* [[GParted stop after next operation?|https://superuser.com/questions/312149/gparted-stop-after-next-operation]] --- TLDR: libparted doesn't keep copies of disk data, so the operation can be stopped without data loss only with luck and/or stopping at the least bad time.
Note (2023-08-04): I tried Btrfs more than a year ago on [[Linux Lite]] (with ZSTD compression iirc) but after filling up the entire partition leaving 0 bytes available, even after deleting files, the partition was like corrupted, couldn't write to it anymore.
* [[https://btrfs.readthedocs.io/en/latest/Compression.html]] --- ZSTD is the best-balanced compressor