hi, I have an 80GB external HDD with one btrfs partition. Latest kernel module and btrfs-progs from "unstable" git repos. # mount [...] /dev/sdb1 on /media/coolermaster type btrfs (rw) # df -h [...] /dev/sdb1 75G 61G 15G 81% /media/coolermaster It seems like i have 15GB free space on the btrfs formatted partition, but when i try to create a file of 4GB on the btrfs filesystem i get the following error: root@alderaan:/media/coolermaster/tmp# dd if=/dev/zero of=foobar.img bs=1024 count=4000K dd: writing `foobar.img': No space left on device 3372894+0 records in 3372893+0 records out 3453842432 bytes (3.5 GB) copied, 321.087 s, 10.8 MB/s syslog: Dec 8 10:35:46 alderaan kernel: [30716.434747] device fsid 46489b7e62f254e0-e306291dd7724d8f devid 1 transid 283 /dev/sdb1 Dec 8 10:35:50 alderaan kernel: [30720.457774] space info full 36 Am i missing something (e.g. reserved space for root, etc.) obvious here? Thanks, -- mg -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
