使用elasticsearch的健康检查命令来监控其集群状态： curl -s -XGET 192.168.1.22:9200/_cluster/health?pretty { "cluster_name" : "elastic", "status" : "green", "timed_out" : false, "number_of_nodes" : 3, "number_of_data_nodes" : 3, "active_primary_shards" : 5, "active_shards" : 10, "relocating_shards" : 0, "initializing_shards" : 0, "unassigned_shards" : 0, "delayed_unassigned_sha...