just FYI; I don't know when I'll have time to look into it, but in case anyone else wants to :) # rm -f /mnt/test2/16tfile # touch /mnt/test2/16tfile # truncate --size 16t /mnt/test2/16tfile # mkfs.ext4 -F -E lazy_itable_init=1 /mnt/test2/16tfile # resize/resize2fs /mnt/test2/16tfile 4294967290 resize2fs 1.41.14 (22-Dec-2010) Resizing the filesystem on /mnt/test2/16tfile to 4294967290 (4k) blocks. Illegal block number passed to ext2fs_unmark_block_bitmap #4294967295 for block bitmap for /mnt/test2/16tfile resize/resize2fs: Invalid argument while trying to resize /mnt/test2/16tfile Please run 'e2fsck -fy /mnt/test2/16tfile' to fix the filesystem after the aborted resize operation. -Eric -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html