niginx 
Linux ip-172-31-26-142 4.6.0-1-amd64 #1 SMP Debian 4.6.4-1 (2016-07-18) x86_64 GNU/Linux

$ df Filesystem 1K-blocks Used Available Use% Mounted on udev 499396 0 499396 0% /dev tmpfs 101892 10560 91332 11% /run /dev/xvda2 8124836 1155020 6534056 16% / tmpfs 509444 0 509444 0% /dev/shm tmpfs 5120 0 5120 0% /run/lock tmpfs 509444 0 509444 0% /sys/fs/cgroup