{"id":201810,"date":"2025-05-10T08:57:51","date_gmt":"2025-05-10T00:57:51","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201810\/"},"modified":"2025-05-10T08:57:51","modified_gmt":"2025-05-10T00:57:51","slug":"redis%e5%85%a8%e9%87%8f%e5%90%8c%e6%ad%a5%e5%92%8c%e5%a2%9e%e9%87%8f%e5%90%8c%e6%ad%a5%e5%8e%9f%e7%90%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201810\/","title":{"rendered":"Redis\u5168\u91cf\u540c\u6b65\u548c\u589e\u91cf\u540c\u6b65\u539f\u7406"},"content":{"rendered":"

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

Redis\u5168\u91cf\u540c\u6b65\u548c\u589e\u91cf\u540c\u6b65\u539f\u7406<\/h1>\n

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

\u6570\u636e\u5e93\u5c0f\u767d\u4e00\u679a\uff0c\u6b63\u5728\u4e0d\u65ad\u5b66\u4e60\u79ef\u7d2f\u77e5\u8bc6\uff0c\u73b0\u5c06\u5b66\u4e60\u5230\u7684\u77e5\u8bc6\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4e5f\u662f\u5c06\u6211\u7684\u6240\u5f97\u5206\u4eab\u7ed9\u5927\u5bb6\uff01\u800c\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\u300aRedis\u5168\u91cf\u540c\u6b65\u548c\u589e\u91cf\u540c\u6b65\u539f\u7406\u300b\u5e26\u5927\u5bb6\u6765\u4e86\u89e3\u4e00\u4e0b##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n

\u5168\u91cf\u540c\u6b65<\/h2>\n

\u4e3b\u4ece\u7b2c\u4e00\u6b21\u540c\u6b65\u662f\u5168\u91cf\u540c\u6b65\uff1a\u4e5f\u5c31\u662f\u8bf4\uff0c\u5f53\u4f60\u4e3b\u4ece\u8282\u70b9\u8fde\u63a5\u5efa\u7acb\u540e\uff0c\u9700\u8981\u6267\u884c\u4e00\u6b21\u5168\u91cf\u540c\u6b65\u3002\u90a3\u4e48Redis\u5982\u4f55\u5b9e\u73b0\u5168\u91cf\u540c\u6b65\u5462\uff1f<\/p>\n

\n

\u5176\u5b9e\u672c\u8d28\u5c31\u662fMaster \u7ed9 slave \u53d1\u9001\u5176\u4fdd\u5b58\u7684RDB\u6587\u4ef6\u3002slave\u8bfb\u53d6RDB\u6587\u4ef6\u6062\u590d\u6570\u636e<\/p>\n<\/blockquote>\n

 \u8be6\u7ec6\u4ecb\u7ecd\uff1a<\/p>\n

<\/p>\n

\u3010\u7b2c\u4e00\u6b65\u3011slave\u4e0emaster\u5efa\u7acb\u8fde\u63a5\u540e\uff0cmaster\u5224\u65ad\u8be5slave \u662f\u5426\u662f\u7b2c\u4e00\u6b21\u5efa\u7acb\u8fde\u63a5\u3002\u90a3\u4e48\u8be5\u5982\u4f55\u5224\u65ad\u5462\uff1f<\/p>\n

\u5176\u5b9eMaster\u548cslave\u90fd\u6709\u4e00\u4e2aReplication Id\uff0c\u7b80\u79f0replid\uff0c\u82e5id\u4e00\u81f4\u8bf4\u660e\u662f\u5df2\u7ecf\u5efa\u7acb\u8fc7\u8fde\u63a5\u4e86\uff0c\u4e0d\u9700\u8981\u8fdb\u884c\u5168\u91cf\u540c\u6b65\uff0c\u5219\u9700\u8981\u8fdb\u884c\u589e\u91cf\u540c\u6b65\u3002<\/p>\n

\u3010\u7b2c\u4e8c\u6b65\u3011master \u6267\u884cbgsave\uff0c\u751f\u6210RDB\u6587\u4ef6\uff0c\u540c\u65f6\u5728\u751f\u6210RDB\u7684\u540c\u65f6\uff0c\u4e5f\u4f1a\u4ea7\u751f\u4e00\u4e2abaklog\u6587\u4ef6\u8bb0\u5f55RDB\u671f\u95f4\u7684\u547d\u4ee4\uff0c\u7136\u540e\u5c06RDB\u6587\u4ef6\u53d1\u9001\u7ed9\u4ece\u8282\u70b9\uff0c\u4ece\u8282\u70b9\u52a0\u8f7dRDB\u6587\u4ef6\u4e2d\u7684\u6570\u636e\u3002\u81f3\u6b64\u5168\u91cf\u540c\u6b65\u5df2\u7ecf\u5b8c\u6210\u3002<\/p>\n

\u3010\u7b2c\u4e09\u6b65\u3011\u4e5f\u5c31\u662f\u540e\u7eedmaster\u548cslave\u5728\u8fdb\u884c\u540c\u6b65\u65f6\u5019\u5c31\u662f\u589e\u91cf\u540c\u6b65\u3002\u5219\u9700\u8981\u5229\u7528\u4e4b\u524d\u751f\u6210\u7684baklog\u6587\u4ef6\u3002<\/p>\n

