简单的Redis数据迁移

dump迁移

1、安装redis-dump工具

sudo apt-get install ruby rubygems ruby-devel -y
gem sources --add http://gems.ruby-china.org/ --remove http://rubygems.org/
gem sources -l
gem install redis-dump -V

2、导出数据

redis-dump -u 172.20.0.1:6379 > test.json

3、导入数据

< test.json redis-load -u 127.0.0.1:6378