On Thu, 2014-03-13 at 14:27 -0600, Chris Murphy wrote: > >> btrfs fi df /home #this is short for btrfs filesystem df /home > > > > $ sudo btrfs fi df /home > > Data, single: total=78.01GiB, used=73.44GiB > ^^^^^^^^^ > > So this means the data profile is single, which means it's allocating > in 1GB chunks, alternating devices once they have the same free space > remaining. OK > > > System, RAID1: total=8.00MiB, used=16.00KiB > > Metadata, RAID1: total=1.00GiB, used=295.20Mi > ^^^^^^^^^^^ > > And metadata is raid1 so it's mirrored on both devices. Absolutely no idea how that happened. I definitely did not (intentionally at least) ask for RAID1. > > I'm wondering where the bulk of the 1TB HDD has gone. > > Your btrfs fi show will reveal the breakdown: > > > > > $ sudo btrfs fi show > > Label: xtra uuid: 22fecad3-619d-4a9b-aace-35a2e4e04c49 > > Total devices 2 FS bytes used 73.72GiB > > devid 1 size 4.19GiB used 1.03GiB path /dev/sda2 > > devid 2 size 927.32GiB used 79.01GiB path /dev/sdb1 > > So there is a 1GB allocation on the SSD, and 79GB allocation on the > HDD, which is consistent with the single profile filling up the device > with the most free space first. Once free space is equal, it will > alternate allocations between the two drives. Right. > > > > > > >> And does the first line Label: match the new label or the old? > > > > xtra is the new label. /dev/disk/by-label still shows the old label > and > > not the new one. > > Does the old one persist after a reboot? After reboot I'm seeing the new label instead of the old one, so that's something. > There's a huge pile of btrfs patches in 3.14 so it'd be interesting if > you get different results with 3.14.0-0.rc6.git0.1.fc21.x86_64 > available in koji (which is NOT a debug kernel, newer ones are unless > otherwise specified in the changelog section; typically the first > build on Monday after the release of a new rc version on kernel.org is > git0 and is not a debug kernel so you can use it on F20; the debug > kernels are much much slower). Maybe so, but I'm not sure I want to get into kernel testing right now. poc -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Fedora Code of Conduct: http://fedoraproject.org/code-of-conduct Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines Have a question? Ask away: http://ask.fedoraproject.org
