에러
Elastic search error: "Native controller process has stopped - no new native processes can be started"
해결법
sudo sysctl -w vm.max_map_count=262144
위 설정 후 아래와 같이 램 늘리고 실행하자.
docker run --name es01 -m 8GB -p 9200:9200 -it docker.elastic.co/elasticsearch/elasticsearch:8.7.0