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Service\u7684\u7f29\u5199\uff1bfoo\u5219\u6307\u5b9a\u4e86Chubby\u96c6\u7fa4\u7684\u540d\u5b57\uff0c\u4eceDNS\u53ef\u4ee5\u67e5\u8be2\u5230\u7531\u4e00\u4e2a\u6216\u591a\u4e2a\u670d\u52a1\u5668\u7ec4\u6210\u8be5Chubby\u96c6\u7fa4\uff1b\u5269\u4f59\u90e8\u5206\u7684\u8def\u5f84\/wombat\/pouch\u5219\u662f\u4e00\u4e2a\u771f\u6b63\u5305\u542b\u4e1a\u52a1\u542b\u4e49\u7684\u8282\u70b9\u540d\u5b57\uff0c\u7531Chubby\u670d\u52a1\u5668\u5185\u90e8\u89e3\u6790\u5e76\u5b9a\u4f4d\u5230\u6570\u636e\u8282\u70b9\u3002<\/p>\n<p>Chubby\u7684\u547d\u540d\u7a7a\u95f4\uff0c\u5305\u62ec\u6587\u4ef6\u548c\u76ee\u5f55\uff0c\u6211\u4eec\u79f0\u4e4b\u4e3a\u8282\u70b9\uff08Nodes\uff0c\u6211\u4eec\u4ee5\u6570\u636e\u8282\u70b9\u6765\u6cdb\u6307Chubby\u7684\u6587\u4ef6\u6216\u76ee\u5f55\uff09\u3002\u5728\u540c\u4e00\u4e2aChubby\u96c6\u7fa4\u6570\u636e\u5e93\u4e2d\uff0c\u6bcf\u4e00\u4e2a\u8282\u70b9\u90fd\u662f\u5168\u5c40\u552f\u4e00\u7684\u3002\u548cUnix\u7cfb\u7edf\u4e00\u6837\uff0c\u6bcf\u4e2a\u76ee\u5f55\u90fd\u53ef\u4ee5\u5305\u542b\u4e00\u7cfb\u5217\u7684\u5b50\u6587\u4ef6\u548c\u5b50\u76ee\u5f55\u5217\u8868\uff0c\u800c\u6bcf\u4e2a\u6587\u4ef6\u4e2d\u5219\u4f1a\u5305\u542b\u6587\u4ef6\u5185\u5bb9\u3002Chubby\u6ca1\u6709\u7b26\u53f7\u94fe\u63a5\u548c\u786c\u8fde\u63a5\u7684\u6982\u5ff5\u3002<\/p>\n<p>Chubby\u4e0a\u7684\u6bcf\u4e2a\u6570\u636e\u8282\u70b9\u90fd\u5206\u4e3a\u6301\u4e45\u8282\u70b9\u548c\u4e34\u65f6\u8282\u70b9\u4e24\u5927\u7c7b\uff0c\u5176\u4e2d\u6301\u4e45\u8282\u70b9\u9700\u8981\u663e\u5f0f\u5730\u8c03\u7528\u63a5\u53e3API\u6765\u8fdb\u884c\u5220\u9664\uff0c<strong>\u800c\u4e34\u65f6\u8282\u70b9\u5219\u4f1a\u5728\u5176\u5bf9\u5e94\u7684\u5ba2\u6237\u7aef\u4f1a\u8bdd\u5931\u6548\u540e\u88ab\u81ea\u52a8\u5220\u9664<\/strong>\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u4e34\u65f6\u8282\u70b9\u7684\u751f\u547d\u5468\u671f\u548c\u5ba2\u6237\u7aef\u4f1a\u8bdd\u7ed1\u5b9a\uff0c\u5982\u679c\u8be5\u4e34\u65f6\u8282\u70b9\u5bf9\u5e94\u7684\u6587\u4ef6\u6ca1\u6709\u88ab\u4efb\u4f55\u5ba2\u6237\u7aef\u6253