redis的主从配置方法详解

 [root@rac1 opt] tar zxvf redis-2.6.8.tar.gz [root@rac1 opt] cd redis-2.6.8 [root@rac1 redis-2.6.8]# make [root@rac1 redis-2.6.8]# cp src/redis-server /usr/local/bin/ [root@rac1 redis-2.6.8]# cp redis.conf /etc/redis_master.conf [root@rac1 redis-2.6.8]# cat /etc/redis_master.conf # If port 0 is specified Redis will not listen on a TCP socket.

 [root@rac1 opt]# scp -r redis-2.6.8 rac2:/opt

 [root@rac2 redis-2.6.8]# cp src/redis-server /usr/local/bin/ [root@rac2 redis-2.6.8]# cp redis.conf /etc/redis_slave.conf # If port 0 is specified Redis will not listen on a TCP socket.

 # slaveof   slaveof 192.168.2.101 6379 

 [root@rac1 ~]# redis-server /etc/redis_master.conf > redis_master.log 2>&1 &

 _._ _.-``__ ''-._ _.-`` `. `_. ''-._   Redis 2.6.8 (00000000/0) 64 bit .-`` .-```. ```\/ _.,_ ''-._ ( '  ,  .-` | `, )  Running in stand alone mode |`-._`-...-` __...-.``-._|'` _.-'|  Port: 6379 | `-._ `._ /  _.-' |  PID: 477 `-._ `-._ `-./ _.-' _.-' |`-._`-._ `-.__.-' _.-'_.-'| | `-._`-._  _.-'_.-' |   http://redis.io `-._ `-._`-.__.-'_.-' _.-' |`-._`-._ `-.__.-' _.-'_.-'| | `-._`-._  _.-'_.-' | `-._ `-._`-.__.-'_.-' _.-' `-._ `-.__.-' _.-' `-._  _.-' `-.__.-' [477] 12 Mar 16:43:30.319 # Server started, Redis version 2.6.8 [477] 12 Mar 16:43:30.319 # WARNING overcommit_memory is set to 0! Background save may fail under low memory condition. To fix this issue add 'vm.overcommit_memory = 1' to /etc/sysctl.conf and then reboot or run the command 'sysctl vm.overcommit_memory=1' for this to take effect. [477] 12 Mar 16:43:30.319 * The server is now ready to accept connections on port 6379 [root@rac1 ~]# ps -ef|grep redis root  5930 14334 0 16:56 pts/1 00:00:02 redis-server /etc/redis_master.conf root  7250 14334 0 17:03 pts/1 00:00:00 grep redis 

 [root@rac2 ~]# redis-server /etc/redis_slave.conf > redis_slave.log 2>&1 & [1] 32507 [32507] 12 Mar 17:51:55.346 * Max number of open files set to 10032 _._ _.-``__ ''-._ _.-`` `. `_. ''-._   Redis 2.6.8 (00000000/0) 64 bit .-`` .-```. ```\/ _.,_ ''-._ ( '  ,  .-` | `, )  Running in stand alone mode |`-._`-...-` __...-.``-._|'` _.-'|  Port: 6389 | `-._ `._ /  _.-' |  PID: 32507 `-._ `-._ `-./ _.-' _.-' |`-._`-._ `-.__.-' _.-'_.-'| | `-._`-._  _.-'_.-' |   http://redis.io `-._ `-._`-.__.-'_.-' _.-' |`-._`-._ `-.__.-' _.-'_.-'| | `-._`-._  _.-'_.-' | `-._ `-._`-.__.-'_.-' _.-' `-._ `-.__.-' _.-' `-._  _.-' `-.__.-' [32507] 12 Mar 17:51:55.350 # Server started, Redis version 2.6.8 [32507] 12 Mar 17:51:55.350 # WARNING overcommit_memory is set to 0! Background save may fail under low memory condition. To fix this issue add 'vm.overcommit_memory = 1' to /etc/sysctl.conf and then reboot or run the command 'sysctl vm.overcommit_memory=1' for this to take effect. [32507] 12 Mar 17:51:55.350 * The server is now ready to accept connections on port 6389 [32507] 12 Mar 17:51:56.348 * Connecting to MASTER... [32507] 12 Mar 17:51:56.349 * MASTER <-> SLAVE sync started [32507] 12 Mar 17:51:56.495 * Non blocking connect for SYNC fired the event. [32507] 12 Mar 17:51:57.014 * Master replied to PING, replication can continue... [32507] 12 Mar 17:51:57.028 * MASTER <-> SLAVE sync: receiving 18 bytes from master [32507] 12 Mar 17:51:57.029 * MASTER <-> SLAVE sync: Loading DB in memory [32507] 12 Mar 17:51:57.037 * MASTER <-> SLAVE sync: Finished with success [root@rac2 ~]# ps -ef|grep redis root  321 29770 0 17:54 pts/1 00:00:00 grep redis root  32507 29770 0 17:51 pts/1 00:00:00 redis-server /etc/redis_slave.conf 

 [root@rac1 ~]# telnet 192.168.2.101 6379 Trying 192.168.2.101... Connected to rac1.localdomain (192.168.2.101). Escape character is '^]'. rpush data 1 :1 rpush data 1 :2 lrange data 0 -1 *2 $1 1 $1 1

 [root@rac1 ~]# telnet 192.168.2.102 6389 Trying 192.168.2.102... Connected to rac2.localdomain (192.168.2.102). Escape character is '^]'. lrange data 0 -1 *2 $1 1 $1 1 quit +OK Connection closed by foreign host.