从零搭建ELK实时日志分析平台(ElasticSearch, Logstash, Kibana)
2017-12-15 15:30
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前言:先说说搭建这个平台的环境吧
系统:centos7
jdk:1.8
ElasticSearch:5.5.2
Logstash:5.3.2
Kibana:5.2.2
何谓从零,就是新建一个centos7开始
1、获取ip addr 这里我假设是192.168.12.128
2、关闭防火墙:systemctl stop firewalld.service
3、安装与配置jdk1.8
可以参考以下:http://blog.csdn.net/sinat_15153911/article/details/77478850
配置环境记住要用$符号:
4、安装与配置ElasticSearch
之前是安装在windows玩的,http://blog.csdn.net/sinat_15153911/article/details/78118200 由于百度云的问题是下载不了代码的,需要的请加QQ490647751开通vip获取。
访问:http://192.168.12.128:9200
正常如下图例子所示:下图是6.1.0版本的图片,我们配置的版本是5.5.2
问题:
不能用root打开:
ERROR: [2] bootstrap checks failed
[1]: max file descriptors [4096] for elasticsearch process is too low, increase to at least [65536]
[2]: max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144]
4.1、安装和配置head
4.1.1 安装nodejs
4.1.2 安装git
yum install -y git
git –version
4.1.3 安装head
系统:centos7
jdk:1.8
ElasticSearch:5.5.2
Logstash:5.3.2
Kibana:5.2.2
何谓从零,就是新建一个centos7开始
1、获取ip addr 这里我假设是192.168.12.128
2、关闭防火墙:systemctl stop firewalld.service
3、安装与配置jdk1.8
可以参考以下:http://blog.csdn.net/sinat_15153911/article/details/77478850
配置环境记住要用$符号:
JAVA_HOME=/home/jdk/jdk1.8.0_131 PATH=$JAVA_HOME/bin:$PATH CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar export NODE_HOME=/home/nodejs/node-v8.9.3-linux-x64 export PATH=$NODE_HOME/bin:$PATH export PATH USER...
4、安装与配置ElasticSearch
之前是安装在windows玩的,http://blog.csdn.net/sinat_15153911/article/details/78118200 由于百度云的问题是下载不了代码的,需要的请加QQ490647751开通vip获取。
network.host: 192.168.12.128 http.port: 9200
访问:http://192.168.12.128:9200
正常如下图例子所示:下图是6.1.0版本的图片,我们配置的版本是5.5.2
问题:
不能用root打开:
[root@bogon ~]# useradd elastic [root@bogon ~]# chown -R elastic:elastic /home/es/elasticsearch-5.5.2/ 新建elastic用户 并且把目录权限赋予给elastic
ERROR: [2] bootstrap checks failed
[1]: max file descriptors [4096] for elasticsearch process is too low, increase to at least [65536]
[2]: max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144]
问题1 [1]: max file descriptors [4096] for elasticsearch process is too low, increase to at least [65536] 修改/etc/security/limits.conf文件,添加或修改如下行: (请切换到root用户 然后强制修改文件) * hard nofile 65536 * soft nofile 65536 问题2 [2]: max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144] $ sudo sysctl -w vm.max_map_count=2621441 或者修改 /etc/sysctl.conf 文件,添加 “vm.max_map_count”设置 永久改变(sudo sysctl -p /etc/sysctl.conf生效)。
4.1、安装和配置head
4.1.1 安装nodejs
tar -xJf node-v8.9.1-linux-x64.tar.xz 然后我们再配置环境变量: vi /etc/profile
[root@localhost node-v8.9.3-linux-x64]# node -v v8.9.3 [root@localhost node-v8.9.3-linux-x64]# npm -v 5.5.1
4.1.2 安装git
yum install -y git
git –version
4.1.3 安装head
git clone git://github.com/mobz/elasticsearch-head.git cd elasticsearch-head npm install npm run start open http://localhost:9100/[/code]
进入elasticsearch config目录 打开 elasticsearch.yml
最后加上http.cors.enabled: true http.cors.allow-origin: "*"
测试
启动elasticsearch,再进入head目录,执行npm run start 启动插件
说明启动成功,然后浏览器 执行 http://192.168.12.128:9100/
5、安装与配置logstash
http.host: “192.168.12.128”
http.port: 9600
我把它的log4j 删了,那里的日志文件不存在什么的
然后加一个log4j_to_es.conf文件input { log4j { mode => "server" host => "192.168.12.128" port => 4560 } } filter { #Only matched data are send to output. } output { elasticsearch { action => "index" #The operation on ES hosts => "192.168.12.128:9200" #ElasticSearch host, can be array. index => ".kibana" #The index to write data to. } }
打开方式:./logstash -f config/log4j_to_es.conf
6、安装与配置Kibana
配置:server.port: 5601 server.host: "192.168.12.128" elasticsearch.url: "http://192.168.12.128:9200" kibana.index: ".kibana"要输入之前配置的这个 .kibana
7、springboot log test<dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter</artifactId> <version>1.3.8.RELEASE</version> <exclusions> <exclusion> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-logging</artifactId> </exclusion> </exclusions> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-log4j</artifactId> <version>1.3.8.RELEASE</version> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-test</artifactId> <version>1.3.8.RELEASE</version> <scope>test</scope> </dependency>log4j.rootLogger=INFO,console # for package com.demo.elk, log would be sent to socket appender. log4j.logger.com.forezp=DEBUG, socket # appender socket log4j.appender.socket=org.apache.log4j.net.SocketAppender log4j.appender.socket.Port=4560 log4j.appender.socket.RemoteHost=192.168.12.128 log4j.appender.socket.layout=org.apache.log4j.PatternLayout log4j.appender.socket.layout.ConversionPattern=%d [%-5p] [%l] %m%n log4j.appender.socket.ReconnectionDelay=10000 # appender console log4j.appender.console=org.apache.log4j.ConsoleAppender log4j.appender.console.target=System.out log4j.appender.console.layout=org.apache.log4j.PatternLayout log4j.appender.console.layout.ConversionPattern=%d [%-5p] [%l] %m%n
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