redis資料匯出匯入詳解

redis的備份與還原，藉助了第三方的工具，redis-dump

1,安裝redis-dump

[root@localhost tank]# yum install ruby rubygems ruby-devel   //安裝rubygems 以及相關包    [root@localhost tank]# gem sources -a http://ruby.taobao.org/   //源，加入淘寶，外面的源不能訪問  http://ruby.taobao.org/ added to sources    [root@localhost tank]# gem install redis-dump -V   //安裝redis-dump  

2,redis-dump匯出資料

[root@localhost tank]# telnet 127.0.0.1 6379 //telnet到redis  Trying 127.0.0.1...  Connected to 127.0.0.1.  Escape character is '^]'.  set test 11 //設定一個值  +OK  get test //取值  $2  11    [root@localhost tank]# redis-dump -u 127.0.0.1:6379 >test.json //匯出資料  

3,redis-load還原資料

[root@localhost tank]# telnet 127.0.0.1 6379 //telnet到redis  Trying 127.0.0.1...  Connected to 127.0.0.1.  Escape character is '^]'.  flushall //請空所有資料  +OK  keys * //查看已清空  *0    [root@localhost tank]# < test.json redis-load //匯入資料    [root@localhost tank]# telnet 127.0.0.1 6379  Trying 127.0.0.1...  Connected to 127.0.0.1.  Escape character is '^]'.  keys * //已匯入成功  *1  $4  test