docker-compose up error

docker-compose up error

ch4rli3kop@Mandu:~/composetest$ sudo docker-compose up
ERROR: Couldn't connect to Docker daemon at http+docker://localhost - is it running?
​
If it's at a non-standard location, specify the URL with the DOCKER_HOST environment variable.

요런 에러가 떴을 때, docker 서비스를 시작해주면 된다.

ch4rli3kop@Mandu:~/composetest$ sudo service docker start
ch4rli3kop@Mandu:~/composetest$ sudo docker-compose up
...

잘됨! bb