Filesystem      Size  Used Avail Use% Mounted on
tmpfs           795M  4.5M  790M   1% /run
/dev/vda1        37G   22G   14G  62% /
tmpfs           3.9G  264K  3.9G   1% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           795M  8.0K  795M   1% /run/user/1000
tmpfs           512M  123M  390M  24% /opt/stack/data/etcd
overlay          37G   22G   14G  62% /var/lib/docker/overlay2/db2c1ab0bbbd035f1ab72c6409e3a8437b7c0354b5ceaa63cd3f9dff4df4fd1b/merged
overlay          37G   22G   14G  62% /var/lib/docker/overlay2/9e3d02515994ceca94b739d5bd485528e2b5b943162a1d14182a5173c73a7eb3/merged
overlay          37G   22G   14G  62% /var/lib/docker/overlay2/1a84dfe767799cfc79ddbcd14054e5ddef1869bdfd60cf432a8c30b20c5b4eff/merged
overlay          37G   22G   14G  62% /var/lib/docker/overlay2/9cfa3b8b626ce53cb056aa3e589045a14ecbfc209906430f60a22ff37ba93957/merged