redis cluster \u5206\u5e03\u5f0f
\n\u524d\u63d0\u56e0\u4e3aredis cluster \u91c7\u7528\u4e3b\u4ece\u5907\u4efd\u673a\u5236\uff0c\u6240\u4ee5\u8981\u6c42\u81f3\u5c116\u4e2aredis\u5b9e\u4f8b\u8282\u70b9\u624d\u53ef\u7ec4\u5efa\uff0c\u53ef\u4ee5\u540c\u4e00\u53f0\u673a\u56686\u4e2a\u7aef\u53e3\u6216N\u53f0\u673a\u5668\uff0c\u81ea\u7531\u7075\u6d3b\u5b9e\u73b0
\n\u642d\u5efa\uff1a
\n1.\u5b89\u88c5redis
\nwget http:\/\/download.redis.io\/releases\/redis-6.0.1.tar.gz
\ntar xzf redis-6.0.1.tar.gz
\ncd redis-6.0.1
\nmake PREFIX=\/usr\/local\/redis install \/\/\u5b89\u88c5\u5230\/usr\/local\/redis\u76ee\u5f55<\/p>\n
\u5982\u679c\u5b89\u88c5\u8fc7\u7a0b\u4e2d\u63d0\u793aruby\u7248\u672c\u4f4e\u9700\u8981\u5347\u7ea7
\nyum -y install ruby ruby-devel rubygems rpm-build
\nyum install -y centos-release-scl-rh
\nyum install -y rh-ruby25
\nscl enable rh-ruby25 bash<\/p>\n
\u56e0\u4e3a\u8981\u4f7f\u7528 Ruby \u5de5\u5177\uff0c\u6240\u4ee5\u8981\u5148\u4fdd\u8bc1\u6709 Ruby \u73af\u5883\uff0c\u5e76\u4e14\u5b89\u88c5 Redis \u63d2\u4ef6
\nyum -y install ruby ruby-devel rubygems
\ngem install redis
\ngem install redis-3.2.1.gem<\/p>\n
2.\u914d\u7f6e
\n\u4fee\u6539redis.conf \u6587\u4ef6\u914d\u7f6e\u9879\uff1a
\nbind 0.0.0.0 \/\/ \u6d4b\u8bd5\u73af\u8282\uff0c\u4efb\u4f55\u5730\u5740\u90fd\u53ef\u8fde\u63a5
\nport 6379 \/\/ \u4fee\u6539\u6210\u5bf9\u5e94\u7684\u7aef\u53e3\u53f7
\ndaemonize yes \/\/ \u540e\u53f0\u8fd0\u884c
\npidfile \/var\/run\/redis_6379.pid \/\/ pid\u6587\u4ef6
\nlogfile \".\/redis.log\" \/\/ \u65e5\u5fd7
\nappendonly yes \/\/ \u5f00\u542f aop \u5907\u4efd
\nappendfsync always \/\/ \u6bcf\u5199\u4e00\u6761 \u5907\u4efd \u4e00\u6b21
\ncluster-enabled yes \/\/ \u5f00\u542f Redis Cluster
\ncluster-config-file nodes-6379.conf \/\/ \u8bb0\u5f55\u96c6\u7fa4\u4fe1\u606f\uff0c\u4e0d\u7528\u624b\u52a8\u7ef4\u62a4\uff0cRedis Cluster \u4f1a\u81ea\u52a8\u7ef4\u62a4
\ncluster-node-timeout 15000 \/\/ Cluster \u8d85\u65f6\u65f6\u95f4
\ncluster-require-full-coverage no \/\/ \u53ea\u8981\u6709\u7ed3\u70b9\u5b95\u673a\u5bfc\u81f416384\u4e2a\u69fd\u6ca1\u5168\u88ab\u8986\u76d6\uff0c\u6574\u4e2a\u96c6\u7fa4\u5c31\u5168\u90e8\u505c\u6b62\u670d\u52a1\uff0c\u6240\u4ee5\u4e00\u5b9a\u8981\u6539\u4e3ano<\/p>\n