\u5f00\u7684\u8bdd\uff0c\u90a3\u4e48\u5b83\u5c31\u4f1a\u88ab\u5220\u9664\u6389\u3002\u56e0\u6b64\uff0c\u4e34\u65f6\u8282\u70b9\u901a\u5e38\u53ef\u4ee5\u7528\u6765\u8fdb\u884c\u5ba2\u6237\u7aef\u4f1a\u8bdd\u6709\u6548\u6027\u7684\u5224\u65ad\u4f9d\u636e\u3002<\/p>\n<p>Chubby\u7684\u6bcf\u4e2a\u6570\u636e\u8282\u70b9\u90fd\u5305\u542b\u4e86\u5c11\u91cf\u7684\u5143\u6570\u636e\u4fe1\u606f\uff0c\u5176\u4e2d\u5305\u62ec\u7528\u4e8e\u6743\u9650\u63a7\u5236\u7684\u8bbf\u95ee\u63a7\u5236\u5217\u8868\uff08ACL\uff09\u4fe1\u606f\uff0c\u540c\u65f6\u6bcf\u4e2a\u8282\u70b9\u7684\u5143\u6570\u636e\u8fd8\u5305\u62ec4\u4e2a\u5355\u8c03\u9012\u589e\u768464\u4f4d\u6807\u53f7\uff1a<\/p>\n<p>\u2460\u00a0<strong>\u5b9e\u4f8b\u6807\u53f7<\/strong>\uff0c\u7528\u4e8e\u6807\u8bc6\u521b\u5efa\u8be5\u6570\u636e\u8282\u70b9\u7684\u987a\u5e8f\uff0c\u8282\u70b9\u7684\u521b\u5efa\u987a\u5e8f\u4e0d\u540c\uff0c\u5176\u5b9e\u4f8b\u7f16\u53f7\u4e5f\u4e0d\u76f8\u540c\uff0c\u53ef\u4ee5\u901a\u8fc7\u5b9e\u4f8b\u7f16\u53f7\u6765\u8bc6\u522b\u4e24\u4e2a\u540d\u5b57\u76f8\u540c\u7684\u6570\u636e\u8282\u70b9\u662f\u5426\u662f\u540c\u4e00\u4e2a\u6570\u636e\u8282\u70b9\uff0c\u56e0\u4e3a\u521b\u5efa\u65f6\u95f4\u665a\u7684\u6570\u636e\u8282\u70b9\uff0c\u5176\u5b9e\u4f8b\u7f16\u53f7\u5fc5\u5b9a\u5927\u4e8e\u4efb\u610f\u5148\u524d\u521b\u5efa\u7684\u540c\u540d\u8282\u70b9\u3002<\/p>\n<p>\u2461\u00a0<strong>\u6587\u4ef6\u5185\u5bb9\u7f16\u53f7\uff08\u9488\u5bf9\u6587\u4ef6\uff09<\/strong>\uff0c\u7528\u4e8e\u6807\u8bc6\u6587\u4ef6\u5185\u5bb9\u7684\u53d8\u5316\u60c5\u51b5\uff0c\u8be5\u7f16\u53f7\u4f1a\u5728\u6587\u4ef6\u5185\u5bb9\u88ab\u5199\u5165\u65f6\u589e\u52a0\u3002<\/p>\n<p>\u2462\u00a0<strong>\u9501\u7f16\u53f7<\/strong>\uff0c\u7528\u4e8e\u6807\u8bc6\u8282\u70b9\u9501\u72b6\u6001\u7684\u53d8\u66f4\u60c5\u51b5\uff0c\u8be5\u7f16\u53f7\u4f1a\u5728\u8282\u70b9\u9501\u4ece\u81ea\u7531\u72b6\u6001\u8f6c\u5316\u5230\u88ab\u6301\u6709\u72b6\u6001\u65f6\u589e\u52a0\u3002<\/p>\n<p>\u2463<strong>\u00a0ACL\u7f16\u53f7<\/strong>\uff0c\u7528\u4e8e\u6807\u8bc6\u8282\u70b9\u7684ACL\u4fe1\u606f\u53d8\u66f4\u60c5\u51b5\uff0c\u8be5\u7f16\u53f7\u4f1a\u5728\u8282\u70b9\u7684ACL\u914d\u7f6e\u4fe1\u606f\u88ab\u5199\u5165\u65f6\u589e\u52a0\u3002<\/p>\n<p>2.4 