多节点 安装redis cluster安装部署-4.0.1
环境节点数量IP：172.17.7.11 CPU ：12 核MEM:96G 启动服务数量：6 使用端口：7001~12IP：172.17.7.25 CPU ：12 核MEM:96G 启动服务数量：6 使用端口：7001~12IP：172.17.7.26 CPU ：12 核MEM:96G 启动服务数量：6 使用端口：7001~12kerneluname -aLinux jp33e503-7-11.ptfuture.com 3.10.0-514.26.2.el7.x86_64 #1 SMP Tue Jul 4 15:04:05 UTC 2017 x86_64 x86_64 x86_64 GNU/Linuxststem versionmore /etc/redhat-release
CentOS Linux release 7.3.1611 (Core)software versionredis-4.0.1software downloadwget http://download.redis.io/releases/redis-4.0.1.tar.gzinstall (三台各自执行)mkdir /redis cd /redis wget -P /redis http://download.redis.io/releases/redis-4.0.1.tar.gztar -xzf redis-4.0.1.tar.gz cd redis-4.0.1 make && make install验证安装：# redis- tab键redis-benchmarkredis-check-aofredis-check-rdbredis-cli redis-sentinel redis-server出现上面的命令whereis redis-serverredis-server: /usr/local/bin/redis-server将redis-trib.rb 复制到/usr/local/bincd src/
cp -rp redis-trib.rb /usr/local/bin/集群搭建：创建目录mkdir -p /redis/cluster/700{1..9}
mkdir -p /redis/cluster/701{0..2}配置redis 配置文件# pwd /redis/clustermore redis.conf#redis后台运行daemonize yes #pidfile文件pidfile/var/run/redis_7001.pid #锦亭端口port7001 #开启集群cluster-enabledyes #配置文件首次启动自动生成cluster-config-file/redis/cluster/7001/nodes_7001.conf #请求超时cluster-node-timeout5000 #aof日志appendonlyno#绑定地址，需要别的机器能ping通的地址bind 172.17.7.11拷贝配置文件rsync /redis/cluster/redis.conf /redis/cluster/7001/redis.conf &&
rsync /redis/cluster/redis.conf /redis/cluster/7002/redis.conf &&
rsync /redis/cluster/redis.conf /redis/cluster/7003/redis.conf &&
rsync /redis/cluster/redis.conf /redis/cluster/7004/redis.conf &&
rsync /redis/cluster/redis.conf /redis/cluster/7005/redis.conf &&
rsync /redis/cluster/redis.conf /redis/cluster/7006/redis.conf &&
rsync /redis/cluster/redis.conf /redis/cluster/7007/redis.conf &&
rsync /redis/cluster/redis.conf /redis/cluster/7008/redis.conf &&
rsync /redis/cluster/redis.conf /redis/cluster/7009/redis.conf &&
rsync /redis/cluster/redis.conf /redis/cluster/7010/redis.conf &&
rsync /redis/cluster/redis.conf /redis/cluster/7011/redis.conf &&
rsync /redis/cluster/redis.conf /redis/cluster/7012/redis.conf修改端口号sed -i "s/7001/7001/g" /redis/cluster/7001/redis.conf &&
sed -i "s/7001/7002/g" /redis/cluster/7002/redis.conf &&
sed -i "s/7001/7003/g" /redis/cluster/7003/redis.conf &&
sed -i "s/7001/7004/g" /redis/cluster/7004/redis.conf &&
sed -i "s/7001/7005/g" /redis/cluster/7005/redis.conf &&
sed -i "s/7001/7006/g" /redis/cluster/7006/redis.conf &&
sed -i "s/7001/7007/g" /redis/cluster/7007/redis.conf &&
sed -i "s/7001/7008/g" /redis/cluster/7008/redis.conf &&
sed -i "s/7001/7009/g" /redis/cluster/7009/redis.conf &&
sed -i "s/7001/7010/g" /redis/cluster/7010/redis.conf &&
sed -i "s/7001/7011/g" /redis/cluster/7011/redis.conf &&
sed -i "s/7001/7012/g" /redis/cluster/7012/redis.conf验证配置more /redis/cluster/7001/redis.conf|grep 70 &&
more /redis/cluster/7002/redis.conf|grep 70 &&
more /redis/cluster/7003/redis.conf|grep 70 &&
more /redis/cluster/7004/redis.conf|grep 70 &&
more /redis/cluster/7005/redis.conf|grep 70 &&
more /redis/cluster/7006/redis.conf|grep 70 &&
