Btrfs-convert
From btrfs Wiki
This tool can convert ext2 to Btrfs. For a greater detail of how the algorithm works please see Conversion_from_Ext3
Note: This program must be build seperately by "make convert" and might not work or even build.
Usage
btrfs-convert [-d] [-i] [-n] [-r] <device>
Description of parameters
- "-d": disable data checksum
- "-i": ignore xattrs and ACLs
- "-n": disable packing of small files
- "-r": roll back to ext2