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Redfis3.2集群配置Redis3.2集群配置修改记录编号日期描述 版本作者审核发布日期12016/7/9初稿1.0夏裕太1目 录1准备12配置13安装ruby及ruby的redis模块14内核调优15建立目录26撰写redis配置文件（cp配置文件注意修改端口）27启动服务28初始化集群29查看集群状态4第4页共7页1 准备安装包redis-3.2.0.tar.gz在三台机子上安装好redis3.2可参考文档CentOS7下安装redis3.docx10.1.1.241:6300 10.1.1.241:6301 主从10.1.1.244:6300 10.1.1.244:6301 主从10.1.1.243:6300 10.1.1.243:6301 主从2 配置#按如下方式，配置信息rootSLAVE3 bin# cd /data/program/redis-3.2.0rootSLAVE3 redis-3.2.0# cp src/redis-trib.rb /usr/local/bin3 安装ruby及ruby的redis模块rootMASTER1 # yum -y install ruby rubygemsrootMASTER1 redis-3.2.0# gem install redis -version 3.2.0Fetching: redis-3.2.0.gem (100%)Successfully installed redis-3.2.0Parsing documentation for redis-3.2.0Installing ri documentation for redis-3.2.01 gem installed4 内核调优rootMASTER1 redis-3.2.0# echo 511 /proc/sys/net/core/somaxconnrootMASTER1 # echo never /sys/kernel/mm/transparent_hugepage/enabledrootMASTER1 # echo vm.overcommit_memory = 1 /etc/sysctl.confrootMASTER1 # sysctl -pvm.overcommit_memory = 15 建立目录rootSLAVE2 redis-3.2.0# mkdir /data/redis/6300,6301 -p 6 撰写redis配置文件（cp配置文件注意修改端口）rootMASTER1 # vim /etc/redis_6300.conf#此处copy时注意更换IP和端口daemonize yesbind 10.1.1.243port 6300logfile /data/redis/6300/redis_6300.logcluster-enabled yescluster-config-file /data/redis/6300/nodes-6300.confcluster-node-timeout 5000appendonly yesprotected-mode no7 启动服务rootMASTER1 # redis-server /etc/redis_6300.confrootMASTER1 # redis-server /etc/redis_6301.confrootMASTER1 # echo redis-server /etc/redis_6300.conf /etc/rc.localrootMASTER1 # echo redis-server /etc/redis_6301.conf /etc/rc.local8 初始化集群rootMASTER1 bin# redis-trib.rb create -replicas 1 10.1.1.241:6300 10.1.1.244:6300 10.1.1.243:6300 10.1.1.241:6301 10.1.1.244:6301 10.1.1.243:6301 Creating cluster Performing hash slots allocation on 6 nodes.Using 3 masters:10.1.1.241:630010.1.1.244:630010.1.1.243:6300Adding replica 10.1.1.244:6301 to 10.1.1.241:6300Adding replica 10.1.1.241:6301 to 10.1.1.244:6300Adding replica 10.1.1.243:6301 to 10.1.1.243:6300M: b23517fab99828456bf3ff6b38808a960b8d7a3a 10.1.1.241:6300 slots:0-5460 (5461 slots) masterM: d1461cbdad9f7d1ca6986282cd6553a92008b514 10.1.1.244:6300 slots:5461-10922 (5462 slots) masterM: 1e348a32d95d56ba54013a331321fb8abd39fdb3 10.1.1.243:6300 slots:10923-16383 (5461 slots) masterS: 335ad1fe18643943fec279016d7d321488835d10 10.1.1.241:6301 replicates d1461cbdad9f7d1ca6986282cd6553a92008b514S: 37398d3b3cb452303206130aec6ec44378b1032c 10.1.1.244:6301 replicates b23517fab99828456bf3ff6b38808a960b8d7a3aS: 5054dbf2a497f5189a0f526e4d829696b69ec5c7 10.1.1.243:6301 replicates 1e348a32d95d56ba54013a331321fb8abd39fdb3Can I set the above configuration? (type yes to accept): yes #输入yes Nodes configuration updated Assign a different config epoch to each node Sending CLUSTER MEET messages to join the clusterWaiting for the cluster to join. Performing Cluster Check (using node 10.1.1.241:6300)M: b23517fab99828456bf3ff6b38808a960b8d7a3a 10.1.1.241:6300 slots:0-5460 (5461 slots) masterM: d1461cbdad9f7d1ca6986282cd6553a92008b514 10.1.1.244:6300 slots:5461-10922 (5462 slots) masterM: 1e348a32d95d56ba54013a331321fb8abd39fdb3 10.1.1.243:6300 slots:10923-16383 (5461 slots) masterM: 335ad1fe18643943fec279016d7d321488835d10 10.1.1.241:6301 slots: (0 slots) master replicates d1461cbdad9f7d1ca6986282cd6553a92008b514M: 37398d3b3cb452303206130aec6ec44378b1032c 10.1.1.244:6301 slots: (0 slots) master replicates b23517fab99828456bf3ff6b38808a960b8d7a3aM: 5054dbf2a497f5189a0f526e4d829696b69ec5c7 10.1.1.243:6301 slots: (0 slots) master replicates 1e348a32d95d56ba54013a331321fb8abd39fdb3OK All nodes agree about slots configuration. Check for open slots. Check slots coverage.OK All 16384 slots covered.9 查看集群状态 rootMASTER1 bin# redis-trib.rb check 10.1.1.241:6300 Performing Cluster Check (using node 10.1.1.241:6300)M: b23517fab99828456bf3ff6b38808a960b8d7a3a 10.1.1.241:6300 slots:0-5460 (5461 slots) master 1 additional replica(s)M: d1461cbdad9f7d1ca6986282cd6553a92008b514 10.1.1.244:6300 slots:5461-10922 (5462 slots) master 1 additional replica(s)S: 37398d3b3cb452303206130aec6ec44378b1032c 10.1.1.244:6301 slots: (0 slots) slave replicates b23517fab99828456bf3ff6b38808a960b8d7a3aM: 1e348a32d95d56ba54013a331321fb8abd39fdb3 10.1.1.243:6300 slots:10923-16383 (5461 slots) master 1 additional replica(s)S: 335ad1fe18643943fec279016d7d321488835d10 10.1.1.241:6301 slots: (0 slots) slave replicates d1461cbdad9f7d1ca6986282cd6553a92008b514S: 5054dbf2a497f5
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