more /redis/cluster/7007/redis.conf|grep 70 &&
more /redis/cluster/7008/redis.conf|grep 70 &&
more /redis/cluster/7009/redis.conf|grep 70 &&
more /redis/cluster/7010/redis.conf|grep 70 &&
more /redis/cluster/7011/redis.conf|grep 70 &&
more /redis/cluster/7012/redis.conf|grep 70启动服务 （3台主机分别启动）redis-server /redis/cluster/7001/redis.conf && redis-server /redis/cluster/7002/redis.conf && redis-server /redis/cluster/7003/redis.conf && redis-server /redis/cluster/7004/redis.conf && redis-server /redis/cluster/7005/redis.conf && redis-server /redis/cluster/7006/redis.conf && redis-server /redis/cluster/7007/redis.conf && redis-server /redis/cluster/7008/redis.conf && redis-server /redis/cluster/7009/redis.conf && redis-server /redis/cluster/7010/redis.conf && redis-server /redis/cluster/7011/redis.conf && redis-server /redis/cluster/7012/redis.conf检查是否启动成功及信息# ps -ef |grep redis root 28364 1 0 13:33 ? 00:00:00 redis-server 172.17.7.11:7001 root 29859 1 0 13:34 ? 00:00:00 redis-server 172.17.7.11:7002 root 29861 1 0 13:34 ? 00:00:00 redis-server 172.17.7.11:7003 root 29869 1 0 13:34 ? 00:00:00 redis-server 172.17.7.11:7004 root 29874 1 0 13:34 ? 00:00:00 redis-server 172.17.7.11:7005 root 29879 1 0 13:34 ? 00:00:00 redis-server 172.17.7.11:7006 root 29884 1 0 13:34 ? 00:00:00 redis-server 172.17.7.11:7007 root 29889 1 0 13:34 ? 00:00:00 redis-server 172.17.7.11:7008 root 29891 1 0 13:34 ? 00:00:00 redis-server 172.17.7.11:7009 root 29896 1 0 13:34 ? 00:00:00 redis-server 172.17.7.11:7010 root 29901 1 0 13:34 ? 00:00:00 redis-server 172.17.7.11:7011 root 29906 1 0 13:34 ? 00:00:00 redis-server 172.17.7.11:7012 然后配置下一台，注意修改服务器监听IP地址：搭建集群redis 官方提供了一个 redis-trib.rb （src目录下） 工具用于搭建集群。很明显是 ruby 写的，所以需要 ruby 环境。安装 rubyyum -y install ruby ruby-devel rubygems rpm-build用 gem 安装 redis 接口gem install redis安装报错：# gem install redisFetching: redis-4.0.0.gem (100%)ERROR:Error installing redis: redis requires Ruby version >= 2.2.2.#提示ruby版本较低查看现在版本：# ruby -vruby 2.0.0p648 (2015-12-16) 解决办法：wget https://cache.ruby-lang.org/pub/ruby/2.4/ruby-2.4.1.tar.gztar -xvzf ruby-2.4.1.tar.gz cd ruby-2.4.1./configuremake && make installruby-v# ruby-vruby 2.4.1p111 (2017-03-22 revision 58053) 再次执行：gem install redisFetching: redis-4.0.0.gem (100%)Successfully installed redis-4.0.0Parsing documentation for redis-4.0.0Installing ri documentation for redis-4.0.0Done installing documentation for redis after 1 seconds1 gem installed创建集群，确保开放端口运行 redis-trib.rb 查看 集群创建帮助Usage: redis-trib <command> <options> <arguments ...>create host1:port1 ... hostN:portN --replicas <arg>check host:portinfo host:portfix host:port --timeout <arg>reshard host:port --from <arg> --to <arg> --slots <arg> --yes --timeout <arg> --pipeline <arg>rebalance host:port --weight <arg> --auto-weights --use-empty-masters --timeout <arg> --simulate --pipeline <arg> --threshold <arg>add-node new_host:new_port existing_host:existing_port --slave --master-id <arg>del-node host:port node_idset-timeout host:port millisecondscall host:port command arg arg .. argimport host:port --from <arg> --copy --replacehelp (show this help)创建集群#其中 --replicas 