{"id":201591,"date":"2025-05-10T10:51:48","date_gmt":"2025-05-10T02:51:48","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201591\/"},"modified":"2025-05-10T10:51:48","modified_gmt":"2025-05-10T02:51:48","slug":"redis%e6%95%b0%e6%8d%ae%e5%80%be%e6%96%9c%e5%a4%84%e7%90%86%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201591\/","title":{"rendered":"redis\u6570\u636e\u503e\u659c\u5904\u7406\u65b9\u6cd5"},"content":{"rendered":"

<\/b> <\/p>\n

redis\u6570\u636e\u503e\u659c\u5904\u7406\u65b9\u6cd5<\/h1>\n

<\/i>\u6536\u85cf<\/span> <\/p>\n

\u5b66\u4e60\u6570\u636e\u5e93<\/span>\u8981\u52aa\u529b\uff0c\u4f46\u662f\u4e0d\u8981\u6025\uff01\u4eca\u5929\u7684\u8fd9\u7bc7\u6587\u7ae0\u300aredis\u6570\u636e\u503e\u659c\u5904\u7406\u65b9\u6cd5\u300b<\/span>\u5c06\u4f1a\u4ecb\u7ecd\u5230redis\u6570\u636e\u503e\u659c<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u60f3\u6df1\u5165\u5b66\u4e60\u6570\u636e\u5e93<\/span>\uff0c\u53ef\u4ee5\u5173\u6ce8\u6211\uff01\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u6587\u7ae0\u7684\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u90fd\u80fd\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n

\u5199\u5728\u524d\u9762<\/h2>\n

\u6211\u4eec\u5728\u4f7f\u7528Redis\u5206\u7247\u96c6\u7fa4\u65f6\uff0c\u96c6\u7fa4\u6700\u597d\u7684\u72b6\u6001\u5c31\u662f\u6bcf\u4e2a\u5b9e\u4f8b\u53ef\u4ee5\u5904\u7406\u76f8\u540c\u6216\u76f8\u8fd1\u6bd4\u4f8b\u7684\u8bf7\u6c42\uff0c\u4f46\u5982\u679c\u4e0d\u662f\u8fd9\u6837\uff0c\u5219\u4f1a\u51fa\u73b0\u67d0\u4e9b\u5b9e\u4f8b\u538b\u529b\u7279\u522b\u5927\uff0c\u800c\u67d0\u4e9b\u5b9e\u4f8b\u7279\u522b\u7a7a\u95f2\u7684\u60c5\u51b5\u53d1\u751f\uff0c\u672c\u6587\u5c31\u4e00\u8d77\u6765\u770b\u4e0b\u8fd9\u79cd\u60c5\u51b5\u662f\u5982\u4f55\u53d1\u751f\u7684\u4ee5\u53ca\u5982\u4f55\u5904\u7406\u3002<\/p>\n

1\uff1a\u4ec0\u4e48\u662f\u6570\u636e\u503e\u659c<\/h2>\n

\u6570\u636e\u503e\u659c\u5206\u4e3a\u4e24\u79cd\uff0c\u7b2c\u4e00\u79cd\u662f\u6570\u636e\u91cf\u503e\u659c\uff0c\u7b2c\u4e8c\u79cd\u662f\u6570\u636e\u8bbf\u95ee\u503e\u659c\uff0c\u5b9a\u4e49\u5982\u4e0b\uff1a<\/p>\n

    \n
  • \u6570\u636e\u91cf\u503e\u659c\uff1a\u6570\u636e\u5206\u5e03\u7684\u4e0d\u5747\u5300\uff0c\u5bfc\u81f4\u67d0\u4e9b\u5b9e\u4f8b\u6570\u636e\u7279\u522b\u591a\uff0c\u8fdb\u800c\u5bfc\u81f4\u5904\u7406\u7684\u8bf7\u6c42\u91cf\u5927<\/li>\n
  • \u6570\u636e\u8bbf\u95ee\u503e\u659c\uff1a\u6570\u636e\u5206\u5e03\u5747\u5300\uff0c\u4f46\u662f\u67d0\u4e9b\u5b9e\u4f8b\u5b58\u5728\u70ed\u70b9\u6570\u636e\uff0c\u8fdb\u800c\u5bfc\u81f4\u5904\u7406\u7684\u8bf7\u6c42\u91cf\u5927<\/li>\n<\/ul>\n

