Elasticsearch

$ docker run -d --name elasticsearch -p 9200:9200 -p 9300:9300 -e "discovery.type=single-node" -e ES_JAVA_OPTS="-Xms64 -Xmx512m" elasticsearch:7.6.2
# elastic search 消耗内存比较大 1.x+ G 启动时需要核实主机资源
-e # 添加环境配置
-e ES_JAVA_OPTS="-Xms64 -Xmx512m"  9200