On 08/29/2018 02:52 PM, Qu Wenruo wrote:
On 2018/8/29 下午8:49, Pierre Couderc wrote:I want to reinstall a RAID1 btrfs system (wchis is now under debian stretch, and will be reinstalled in stretch).If you still want to use btrfs, just umount the original fs, and # mkfs.btrfs -f <old devices>
The problem is to "unmount" the RAID1 system.. I have not found how to do that.I have found a solution by reinstalling under debian, it now asks if need to reformat thez btrfs disk...