    \u53ef\u4ee5\u770b\u5230\u4e0d\u7ba1\u662f\u6570\u636e\u91cf\u503e\u659c\uff0c\u8fd8\u662f\u6570\u636e\u8bbf\u95ee\u503e\u659c\uff0c\u6700\u7ec8\u5bfc\u81f4\u7684\u7ed3\u679c\u90fd\u662f\u53d1\u751f\u503e\u659c\u7684\u5b9e\u4f8b\u5904\u7406\u4e86\u66f4\u591a\u7684\u6570\u636e\u8bf7\u6c42\uff0c\u538b\u529b\u589e\u5927\u3002<\/p>\n

    2\uff1a\u6570\u636e\u91cf\u503e\u659c<\/h2>\n

    <\/p>\n

    \u6570\u636e\u91cf\u503e\u659c\u6700\u5e38\u89c1\u7684\u539f\u56e0\u5c31\u662f\u5728\u624b\u52a8\u5212\u5206slot\u65f6\uff0c\u5206\u914d\u4e0d\u5747\u5300\uff0c\u9664\u6b64\u4e4b\u5916\uff0c\u8fd8\u6709big key\uff0chash tag\uff0c\u5206\u522b\u6765\u770b\u4e0b\u3002<\/p>\n

    2.1\uff1aslot\u5206\u914d\u4e0d\u5747\u5300<\/h3>\n

    slot\u5206\u914d\u4e0d\u5747\u5300\u4e00\u822c\u662f\u7531\u4e8e\u624b\u52a8\u5206\u914d\u9020\u6210\uff0c\u6216\u8005\u662f\u56e0\u4e3a\u67d0\u4e2a\u5b9e\u4f8b\u8282\u70b9\u914d\u7f6e\u8f83\u9ad8\uff0c\u4e3a\u4e86\u66f4\u52a0\u5145\u5206\u7684\u5229\u7528\u5176\u8ba1\u7b97\u673a\u8d44\u6e90\uff0c\u6709\u610f\u7684\u7ed9\u5176\u5206\u914d\u66f4\u591a\u7684slot\uff0c\u4f46\u662f\u8fd9\u4e2a\u591a\u51fa\u7684\u91cf\u5176\u5b9e\u662f\u4e0d\u597d\u9884\u4f30\u7684\uff0c\u6240\u4ee5\u5bf9\u4e8e\u56e0\u4e3a\u8ba1\u7b97\u673a\u6027\u80fd\u5dee\u5f02\u6709\u610f\u5206\u914d\u7684\u9020\u6210\u7684slot\u4e0d\u5747\u5300\u8fd8\u662f\u8981\u5c3d\u91cf\u907f\u514d\uff0c\u5373\u4fdd\u8bc1\u6240\u6709\u7684\u5b9e\u4f8b\u8282\u70b9\u90fd\u5177\u6709\u76f8\u540c\u7684\u914d\u7f6e\uff0c\u7136\u540e\u5c06slot\u8fdb\u884c\u5747\u5300\u5206\u914d\u3002\u5982\u679c\u662f\u5df2\u7ecf\u53d1\u751f\u4e86slot\u5206\u914d\u4e0d\u5747\u5300\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u8fc1\u79fbslot\u7684\u65b9\u5f0f\u6765\u5904\u7406\uff0c\u9996\u5148\u901a\u8fc7cluster slots<\/code>\u547d\u4ee4\u67e5\u770b\u5f53\u524dslot\u7684\u5206\u914d\u60c5\u51b5\uff1a<\/p>\n

