ruby安裝參考博客:http://www.javashuo.com/article/p-midtants-nn.html (Redis之集羣redis-trib.rb環境的搭建-yellowcong)redis
vi /etc/profile 修改環境變量,添加紅色部分:ruby
for i in /etc/profile.d/*.sh /etc/profile.d/sh.local ; do if [ -r "$i" ]; then if [ "${-#*i}" != "$-" ]; then . "$i" else . "$i" >/dev/null fi fi done export RUBY_BIN=/usr/local/ruby-2.4.2/bin export PATH=$PATH:$RUBY_BIN
source /etc/profile 從新生效環境變量spa