virtual machines

[Tyler Aviss]

Perhaps using a COW filesystem and individual COW-files per each
session? I haven't noticed VMWare supporting COW's, but Qemu does...
albeit not for this purpose (though you could create two qcow's and
then have different sessions with them).

On 8/20/07, Lennart Sorensen <lsorense-1wCw9BSqJbv44Nm34jS7GywD8/FfD2ys at public.gmane.org> wrote:
> On Fri, Aug 17, 2007 at 12:19:38PM -0400, Sy Ali wrote:
> > This used to not be possible.  I did fair testing and learned that
> > while the functionality was there and reported as there, there were
> > notes hidden in documentation which say it's untested and unsupported.
> >  At the time when i was testing it would quietly obliterate your
> > files.
> >
> > So.. this functionality might still not be supported.
> >
> > I wanted to do things this way so that I wouldn't have to bother
> > installing fancy vmware connectivity  software within that installation
> > in order to transfer files back and forth.
>
> With caching and locking and such to worry about, how would a
> filesystem deal with two OSs trying to read and write the same
> filesystem at the same time?  Unless the filesystem was designed
> specifically to allow simultanious access, then it won't work.
>
> Not something VMware can do anything to solve.
>
> --
> Len Sorensen
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