    <\/p>\n

    \u4e0a\u56feslot0~4095<\/code>\u5206\u914d\u5230\u4e86\u5b9e\u4f8b192.168.10.3:6379<\/code>,slot12288~16383<\/code>\u5206\u914d\u5230\u4e86\u5b9e\u4f8b192.168.10.5:6379<\/code>\u3002\u5982\u4e0b\u662f\u4e00\u4e2aslot\u8fc1\u79fb\u7684\u4f8b\u5b50\u3002<\/p>\n

    \u5047\u8bbe\u6211\u4eec\u8981\u628a Slot 300 \u4ece\u6e90\u5b9e\u4f8b\uff08ID \u4e3a 3\uff09\u8fc1\u79fb\u5230\u76ee\u6807\u5b9e\u4f8b\uff08ID \u4e3a 5\uff09\uff0c\u90a3\u8981\u600e\u4e48\u505a\u5462\uff1f<\/p>\n

    \u7b2c1\u6b65\uff0c\u6211\u4eec\u5148\u5728\u76ee\u6807\u5b9e\u4f8b5\u4e0a\u6267\u884c\u4e0b\u9762\u7684\u547d\u4ee4\uff0c\u5c06Slot 300\u7684\u6e90\u5b9e\u4f8b\u8bbe\u7f6e\u4e3a\u5b9e\u4f8b 3\uff0c\u8868\u793a\u8981\u4ece\u5b9e\u4f8b 3 \u4e0a\u8fc1\u5165 Slot 300\u3002<\/p>\n

    <\/p>\n

    \u7b2c2\u6b65\uff0c\u5728\u6e90\u5b9e\u4f8b 3 \u4e0a\uff0c\u6211\u4eec\u628a Slot 300 \u7684\u76ee\u6807\u5b9e\u4f8b\u8bbe\u7f6e\u4e3a 5\uff0c\u8fd9\u8868\u793a\uff0cSlot 300 \u8981\u8fc1\u51fa\u5230\u5b9e\u4f8b 5 \u4e0a\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

    <\/p>\n

    \u7b2c3\u6b65\uff0c\u4ece Slot 300 \u4e2d\u83b7\u53d6 100 \u4e2a key\u3002\u56e0\u4e3a Slot \u4e2d\u7684 key \u6570\u91cf\u53ef\u80fd\u5f88\u591a\uff0c\u6240\u4ee5\u6211\u4eec\u9700\u8981\u5728\u5ba2\u6237\u7aef\u4e0a\u591a\u6b21\u6267\u884c\u4e0b\u9762\u7684\u8fd9\u6761\u547d\u4ee4\uff0c\u5206\u6279\u6b21\u83b7\u5f97\u5e76\u8fc1\u79fb key\u3002<\/p>\n

    <\/p>\n

    \u7b2c4\u6b65\uff0c\u6211\u4eec\u628a\u521a\u624d\u83b7\u53d6\u7684 100 \u4e2a key \u4e2d\u7684 key1 \u8fc1\u79fb\u5230\u76ee\u6807\u5b9e\u4f8b 5 \u4e0a\uff08IP \u4e3a 192.168.10.5\uff09\uff0c\u540c\u65f6\u628a\u8981\u8fc1\u5165\u7684\u6570\u636e\u5e93\u8bbe\u7f6e\u4e3a 0 \u53f7\u6570\u636e\u5e93\uff0c\u628a\u8fc1\u79fb\u7684\u8d85\u65f6\u65f6\u95f4\u8bbe\u7f6e\u4e3a timeout\u3002\u6211\u4eec\u91cd\u590d\u6267\u884c MIGRATE \u547d\u4ee4\uff0c\u628a 100 \u4e2a key \u90fd\u8fc1\u79fb\u5b8c\u3002<\/p>\n

