{"id":15202,"date":"2023-12-04T17:41:45","date_gmt":"2023-12-04T09:41:45","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=15202"},"modified":"2023-12-15T16:26:42","modified_gmt":"2023-12-15T08:26:42","slug":"zookeeper-zhongquorums-ban-shu-ji-zhi-ji-zhi-jie-j","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/04\/zookeeper-zhongquorums-ban-shu-ji-zhi-ji-zhi-jie-j\/","title":{"rendered":"ZooKeeper\u4e2dQuorums \uff08\u534a\u6570\u673a\u5236\uff09\u673a\u5236\u89e3\u51b3\u8111\u88c2\u4e86\u89e3\u5417\uff1f"},"content":{"rendered":"

\u662f\u7684\uff0cZooKeeper\u4e2d\u7684Quorums\uff08\u534a\u6570\u673a\u5236\uff09\u673a\u5236\u662f\u4e3a\u4e86\u89e3\u51b3\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u7684\u8111\u88c2\uff08Split-Brain\uff09\u95ee\u9898\u800c\u8bbe\u8ba1\u7684\u3002\u8111\u88c2\u662f\u6307\u5728\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u7531\u4e8e\u7f51\u7edc\u5206\u533a\u6216\u5176\u4ed6\u539f\u56e0\uff0c\u5bfc\u81f4\u7cfb\u7edf\u5206\u88c2\u6210\u591a\u4e2a\u5b64\u7acb\u7684\u5b50\u7cfb\u7edf\uff0c\u6bcf\u4e2a\u5b50\u7cfb\u7edf\u8ba4\u4e3a\u81ea\u5df1\u662f\u6574\u4e2a\u7cfb\u7edf\u7684\u4e00\u90e8\u5206\uff0c\u4ece\u800c\u53ef\u80fd\u5bfc\u81f4\u6570\u636e\u4e0d\u4e00\u81f4\u6216\u5176\u4ed6\u95ee\u9898\u3002<\/p>\n

Quorums\u673a\u5236\u7684\u6838\u5fc3\u601d\u60f3\u662f\u901a\u8fc7\u9009\u53d6\u591a\u6570\u6d3e\uff08Quorum\uff09\u7684\u65b9\u5f0f\u6765\u4fdd\u8bc1\u5206\u5e03\u5f0f\u7cfb\u7edf\u7684\u4e00\u81f4\u6027\u3002\u5728ZooKeeper\u4e2d\uff0c\u4e00\u4e2aQuorum\u662f\u6307\u96c6\u7fa4\u4e2d\u7684\u4e00\u7ec4\u8282\u70b9\uff0c\u5176\u6570\u91cf\u4e3a\u603b\u8282\u70b9\u6570\u7684\u534a\u6570\u52a0\u4e00\u3002\u4e3a\u4e86\u4fdd\u8bc1\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u548c\u4e00\u81f4\u6027\uff0c\u5fc5\u987b\u4fdd\u8bc1\u4e00\u4e2aQuorum\u4e2d\u7684\u8282\u70b9\u6570\u76ee\u8db3\u591f\uff0c\u4f7f\u5f97\u7cfb\u7edf\u80fd\u591f\u5bb9\u5fcd\u4e00\u5b9a\u6570\u91cf\u7684\u8282\u70b9\u5931\u6548\u3002<\/p>\n

\u5177\u4f53\u6765\u8bf4\uff0c\u5bf9\u4e8e\u4e00\u4e2a\u5305\u542b2n+1\u4e2a\u8282\u70b9\u7684ZooKeeper\u96c6\u7fa4\uff0c\u81f3\u5c11\u9700\u8981n+1\u4e2a\u8282\u70b9\u6784\u6210Quorum\u3002\u8fd9\u6837\uff0c\u5373\u4f7f\u6709n\u4e2a\u8282\u70b9\u5931\u6548\uff0c\u4ecd\u7136\u6709n+1\u4e2a\u8282\u70b9\u4fdd\u6301\u6b63\u5e38\u5de5\u4f5c\uff0c\u4ece\u800c\u786e\u4fdd\u4e86\u591a\u6570\u6d3e\u4ecd\u7136\u5b58\u5728\u3002<\/p>\n

Quorums\u673a\u5236\u7684\u5e94\u7528\u4f53\u73b0\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n

    \n
  1. \nLeader\u9009\u4e3e\uff1a<\/strong><\/p>\n
      \n
    • \u5728ZooKeeper\u4e2d\uff0c\u4e3a\u4e86\u9009\u4e3eLeader\uff0c\u9700\u8981\u4fdd\u8bc1\u9009\u7968\uff08\u6295\u7968\uff09\u7684\u6570\u91cf\u8fbe\u5230Quorum\u7684\u4e00\u534a\u52a0\u4e00\u3002\u8fd9\u786e\u4fdd\u4e86Leader\u9009\u4e3e\u7684\u7a33\u5b9a\u6027\u3002<\/li>\n<\/ul>\n<\/li>\n
    • \n\u5199\u64cd\u4f5c\uff1a<\/strong><\/p>\n
        \n
      • \u5728\u8fdb\u884c\u5199\u64cd\u4f5c\u65f6\uff0c\u9700\u8981\u5c06\u6570\u636e\u53d8\u66f4\u901a\u77e5\u81f3\u5c11\u4e00\u4e2aQuorum\u4e2d\u7684\u5927\u591a\u6570\u8282\u70b9\uff0c\u4ee5\u786e\u4fdd\u5199\u64cd\u4f5c\u5f97\u5230\u63d0\u4ea4\u3002<\/li>\n<\/ul>\n<\/li>\n
      • \n\u8bfb\u64cd\u4f5c\uff1a<\/strong><\/p>\n
          \n
        • \u5bf9\u4e8e\u8bfb\u64cd\u4f5c\uff0c\u4e5f\u9700\u8981\u4ece\u81f3\u5c11\u4e00\u4e2aQuorum\u4e2d\u7684\u5927\u591a\u6570\u8282\u70b9\u83b7\u53d6\u6570\u636e\uff0c\u4ee5\u786e\u4fdd\u8bfb\u53d6\u7684\u6570\u636e\u662f\u6700\u65b0\u7684\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n

          \u901a\u8fc7\u8fd9\u79cdQuorums\u673a\u5236\uff0cZooKeeper\u80fd\u591f\u5728\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u63d0\u4f9b\u9ad8\u53ef\u7528\u6027\u3001\u4e00\u81f4\u6027\u548c\u5bb9\u9519\u6027\uff0c\u6709\u6548\u5730\u89e3\u51b3\u4e86\u8111\u88c2\u95ee\u9898\u3002\u4fdd\u8bc1Quorum\u7684\u5408\u7406\u914d\u7f6e\u662f\u786e\u4fdd\u7cfb\u7edf\u6b63\u5e38\u5de5\u4f5c\u7684\u5173\u952e\u4e4b\u4e00\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

          \u662f\u7684\uff0cZooKeeper\u4e2d\u7684Quorums\uff08\u534a\u6570\u673a\u5236\uff09\u673a\u5236\u662f\u4e3a\u4e86\u89e3\u51b3\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u7684\u8111\u88c2\uff08Split-Brain […]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[124],"tags":[],"class_list":["post-15202","post","type-post","status-publish","format-standard","hentry","category-zookeeper"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/15202","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=15202"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/15202\/revisions"}],"predecessor-version":[{"id":48298,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/15202\/revisions\/48298"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=15202"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=15202"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=15202"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}