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\u4e8b\u4ef6\u901a\u77e5\u673a\u5236<\/p>\n<p>\u4e3a\u4e86\u907f\u514d\u5927\u91cf\u5ba2\u6237\u7aef\u8f6e\u8be2Chubby\u670d\u52a1\u7aef\u72b6\u6001\u6240\u5e26\u6765\u7684\u538b\u529b\uff0cChubby\u63d0\u4f9b\u4e86\u4e8b\u4ef6\u901a\u77e5\u673a\u5236\uff0c\u5ba2\u6237\u7aef\u53ef\u4ee5\u5411\u670d\u52a1\u7aef\u6ce8\u518c\u4e8b\u4ef6\u901a\u77e5\uff0c\u5f53\u89e6\u53d1\u8fd9\u4e9b\u4e8b\u4ef6\u65f6\uff0c\u670d\u52a1\u7aef\u5c31\u4f1a\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u5bf9\u5e94\u7684\u65f6\u95f4\u901a\u77e5\uff0c\u6d88\u606f\u901a\u77e5\u90fd\u662f\u901a\u8fc7\u5f02\u6b65\u7684\u65b9\u5f0f\u53d1\u9001\u7ed9\u5ba2\u6237\u7aef\u7684\u3002\u5e38\u89c1\u7684\u4e8b\u4ef6\u5982\u4e0b<\/p>\n<p>\u2460 \u6587\u4ef6\u5185\u5bb9\u53d8\u66f4 \u2461 \u8282\u70b9\u5220\u9664 \u2462 \u5b50\u8282\u70b9\u65b0\u589e\u3001\u5220\u9664 \u2463 Master\u670d\u52a1\u5668\u8f6c\u79fb<\/p>\n<p>2.6 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\u81f3\u6b64\uff0cMaster\u5df2\u7ecf\u80fd\u591f\u5904\u7406\u5ba2\u6237\u7aef\u7684KeepAlive\u8bf7\u6c42\uff0c\u4f46\u4ecd\u7136\u65e0\u6cd5\u5904\u7406\u5176\u4ed6\u4f1a\u8bdd\u76f8\u5173\u7684\u64cd\u4f5c\u3002<\/p>\n<p>\u2464 Master\u4f1a\u53d1\u9001\u4e00\u4e2aMaster\u6545\u969c\u5207\u6362\u4e8b\u4ef6\u7ed9\u6bcf\u4e00\u4e2a\u4f1a\u8bdd\uff0c\u5ba2\u6237\u7aef\u63a5\u6536\u5230\u8fd9\u4e2a\u4e8b\u4ef6\u540e\uff0c\u4f1a\u6e05\u7a7a\u5b83\u7684\u672c\u5730\u7f13\u5b58\uff0c\u5e76\u8b66\u544a\u4e0a\u5c42\u5e94\u7528\u7a0b\u5e8f\u53ef\u80fd\u5df2\u7ecf\u4e22\u5931\u4e86\u522b\u7684\u4e8b\u4ef6\uff0c\u4e4b\u540e\u518d\u5411Master\u53cd\u9988\u5e94\u7b54\u3002<\/p>\n<p>\u2465 \u6b64\u65f6\uff0cMaster\u4f1a\u4e00\u76f4\u7b49\u5f85\u5ba2\u6237\u7aef\u7684\u5e94\u7b54\uff0c\u76f4\u5230\u6bcf\u4e00\u4e2a\u4f1a\u8bdd\u90fd\u5e94\u7b54\u4e86\u8fd9\u4e2a\u5207\u6362\u4e8b\u4ef6\u3002<\/p>\n<p>\u2466 