先安装docker，如果安装了宝塔面板可以直接在商店安装docker

通过管理器拉取镜像

 或者通过命令行：

docker pull elasticsearch:7.7.0

随后启动镜像：

#启动镜像
docker run --name elasticsearch -d -e ES_JAVA_OPTS="-Xms512m -Xmx512m" -e "discovery.type=single-node" -p 9200:9200 -p 9300:9300 elasticsearch:7.12.0

这样就成功啦！

通过IP:9200 访问试试就可以了。

{
  "name" : "5781e57a9abf",
  "cluster_name" : "docker-cluster",
  "cluster_uuid" : "thKY91ldRUq_ns5d7aridg",
  "version" : {
    "number" : "7.12.0",
    "build_flavor" : "default",
    "build_type" : "docker",
    "build_hash" : "78722783c38caa25a70982b5b042074cde5d3b3a",
    "build_date" : "2021-03-18T06:17:15.410153305Z",
    "build_snapshot" : false,
    "lucene_version" : "8.8.0",
    "minimum_wire_compatibility_version" : "6.8.0",
    "minimum_index_compatibility_version" : "6.0.0-beta1"
  },
  "tagline" : "You Know, for Search"
}