\u4ee5\u4e0a\u6587\u4ef6\u9700\u8981\u5728\u6bcf\u4e2a\u5b9e\u4f8b\u4e2d\u914d\u7f6e\uff0c\u7136\u540e\u542f\u52a8\u6bcf\u4e00\u4e2a\u5b9e\u4f8b \u3002
\nbin\/redis-server etc\/redis.conf<\/p>\n
Redis Cluster \u5e38\u7528\u547d\u4ee4
\ncluster nodes \u67e5\u770b\u96c6\u7fa4\u8282\u70b9\u4fe1\u606f
\ncluster replicate <master-id> \u8fdb\u5165\u4e00\u4e2a\u4ece\u8282\u70b9 Redis\uff0c\u5207\u6362\u5176\u4e3b\u8282\u70b9\uff0c\u597d\u50cf\u5408\u96c6\u9700\u8981\u5728\u4ece\u8282\u70b9\u4e2d\u6267\u884c
\ncluster failover \u624b\u52a8\u6545\u969c\u8f6c\u79fb \u53ef\u5c06slave\u8282\u70b9\u53d8\u66f4\u4e3amaster\uff0c\u5728\u4ece\u8282\u70b9\u4e2d\u4f7f\u7528\u6b64\u5408\u96c6\u53ef\u5c06\u4ece\u8282\u70b9\u5347\u7ea7\u4e3amaster\u8282\u70b9
\ncluster forget <id> \u5ffd\u7565\u4e00\u4e2a\u8282\u70b9\uff0c\u524d\u63d0\u662f\u4ed6\u4e0d\u80fd\u662f\u6709 Solts \u7684\u4e3b\u8282\u70b9
\ncluster keyslot \uff1a\u8ba1\u7b97\u952e key \u5e94\u8be5\u88ab\u653e\u7f6e\u5728\u54ea\u4e2a\u69fd\u4e0a\u3002 \u5982 cluster keysolt \"name1\" \u7ed3\u679c\u4e3asolt\u7684id \u53ef\u4ee5\u6839\u636ecluster nodes \u4fe1\u606f\u67e5\u8be2\u8282\u70b9\u5177\u4f53\u7684\u69fd\uff0c\u53ef\u4ee5\u8ffd\u5bfb\u5230\u54ea\u53f0\u673a\u5668\u4e0a<\/p>\n
\u521b\u5efa\u96c6\u7fa4\uff1a
\nbin\/redis-cli --cluster create 192.168.0.110:6379 192.168.0.112:6379 192.168.0.113:6379 192.168.0.114:6379 192.168.0.116:6379 192.168.0.117:6379 --cluster-replicas 1<\/p>\n
\u8fdb\u5165redis\u7fa4\u96c6\u91cc\u7684\u67d0\u4e00\u53f0
\nbin\/redis-cli -c -h 192.168.0.110<\/p>\n
\u6dfb\u52a0\u8282\u70b9\uff1a
\nbin\/redis-cli --cluster add-node 192.168.0.112:6379 192.168.0.110:6379 --cluster-slave --cluster-master-id 42b5a2bb7e79cab2ed9e8578ca630ae7cc37bb9c
\n\u624d\u4e0a\u5408\u96c6\u662f\u4e3a192.168.0.110\u6dfb\u52a0\u4ece\u8282\u70b9192.168.0.112<\/p>\n
\u7ed9\u6307\u5b9a\u673a\u5668\u5206\u914d\u63d2\u69fd
\n\u7b2c\u4e00\u6b65\uff1abin\/redis-cli --cluster reshard 192.168.0.118:6379 \uff08\u8fde\u63a5\u96c6\u7fa4\u4e2d\u4efb\u610f\u4e00\u4e2a\u53ef\u7528\u7ed3\u70b9\u90fd\u884c\uff09
\n\u7b2c\u4e8c\u6b65\uff1a\u8f93\u5165\u8981\u5206\u914d\u7684\u69fd\u6570\u91cf How many slots do you want to move (from 1 to 16384)? 1000
\n\u7b2c\u4e09\u6b65\uff1a\u8f93\u5165\u63a5\u6536\u69fd\u7684\u7ed3\u70b9id What is the receiving node ID?