Master\u63a5\u6536\u4e86\u6240\u6709\u5ba2\u6237\u7aef\u7684\u5e94\u7b54\u4e4b\u540e\uff0c\u5c31\u80fd\u591f\u5f00\u59cb\u5904\u7406\u6240\u6709\u7684\u8bf7\u6c42\u64cd\u4f5c\u3002<\/p>\n<p>\u2467\u82e5\u5ba2\u6237\u7aef\u4f7f\u7528\u4e86\u4e00\u4e2a\u6545\u969c\u5207\u6362\u4e4b\u95f4\u521b\u5efa\u7684\u53e5\u67c4\uff0cMaster\u4f1a\u91cd\u65b0\u4e3a\u5176\u521b\u5efa\u8fd9\u4e2a\u53e5\u67c4\u7684\u5185\u5b58\u5bf9\u8c61\uff0c\u5e76\u6267\u884c\u8c03\u7528\uff0c\u5982\u679c\u8be5\u53e5\u67c4\u5728\u4e4b\u524d\u7684Master\u5468\u671f\u4e2d\u5c31\u5df2\u7ecf\u88ab\u5173\u95ed\u4e86\uff0c\u90a3\u4e48\u5b83\u5c31\u4e0d\u80fd\u5728\u8fd9\u4e2aMaster\u5468\u671f\u5185\u518d\u6b21\u88ab\u91cd\u5efa\u4e86\uff0c\u8fd9\u4e00\u673a\u5236\u5c31\u786e\u4fdd\u4e86\u7531\u4e8e\u7f51\u7edc\u539f\u56e0\u4f7f\u5f97Master\u63a5\u6536\u5230\u90a3\u4e9b\u5ef6\u8fdf\u6216\u91cd\u53d1\u7684\u7f51\u7edc\u6570\u636e\u5305\u4e5f\u4e0d\u4f1a\u9519\u8bef\u7684\u91cd\u5efa\u4e00\u4e2a\u5df2\u7ecf\u5173\u95ed\u7684\u53e5\u67c4\u3002<\/p>\n<p><strong>\u4e09\u3001Paxos\u534f\u8bae\u5b9e\u73b0<\/strong><\/p>\n<p>Chubby\u670d\u52a1\u7aef\u7684\u57fa\u672c\u67b6\u6784\u5927\u81f4\u5206\u4e3a\u4e09\u5c42<\/p>\n<p>\u2460 \u6700\u5e95\u5c42\u662f\u5bb9\u9519\u65e5\u5fd7\u7cfb\u7edf\uff08Fault-Tolerant Log\uff09\uff0c\u901a\u8fc7Paxos\u7b97\u6cd5\u80fd\u591f\u4fdd\u8bc1\u96c6\u7fa4\u6240\u6709\u673a\u5668\u4e0a\u7684\u65e5\u5fd7\u5b8c\u5168\u4e00\u81f4\uff0c\u540c\u65f6\u5177\u5907\u8f83\u597d\u7684\u5bb9\u9519\u6027\u3002<\/p>\n<p>\u2461 \u65e5\u5fd7\u5c42\u4e4b\u4e0a\u662fKey-Value\u7c7b\u578b\u7684\u5bb9\u9519\u6570\u636e\u5e93\uff08Fault-Tolerant DB\uff09\uff0c\u5176\u901a\u8fc7\u4e0b\u5c42\u7684\u65e5\u5fd7\u6765\u4fdd\u8bc1\u4e00\u81f4\u6027\u548c\u5bb9\u9519\u6027\u3002<\/p>\n<p>\u2462 \u5b58\u50a8\u5c42\u4e4b\u4e0a\u7684\u5c31\u662fChubby\u5bf9\u5916\u63d0\u4f9b\u7684\u5206\u5e03\u5f0f\u9501\u670d\u52a1\u548c\u5c0f\u6587\u4ef6\u5b58\u50a8\u670d\u52a1\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images2015.cnblogs.com\/blog\/616953\/201610\/616953-20161028100452109-903947609.png\" alt=\"\" \/><\/p>\n<p>Paxos\u7b97\u6cd5\u7528\u4e8e\u4fdd\u8bc1\u96c6\u7fa4\u5185\u5404\u4e2a\u526f\u672c\u8282\u70b9\u7684\u65e5\u5fd7\u80fd\u591f\u4fdd\u6301\u4e00\u81f4\uff0cChubby\u4e8b\u52a1\u65e5\u5fd7\uff08Transaction