1 意思为为每个 master 分配 1 各 slaveredis-trib.rb create --replicas 1 172.17.7.11:7001 172.17.7.11:7002 172.17.7.11:7003 172.17.7.11:7004 172.17.7.11:7005 172.17.7.11:7006 172.17.7.11:7007 172.17.7.11:7008 172.17.7.11:7009 172.17.7.11:7010 172.17.7.11:7011 172.17.7.11:7012 172.17.7.25:7001 172.17.7.25:7002 172.17.7.25:7003 172.17.7.25:7004 172.17.7.25:7005 172.17.7.25:7006 172.17.7.25:7007 172.17.7.25:7008 172.17.7.25:7009 172.17.7.25:7010 172.17.7.25:7011 172.17.7.25:7012 172.17.7.26:7001 172.17.7.26:7002 172.17.7.26:7003 172.17.7.26:7004 172.17.7.26:7005 172.17.7.26:7006 172.17.7.26:7007 172.17.7.26:7008 172.17.7.26:7009 172.17.7.26:7010 172.17.7.26:7011 172.17.7.26:7012>>> Creating cluster>>> Performing hash slots allocation on 36 nodes...Using 18 masters:172.17.7.11:7001172.17.7.25:7001172.17.7.26:7001172.17.7.11:7002172.17.7.25:7002172.17.7.26:7002172.17.7.11:7003172.17.7.25:7003172.17.7.26:7003172.17.7.11:7004172.17.7.25:7004172.17.7.26:7004172.17.7.11:7005172.17.7.25:7005172.17.7.26:7005172.17.7.11:7006172.17.7.25:7006172.17.7.26:7006Adding replica 172.17.7.25:7007 to 172.17.7.11:7001Adding replica 172.17.7.11:7007 to 172.17.7.25:7001Adding replica 172.17.7.11:7008 to 172.17.7.26:7001Adding replica 172.17.7.26:7007 to 172.17.7.11:7002Adding replica 172.17.7.26:7008 to 172.17.7.25:7002Adding replica 172.17.7.25:7008 to 172.17.7.26:7002Adding replica 172.17.7.25:7009 to 172.17.7.11:7003Adding replica 172.17.7.11:7009 to 172.17.7.25:7003Adding replica 172.17.7.11:7010 to 172.17.7.26:7003Adding replica 172.17.7.26:7009 to 172.17.7.11:7004Adding replica 172.17.7.26:7010 to 172.17.7.25:7004Adding replica 172.17.7.25:7010 to 172.17.7.26:7004Adding replica 172.17.7.25:7011 to 172.17.7.11:7005Adding replica 172.17.7.11:7011 to 172.17.7.25:7005Adding replica 172.17.7.11:7012 to 172.17.7.26:7005Adding replica 172.17.7.26:7011 to 172.17.7.11:7006Adding replica 172.17.7.26:7012 to 172.17.7.25:7006Adding replica 172.17.7.25:7012 to 172.17.7.26:7006M: 574bdafc37a1d63f9988480b1c360b71699b0d3a 172.17.7.11:7001 slots:0-909 (910 slots) masterM: 0fdc365a3360390e7ee01b6e2c5f2f293142122c 172.17.7.11:7002 slots:2731-3640 (910 slots) masterM: 8e91fca9fddbe7ecdd4d97c7de160daf6c635a6d 172.17.7.11:7003 slots:5461-6371 (911 slots) masterM: 2c38ebc64166f8bcba3c00830326d50051a7a96e 172.17.7.11:7004 slots:8192-9101 (910 slots) masterM: a841f6d12f8e8f0ed56479a596319675538fc474 172.17.7.11:7005 slots:10923-11832 (910 slots) masterM: 49e4e848e2e09e6ef743777d59574740e2e95030 172.17.7.11:7006 slots:13653-14563 (911 slots) masterS: 71f3fb407719262a844d53d1abd2c164cdca20bf 172.17.7.11:7007 replicates 32d5dfc35a27aed442b41138bb9b367507359100S: ab1fe94d17ac2f4810b277addd2dc973b5e708d3 172.17.7.11:7008 replicates a57d14b025d5c8c37fc2711e109362b5b40b4d6e。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。