    <\/p>\n

    \u6700\u540e\uff0c\u6211\u4eec\u91cd\u590d\u6267\u884c\u7b2c 3 \u548c\u7b2c 4 \u6b65\uff0c\u76f4\u5230 Slot \u4e2d\u7684\u6240\u6709 key \u90fd\u8fc1\u79fb\u5b8c\u6210\u3002<\/p>\n

    \u4eceRedis3.0.6\u5f00\u59cb\uff0c\u4f60\u4e5f\u53ef\u4ee5\u4f7f\u7528KEYS\u9009\u9879\uff0c\u4e00\u6b21\u8fc1\u79fb\u591a\u4e2akey\uff08key1\u30012\u30013\uff09\uff0c\u8fd9\u6837\u53ef\u4ee5\u63d0\u5347\u8fc1\u79fb\u6548\u7387\u3002<\/p>\n

    <\/p>\n

    2.2\uff1abig key<\/h3>\n

    bigkey\uff0c\u4e3b\u8981\u5305\u62ecstring\u7684\u503c\u7279\u522b\u5927\uff0c\u548c\u96c6\u5408\u7c7b\u578b\u7684\u5143\u7d20\u7279\u522b\u591a\u4e24\u79cd\u60c5\u51b5\uff0c\u5bf9\u4e8estring\uff0c\u6211\u4eec\u9700\u8981\u5728\u4e1a\u52a1\u4e0a\u5904\u7406\uff0c\u5206\u6563\u5230\u591a\u4e2akey\u5b58\u50a8\uff0c\u7136\u540e\u5728\u4e1a\u52a1\u4e0a\u591a\u6b21\u83b7\u53d6\uff0c\u5e76\u8fdb\u884c\u5408\u5e76\uff0c\u6bd4\u5982\u5982\u4e0b\u5212\u5206\uff1a<\/p>\n

