Zookeeper的使用

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1 安装JDK

https://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html

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scp /Users/apple/Downloads/jdk-8u201-linux-x64.tar.gz root@94.191.24.33:

vim /etc/profile

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export PATH USER LOGNAME MAIL HOSTNAME HISTSIZE HISTCONTROL`

`export ZOOKEEPER_HOME=/root/zookeeper-3.4.10`
`export JAVA_HOME=/root/jdk1.8.0_201`

`export CLASSPATH=.:%JAVA_HOME%/lib/dt.jar:%JAVA_HOME%/lib/tools.jar`
`export PATH=$PATH:$JAVA_HOME/bin`

source /etc/profile

java环境配置

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export JAVA_HOME=/root/jdk1.8.0_201

export CLASSPATH=.:%JAVA_HOME%/lib/dt.jar:%JAVA_HOME%/lib/tools.jar
export PATH=$PATH:$JAVA_HOME/bin

2 安装zookeeper

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# export ZOOKEEPER_HOME=/root/zookeeper-3.4.10`
 `export CLASSPATH=.:%JAVA_HOME%/lib/dt.jar:%JAVA_HOME%/lib/tools.jar`
`export JAVA_HOME=/root/jdk1.8.0_201`




`export ZOOKEEPER_HOME=/root/zookeeper-3.4.10`
 

# `export PATH=$PATH:$JAVA_HOME/bin`

`export PATH=$PATH:$ZOOKEEPER_HOME/bin:$JAVA_HOME/bin`

Bug

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1. uname -a 
 
上图中i686表明系统安装的是32位的，但是这个结果并不明显，对linux系统不熟的是无法分辨出是32位还是64位的。

2. getconf LONG_BIT（推荐使用）
 32 bit
结果非常直观明显。