docker exec -ti container-name jps
docker exec -ti container-name jmap -dump:live,format=b,file=/tmp/dump.bin 1
docker cp container-name:/tmp/dump.bin ./
docker exec -ti container-name jps
docker exec -ti container-name jmap -dump:live,format=b,file=/tmp/dump.bin 1
docker cp container-name:/tmp/dump.bin ./