On Mon, 8 Apr 2019 at 18:27, Scott E. Blomquist <[email protected]> wrote: > > root@cbmm-fsb:~# btrfs fi df /home/cbcl > Data, single: total=79.80TiB, used=79.80TiB > System, RAID1: total=32.00MiB, used=9.09MiB > Metadata, RAID1: total=757.00GiB, used=281.34GiB > Metadata, DUP: total=22.50GiB, used=19.27GiB > GlobalReserve, single: total=512.00MiB, used=0.00B > > sda and sdb are megaraid raid6 with BBU and both are optimal.
You should convert the remaining "Metadata, DUP" to RAID1. btrfs balance start -v -mconvert=raid1,soft /home/cbcl
