Yeah, CoreOS used to have btrfs as default, and changed away due to many issues: http://www.phoronix.com/scan.php?page=news_item&px=CoreOS-Btrfs-To-EXT4-Overlay

Yeah, CoreOS used to have btrfs as default, and changed away due to many issues: http://www.phoronix.com/scan.php?page=news_item&px=CoreOS-Btrfs-To-EXT4-OverlayFS http://www.phoronix.com/scan.php?page=news_item&px=CoreOS-Bt...