with clients to
discuss the
> V2R1 DFSMS Storage Tiering solution and discuss the opportunities that it
provides
> to exploit the strengths of the two types of tiering.
> 
> 
> Lizette
> 
> 
> > -----Original Message-----
> > From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU]
> > On Behalf Of Hervey Martinez
> > Sent: Tuesday, November 18, 2014 7:18 AM
> > To: IBM-MAIN@LISTSERV.UA.EDU
> > Subject: HSM ML2 on disk
> >
> > Just wondering if any of you out there have converted your Mainframe's
> > HSM
> ML2
> > from tape to disk? If so, what are the pitfalls? A quick search of
> > Google
> did not yield
> > much; so, just wondering if anybody has done this.
> >
> > Regards,
> >
> > Hervey
> > Storage Administrator
> >

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