安装 elasticsearch ，操作elasticsearch的工具kibana，
(1)在kibana中输入GET _cluster/health查看es的健康状况(2)在kibana中输入 GET /_cat/health?v 查看es具体信息
epoch timestamp cluster status node.total node.data shards pri relo init unassign pending_tasks max_task_wait_time active_shards_percent
1565201059 18:04:19 elasticsearch green 1 1 2 2 0 0 0 0 - 100.0%
status ：green:每个索引的primary shard 和replica shard 都是active状态
yellow：每个索引的primary shard 都是active状态的，但是部分replica shard不是active状态的
red：不是所有索引primary shard都是active状态的，部分索引有数据丢失了
kibana中：GET /_cat/indices?v
health status index uuid pri rep docs.count docs.deleted store.size pri.store.size
green open .kibana_task_manager ynymnIYGSiaUo76dW86xKA 1 0 2 0 45.5kb 45.5kb
green open .kibana_1 6I0Vh6e8QLCvPgZil4_StQ 1 0 4 0 15.3kb 15.3kb
添加文档：
PUT /index/_doc/id{ }
例如：
PUT /ecommerce/product/3
{
"name":"zhonghua toothpaste",
"desc":"herb,prevent cavity",
"price":40,
"producer":"zhonghua producer",
"tags":["fresh"]
}
更新：
POST /index/product/id/_update
{
"doc":{
}
}
例如：
POST /ecommerce/product/1/_update
{
"doc":{
"name":"highly efficient white toothpaste"
}
}