{"id":30223,"date":"2026-07-21T10:00:00","date_gmt":"2026-07-21T02:00:00","guid":{"rendered":"https:\/\/cn.hostease.com\/blog\/?p=30223"},"modified":"2026-07-25T23:46:52","modified_gmt":"2026-07-25T15:46:52","slug":"cdn-cache-region-selection","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/blog\/comparisons\/cdn-cache-region-selection\/","title":{"rendered":"CDN\u52a0\u901f\u56fd\u5916\u670d\u52a1\u5668\uff1a\u6309\u8bbf\u95ee\u5730\u533a\u548c\u7f13\u5b58\u547d\u4e2d\u7387\u9009\u65b9\u6848"},"content":{"rendered":"

\"\u5c01\u9762\u914d\u56fe\"<\/p>\n

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\u5148\u7ed9\u7ed3\u8bba\uff1a\u6d41\u91cf\u5c0f\u3001\u9875\u9762\u4ee5\u9759\u6001\u5185\u5bb9\u4e3a\u4e3b\u7684\u7f51\u7ad9\uff0c\u53ef\u4ee5\u5148\u7528\u57fa\u7840\u578bCDN\u9a8c\u8bc1\u6548\u679c\uff1b\u65e5\u5747UV\uff08\u72ec\u7acb\u8bbf\u5ba2\u6570\uff0cUnique Visitors\uff09\u8fbe\u52303000\u4ee5\u4e0a\u3001\u56fe\u7247\u548c\u811a\u672c\u8d44\u6e90\u8f83\u591a\u7684\u5916\u8d38\u7ad9\uff0c\u66f4\u5e94\u8be5\u5173\u6ce8\u7f13\u5b58\u89c4\u5219\u3001\u8282\u70b9\u8d28\u91cf\u548c\u56de\u6e90\u63a7\u5236\uff1b\u5982\u679c\u4e1a\u52a1\u5df2\u6709SLA\uff08\u670d\u52a1\u6c34\u5e73\u534f\u8bae\uff0cService Level Agreement\uff09\u8981\u6c42\uff0c\u518d\u8003\u8651\u4f01\u4e1a\u7ea7\u4e13\u7ebf\u6216\u5b9a\u5236\u8282\u70b9\u3002\u8fd9\u6837\u9009\uff0c\u6bd4\u53ea\u770b\u8282\u70b9\u6570\u91cf\u6216\u6708\u8d39\u66f4\u63a5\u8fd1\u771f\u5b9e\u6548\u679c\u3002<\/p>\n

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\u4e0d\u4f7f\u7528CDN\u65f6\uff0c\u6240\u6709\u7528\u6237\u8bf7\u6c42\u90fd\u4f1a\u76f4\u63a5\u6253\u5230\u6e90\u7ad9\u670d\u52a1\u5668\u3002\u5047\u8bbe\u6e90\u7ad9\u653e\u5728\u7f8e\u56fd\u897f\u6d77\u5cb8\uff0c\u4e2d\u56fd\u5927\u9646\u56e2\u961f\u8bbf\u95ee\u540e\u53f0\u6216\u6d4b\u8bd5\u9875\u9762\u65f6\uff0c\u5e38\u89c1\u5f80\u8fd4\u5ef6\u8fdf\u53ef\u80fd\u5728150~250\u6beb\u79d2\u4e4b\u95f4\uff1b\u5982\u679c\u4e2d\u95f4\u7ecf\u8fc7\u62e5\u585e\u7ebf\u8def\uff0c\u9875\u9762\u9996\u5b57\u8282\u65f6\u95f4\u8fd8\u4f1a\u7ee7\u7eed\u4e0a\u5347\u3002\u5bf9\u4e8e\u56fe\u7247\u3001CSS\u3001JavaScript\u8fd9\u7c7b\u9759\u6001\u8d44\u6e90\uff0c\u4e00\u4e2a\u9875\u9762\u53ef\u80fd\u5305\u542b\u51e0\u5341\u4e2a\u8bf7\u6c42\uff0c\u5355\u4e2a\u8bf7\u6c42\u6162\u51e0\u5341\u6beb\u79d2\uff0c\u7d2f\u79ef\u540e\u5c31\u4f1a\u53d8\u6210\u8089\u773c\u53ef\u611f\u77e5\u7684\u5361\u987f\u3002<\/p>\n