Log\uff09\u4e2d\u7684\u6bcf\u4e00\u4e2aValue\u5bf9\u5e94Paxos\u7b97\u6cd5\u4e2d\u7684\u4e00\u4e2aInstance\uff08\u5bf9\u5e94Proposer\uff09\uff0c\u7531\u4e8eChubby\u9700\u8981\u5bf9\u5916\u63d0\u4f9b\u4e0d\u65ad\u7684\u670d\u52a1\uff0c\u56e0\u6b64\u4e8b\u52a1\u65e5\u5fd7\u4f1a\u65e0\u9650\u589e\u957f\uff0c\u4e8e\u662f\u5728\u6574\u4e2aChubby\u8fd0\u884c\u8fc7\u7a0b\u4e2d\uff0c\u4f1a\u5b58\u5728\u591a\u4e2aPaxos Instance\uff0c\u540c\u65f6\uff0cChubby\u4f1a\u4e3a\u6bcf\u4e2aPaxos Instance\u90fd\u6309\u5e8f\u5206\u914d\u4e00\u4e2a\u5168\u5c40\u552f\u4e00\u7684Instance\u7f16\u53f7\uff0c\u5e76\u5c06\u5176\u987a\u5e8f\u5199\u5165\u5230\u4e8b\u52a1\u65e5\u5fd7\u4e2d\u53bb\u3002<\/p>\n<p>\u5728\u591aPaxos Instance\u7684\u6a21\u5f0f\u4e0b\uff0c\u4e3a\u4e86\u63d0\u5347\u7b97\u6cd5\u6267\u884c\u7684\u6027\u80fd\uff0c\u5c31\u5fc5\u987b\u9009\u4e3e\u51fa\u4e00\u4e2a\u526f\u672c\u4f5c\u4e3aPaxos\u7b97\u6cd5\u7684\u4e3b\u8282\u70b9\uff0c\u4ee5\u907f\u514d\u56e0\u4e3a\u6bcf\u4e00\u4e2aPaxos Instance\u90fd\u63d0\u51fa\u63d0\u8bae\u800c\u9677\u5165\u591a\u4e2aPaxos Round\u5e76\u5b58\u7684\u60c5\u51b5\uff0c\u540c\u65f6\uff0cPaxos\u4f1a\u4fdd\u8bc1\u5728Master\u91cd\u542f\u6216\u51fa\u73b0\u6545\u969c\u800c\u8fdb\u884c\u5207\u6362\u7684\u65f6\u5019\uff0c\u5141\u8bb8\u51fa\u73b0\u77ed\u6682\u7684\u591a\u4e2aMaster\u5171\u5b58\u5374\u4e0d\u5f71\u54cd\u526f\u672c\u4e4b\u95f4\u7684\u4e00\u81f4\u6027\u3002<\/p>\n<p>\u5728Paxos\u4e2d\uff0c\u6bcf\u4e00\u4e2aPaxos Instance\u90fd\u9700\u8981\u8fdb\u884c\u4e00\u8f6e\u6216\u591a\u8f6e\u7684Prepare-&gt;Promise-&gt;Propose-&gt;Accept\u8fd9\u6837\u5b8c\u6574\u7684\u4e8c\u9636\u6bb5\u8bf7\u6c42\u8fc7\u7a0b\u6765\u5b8c\u6210\u5bf9\u4e00\u4e2a\u63d0\u8bae\u503c\u7684\u9009\u5b9a\uff0c\u4e3a\u4e86\u4fdd\u8bc1\u6b63\u786e\u6027\u7684\u524d\u63d0\u4e0b\u5c3d\u53ef\u80fd\u5730\u63d0\u9ad8\u7b97\u6cd5\u8fd0\u884c\u6027\u80fd\uff0c\u53ef\u4ee5\u8ba9\u591a\u4e2aInstance\u5171\u7528\u4e00\u5957\u5e8f\u53f7\u5206\u914d\u673a\u5236\uff0c\u5e76\u5c06Prepare-&gt;Promise\u5408\u5e76\u4e3a\u4e00\u4e2a\u9636\u6bb5\u3002\u5177\u4f53\u505a\u6cd5\u5982\u4e0b\uff1a<\/p>\n<p>\u2460 \u5f53\u67d0\u4e2a\u526f\u672c\u8282\u70b9\u901a\u8fc7\u9009\u4e3e\u6210\u4e3aMaster\u540e\uff0c\u5c31\u4f1a\u4f7f\u7528\u65b0\u5206\u914d\u7684\u7f16\u53f7N\u6765\u5e7f\u64ad\u4e00\u4e2aPrepare\u6d88\u606f\uff0c\u8be5Prepare\u6d88\u606f\u4f1a\u88ab\u6240\u6709\u672a\u8fbe\u6210\u4e00\u81f4\u7684Instance\u548c\u76ee\u524d\u8fd8\u672a\u5f00\u59cb\u7684Instance\u5171\u7528\u3002<\/p>\n<p>\u2461 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Master\u5bf9\u6240\u6709\u672a\u51b3Instance\u548c\u6240\u6709\u672a\u6765Instance\u5206\u522b\u6267\u884cPropose-&gt;Accept\u9636\u6bb5\u7684\u5904\u7406\uff0c\u5982\u679cMaster\u80fd\u591f\u4e00\u76f4\u7a33\u5b9a\u8fd0\u884c\u7684\u8bdd\uff0c\u90a3\u4e48\u5728\u63a5\u4e0b\u6765\u7684\u7b97\u6cd5\u8fd0\u884c\u8fc7\u7a0b\u4e2d\uff0c\u5c31\u4e0d\u518d\u9700\u8981\u8fdb\u884cPrepare-&gt;Promise\u5904\u7406\u4e86\u3002\u4f46\u662f\uff0c\u4e00\u65e6Master\u53d1\u73b0Acceptor\u8fd4\u56de\u4e86\u4e00\u4e2aReject\u6d88\u606f\uff0c\u8bf4\u660e\u96c6\u7fa4\u4e2d\u5b58\u5728\u53e6\u4e00\u4e2aMaster\u5e76\u4e14\u8bd5\u56fe\u4f7f\u7528\u66f4\u5927\u7684\u63d0\u8bae\u7f16\u53f7\u53d1\u9001\u4e86Prepare\u6d88\u606f\uff0c\u6b64\u65f6\uff0c\u5f53\u524dMaster\u5c31\u9700\u8981\u91cd\u65b0\u5206\u914d\u65b0\u7684\u63d0\u8bae\u7f16\u53f7\u5e76\u518d\u6b21\u8fdb\u884cPrepare-&gt;Promise\u9636\u6bb5\u7684\u5904\u7406\u3002<\/p>\n<p>\u5229\u7528\u4e0a\u8ff0\u6539\u8fdb\u7684Paxos\u7b97\u6cd5\uff0c\u5728Master\u7a33\u5b9a\u8fd0\u884c\u7684\u60c5\u51b5\u4e0b\uff0c\u53ea\u9700\u8981\u4f7f\u7528\u540c\u4e00\u4e2a\u7f16\u53f7\u6765\u4f9d\u6b21\u6267\u884c\u6bcf\u4e00\u4e2aInstance\u7684Promise-&gt;Accept\u9636\u6bb5\u5904\u7406\u3002<\/p>\n<p>\u5728\u96c6\u7fa4\u7684\u67d0\u53f0\u673a\u5668\u5728\u5b95\u673a\u91cd\u542f\u540e\uff0c\u4e3a\u4e86\u6062\u590d\u673a\u5668\u7684\u72b6\u6001\uff0c\u6