4 ms·By butterFS do you mean btrfs? I know the former only as a pronunciation of the latter.by bscphil 8y agoBy butterFS do you mean btrfs? I know the former only as a pronunciation of the latter.copperx 8y agob-tree-FS has the same number of syllables, so butterFS is an unnecessary and silly pronunciation.rurban 8y agoNope, that is exactly the name under which it is commonly known, and that's how its developers pronounce it officially.