\n\u7b2c\u56db\u6b65\uff1a\u8f93\u5165\u6e90\u7ed3\u70b9id
\n\u8f93\u5165\u6e90\u7ed3\u70b9id\uff0c\u69fd\u5c06\u4ece\u6e90\u7ed3\u70b9\u4e2d\u62ff\uff0c\u5206\u914d\u540e\u7684\u69fd\u5728\u6e90\u7ed3\u70b9\u4e2d\u5c31\u4e0d\u5b58\u5728\u4e86\u3002
\n\u8f93\u5165all\u8868\u793a\u4ece\u6240\u6709\u6e90\u7ed3\u70b9\u4e2d\u83b7\u53d6\u69fd\u3002
\n\u8f93\u5165done\u53d6\u6d88\u5206\u914d\u3002
\n\u8fd9\u91cc\u8f93\u5165all
\n\u7b2c\u4e94\u6b65\uff1a\u8f93\u5165yes\u5f00\u59cb\u79fb\u52a8\u69fd\u5230\u76ee\u6807\u7ed3\u70b9id
\n\u7b2c\u516d\u6b65\uff1a\u67e5\u770b\u7ed3\u70b9\u4fe1\u606f<\/p>\n
redis cluster \u5b95\u673a\u60c5\u51b5\uff1a
\na:\u5982\u679c\u96c6\u7fa4\u4efb\u610fmaster\u6302\u6389,\u4e14\u5f53\u524dmaster\u6ca1\u6709slave.\u96c6\u7fa4\u8fdb\u5165fail\u72b6\u6001,\u4e5f\u53ef\u4ee5\u7406\u89e3\u6210\u96c6\u7fa4\u7684slot\u6620\u5c04[0-16383]\u4e0d\u5b8c\u6210\u65f6\u8fdb\u5165fail\u72b6\u6001. ps : redis-3.0.0.rc1\u52a0\u5165cluster-require-full-coverage\u53c2\u6570,\u9ed8\u8ba4\u5173\u95ed,\u6253\u5f00\u96c6\u7fa4\u517c\u5bb9\u90e8\u5206\u5931\u8d25.<\/p>\n
b:\u5982\u679c\u96c6\u7fa4\u8d85\u8fc7\u534a\u6570\u4ee5\u4e0amaster\u6302\u6389\uff0c\u65e0\u8bba\u662f\u5426\u6709slave\u96c6\u7fa4\u8fdb\u5165fail\u72b6\u6001.<\/p>\n
redis.conf \u914d\u7f6e\u7684 redis-cluster \u4e4bcluster-require-full-coverage\uff0c
\n\u5f53cluster-require-full-coverage\u4e3ano\u65f6\uff0c\u8868\u793a\u5f53\u8d1f\u8d23\u4e00\u4e2a\u63d2\u69fd\u7684\u4e3b\u5e93\u4e0b\u7ebf\u4e14\u6ca1\u6709\u76f8\u5e94\u7684\u4ece\u5e93\u8fdb\u884c\u6545\u969c\u6062\u590d\u65f6\uff0c\u96c6\u7fa4\u4ecd\u7136\u53ef\u7528\uff0c\u6b64\u79cd\u60c5\u51b5\u4e0b\uff0c\u5982\u679c\u67e5\u8be2\u7684key\u4e0d\u5728\u4e22\u5931\u7684\u63d2\u69fd\u91cc\uff0c\u4f9d\u65e7\u53ef\u4ee5\u6b63\u5e38\u8bbf\u95ee\u3002\u5982\u679ckey\u5728fail\u4e3b\u673a\u7684\u7684\u63d2\u69fd\u91cc\u5219\u65e0\u6cd5\u6b63\u5e38\u4f7f\u7528\u3002
\n\u5f53cluster-require-full-coverage\u4e3ayes\u65f6\uff0c\u8868\u793a\u5f53\u8d1f\u8d23\u4e00\u4e2a\u63d2\u69fd\u7684\u4e3b\u5e93\u4e0b\u7ebf\u4e14\u6ca1\u6709\u76f8\u5e94\u7684\u4ece\u5e93\u8fdb\u884c\u6545\u969c\u6062\u590d\u65f6\uff0c\u96c6\u7fa4\u4e0d\u53ef\u7528<\/p>\n
\u9047\u5230\u7684\u95ee\u9898\u4ee5\u53ca\u89e3\u51b3\u65b9\u6cd5\uff1a
\n\u95ee\u98981\uff1aNode 192.168.10.204:6379 is not empty. Either the node already knows other nodes (check with CLUSTER NODES) or contains some key in database 0.
