标签：primary active elastics yellow des index 分片 stat span
1. 查看ES集群健康状态
http://localhost:9200/_cluster/health?pretty
响应：
{
"cluster_name" : "if2c",
"status" : "yellow", //集群的状态红绿灯，绿：健康，黄：亚健康，红：病态
"timed_out" : false,
"number_of_nodes" : 1, //节点数
"number_of_data_nodes" : 1, //数据节点数
"active_primary_shards" : 3, //分片数，3个Index库
"active_shards" : 3,
"relocating_shards" : 0,
"initializing_shards" : 0,
"unassigned_shards" : 3 //未指定节点，配置了复本，仅使用一台机器部署会出现这种情况
}
查看指定索引库的健康状态
http://localhost:9200/_cluster/health/index_name?pretty
http://localhost:9200/_cluster/health/index_name,index_name2?pretty
标签：primary active elastics yellow des index 分片 stat span
原文地址：https://www.cnblogs.com/gavinYang/p/11200196.html
