Alnitak has an open disk space warning in icinga
DISK WARNING - free space: / 3447 MB (49% inode=80%): /sys/fs/cgroup 0 MB (100% inode=99%): /dev 32184 MB (99% inode=99%): /run 6438 MB (99% inode=99%): /run/lock 5 MB (100% inode=99%): /run/shm 32196 MB (100% inode=99%): /run/user 100 MB (100% inode=99%): /boot 182 MB (72% inode=99%): /srv 1011695 MB (20% inode=99%):