Linux CentOS 下安装版本 Redis 5.x 聚群操作手册 Red Hat Enterprise Linux Server release 7.1 的示例分析

本篇文章给大家分享的是有关Linux CentOS 下安装版本 Redis 5.x 聚群操作手册 Red Hat Enterprise Linux Server release 7.1的示例分析 ，小编觉得挺实用的，因此分享给大家学习，希望大家阅读完这篇文章后可以有所收获，话不多说，跟着小编一起来看看吧。

安装环境

序号 项目 值1 OS版本 Red Hat Enterprise Linux Server release 7.1 (Maipo)2 内核版本 3.10.0-229.el7.x86_643 Redis redis-5.0.44 Ruby ruby 2.3.4p301 (2017-03-30 revision 58214) [x86_64-linux]节点信息规划本来只准备部署7001-7006 6个实例，但是redis集群提示最少需要3个主节点，6个节点才能完成启动，所以后面2个是后来加的。注意：这里因为是测试环境，所以将所有实例都放在了一台机器上，生产建议主备节点不要放在一台机器上序号 IP地址 端口 主备 节点配置文件1 192.168.9.216 7001 主 /data/program/redis/etc/redis-7001.conf2 192.168.9.216 7002 主 /data/program/redis/etc/redis-7002.conf3 192.168.9.216 7003 主 /data/program/redis/etc/redis-7003.conf4 192.168.9.216 7004 备 /data/program/redis/etc/redis-7004.conf5 192.168.9.216 7005 备 /data/program/redis/etc/redis-7005.conf6 192.168.9.216 7006 备 /data/program/redis/etc/redis-7006.conf一、下载对应的redis 安装包，并且解压和安装[root@elk01 opt]# wget http://download.redis.io/releases/redis-5.0.4.tar.gz--2017-10-26 09:33:23--  http://download.redis.io/releases/redis-5.0.4.tar.gzResolving download.redis.io (download.redis.io)... 109.74.203.151Connecting to download.redis.io (download.redis.io)|109.74.203.151|:80... connected.HTTP request sent, awaiting response... 200 OKLength: 1711660 (1.6M) [application/x-gzip]Saving to: 'redis-5.0.4.tar.gz'100%[======================================================>] 1,711,660    426KB/s   in 3.9s2017-10-26 09:33:28 (426 KB/s) - 'redis-5.0.4.tar.gz' saved [1711660/1711660][root@elk01 program]# ll redis-5.0.4.tar.gz-rw-r--r-- 1 root root 1711660 Jul 24 21:59 redis-5.0.4.tar.gz[root@CentOS program]# mv redis-5.0.4 redis二、创建对应的需要目录；[root@elk01 program]# cd redis[suven@CentOS redis]$ lltotal 268-rw-rw-r--.  1 suven suven 99445 Mar 18 12:21 00-RELEASENOTES-rw-rw-r--.  1 suven suven    53 Mar 18 12:21 BUGS-rw-rw-r--.  1 suven suven  1894 Mar 18 12:21 CONTRIBUTING-rw-rw-r--.  1 suven suven  1487 Mar 18 12:21 COPYINGdrwxr-xr-x.  8 root  root   4096 Mar 26 00:01 datadrwxrwxr-x.  6 suven suven  4096 Mar 25 23:12 depsdrwxr-xr-x.  2 root  root   4096 Mar 25 23:57 etc-rw-rw-r--.  1 suven suven    11 Mar 18 12:21 INSTALLdrwxr-xr-x.  2 root  root   4096 Mar 26 00:02 logs-rw-rw-r--.  1 suven suven   151 Mar 18 12:21 Makefile-rw-rw-r--.  1 suven suven  4223 Mar 18 12:21 MANIFESTO-rw-rw-r--.  1 suven suven 20555 Mar 18 12:21 README.md-rw-rw-r--.  1 suven suven 62155 Mar 18 12:21 redis.conf-rwxrwxr-x.  1 suven suven   275 Mar 18 12:21 runtest-rwxrwxr-x.  1 suven suven   280 Mar 18 12:21 runtest-cluster-rwxrwxr-x.  1 suven suven   281 Mar 18 12:21 runtest-sentinel-rw-rw-r--.  1 suven suven  9710 Mar 18 12:21 sentinel.confdrwxrwxr-x.  3 suven suven  4096 Mar 25 23:45 src-rw-r--r--.  1 root  root      0 Mar 25 23:59 stdoutdrwxrwxr-x. 10 suven suven  4096 Mar 18 12:21 testsdrwxrwxr-x.  8 suven suven  4096 Mar 18 12:21 utils三、创建目录脚本如下：[root@CentOS redis]# mkdir -p /data/program/redis/etc[root@CentOS redis]# mkdir -p /data/program/redis/logs[root@CentOS redis]# mkdir -p /data/program/redis/run[root@CentOS redis]# mkdir -p /data/program/redis/data[root@CentOS redis]# mkdir -p /data/program/redis/data/{7001,7002,7003,7004,7005,7006}四、上传配置文件到创建的etc目录上，执行修改脚本：（1）.