Filesystem      Size  Used Avail Use% Mounted on
tmpfs           6.3G  4.3M  6.3G   1% /run
/dev/vda1       300G   30G  258G  11% /
tmpfs            32G  888K   32G   1% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           6.3G  8.0K  6.3G   1% /run/user/1000
overlay         300G   30G  258G  11% /var/lib/docker/rootfs/overlayfs/2cd7b5c1a09156b24cf1ec4aef14cb811f4fd16c4b4cec0d5dce31e48ed786bb
tmpfs           512M  123M  390M  24% /opt/stack/data/etcd