S: 3e773633e3f0761777e3f70ba0038c05a87a49b4 172.17.7.26:7011 replicates 49e4e848e2e09e6ef743777d59574740e2e95030S: c0c52c55b24d25f7f1cdc76fd9a68752789f3ea7 172.17.7.26:7012 replicates f59e48dcf034e3a961cc4999616e59fa03dc8a8cCan I set the above configuration? (type 'yes' to accept): 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 172.17.7.11:7001)M: 574bdafc37a1d63f9988480b1c360b71699b0d3a 172.17.7.11:7001 slots:0-909 (910 slots) master 1 additional replica(s)S: 95cc9fab44f23e38c055bce23fddb19b813dca8a 172.17.7.11:7010 1 additional replica(s)M: 5baf8fcf69e3aaafe3a4d7eba997697335b6c3c1 172.17.7.25:7002 slots:3641-4550 (910 slots) master 1 additional replica(s)S: 71f3fb407719262a844d53d1abd2c164cdca20bf 172.17.7.11:7007 slots: (0 slots) slave。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。 slots:13653-14563 (911 slots) master 1 additional replica(s)M: 6451851e996947f9e3f906c646664efb7242d451 172.17.7.25:7004 slots:9102-10011 (910 slots) master 1 additional replica(s) All nodes agree about slots configuration.>>> Check for open slots...>>> Check slots coverage... All 16384 slots covered.测试集群在 172.17.7.11:7001 机器上设置一个键值对 testKey--testValue ,因为绑定了 IP ,所以 h 参数不能省略redis-cli -h 172.17.7.11 -c -p 7001172.17.7.11:7001> set testkey testvalue-> Redirected to slot located at 172.17.7.26:7002OK172.17.7.26:7002> get testkey"testvalue"在 72.17.7.25:7001 上获取 testKey 的值,发现自动定向到 72.17.7.26:7002,说明成功# redis-cli -h 172.17.7.25 -c -p 7001 172.17.7.25:7001> get testkey-> Redirected to slot located at 172.17.7.26:7002"testvalue"至此，Redis 集群搭建完成集群操作检查状态redis-trib.rb check 172.17.7.11:7001>>> Performing Cluster Check (using node 172.17.7.11:7001)M: 574bdafc37a1d63f9988480b1c360b71699b0d3a 172.17.7.11:7001 slots:0-909 (910 slots) master 1 additional replica(s)S: 95cc9fab44f23e38c055bce23fddb19b813dca8a 172.17.7.11:7010 slots: (0 slots) slave replicates 8a645dd55e4abe59c3d480ebf0fd60494eaabe4aM: 8e91fca9fddbe7ecdd4d97c7de160daf6c635a6d 172.17.7.11:7003 slots:5461-6371 (911 slots) master 1 additional replica(s)M: a841f6d12f8e8f0ed56479a596319675538fc474 172.17.7.11:7005 slots:10923-11832 (910 slots) master 1 additional replica(s)S: 8fefc4e249e0c54d326ed3fa263f10952ae94ac4 172.17.7.25:7010 slots: (0 slots) slave replicates 4ce13bdfc044a546ec7d03a346b39acda7bb4dd0M: 62b01ec5ecf4bd4596c4c004bf1c82f1afc6a407 172.17.7.26:7002 slots:4551-5460 (910 slots) master 1 additional replica(s)M: 5baf8fcf69e3aaafe3a4d7eba997697335b6c3c1 172.17.7.25:7002 slots:3641-4550 (910 slots) master 1 additional replica(s) slots:14564-15473 (910 slots) master 1 additional replica(s)S: 11a8e35e3c9ea4c93dd36a96094881ff29fc1856 172.17.7.11:7012...................略。。。。 slots:10012-10922 (911 slots) master 1 additional replica(s)S: 24ef0015d8a38d7aeab5dc7373262ba078f9e13d 172.17.7.26:7007 slots: (0 slots) slave replicates 0fdc365a3360390e7ee01b6e2c5f2f293142122cM: 49e4e848e2e09e6ef743777d59574740e2e95030 172.17.7.11:7006 slots:13653-14563 (911 slots) master 1 additional replica(s)M: 6451851e996947f9e3f906c646664efb7242d451 172.17.7.25:7004 slots:9102-10011 (910 slots) master 1 additional replica(s) All nodes agree about slots configuration.>>> Check for open slots...>>> Check slots coverage... All 16384 slots covered.