    key:\n    names\n\u5212\u5206\u4e3a\nkey:\n    name:1_1000 ... name:100001_101001 <\/pre>\n
    \u5176\u5b9e\u8fd9\u91cc\u662f\u7528\u5230\u4e86\u5206\u7247\u7684\u601d\u60f3\uff0c\u5bf9\u4e8e\u96c6\u5408\u7684\u5904\u7406\u65b9\u5f0f\u548cstring\u4e5f\u662f\u7c7b\u4f3c\u7684\uff0c\u6bd4\u5982\u6709\u4e00\u4e2a\u5305\u542b100\u4e07\u4e2a\u5143\u7d20\u7684hash\u96c6\u5408user:info<\/code>\uff0c\u5206\u7247\u5b58\u50a8\u540e\u5982\u4e0b\uff1a<\/p>\n
    key: \n    user:info\nkey: \n    user:info:1_100000,user:info:100001_20000\uff0c...,user:info:900001_1000000<\/pre>\n
    \n
    \u5bf9\u4e8ebigkey\u6211\u4eec\u8fd8\u662f\u8981\u5728\u4e1a\u52a1\u4e0a\u5c3d\u91cf\u907f\u514d\uff0c\u56e0\u4e3abigkey\u7684\u526f\u4f5c\u7528\u4e0d\u4ec5\u4ec5\u5982\u6b64\uff0c\u8fd8\u6709\u5982\u6570\u636e\u540c\u6b65\u6162\uff0c\u6570\u636e\u6062\u590d\u6162\uff0c\u5220\u9664\u6162\u7b49\u3002<\/p>\n<\/blockquote>\n
    2.3\uff1ahash tag<\/h3>\n
    \u6211\u4eec\u6b63\u5e38\u8bbe\u7f6ekey\uff0c\u8ba1\u7b97\u5176slot\u503c\u7684\u65b9\u5f0f\u662fcrc16(key)%16384<\/code>,\u4f46\u662f\u5982\u679c\u662f\u4f7f\u7528\u4e86{}<\/code>,\u6bd4\u5982keypart1:{keypart2}<\/code>\uff0c\u5219\u8ba1\u7b97\u7684\u903b\u8f91\u5c31\u53d8\u6210\u4e86crc16(keypart2)%16384<\/code>,\u4e00\u822c\u7528\u5728\u5e0c\u671b\u67d0\u51e0\u7c7bkey\u5206\u5e03\u5230\u540c\u4e00\u4e2a\u5b9e\u4f8b\uff0c\u8fdb\u800c\u53ef\u4ee5\u65b9\u4fbf\u7684\u8fdb\u884c\u67d0\u4e9b\u64cd\u4f5c\u7684\u573a\u666f\uff0c\u5982\u4e8b\u52a1\uff0c\u7b80\u5355\u7684\u8ba1\u7b97\u7b49\uff0c\u4f46\u662f\u4e00\u822c\u5e26\u6765\u7684\u7684\u8d1f\u9762\u5f71\u54cd\u8981\u6bd4\u6536\u76ca\u5927\u7684\u591a\uff0c\u6bd4\u5982\u9020\u6210\u8fd9\u91cc\u5206\u6790\u7684\u6570\u636e\u503e\u659c\u95ee\u9898\uff0c\u6570\u636e\u503e\u659c\u5f71\u54cd\u7684\u662f\u6574\u4e2aRedis\u5b9e\u4f8b\uff0c\u5f71\u54cd\u66f4\u5927\uff0c\u6240\u4ee5\u5728\u5b9e\u8df5\u4e2d\u8981\u5c3d\u91cf\u907f\u514d\u4f7f\u7528hash tag\u3002<\/p>\n
    3\uff1a\u6570\u636e\u8bbf\u95ee\u503e\u659c<\/h2>\n
    <\/p>\n
    \u6570\u636e\u8bbf\u95ee\u503e\u659c\u51fa\u73b0\u7684\u573a\u666f\u4e00\u822c\u5c31\u662f\u70ed\u70b9\u6570\u636e\uff0c\u6bd4\u5982\u9996\u9875\u7684\u65b0\u95fb\uff0c\u67d0\u660e\u661f\u51fa\u8f68\u79bb\u5a5a\u7b49\u7206\u70b9\u65b0\u95fb\uff0c\u5bf9\u4e8e\u8fd9\u7c7b\u95ee\u9898\u4e00\u822c\u6709\u5982\u4e0b\u7684\u89e3\u51b3\u65b9\u6cd5\uff1a<\/p>\n
    \n
    1\uff1a\u62f7\u8d1d\u51e0\u4efd\u6570\u636e\uff0c\u4ee5\u5206\u6563\u5230\u4e0d\u540c\u7684\u5b9e\u4f8b
        \u6bd4\u5982news:1,\u53ef\u4ee5\u865a\u62df\u51fa\u51e0\u4efd\u6570\u636e\uff0c\u5982news:1:A,news:1:B,…news:1:Z,\u5ba2\u6237\u7aef\u8bbf\u95ee\u65f6\u968f\u673a\u7684\u589e\u52a0A~Z\u7684\u540e\u7f00\uff0c\u5206\u6563\u538b\u529b\uff0c\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u7528\u4e8e\u53ea\u8bfb\u7684\u70ed\u70b9\u6570\u636e
    2\uff1a\u589e\u52a0\u673a\u5668\u914d\u7f6e
        \u8fd9\u79cd\u65b9\u6cd5\u662f\u9488\u5bf9\u8bfb\u5199\u6570\u636e\uff0c\u56e0\u4e3a\u5982\u679c\u662f\u6309\u7167\u65b9\u68481\uff0c\u6570\u636e\u7684\u4e00\u81f4\u6027\u5c06\u4f1a\u5e26\u6765\u989d\u5916\u7684\u6027\u80fd\u5f00\u9500\uff0c\u4ee5\u53ca\u66f4\u591a\u6f5c\u5728\u7684bug\u3002<\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"
    redis\u6570\u636e\u503e\u659c\u5904\u7406\u65b9\u6cd5 \u6536\u85cf...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-201591","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201591","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=201591"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201591\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201591"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201591"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201591"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}