15.profile-api

文章目录

Profile API 简介

Profile API 简介

Profile API提供了有关搜索请求中各个组件的执行的详细时序信息。它使用户可以洞悉搜索请求是如何在低级执行的，从而使用户可以了解为什么某些请求很慢的原因，并采取措施加以改进。请注意，Profile API，不统计网络延迟，搜索获取阶段所花费的时间，请求花费在队列中或在协调节点上合并分片响应所花费的时间。

Profile API的输出非常冗长，尤其是对于在许多分片上执行的复杂请求而言。建议打印漂亮的响应，以帮助理解输出

GET /twitter/_search
{"profile": true,"query" : {"match" : { "message" : "some number" }}
}

{"took": 25,"timed_out": false,"_shards": {"total": 1,"successful": 1,"skipped" : 0,"failed": 0},"hits": {"total" : {"value": 4,"relation": "eq"},"max_score": 0.5093388,"hits": [...] },"profile": {"shards": [{"id": "[2aE02wS1R8q_QFnYu6vDVQ][twitter][0]","searches": [{"query": [{"type": "BooleanQuery","description": "message:some message:number","time_in_nanos": "1873811","breakdown": {"score": 51306,"score_count": 4,"build_scorer": 2935582,"build_scorer_count": 1,"match": 0,"match_count": 0,"create_weight": 919297,"create_weight_count": 1,"next_doc": 53876,"next_doc_count": 5,"advance": 0,"advance_count": 0,"compute_max_score": 0,"compute_max_score_count": 0,"shallow_advance": 0,"shallow_advance_count": 0,"set_min_competitive_score": 0,"set_min_competitive_score_count": 0},"children": [{"type": "TermQuery","description": "message:some","time_in_nanos": "391943","breakdown": {"score": 28776,"score_count": 4,"build_scorer": 784451,"build_scorer_count": 1,"match": 0,"match_count": 0,"create_weight": 1669564,"create_weight_count": 1,"next_doc": 10111,"next_doc_count": 5,"advance": 0,"advance_count": 0,"compute_max_score": 0,"compute_max_score_count": 0,"shallow_advance": 0,"shallow_advance_count": 0,"set_min_competitive_score": 0,"set_min_competitive_score_count": 0}},{"type": "TermQuery","description": "message:number","time_in_nanos": "210682","breakdown": {"score": 4552,"score_count": 4,"build_scorer": 42602,"build_scorer_count": 1,"match": 0,"match_count": 0,"create_weight": 89323,"create_weight_count": 1,"next_doc": 2852,"next_doc_count": 5,"advance": 0,"advance_count": 0,"compute_max_score": 0,"compute_max_score_count": 0,"shallow_advance": 0,"shallow_advance_count": 0,"set_min_competitive_score": 0,"set_min_competitive_score_count": 0}}]}],"rewrite_time": 51443,"collector": [{"name": "CancellableCollector","reason": "search_cancelled","time_in_nanos": "304311","children": [{"name": "SimpleTopScoreDocCollector","reason": "search_top_hits","time_in_nanos": "32273"}]}]}],"aggregations": []}]}
}

具体的实例分析后面补充

15.profile-api相关推荐

开发者都应该知道的15个API
从AI到AR到运输和电话,这些Web API为开发人员提供了各种有趣的可能性. 艾萨克·牛顿说他站在巨人的肩膀上看得更远,对于编写代码的人来说,API就是精华.它们让程序员站在巨人的肩膀上看得更远. ...
AngularJS快速入门指南15：API
API即Application Programming Interface(应用程序接口). AngularJS全局API AngularJS全局API是一组全局JavaScript函数,用来进行一些 ...
1-5分层API(Layered APIs)
Flink provides three layered APIs. Each API offers a different trade-off between conciseness and exp ...
xbox360游戏下载_Xbox Live游戏玩家API
xbox360游戏下载 My sharpshooter status aside, I've always been surprised upset that Microsoft has never ...
LoRaServer 笔记 2.6 WebUI 中 Rest API 的调用逻辑分析
文章目录前言 1 应用相关 ApplicationService 1.1 新建应用 API 示例 API 参数说明 2 设备模板 DeviceProfileService 2.1 设备模板列表 We ...
Xbee Pro 900HP模块的API模式组网配置
为使无人机编队个体间实现组网通信,需要选用合适的通信模块构建通信网络.前期曾试用ZIGBEE模块(DRF1605),但其传输速度不能令人满意--每秒最快只能接收10个数据包,320个字节,将近2.4K ...
ES profile 性能优化用——返回各个shard的耗时
Profile API 都说要致富先修路,要调优当然需要先监控啦,elasticsearch在很多层面都提供了stats方便你来监控调优,但是还不够,其实很多情况下查询速度慢很大一部分原因是糟糕的查询 ...
curl不通 k8s_如何利用curl命令访问Kubernetes API server
API 请求必须使用 JSON 格式来发送.kubectl 的作用是将 yaml 转换为 JSON 格式进行 API 请求. 1.我们从查看 kubectl 的配置文件开始,需要:三个证书和 API ...
ML.NET机器学习、API容器化与Azure DevOps实践（三）：RESTful API
通过上文所述案例,我们已经选择了最优回归算法来预测学生的综合成绩,并且完成了基于训练数据集的预测模型训练.从实现上,训练好的模型被保存成一个ZIP文件,以便在其它项目中直接调用以完成机器学习的实践场景 ...

15.profile-api

文章目录

Profile API 简介

15.profile-api相关推荐

最新文章

热门文章