\u3010\u603b\u7ed3\u5168\u91cf\u540c\u6b65\u3011<\/p>\n

    \n
  • slave\u8282\u70b9\u5148\u8fdb\u884c\u589e\u91cf\u540c\u6b65\uff1b<\/li>\n
  • master\u8282\u70b9\u5224\u65adreplid\uff0c\u53d1\u73b0\u4e0d\u4e00\u81f4\uff0c\u62d2\u7edd\u589e\u91cf\u540c\u6b65\uff1b<\/li>\n
  • master\u5c06\u5b8c\u6574\u5185\u5b58\u6570\u636e\u751f\u6210RDB\uff0c\u53d1\u9001RDB\u5230slave\uff1b<\/li>\n
  • slave\u6e05\u7a7a\u672c\u5730\u6570\u636e\uff0c \u52a0\u8f7dmaster\u7684RDB\uff1b<\/li>\n
  • master\u5c06RDB\u671f\u95f4\u7684\u547d\u4ee4\u8bb0\u5f55\u5728repl_baklog\uff0c\u5e76\u6301\u7eed\u5c06lgo\u77e5\u9053\u547d\u4ee4\u53d1\u9001\u7ed9slave\uff1b<\/li>\n
  • slave\u6267\u884c\u63a5\u6536\u5230\u7684\u547d\u4ee4\uff0c\u4fdd\u6301\u4e0emaster\u4e4b\u95f4\u7684\u540c\u6b65\u3002<\/li>\n<\/ul>\n

    \u589e\u91cf\u540c\u6b65<\/h2>\n

    \u4e3b\u4ece\u7b2c\u4e00\u6b21\u540c\u6b65\u662f\u5168\u91cf\u540c\u6b65\uff0c\u4f46\u5982\u679cslave\u91cd\u542f\u540e\u540c\u6b65\uff0c\u6b64\u65f6slave\u91cd\u542f\u540e\uff0cslave\u8282\u70b9\u548cmaster\u8282\u70b9\u7684\u6570\u636e\u4e4b\u95f4\u6709\u843d\u540e\uff0c\u56e0\u6b64\u9700\u8981\u8fdb\u884c\u589e\u91cf\u540c\u6b65\u3002<\/p>\n

    <\/p>\n

    \u3010\u8fc7\u7a0b\u3011<\/p>\n

    master\u8282\u70b9\u548cslave\u8282\u70b9\u4e2d\u7ef4\u62a4\u4e86\u4e00\u4e2a\u73af\u5f62\u6570\u7ec4\uff08\u524d\u6587\u63d0\u5230\u7684repl_baklog\uff09\u548c\u4e00\u4e2a\u6307\u9488\u4e3aoffset\u3002<\/p>\n

    slave\u6765\u7533\u8bf7\u589e\u91cf\u540c\u6b65\uff0c\u5e26\u7740replid\u548coffset\uff0c\u7136\u540emaster\u6839\u636e\u83b7\u53d6offset\u4e4b\u540e\u7684\u6570\u636e\uff0c\u5c06\u5176\u53d1\u9001\u7ed9slave\uff0cslave\u8fdb\u884c\u540c\u6b65\u3002<\/p>\n

      \n
    • \u6b64\u65f6\u4f1a\u51fa\u73b0\u4e00\u4e2a\u95ee\u9898\uff0c\u5f53slave\u4e0b\u9650\u592a\u4e45\u65f6\uff0cmaster\u4e2d\u5b58\u50a8\u7684\u6570\u636e\u5df2\u7ecf\u8d85\u8fc7\u4e86\u8fd9\u4e2arepl_baklog\u7684\u4e0a\u7ebf\uff0c\u56e0\u6b64\u5c31\u9700\u8981\u91cd\u65b0\u8fdb\u884c\u5168\u91cf\u540c\u6b65\u3002<\/li>\n<\/ul>\n

      \u901a\u8fc7\u5bf9Redis\u4e3b\u4ece\u96c6\u7fa4\u7684\u540c\u6b65\u4ecb\u7ecd\uff0c\u53ef\u4ee5\u4ece\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\u6765\u4f18\u5316Redis\u7684\u4e3b\u4ece\u96c6\u7fa4<\/p>\n

        \n
      • \u5728master\u4e2d\u914d\u7f6erepl-diskless-sync yes \u542f\u7528\u65e0\u78c1\u76d8\u8d1f\u8d23\uff0c\u6765\u907f\u514d\u5168\u91cf\u540c\u6b65\u65f6\u7684\u78c1\u76d8IO\u3002\uff08\u5e94\u7528\u573a\u666f\uff1a\u4f60\u7684\u78c1\u76d8\u4f20\u8f93\u6bd4\u8f83\u6162\uff0c\u4f46\u662f\u4f60\u7684\u7f51\u7edc\u5e26\u5bbd\u5f88\u5927\uff0c\u7f51\u7edc\u72b6\u51b5\u6781\u597d\u3002\uff09<\/li>\n
      • Redis\u5355\u8282\u70b9\u4e0a\u5185\u5b58\u5360\u7528\u4e0d\u8981\u592a\u5927\u3002\u51cf\u5c11RDB\u6587\u4ef6\u7684\u5927\u5c0f\u3002<\/li>\n
      • \u9002\u5f53\u7684\u63d0\u9ad8repl_baklog\u7684\u5927\u5c0f\uff0c\u5c3d\u91cfslave\u6062\u590d\u540e\u505a\u5168\u91cf\u540c\u6b65\u3002<\/li>\n
      • \u9650\u5236\u4e00\u4e2amaster\u4e0a\u7684slave\u8282\u70b9\u6570\u91cf\uff0c\u53ef\u4ee5\u91c7\u7528\u4e3b\u4ece\u94fe\u7684\u5f62\u5f0f\u3002<\/li>\n<\/ul>\n

        <\/p>\n

        \u603b\u7ed3<\/h2>\n

        <\/p>\n","protected":false},"excerpt":{"rendered":"

        Redis\u5168\u91cf\u540c\u6b65\u548c\u589e\u91cf\u540c\u6b65\u539f\u7406...<\/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-201810","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201810","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=201810"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201810\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201810"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201810"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201810"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}