\n\u8fd9\u4e2a\u662f\u56e0\u4e3a\u8981\u65b0\u589e\u7684\u90a3\u4e2a Redis \u8282\u70b9\u4e2d\u6709\u539f\u6765\u6b8b\u7559\u7684\u6570\u636e\u4fe1\u606f\uff0c\u65b0\u589e\u524d\u8bf7\u628a AOF \u548c RDB \u5907\u4efd\u7684\u6587\u4ef6\u90fd\u5220\u9664\u6389\uff0c\u5e76\u4e14\u8fdb\u5165\u51c6\u5907\u65b0\u589e\u7684 Redis \u4e2d\u6267\u884c\u4e00\u4e0b\u4e0b\u9762\u4e24\u6761\u547d\u4ee4
\n127.0.0.1:6379> FLUSHALL
\n127.0.0.1:6379> CLUSTER RESET
\n\u6216\u8005
\n\u5148\u5173\u95edredis\u5220\u9664 redis\u76ee\u5f55\u5982\u4e0b\u6587\u4ef6:
\nrm -f dump.rdb
\nrm -f nodes-6379.conf<\/p>\n
PHP\u64cd\u4f5credis cluser \u6709\u4e24\u79cd\u65b9\u5f0f
\n$servers = [
\n\"192.168.0.110:6379\",
\n\"192.168.0.112:6379\",
\n\"192.168.0.113:6379\",
\n\"192.168.0.114:6379\",
\n\"192.168.0.116:6379\",
\n\"192.168.0.117:6379\",
\n];
\n1.phpredis\u6269\u5c55
\n$client = new RedisCluster(NUll,$servers);
\n$client->set(\"name1\", \"22\");
\n$name1 = $client->get('name1');
\nvar_dump($name1);
\n2predis\u6269\u5c55
\n\u4e0b\u8f7dpredis\u6269\u5c55\u5305
\nrequire __DIR__.'\/predis\/autoload.php';
\n$options = array('cluster' => 'redis');
\n$client = new Predis\\Client($servers, $options);
\n$client->set(\"test1\", \"tank12\");
\n$result = $client->get(\"test1\");
\nvar_dump($result);<\/p>\n","protected":false},"excerpt":{"rendered":"
redis cluster \u5206\u5e03\u5f0f \u524d\u63d0\u56e0\u4e3aredis cluster \u91c7\u7528\u4e3b\u4ece\u5907\u4efd\u673a\u5236\uff0c\u6240\u4ee5\u8981\u6c42\u81f3\u5c116\u4e2are […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[3,5],"tags":[],"_links":{"self":[{"href":"https:\/\/china-abc.leohe.net.cn\/index.php?rest_route=\/wp\/v2\/posts\/334"}],"collection":[{"href":"https:\/\/china-abc.leohe.net.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/china-abc.leohe.net.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/china-abc.leohe.net.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/china-abc.leohe.net.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=334"}],"version-history":[{"count":1,"href":"https:\/\/china-abc.leohe.net.cn\/index.php?rest_route=\/wp\/v2\/posts\/334\/revisions"}],"predecessor-version":[{"id":335,"href":"https:\/\/china-abc.leohe.net.cn\/index.php?rest_route=\/wp\/v2\/posts\/334\/revisions\/335"}],"wp:attachment":[{"href":"https:\/\/china-abc.leohe.net.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=334"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/china-abc.leohe.net.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=334"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/china-abc.leohe.net.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=334"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}