【环境安装】scala安装

0.scala包下载

https://www.scala-lang.org/

1.集群环境

Master 172.16.11.97

Slave1 172.16.11.98

Slave2 172.16.11.99

2.下载解压

wget https://downloads.lightbend.com/scala/2.11.12/scala-2.11.12.tgz

tar -zxvf scala-2.11.12.tgz

3.添加到环境变量

vim ~/.bashrc

export SCALA_HOME=/usr/local/src/scala-2.11.12

export PATH=$PATH:$SCALA_HOME/bin

4.刷新环境变量

source ~/.bashrc

5.拷贝到子节点

scp -r /usr/local/src/scala-2.11.12 root@slave1:/usr/local/src/

scp -r /usr/local/src/scala-2.11.12 root@slave2:/usr/local/src/

scp -r ~/.bashrc root@slave1:~/

scp -r ~/.bashrc root@slave2:~/

在子节点重复上述（4）步骤

6. 验证

scala -version

Scala code runner version 2.11.12 -- Copyright 2002-2017, LAMP/EPFL