我有类似的问题,如 unix.stackexchange.com/questions/37489/
btrfs filesystem show
Label: none uuid: 3fdeaf6d-ca88-4cc8-8405-f882f02693f7
Total devices 3 FS bytes used 1.53MB
devid 3 size 931.51GB used 2.00GB path /dev/sdd
devid 2 size 931.51GB used 2.00GB path /dev/sdb
devid 1 size 3.64TB used 2.02GB path /dev/sda
Btrfs v0.20-rc1
df -h | grep mnt
/dev/sdb 5.5T 1.6M 2.8T 1% /mnt/btrfs
btrfs fi df /mnt/btrfs/
Data, RAID0: total=3.00GB, used=1.50MB
Data: total=8.00MB, used=0.00
System, RAID0: total=15.94MB, used=4.00KB
System: total=4.00MB, used=0.00
Metadata, RAID0: total=3.00GB, used=24.00KB
Metadata: total=8.00MB, used=0.00
我不知道为什么我只有2,8T?
答案1
在 Raid0 中,BTRFS 将仅使用所有其他驱动器上最小驱动器的大小...在您的情况下0.93TB * 3 HD = 2.8TB HD