CDN\u7684\u6838\u5fc3\u4f5c\u7528\uff0c\u662f\u628a\u9759\u6001\u5185\u5bb9\u7f13\u5b58\u5230\u8ddd\u79bb\u7528\u6237\u66f4\u8fd1\u7684\u8fb9\u7f18\u8282\u70b9\u3002\u7528\u6237\u8bf7\u6c42\u56fe\u7247\u3001\u6837\u5f0f\u8868\u6216\u811a\u672c\u6587\u4ef6\u65f6\uff0c\u8282\u70b9\u4f18\u5148\u8fd4\u56de\u7f13\u5b58\u526f\u672c\uff0c\u53ea\u6709\u7f13\u5b58\u4e0d\u5b58\u5728\u6216\u5df2\u8fc7\u671f\u65f6\u624d\u56de\u5230\u6e90\u7ad9\u3002\u5b9e\u9645\u8bc4\u4f30\u65f6\u53ef\u4ee5\u5173\u6ce8\u4e24\u4e2a\u6307\u6807\uff1a\u4e00\u662f\u76ee\u6807\u5730\u533a\u7684\u9996\u5b57\u8282\u65f6\u95f4\u662f\u5426\u4e0b\u964d\uff0c\u4e8c\u662f\u7f13\u5b58\u547d\u4e2d\u7387\u662f\u5426\u7a33\u5b9a\u572880%\u4ee5\u4e0a\u3002\u5bf9\u4e8e\u56fe\u7247\u8f83\u591a\u7684\u5c55\u793a\u7ad9\uff0c\u7f13\u5b58\u547d\u4e2d\u7387\u4ece50%\u63d0\u5347\u523085%\uff0c\u6e90\u7ad9\u5e26\u5bbd\uff08\u7f51\u7edc\u5e26\u5bbd\uff0c\u6307\u5355\u4f4d\u65f6\u95f4\u5185\u53ef\u4f20\u8f93\u7684\u6570\u636e\u91cf\uff09\u538b\u529b\u901a\u5e38\u4f1a\u660e\u663e\u4e0b\u964d\u3002<\/p>\n

\"CDN\u52a0\u901f\u524d\u540e\u5ef6\u8fdf\u5bf9\u6bd4\"<\/p>\n

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\u4e09\u7c7bCDN\u65b9\u6848\u8be5\u600e\u4e48\u533a\u5206<\/h2>\n

\u4ece\u56fd\u5916\u670d\u52a1\u5668\u8fd0\u7ef4\u89d2\u5ea6\u770b\uff0cCDN\u65b9\u6848\u4e0d\u5fc5\u6309\u54c1\u724c\u540d\u8bb0\u5fc6\uff0c\u6309\u80fd\u529b\u5c42\u7ea7\u66f4\u5bb9\u6613\u5224\u65ad\u3002\u4e0b\u9762\u7528Provider A\u3001Provider B\u3001Provider C\u4ee3\u8868\u4e0d\u540c\u65b9\u6848\u7c7b\u578b\uff0c\u907f\u514d\u628a\u9009\u578b\u7b80\u5316\u6210\u54c1\u724c\u504f\u597d\u3002<\/p>\n\n\n\n\n\n\n\n
\u65b9\u6848\u7c7b\u578b<\/th>\n\u80fd\u529b\u7279\u5f81<\/th>\n\u5178\u578b\u6210\u672c<\/th>\n\u5173\u952e\u9650\u5236<\/th>\n\u9002\u7528\u573a\u666f<\/th>\n<\/tr>\n<\/thead>\n
Provider A\uff1a\u57fa\u7840\u578bCDN<\/td>\n\u63d0\u4f9b\u5168\u7403\u901a\u7528\u8282\u70b9\u3001\u57fa\u7840HTTPS\u548c\u9759\u6001\u7f13\u5b58<\/td>\n0\u5143\u6216\u4f4e\u6708\u8d39<\/td>\n\u7f13\u5b58\u89c4\u5219\u5c11\uff0c\u90e8\u5206\u5730\u533a\u8282\u70b9\u8d28\u91cf\u4e0d\u7a33\u5b9a<\/td>\n\u4e2a\u4eba\u7ad9\u3001\u5c0f\u578b\u5c55\u793a\u7ad9\u3001\u65e5\u5747PV\uff08\u9875\u9762\u8bbf\u95ee\u91cf\uff0cPage Views\uff095000\u4ee5\u4e0b<\/td>\n<\/tr>\n
Provider B\uff1a\u5546\u4e1a\u578bCDN<\/td>\n\u652f\u6301\u66f4\u7ec6\u7f13\u5b58\u7b56\u7565\u3001\u56fe\u7247\u4f18\u5316\u3001\u8bbf\u95ee\u63a7\u5236\u548c\u7edf\u8ba1\u62a5\u8868<\/td>\n\u7ea6200~2000\u5143\/\u6708\u6216\u6309\u91cf\u8ba1\u8d39<\/td>\n\u9700\u8981\u6301\u7eed\u89c2\u5bdf\u6d41\u91cf\u8d39\u7528\u548c\u7f13\u5b58\u547d\u4e2d\u7387<\/td>\n\u4e2d\u5c0f\u5916\u8d38\u7ad9\u3001\u5185\u5bb9\u7ad9\u3001\u6d3b\u52a8\u9875\u548c\u56fe\u7247\u8f83\u591a\u7684\u7f51\u7ad9<\/td>\n<\/tr>\n
Provider C\uff1a\u4f01\u4e1a\u7ea7CDN<\/td>\n\u652f\u6301\u5b9a\u5236\u8282\u70b9\u3001\u4e13\u5c5e\u56de\u6e90\u7b56\u7565\u3001\u670d\u52a1\u7b49\u7ea7\u627f\u8bfa\u548c\u4eba\u5de5\u652f\u6301<\/td>\n\u901a\u5e38\u6309\u5408\u540c\u62a5\u4ef7<\/td>\n\u6210\u672c\u9ad8\uff0c\u63a5\u5165\u5468\u671f\u8f83\u957f<\/td>\n\u9ad8\u5e76\u53d1\u6d3b\u52a8\u3001\u5173\u952e\u4e1a\u52a1\u7ad9\u70b9\u3001\u53ef\u7528\u6027\u8981\u6c42\u8f83\u9ad8\u7684\u7cfb\u7edf<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u57fa\u7840\u578bCDN\uff1a\u9002\u5408\u5148\u9a8c\u8bc1\uff0c\u4e0d\u9002\u5408\u957f\u671f\u5077\u61d2<\/h3>\n

