Redis专题(十二)-Redis集群

阅读量：120 次

发布时间：2019-02-26

本文共 2395 字，大约阅读时间需要 7 分钟。

Redis ?????????

1. Redis ????

Redis ??????

Redis ?????????????? Redis ????????????????????????????????????

??????? Redis ????????? PING-PONG ????????????????????????????

???????????????????????cluster-node-timeout?????????????????????????????????

?????????????? Redis ????????? proxy ???????????????

??????Redis ???? 16384 ?????????????????????????????????

??????

? Redis ??????????????

????? key ?? crc16 ????????

????? 16384 ?????????? 0-16383 ?????? ID?

???????????????????????????

2. Redis ??????

????

?????????master????????????????????????????????????????????cluster_state: fail???????

?????????????????????slave??

???????????????????????

??????

???????????????

127.0.0.1:7003> cluster info

?????

cluster_state: okcluster_slots_assigned: 16384cluster_slots_ok: 16384cluster_slots_pfail: 0cluster_slots_fail: 0cluster_known_nodes: 6cluster_size: 3cluster_current_epoch: 6cluster_my_epoch: 3cluster_stats_messages_sent: 926cluster_stats_messages_received: 926

3. ?? Redis ??

????

??????? Ruby ???

?????
```
yum install rubyyum install rubygems
```

?????? Redis-3.0.0.gem???????????
```
gem install /usr/local/redis-3.0.0.gem
```

??????????????? /usr/local/redis/redis-cluster ???

??????

???????

[root@A001 redis-cluster]# cp 7001/ 7002 -r[root@A001 redis-cluster]# cp 7001/ 7003 -r[root@A001 redis-cluster]# cp 7001/ 7004 -r[root@A001 redis-cluster]# cp 7001/ 7005 -r[root@A001 redis-cluster]# cp 7001/ 7006 -r

???????

?? Redis ??????????????

?????

[root@A001 redis-cluster]# ./startall.sh

?????

[root@A001 redis-cluster]# ./redis-trib.rb create --replicas 1 192.168.242.137:7001 192.168.242.137:7002 192.168.242.137:7003 192.168.242.137:7004 192.168.242.137:7005 192.168.242.137:7006

4. ????

????

??????

./redis-trib.rb add-node 127.0.0.1:7007 127.0.0.1:7001

???????
```
127.0.0.1:7003> cluster nodes
```

??????

./redis-trib.rb add-node --slave --master-id 
     
       192.168.101.3:7008 192.168.101.3:7001

###????

????????
```
127.0.0.1:7003> cluster slots
```

????

./redis-trib.rb reshard 192.168.101.3:7001 500 15b809eadae88955e36bcdbb8144f61bbbaf38fb all yes

5. ?????

?????

?????
```
./redis-cli -h 127.0.0.1 -p 7001 -c
```

???????
```
./redis-cli -h 127.0.0.1 -p 7001 -c
```

????

???????
```
127.0.0.1:7003> cluster info
```

???????
```
127.0.0.1:7003> cluster nodes
```

6. ?????

????

?????

./redis-trib.rb del-node 127.0.0.1:7005 4b45eb75c8b428fbd77ab979b85080146a9bc017

????????????????????????

?????????????? Redis ??????????????????????????

转载地址：http://ysdu.baihongyu.com/

你可能感兴趣的文章

RabbitMQ - 死信、TTL原理、延迟队列安装和配置

查看>>

PHP数据访问的多重查询（租房子查询）

查看>>

RabbitMQ - 基于 SpringAMQP 带你实现五种消息队列模型

查看>>

php数组函数分析--array_column

PHP数组排序函数array_multisort()函数详解（二）

php文本框输入制定文本,php – 当用户没有向文本框输入任何内容时...

查看>>

PHP时间戳和日期相互转换操作总结

查看>>

php时间戳知识点,php 时间戳函数总结与示例

查看>>

php更新数据库失败,php – 无法更新MySQL数据库

查看>>

php机器人聊天对话框,基于AIML的PHP聊天机器人

php标签筛选,关于PHP CodeIgniter框架中通过<a>标签和url做多条件分类筛选

php检查注册,PHP检查注册的电子邮件地址是一个’school.edu’地址

查看>>