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SubjectRe: [PATCH][RF C/T/D] Unmapped page cache control - via boot parameter
Avi Kivity <avi@redhat.com> writes:

> On 03/22/2010 11:04 PM, Chris Webb wrote:
>
> >Unless I'm missing something, the risk to guest OSes in this configuration
> >should therefore be exactly the same as the risk from running on normal
> >commodity hardware with such drives and no expensive battery-backed RAM.
>
> A host crash will destroy your data. If your machine is connected
> to a UPS, only a firmware crash can destroy your data.

Yes, that's a good point: in this configuration a host crash is equivalent
to a power failure rather than a OS crash in terms of data loss.

Cheers,

Chris.


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