Re: Activating space_cache after read-only snapshots without space_cache have been taken

2013-04-16 Thread Ochi
On 04/16/2013 10:10 AM, Sander wrote: Liu Bo wrote (ao): On Tue, Apr 16, 2013 at 02:28:51AM +0200, Ochi wrote: The situation is the following: I have created a backup-volume to which I regularly rsync a backup of my system into a subvolume. After rsync'ing, I take a _read-only_ snapshot of that

Re: Activating space_cache after read-only snapshots without space_cache have been taken

2013-04-16 Thread Sander
Liu Bo wrote (ao): > On Tue, Apr 16, 2013 at 02:28:51AM +0200, Ochi wrote: > > The situation is the following: I have created a backup-volume to > > which I regularly rsync a backup of my system into a subvolume. > > After rsync'ing, I take a _read-only_ snapshot of that subvolume > > with a timest

Re: Activating space_cache after read-only snapshots without space_cache have been taken

2013-04-15 Thread Liu Bo
On Tue, Apr 16, 2013 at 02:28:51AM +0200, Ochi wrote: > Hello everyone, > > I've ran into problems with _very_ slow unmounting of my > btrfs-formatted "backup" volume. I have a suspicion what might be > the cause but maybe someone with more experience with the btrfs code > could enlighten me wheth

Activating space_cache after read-only snapshots without space_cache have been taken

2013-04-15 Thread Ochi
Hello everyone, I've ran into problems with _very_ slow unmounting of my btrfs-formatted "backup" volume. I have a suspicion what might be the cause but maybe someone with more experience with the btrfs code could enlighten me whether it is actually correct. The situation is the following: I