Re: [Xen-devel] Which disk backend to use in domU?

[Valtteri Kiviniemi <mailinglists@xxxxxxxxxxxx>]

Hi,

Ah, misunderstanding sorry, you were talking about disk images :)

Valtteri Kiviniemi kirjoitti:
> Hi,
>
> I am also using phy: with LVM-partitions, and I also would like to know 
> if there is a better or more preferred way.
> - Valtteri Kiviniemi
>
> Neobiker kirjoitti:
> > Hello Jeremy,
> >
> >
> > Jeremy Fitzhardinge wrote:
> > > Using phy: in your config file?  That really isn't recommended 
> > > because it
> > > has poor integrity; the writes are buffered in dom0 so writes can be
> > > reordered or lost on crash, and the guest filesystem can't maintain any
> > > of its own integrity guarantees.
> > >
> > > tap:aio: is more resilient, since the writes go directly to the device
> > > without buffering.
> > Do you mean that using tap:aio with a disk.image is prefered against 
> > using
> > phy: with LVM-device?
> >
> > Best Regards
> > Jens Friedrich aka Neobiker (www.neobiker.de)
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