700\u7b80\u5355\u7684\u529e\u6cd5\u5c31\u662f\u5c06\u5df2\u8bb0\u5f55\u7684\u6240\u6709\u65e5\u5fd7\u91cd\u65b0\u6267\u884c\u4e00\u904d\uff0c\u4f46\u662f\u5982\u679c\u673a\u5668\u4e0a\u7684\u65e5\u5fd7\u5df2\u7ecf\u5f88\u591a\uff0c\u5219\u8017\u65f6\u957f\uff0c\u56e0\u6b64\u9700\u8981\u5b9a\u671f\u5bf9\u72b6\u6001\u673a\u6570\u636e\u505a\u4e00\u4e2a\u6570\u636e\u5feb\u7167\u5e76\u5c06\u5176\u5b58\u5165\u78c1\u76d8\uff0c\u7136\u540e\u5c31\u53ef\u4ee5\u5c06\u6570\u636e\u5feb\u7167\u70b9\u4e4b\u524d\u7684\u4e8b\u52a1\u65e5\u5fd7\u6e05\u9664\u3002<\/p>\n<p>\u5728\u6062\u590d\u8fc7\u7a0b\u4e2d\uff0c\u4f1a\u51fa\u73b0\u78c1\u76d8\u672a\u635f\u574f\u548c\u635f\u574f\u4e24\u79cd\u60c5\u51b5\uff0c\u82e5\u672a\u635f\u574f\uff0c\u5219\u901a\u8fc7\u78c1\u76d8\u4e0a\u4fdd\u5b58\u7684\u6570\u636e\u5e93\u5feb\u7167\u548c\u4e8b\u52a1\u65e5\u5fd7\u5c31\u53ef\u4ee5\u6062\u590d\u5230\u4e4b\u524d\u7684\u67d0\u4e2a\u65f6\u95f4\u70b9\u7684\u72b6\u6001\uff0c\u4e4b\u540e\u518d\u5411\u96c6\u7fa4\u4e2d\u5176\u4ed6\u6b63\u5e38\u8fd0\u884c\u7684\u526f\u672c\u8282\u70b9\u7d22\u53d6\u5b95\u673a\u540e\u7f3a\u5931\u7684\u90e8\u5206\u6570\u636e\u53d8\u66f4\u8bb0\u5f55\u5373\u53ef\uff1b\u82e5\u78c1\u76d8\u635f\u574f\uff0c\u5c31\u7b11\u4ece\u5176\u4ed6\u526f\u672c\u8282\u70b9\u7d22\u53d6\u5168\u90e8\u7684\u72b6\u6001\u6570\u636e\u3002<\/p>\n<p><strong>\u56db\u3001\u603b\u7ed3<\/strong><\/p>\n<p>\u672c\u90e8\u5206\u8be6\u7ec6\u4ecb\u7ecd\u4e86Chubby\u7cfb\u7edf\uff0c\u5e76\u4e14\u5bf9Paxos\u5728Chubby\u4e2d\u7684\u4f7f\u7528\u4e5f\u505a\u4e86\u8f83\u4e3a\u8be6\u7ec6\u7684\u4ecb\u7ecd\uff0c\u540e\u9762\u6211\u4eec\u5c06\u4f1a\u4ecb\u7ecd\u5f00\u6e90\u5206\u5e03\u5f0f\u7cfb\u7edfZookeeper\u4e0ePaxos\u7684\u8054\u7cfb\u3002\u672c\u90e8\u5206\u7406\u8bba\u77e5\u8bc6\u8f83\u5f3a\uff08\u6587\u5b57\u8f83\u591a\uff09\uff0c\u9700\u8981\u6162\u6162\u7814\u7a76\u624d\u80fd\u7406\u89e3\u5176\u4e2d\u7684\u542b\u4e49\uff0c\u8c22\u8c22\u5404\u4f4d\u56ed\u53cb\u7684\u89c2\u770b~<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001\u524d\u8a00 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