On Mittwoch 04 Februar 2009 Michael Monnerie wrote:
> On Mittwoch 04 Februar 2009 Dave Chinner wrote:
> > > What just comes to my mind: what about XEN/VMware?
> > >
> > > What settings should be used within a virtual machine? Even if I
> > > have battery backed cache and nobarrier on the host, the VM
> > > itself could crash, or the whole host freeze. Is "nobarrier" save
> > > within a VM?
> > Depends on the implementation of the hypervisor.
> OK, so we don't know?
> I guess VMware will be the most used for Linux systems, and XEN usage
> will soon grow a lot as it's directly in the kernel now. Does anybody
> know for those two, whether "nobarrier" is save/needed/a bad thing?
Does anybody know about XEN/VMware? It would be interesting, maybe worth
a FAQ entry if we have a good answer.
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