Sticking with an IBM solution that is. VMWare can run in the Linux in your 
LPAR and then have many guests. How many shops might be doing that? Or 
even in a Linux guest under z/VM?


On Fri, 7 Dec 2007 11:02:25 -0700, Mark Post <[EMAIL PROTECTED]> wrote:

>>>> On Fri, Dec 7, 2007 at 10:12 AM, in message
><[EMAIL PROTECTED]>, 
Wayne Driscoll
><[EMAIL PROTECTED]> wrote:
>> Now that the hard part of getting Linux to run
>> in an LPAR has been done, I don't see the need to eliminate it, but it
>> would be interesting to see the percentage of Linux on z usage in LPAR
>> vs z/VM.
>
>There are a few _very_ large LPAR-only shops, mainly in Japan.  Other than 
that, if you limit the discussion to production use, the number of LPAR-only 
installations would be very small.  When you want to have more than two or 
three Linux systems, z/VM is the only way to go.  Doing it with LPARs is just 
too restrictive, and you don't get the amount of sharing necessary to do it 
economically.  (I'm referencing real storage for the most part with that last 
sentence.)  Plus, using z/VM eliminates a lot of consoles, the need to go to 
the machine room to get to a console, etc.
>
>
>Mark Post
>
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