修改配置ip:将配置文件大写的IP,转换成对应的服务器ip地址（127.0.0.1），具体到把个配置文件sed -i "s/IP/ 127.0.0.1" /data/program/redis/etc/redis-7001.conf或（linux 正规匹配所有文件）sed -i "s/IP/ 127.0.0.1" /data/program/redis/etc/redis-700*.conf(2).修改配置文件PORT：将配置文件大写的PORT,转换成对应的redis启动服务端口7001，具体到把个配置文件sed -i "s/PORT/ 7001" /data/program/redis/etc/redis-7001.confsed -i "s/PORT/ 7002" /data/program/redis/etc/redis-7002.confsed -i "s/PORT/ 7003" /data/program/redis/etc/redis-7003.confsed -i "s/PORT/ 7004" /data/program/redis/etc/redis-7004.confsed -i "s/PORT/ 7005" /data/program/redis/etc/redis-7005.confsed -i "s/PORT/ 7006" /data/program/redis/etc/redis-7006.conf执行编译安装命令： make test[root@localhost redis]#  make testcd src && make testmake[1]: Entering directory `/data/program/redis/src最后看到的结果：Hint: It's a good idea to run 'make test' ;)    INSTALL install    INSTALL install    INSTALL install    INSTALL install    INSTALL installmake[1]: Leaving directory `/data/program/redis/src'备注:分分钟搞定Redis编译安装1.  依赖包安装yum -y install cpp binutils glibc glibc-kernheaders glibc-common glibc-devel gcc make gcc-c++ libstdc++-devel tcl五、启动redis结点服务命令：[root@CentOS redis] cd /data/program/redis/[root@CentOS redis] src/redis-server  etc/redis-7001.conf[root@CentOS redis] src/redis-server  etc/redis-7002.conf[root@CentOS redis] src/redis-server  etc/redis-7003.conf[root@CentOS redis] src/redis-server  etc/redis-7004.conf[root@CentOS redis] src/redis-server  etc/redis-7005.conf[root@CentOS redis] src/redis-server  etc/redis-7006.conf六、查看redis结点服务是否正常启动：[suven@CentOS etc]$ ps -ef | grep redisroot      7470     1  0 00:01 ?        00:00:14 /data/program/redis/src/redis-server 10.211.55.5:7001 [cluster]root      8377     1  0 00:01 ?        00:00:14 /data/program/redis/src/redis-server 10.211.55.5:7002 [cluster]root      8591     1  0 00:01 ?        00:00:14 /data/program/redis/src/redis-server 10.211.55.5:7003 [cluster]root      9597     1  0 00:02 ?        00:00:14 /data/program/redis/src/redis-server 10.211.55.5:7004 [cluster]root      9816     1  0 00:02 ?        00:00:14 /data/program/redis/src/redis-server 10.211.55.5:7005 [cluster]root     10031     1  0 00:02 ?        00:00:14 /data/program/redis/src/redis-server 10.211.55.5:7006 [cluster]suven    19158  9380  0 04:04 pts/0    00:00:00 grep --color=auto redis  注：如果没有看到进程信息；请查看[root@CentOS redis]$ tail -200f logs/redis7001.log 910:C 25 Mar 2019 23:59:35.959 # Can't chdir to '/data/program/redis/data/7001': No such file or directory7469:C 26 Mar 2019 00:01:32.452 # oO0OoO0OoO0Oo Redis is starting oO0OoO0OoO0Oo7469:C 26 Mar 2019 00:01:32.452 # Redis version=5.0.4, bits=64, commit=00000000, modified=0, pid=7469, just started7469:C 26 Mar 2019 00:01:32.452 # Configuration loaded7470:M 26 Mar 2019 00:01:32.454 * No cluster configuration found, I'm 63243f121eb2e90ea3da9d6c7931b577c313e1a07470:M 26 Mar 2019 00:01:32.456 * Running mode=cluster, port=7001.7470:M 26 Mar 2019 00:01:32.456 # WARNING: The TCP backlog