Table Of Contents 1 MUST-HAVE 2 MUST-PREPARE 3- INSTALL GRAYLOG USING DOCKER COMPOSE 1 MUST-HAVE 1.1 Docker INSTALLED 1.2 Docker-compose INSTALLED 2 MUST PREPARE 1 Create folder “graylog” 2 Create all folders. for all services (mongodb,elasticsearch,graylog) $ sudo mkdir -p /graylog/{mongodb,elasticsearch,graylog}