一.快速入门 1. 查看集群的健康状况 http://localhost:9200/_cat http://localhost:9200/_cat/health?v 说明:v是用来要求在结果中返回表头 状态值说明 Green - everything is good (cluster is fully functional),即最佳状态Yellow - all data is available but some replicas are not yet allocated (cluster i…