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Re: Virtualization... Has nada to do with licensing.



Ok so the point i was making about the bios date is this, load linux into one of these virtualization apps (NOT XEN, the others) then look at the hardware specs that are being provided to the virtual session... not even close to sufficient.

For OSX Sessions the graphics would kill ya.

For OSX Server you are in a lil better shape but you have to contend with older IDE technology in the virtual session which makes booting painful, if you choose scsi its a lil better.

Desktop and Server virtualization both use the same underlying technologies, the big difference is the management tools, and in memory movement of virtual sessions from host to host for redundancy, and capacity planning.

There is no EFI support in the current virtualization technologies, though some folks in the XEN community have made some efforts in this regard with openbios.

The licensing is definitely an issue.. what i am saying is its not the only nor the biggest issue to tackle you have hardware emulation issues as well and that will keep it from being a viable alternative longer than the licensing which can be addressed quickly (if apple so desired) like microsoft did.



On Oct 8, 2007, at 10/8 12:14 PM, Dave Schroeder wrote:


On Oct 8, 2007, at 11:01 AM, Michele (Mike) Hjorleifsson wrote:

The Licensing questions are moot, i have run OSX and OSX server in a virtual machine and it is horrible... why ? Not OSX's fault
if you look at vmware fusion, parallels or even zen.. take a look at the bios date, the video bios that is reported etc.etc.. the virtualized
session is not beefy enough (from the perspective of what hardware is being provided by the session) to run and make OSX look/feel
proper (snappy).


Fusion and Parallels have just, in their latest releases, provided facilities for more advanced graphics like DirectX or OpenGL, so i think
it will be a lil while till these VM machines are in a place where they could really run OSX properly, or well enough, for the community
to like it.

No, it has a LOT to do with licensing. If you think the only reason we don't have virtualized Mac OS X/Mac OS X Server is because of performance, you're very wrong. It has everything to do with the licensing...any technical issues would be very easily addressed, and have nothing to do with the "bios date".


There are a lot more issues here. First, if you're virtualizing a server environment, the video performance at the console and whether or not you have Quartz Extreme is utterly meaningless. Desktop virtualization and server virtualization are two very different markets with very different needs. The requirements for Mac OS X/Mac OS X Server in this context are not significantly different from Windows, Linux, or any other UNIX. Sure, if you don't have accelerated graphics, it's unpleasant as a desktop environment. That same fact is meaningless for use as a server environment. For example, I care approximately zero about local video performance for Mac OS X Server used as a virtual server.

Further, to run Mac OS X or Mac OS X Server in any virtual environment (e.g., the non-Mac OS X versions of VMware), you must use a (badly) hacked and completely unsupported version of Mac OS X that has broader issues than simply being used in virtualization.

And you inadvertently made this point with the talk of "BIOS"...Mac OS X (Intel), post-10.4.3 betas, doesn't even use BIOS. EFI support (and Apple's blessing), for example, would be required in any virtualization solution that officially supported Mac OS X/Mac OS X Server without modification.

- Dave

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References: 
 >Virtualization... Has nada to do with licensing. (From: "Michele (Mike) Hjorleifsson" <email@hidden>)
 >Re: Virtualization... Has nada to do with licensing. (From: Dave Schroeder <email@hidden>)



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