\u57fa\u7840\u578bCDN\u7684\u4ef7\u503c\u5728\u4e8e\u4f4e\u6210\u672c\u8bd5\u9519\u3002\u4f60\u53ef\u4ee5\u5148\u628a\u56fe\u7247\u3001CSS\u548cJavaScript\u63a5\u5165\u7f13\u5b58\uff0c\u89c2\u5bdf\u76ee\u6807\u5730\u533a\u9996\u5b57\u8282\u65f6\u95f4\u3001\u6574\u9875\u52a0\u8f7d\u65f6\u95f4\u548c\u6e90\u7ad9\u6d41\u91cf\u53d8\u5316\u3002\u5982\u679c\u63a5\u5165\u524d\u9875\u9762\u52a0\u8f7d\u9700\u89814\u79d2\uff0c\u63a5\u5165\u540e\u7a33\u5b9a\u57282.5\u79d2\u4ee5\u5185\uff0c\u8bf4\u660e\u9759\u6001\u8d44\u6e90\u5206\u53d1\u786e\u5b9e\u662f\u4e3b\u8981\u74f6\u9888\u4e4b\u4e00\u3002<\/p>\n

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\u5546\u4e1a\u578bCDN\u4e0d\u53ea\u662f\u201c\u8282\u70b9\u66f4\u591a\u201d\uff0c\u66f4\u91cd\u8981\u7684\u662f\u63a7\u5236\u80fd\u529b\u66f4\u5f3a\u3002\u6bd4\u5982\u4f60\u53ef\u4ee5\u628a\u4ea7\u54c1\u56fe\u8bbe\u7f6e\u4e3a30\u5929\u7f13\u5b58\uff0c\u628a\u7ecf\u5e38\u66f4\u65b0\u7684CSS\u8bbe\u7f6e\u4e3a7\u5929\u7f13\u5b58\uff0c\u628a\u767b\u5f55\u3001\u8d2d\u7269\u8f66\u3001\u641c\u7d22\u7ed3\u679c\u9875\u6392\u9664\u5728\u7f13\u5b58\u4e4b\u5916\u3002\u8fd9\u6837\u65e2\u80fd\u51cf\u5c11\u6e90\u7ad9\u538b\u529b\uff0c\u4e5f\u80fd\u907f\u514d\u7528\u6237\u770b\u5230\u8fc7\u671f\u5185\u5bb9\u3002<\/p>\n

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\"CDN\u9009\u578b\u4e09\u7ef4\u5ea6\u6846\u67b6\"<\/p>\n

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\"CDN\u63a5\u5165\u90e8\u7f72\u6d41\u7a0b\"<\/p>\n

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