How to check docker container running processes from host

Check if HTTPD is running:

$> docker exec -it [CONTAINER ID/NAME] bash -c “pgrep httpd”

To start the httpd service from host:

$> docker exec -it [CONTAINER ID/NAME] bash -c “systemctl start httpd”

$> docker exec -it [CONTAINER ID/NAME] bash -c “apachectl -k start”