On Sun, Jun 02, 2013 at 12:52:40PM -0400, Chris Murphy wrote: > > On Jun 2, 2013, at 12:17 PM, Tim Eggleston <li...@timeggleston.co.uk> wrote: > > > > root@mckinley:/# btrfs fi df /mnt/shares/btrfsvol0 > > Data, RAID10: total=2.06TB, used=2.06TB > > System, RAID10: total=64.00MB, used=188.00KB > > System: total=4.00MB, used=0.00 > > Metadata, RAID10: total=3.00GB, used=2.29GB > > > > > > Am I being an idiot and missing something here?
> No, it's confusing. btrfs fi df doesn't show free space. The first > value is what space the fs has allocated for the data usage type, > and the 2nd value is how much of that allocation is actually being > used. I personally think the allocated value is useless for mortal > users. I'd rather have some idea of what free space I have left, and > the regular df command presents this in an annoying way also because > it shows the total volume size, not accounting for the double > consumption of raid1. So no matter how you slice it, it's confusing. It's the nature of the beast, unfortunately. So far, nobody's managed to come up with a simple method of showing free space and space usage that isn't going to be misleading somehow. Hugo. -- === Hugo Mills: hugo@... carfax.org.uk | darksatanic.net | lug.org.uk === PGP key: 65E74AC0 from wwwkeys.eu.pgp.net or http://www.carfax.org.uk --- If you're not part of the solution, you're part --- of the precipiate.
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