Re:APFS changes in Big Sur: how Time Machine backs up to APFS
by nikisweeting on Tuesday September 29, 2020 @02:12AM
(#24624621)
SMB on ZFS also works excellently, 4 years and counting with many power losses, ungraceful ejections, etc. never a corrupted backup.
https://manpages.debian.org/buster/samba-vfs-modules/vfs_fru...
TL;DR though: add the following configuration to the global section of your smb.conf:
And under the section for your Time Machine share: