[pve-devel] Fwd: Re: recommanded cache setting for rbd image

[Dietmar Maurer]

> >>The user can choose on the GUI, but we need a reasonable default.
> I think cache=none is a good default

But qemu people thing 'writeback' is a better default - can't we simply trust them?
What is the default with libvirt?

> But user really need support for barrier with kernel < 2.6.37, or it can really

I thought barriers are handled completely inside the guest?