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

[Valtteri Kiviniemi <mailinglists@xxxxxxxxxxxx>]

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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