setting of 511 cannot be enforced because /proc/sys/net/core/somaxconn is set to the lower value of 128.7470:M 26 Mar 2019 00:01:32.456 # Server initialized七、执行结点实现聚群脚本：[root@CentOS redis] src/redis-trib.rb  create --replicas 1 10.211.55.5:7001 10.211.55.5:7002 10.211.55.5:7003 10.211.55.5:7004 10.211.55.5:7005 10.211.55.5:7006src/redis-cli --cluster create 127.0.0.1:7001 127.0.0.1:7002 127.0.0.1:7003 127.0.0.1:7004 127.0.0.1:7005 127.0.0.1:7006 --cluster-replicas 1（1）.注： 需要安装ruby2.2.2以上版本，卸载老版本ruby2.0.0[root@elk01 ~]# ruby -vruby 2.0.0p648 (2015-12-16) [x86_64-linux][root@elk01 ~]# rpm -qa | grep rubyruby-libs-2.0.0.648-29.el7.x86_64rubygem-bigdecimal-1.2.0-29.el7.x86_64rubygems-2.0.14.1-29.el7.noarchrubygem-psych-2.0.0-29.el7.x86_64rubygem-json-1.7.7-29.el7.x86_64ruby-irb-2.0.0.648-29.el7.noarchrubygem-io-console-0.4.2-29.el7.x86_64ruby-2.0.0.648-29.el7.x86_64rubygem-rdoc-4.0.0-29.el7.noarch[root@elk01 ~]# yum erase ruby注：如果还是旧片本，请参与centos7 rhel7安装较高版本ruby2.2、2.3、2.4笔记执行（2）.查看ruby软件版本号，如果低于ruby2.2，执行面删除ruby -v rpm -qa | grep ruby（3）.重新安装ruby2.4版本脚本   yum install -y gcc* openssl* wget  yum install centos-release-scl-rh  yum install rh-ruby24  -y  scl  enable  rh-ruby24 bash（4）.查看ruby软件版本号[root@localhost redis]# ruby -vruby 2.4.5p335 (2018-10-18 revision 65137) [x86_64-linux][root@localhost redis]# yum install rubygems[root@localhost redis]# gem install redis八、执行redis 结点聚群脚本；结果如下：其中会提示输入（yes/no）,输入yes 即可；[root@CentOS redis]# redis-cli --cluster create 10.211.55.5:7001 10.211.55.5:7002 10.211.55.5:7003 10.211.55.5:7004 10.211.55.5:7005 10.211.55.5:7006 --cluster-replicas 1>>> Performing hash slots allocation on 6 nodes...Master[0] -> Slots 0 - 5460Master[1] -> Slots 5461 - 10922Master[2] -> Slots 10923 - 16383Adding replica 10.211.55.5:7005 to 10.211.55.5:7001Adding replica 10.211.55.5:7006 to 10.211.55.5:7002Adding replica 10.211.55.5:7004 to 10.211.55.5:7003>>> Trying to optimize slaves allocation for anti-affinity[WARNING] Some slaves are in the same host as their masterM: 63243f121eb2e90ea3da9d6c7931b577c313e1a0 10.211.55.5:7001   slots:[0-5460] (5461 slots) masterM: 53692efbc07d2279f267dbba441a06121ea1042f 10.211.55.5:7002   slots:[5461-10922] (5462 slots) masterM: 4665614f463a77ee12f9afd680e96b7af69c9889 10.211.55.5:7003   slots:[10923-16383] (5461 slots) masterS: baa658b4068c5125057e885ead90c985c308b9ae 10.211.55.5:7004   replicates 53692efbc07d2279f267dbba441a06121ea1042fS: 1a30085728c4d20c7528be2a2faa8d769b5456d1 10.211.55.5:7005   replicates 4665614f463a77ee12f9afd680e96b7af69c9889S: e3e9c6e39f9969cc202cd90f045c2acb6b12b427 10.211.55.5:7006   replicates 63243f121eb2e90ea3da9d6c7931b577c313e1a0Can 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 10.211.55.5:7001)M: 63243f121eb2e90ea3da9d6c7931b577c313e1a0 10.211.55.5:7001   slots:[0-5460] (5461 slots) master   1 additional replica(s)S: e3e9c6e39f9969cc202cd90f045c2acb6b12b427 10.211.55.5:7006   slots: (0 slots) slave   replicates 63243f121eb2e90ea3da9d6c7931b577c313e1a0M: 4665614f463a77ee12f9afd680e96b7af69c9889 10.211.55.5:7003   slots:[10923-16383] (5461 slots) master   