On Thu, Jun 16, 2011 at 1:44 AM, Anthony Liguori <anthony@xxxxxxxxxxxxx> wrote:
>> That's probably why it's fast, it doesn't preserve data integrity :(
>
> Actually, I misread the code. It does unstable writes but it does do
> fsync() on FLUSH.
Yes. That's fine, right? Or did we misread how virtio block devices
are supposed to work?
Btw, unstable writes doesn't really explain why *read* performance is better.
Pekka
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