查看所有节点信息redis-cli -h 172.17.7.11 -c -p 7001172.17.7.11:7001> cluster nodes95cc9fab44f23e38c055bce23fddb19b813dca8a 172.17.7.11:7010@17010 slave 8a645dd55e4abe59c3d480ebf0fd60494eaabe4a 0 1504596545000 27 connected8e91fca9fddbe7ecdd4d97c7de160daf6c635a6d 172.17.7.11:7003@17003 master - 0 1504596545502 3 connected 5461-6371a841f6d12f8e8f0ed56479a596319675538fc474 172.17.7.11:7005@17005 master - 0 1504596546103 5 connected 10923-11832.........................查看集群信息172.17.7.11:7001> CLUSTER INFOcluster_state:okcluster_slots_assigned:16384cluster_slots_ok:16384cluster_slots_pfail:0cluster_slots_fail:0cluster_known_nodes:36cluster_size:18cluster_current_epoch:36cluster_my_epoch:1cluster_stats_messages_ping_sent:26628cluster_stats_messages_pong_sent:26948cluster_stats_messages_sent:53576cluster_stats_messages_ping_received:26913cluster_stats_messages_pong_received:26628cluster_stats_messages_meet_received:35cluster_stats_messages_received:53576节点命令#将 ip 和 port 所在的节点添加到集群当中 cluster meet <ip> <port>#从集群中移除 node_id 指定的节点。 cluster forget <node_id>#将当前结点设置为 node_id 的 slave（从节点） cluster replicate <node_id>#保存节点配置文件 cluster saveconfig槽命令#将一个或多个槽（ slot）指派（ assign）给当前节点。 cluster addslots <slot> #移除一个或多个槽对当前节点的指派。 cluster delslots <slot> #移除指派给当前节点的所有槽，让当前节点变成一个没有指派任何槽的节点。 cluster flushslots#将槽 slot 指派给 node_id 指定的节点，如果槽已经指派给另一个节点，那么先让另一个节点删除该槽>，然后再进行指派。 cluster setslot <slot> node <node_id>#将本节点的槽 slot 迁移到 node_id 指定的节点中。 cluster setslot <slot> migrating <node_id>#从 node_id 指定的节点中导入槽 slot 到本节点。 cluster setslot <slot> importing <node_id>#取消对槽 slot 的导入（ import）或者迁移（ migrate）。 cluster setslot <slot> stable键#计算键 key 应该被放置在哪个槽上。 cluster keyslot <key>#返回槽 slot 目前包含的键值对数量。 cluster countkeysinslot <slot>#返回 count 个 slot 槽中的键 。 cluster getkeysinslot <slot> <count>脚本启动节点#!/bin/bash for i in 1 2 3 4 5 6 7 8 9 do redis-server /redis_cluster/700$i/redis.conf; donefor i in 10 11 12 do redis-server /redis_cluster/70$i/redis.conf; done启动集群#!/bin/bashredis-trib.rbcreate--replicas1 172.17.7.11:7001 172.17.7.11:7002 172.17.7.11:7003 172.17.7.11:7004 172.17.7.11:7005 172.17.7.11:7006 172.17.7.11:7007 172.17.7.11:7008 172.17.7.11:7009 172.17.7.11:7010 172.17.7.11:7011 172.17.7.11:7012 172.17.7.25:7001 172.17.7.25:7002 172.17.7.25:7003 172.17.7.25:7004 172.17.7.25:7005 172.17.7.25:7006 172.17.7.25:7007 172.17.7.25:7008 172.17.7.25:7009 172.17.7.25:7010 172.17.7.25:7011 172.17.7.25:7012 172.17.7.26:7001 172.17.7.26:7002 172.17.7.26:7003 172.17.7.26:7004 172.17.7.26:7005 172.17.7.26:7006 172.17.7.26:7007 172.17.7.26:7008 172.17.7.26:7009 172.17.7.26:7010 172.17.7.26:7011 172.17.7.26:7012关闭集群#!/bin/bashfor i in 11 25 26do for j in 1 2 3 4 5 6 7 8 9 do redis-cli -c -h 172.17.7.$i -p 700$j shutdown; donedonefor i in 11 25 26do for j in 10 11 12 do redis-cli -c -h 172.17.7.$i -p 70$j shutdown; donedone首次安装，体验一下过程，官方下载的源码包里面有线程的自动化脚本，安装单个服务和创建集群的，大家可以考虑使用：
脚本位置：redis-4.0.1/utils
ls
# ls
build-static-symbols.tclgenerate-command-help.rbinstall_server.shredis_init_script.tplwhatisdoing.sh
cluster_fail_time.tcl graphs lru redis-sha1.rb
corrupt_rdb.c hashtable redis-copy.rb releasetools
create-cluster hyperloglog redis_init_scriptspeed-regression.tcl
老司机，有视频教程没
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