问题背景: 在ELK架构中,kibana一般配置连接elasticsearch的时候,配置文件中的写法一般如下: ……# The URL of the Elasticsearch instance to use for all your queries. elasticsearch.url: "http://192.168.1.1:9200"…… 那么假如我的elasticsearch是一个集群模式,有多个elasticsearch节点(以下简称es),kibana想连多台es节点,那…
使用python连接es并执行最基本的查询 from elasticsearch import Elasticsearch es = Elasticsearch(["localhost:9200"]) para = {"_source":"message"} es.search(index=index_name, q='offset: xx', doc_type='doc' ,params=para, size=10) 常用参数: index -…
本文转自:https://blog.csdn.net/xuchuangqi/article/details/78989940 1.首先要远程连接就要把配置文件的network.host: 改为 network.host: 0.0.0.0(注意:后要写空格,不然的话要报线程异常) 2.改完这个就会遇到一个max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144] 这个问题的出…
官方文档地址:https://www.elastic.co/guide/en/elasticsearch/client/python-api/current/overview.html 安装的时候注意版本,要与使用的elasticsearch兼容 The library is compatible with all Elasticsearch versions since 0.90.x but you have to use a matching major version: For Elast…
val a = sc.parallelize(Array(("123",4.0),("456",9.0),("789",9.0)) val b = sc.parallelize(Array(("123",8.0),("789",10))) val c = a.join(b) c.foreach(println) /* (123,(4.0,8.0)) (789,(9.0,10)) */ val d = a.c…