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

[Dietmar Maurer]

> Subject: Re: [pve-devel] Fwd: Re: recommanded cache setting for rbd image
> 
> > Yes, it's safe, in the meaning of "you can break your filesystem".
> >
> > But you can loose last x seconds of writes if case of powerfailure.
> 
> But this is standard behavior, also on physical hosts? I guess we loose much
> performance with those syncs. Why do we want to be safer than a physical
> host?

Maybe it is needed for complex file formats like qcow2?

So we should have a cache default per storage plugin?