一、下载
1.1安装elasticsearch-2.3.3要求是安装官方新版的Java,必须是JDK 1.7以上,1.7以下执行的时候会报以下错误。安装环境变量后记得source /etc/profile
[liuxun@localhost elasticsearch-2.3.3]$ ./bin/elasticsearch
Exception in thread "main" java.lang.UnsupportedClassVersionError: org/elasticsearch/bootstrap/Elasticsearch : Unsupported major.minor version 51.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631)
at java.lang.ClassLoader.defineClass(ClassLoader.java:615)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:283)
at java.net.URLClassLoader.access$000(URLClassLoader.java:58)
at java.net.URLClassLoader$1.run(URLClassLoader.java:197)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
Could not find the main class: org.elasticsearch.bootstrap.Elasticsearch. Program will exit.
1.2下载最新版elasticsearch
[root@localhost server]# wget https://download.elastic.co/elasticsearch/release/org/elasticsearch/distribution/zip/elasticsearch/2.3.3/elasticsearch-2.3.3.zip
[root@localhost server]# unzip -o elasticsearch-2.3.3.zip
[root@localhost server]