Redis安装及主从配置

　2012-07-18 19:36:33　来源：WEB开发网　　　

核心提示：对于从结点显示的信息如下： #[597] 26 Sep 18:40:29 * Server started, Redis version 2.2.12 [597] 26 Sep 18:40:29 # WARNING overco

对于从结点显示的信息如下：

#[597] 26 Sep 18:40:29 * Server started, Redis version 2.2.12

[597] 26 Sep 18:40:29 # 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.

[597] 26 Sep 18:40:29 * The server is now ready to accept connections on port 6379

[597] 26 Sep 18:40:29 - 0 clients connected (0 slaves), 790616 bytes in use

[597] 26 Sep 18:40:29 * Connecting to MASTER...

[597] 26 Sep 18:40:29 * MASTER <-> SLAVE sync started: SYNC sent

[597] 26 Sep 18:40:29 * MASTER <-> SLAVE sync: receiving 10 bytes from master

[597] 26 Sep 18:40:29 * MASTER <-> SLAVE sync: Loading DB in memory

[597] 26 Sep 18:40:29 * MASTER <-> SLAVE sync: Finished with success

[597] 26 Sep 18:40:34 - 1 clients connected (0 slaves), 798744 bytes in use

当有另外一台从机10.20.150.209挂载时

当有另一台从机挂载至主机时，主机显示的信息如下：

[29028] 26 Sep 18:42:52 - 0 clients connected (1 slaves), 798752 bytes in use

[29028] 26 Sep 18:42:57 - 0 clients connected (1 slaves), 798752 bytes in use

[29028] 26 Sep 18:42:58 - Accepted 10.20.150.209:47650

[29028] 26 Sep 18:42:58 * Slave ask for synchronization

[29028] 26 Sep 18:42:58 * Starting BGSAVE for SYNC

[29028] 26 Sep 18:42:58 * Background saving started by pid 29287

[29287] 26 Sep 18:42:58 * DB saved on disk

[29028] 26 Sep 18:42:59 * Background saving terminated with success

[29028] 26 Sep 18:42:59 * Synchronization with slave succeeded

[29028] 26 Sep 18:43:02 - 0 clients connected (2 slaves), 806920 bytes in use

从另一台从机上可以看到的信息如下：

[Intranet root@xasc-150-209 /usr/alibaba/install/redis-2.2.12/src]

#./redis-server ../redis.conf

[15034] 26 Sep 18:42:56 * Server started, Redis version 2.2.12

[15034] 26 Sep 18:42:56 # 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.

[15034] 26 Sep 18:42:56 * The server is now ready to accept connections on port 6379

[15034] 26 Sep 18:42:56 - 0 clients connected (0 slaves), 790616 bytes in use

[15034] 26 Sep 18:42:56 * Connecting to MASTER...

[15034] 26 Sep 18:42:56 * MASTER <-> SLAVE sync started: SYNC sent

[15034] 26 Sep 18:42:56 * MASTER <-> SLAVE sync: receiving 10 bytes from master

[15034] 26 Sep 18:42:56 * MASTER <-> SLAVE sync: Loading DB in memory

[15034] 26 Sep 18:42:56 * MASTER <-> SLAVE sync: Finished with success

[15034] 26 Sep 18:43:01 - 1 clients connected (0 slaves), 798744 bytes in use