How to resize docker pool size with docker ce 17 (centos)?

It’s running out of space with a few containers and images. How to resize docker pool size with docker ce 17 (centos)? Want to expand it from 20G to 100G. I’m not able to start docker service now.

$df
/dev/xvda3 207710036 29473308 167662600 15% /
/dev/xvda5 25165824 19947980 0 100% /var/lib/docker