1 additional replica(s)M: 53692efbc07d2279f267dbba441a06121ea1042f 10.211.55.5:7002   slots:[5461-10922] (5462 slots) master   1 additional replica(s)S: 1a30085728c4d20c7528be2a2faa8d769b5456d1 10.211.55.5:7005   slots: (0 slots) slave   replicates 4665614f463a77ee12f9afd680e96b7af69c9889S: baa658b4068c5125057e885ead90c985c308b9ae 10.211.55.5:7004   slots: (0 slots) slave   replicates 53692efbc07d2279f267dbba441a06121ea1042f[OK] All nodes agree about slots configuration.>>> Check for open slots...>>> Check slots coverage...[OK] All 16384 slots covered.九、连接到对应的redis 聚群脚本： 一定要 -c[root@CentOS redis]# src/redis-cli -c -h 10.211.55.5 -p 7001 10.211.55.5:7001> 十、查看redis聚群信息命令：CLUSTER info10.211.55.5:7001> CLUSTER infocluster_state:okcluster_slots_assigned:16384cluster_slots_ok:16384cluster_slots_pfail:0cluster_slots_fail:0cluster_known_nodes:6cluster_size:3cluster_current_epoch:6cluster_my_epoch:1cluster_stats_messages_ping_sent:385cluster_stats_messages_pong_sent:385cluster_stats_messages_sent:770cluster_stats_messages_ping_received:380cluster_stats_messages_pong_received:385cluster_stats_messages_meet_received:5cluster_stats_messages_received:770十一、查看redis聚群结点分配信息命令（CLUSTER 区分大小写 ）：CLUSTER nodes 10.211.55.5:7001> CLUSTER nodese3e9c6e39f9969cc202cd90f045c2acb6b12b427 10.211.55.5:7006@17006 slave 63243f121eb2e90ea3da9d6c7931b577c313e1a0 0 1553588727578 6 connected4665614f463a77ee12f9afd680e96b7af69c9889 10.211.55.5:7003@17003 master - 0 1553588728081 3 connected 10923-1638353692efbc07d2279f267dbba441a06121ea1042f 10.211.55.5:7002@17002 master - 0 1553588726573 2 connected 5461-109221a30085728c4d20c7528be2a2faa8d769b5456d1 10.211.55.5:7005@17005 slave 4665614f463a77ee12f9afd680e96b7af69c9889 0 1553588726000 5 connectedbaa658b4068c5125057e885ead90c985c308b9ae 10.211.55.5:7004@17004 slave 53692efbc07d2279f267dbba441a06121ea1042f 0 1553588728000 4 connected63243f121eb2e90ea3da9d6c7931b577c313e1a0 10.211.55.5:7001@17001 myself,master - 0 1553588727000 1 connected 0-546010.211.55.5:7001> 十二、验证是否可用，测试用例10.211.55.5:7001> set keytest testvalueOK10.211.55.5:7001> get keytest"testvalue"10.211.55.5:7001> CLUSTER INFO 打印集群的信息CLUSTER NODES 列出集群当前已知的所有节点（node），以及这些节点的相关信息。 //节点CLUSTER MEET   将 ip 和 port 所指定的节点添加到集群当中，让它成为集群的一份子。CLUSTER FORGET  从集群中移除 node_id 指定的节点。CLUSTER REPLICATE  将当前节点设置为 node_id 指定的节点的从节点。CLUSTER SAVECONFIG 将节点的配置文件保存到硬盘里面。CLUSTER ADDSLOTS  [slot ...] 将一个或多个槽（slot）指派（assign）给当前节点。CLUSTER DELSLOTS  [slot ...] 移除一个或多个槽对当前节点的指派。CLUSTER FLUSHSLOTS 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 SETSLOT  NODE  将槽 slot 指派给 node_id 指定的节点。CLUSTER SETSLOT  MIGRATING  将本节点的槽 slot 迁移到 node_id 指定的节点中。CLUSTER SETSLOT  IMPORTING  从 node_id 指定的节点中导入槽 slot 到本节点。CLUSTER SETSLOT  STABLE 取消对槽 slot 的导入（import）或者迁移（migrate）。 //键CLUSTER KEYSLOT  计算键 key 应该被放置在哪个槽上。CLUSTER COUNTKEYSINSLOT  返回槽 slot 目前包含的键值对数量。CLUSTER GETKEYSINSLOT   返回 count 个 slot 槽中的键。 //新增CLUSTER SLAVES node-id 返回一个master节点的slaves 列表

以上就是Linux CentOS 下安装版本 Redis 5.x 聚群操作手册 Red Hat Enterprise Linux Server release 7.1的示例分析，小编相信有部分知识点可能是我们日常工作会见到或用到的。希望你能通过这篇文章学到更多知识。更多详情敬请关注行业资讯频道。