Elasticsearch学习之深入聚合分析四---案例实战

1. 需求：比如有一个网站，记录下了每次请求的访问的耗时，需要统计tp50，tp90，tp99

tp50：50%的请求的耗时最长在多长时间
tp90：90%的请求的耗时最长在多长时间
tp99：99%的请求的耗时最长在多长时间

PUT /website
{
    "mappings": {
        "logs": {
            "properties": {
                "latency": {
                    "type": "long"
                },
                "province": {
                    "type": "keyword"
                },
                "timestamp": {
                    "type": "date"
                }
            }
        }
    }
}

POST /website/logs/_bulk
{ "index": {}}
{ "latency" : 105, "province" : "江苏", "timestamp" : "2016-10-28" }
{ "index": {}}
{ "latency" : 83, "province" : "江苏", "timestamp" : "2016-10-29" }
{ "index": {}}
{ "latency" : 92, "province" : "江苏", "timestamp" : "2016-10-29" }
{ "index": {}}
{ "latency" : 112, "province" : "江苏", "timestamp" : "2016-10-28" }
{ "index": {}}
{ "latency" : 68, "province" : "江苏", "timestamp" : "2016-10-28" }
{ "index": {}}
{ "latency" : 76, "province" : "江苏", "timestamp" : "2016-10-29" }
{ "index": {}}
{ "latency" : 101, "province" : "新疆", "timestamp" : "2016-10-28" }
{ "index": {}}
{ "latency" : 275, "province" : "新疆", "timestamp" : "2016-10-29" }
{ "index": {}}
{ "latency" : 166, "province" : "新疆", "timestamp" : "2016-10-29" }
{ "index": {}}
{ "latency" : 654, "province" : "新疆", "timestamp" : "2016-10-28" }
{ "index": {}}
{ "latency" : 389, "province" : "新疆", "timestamp" : "2016-10-28" }
{ "index": {}}
{ "latency" : 302, "province" : "新疆", "timestamp" : "2016-10-29" }

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