On Sat, Jul 11, 2020 at 12:28 AM Andrei Borzenkov <arvidjaar@xxxxxxxxx> wrote: > > 11.07.2020 04:37, Chris Murphy пишет: > > Summary: > > > > df claims this volume is full, which is how it actually behaves. Rsync > > fails with an out of space message. But 'btrfs fi us' reports > > seemingly misleading/incorrect information: > > > > Free (estimated): 12.64GiB (min: 6.33GiB) > > > > If Btrfs can't do single device raid0, and it seems it can't, then > > this free space reporting seems wrong twice. (Both values.) > > > > This space can be used with single or dup profiles so it is actually > correct (second number being for dup). It would of course be nice to get > extended output "how much space for each profile", but as "estimation of > theoretical free space" it is absolutely correct. > > Of course I do not know whether it is correct by design or by coincidence :) It's correct, in any case, in the context of conversion. The difficulty is that it's not correct when it comes to strictly data with the current profile. -- Chris Murphy
