{"id":21699,"date":"2025-06-17T14:02:56","date_gmt":"2025-06-17T06:02:56","guid":{"rendered":"https:\/\/www.varidata.com\/uncategorized-zh-tw\/what-is-a-crawler-and-why-does-it-cause-server-load-issues\/"},"modified":"2025-06-17T14:10:45","modified_gmt":"2025-06-17T06:10:45","slug":"what-is-a-crawler-and-why-does-it-cause-server-load-issues","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-tw\/knowledge-tc\/what-is-a-crawler-and-why-does-it-cause-server-load-issues\/","title":{"rendered":"\u4ec0\u9ebc\u662f\u722c\u87f2\uff0c\u70ba\u4ec0\u9ebc\u722c\u87f2\u6703\u5c0e\u81f4\u4f3a\u670d\u5668\u8ca0\u8f09\u8dd1\u6eff\uff1f"},"content":{"rendered":"<p>\u5728<a href=\"https:\/\/www.varidata.com\/zh-tw\/server\/hk\/cn2\/\" target=\"_blank\">\u9999\u6e2f\u4f3a\u670d\u5668\u79df\u7528<\/a>\u57fa\u790e\u8a2d\u65bd\u9818\u57df\uff0c\u7db2\u8def\u722c\u87f2\u548c\u4f3a\u670d\u5668\u8ca0\u8f09\u7ba1\u7406\u5df2\u6210\u70ba\u6280\u8853\u5c08\u696d\u4eba\u54e1\u95dc\u6ce8\u7684\u91cd\u8981\u554f\u984c\u3002\u96a8\u8457\u81ea\u52d5\u5316\u8173\u672c\u6301\u7e8c\u904d\u6b77\u7db2\u8def\uff0c\u7406\u89e3\u5b83\u5011\u5c0d\u4f3a\u670d\u5668\u6548\u80fd\u7684\u5f71\u97ff\u5c0d\u65bc\u7dad\u8b77\u6700\u4f73\u57fa\u790e\u8a2d\u65bd\u5065\u5eb7\u81f3\u95dc\u91cd\u8981\u3002\u672c\u6587\u6df1\u5165\u63a2\u8a0e\u4e86\u7db2\u8def\u722c\u87f2\u8207\u4f3a\u670d\u5668\u8cc7\u6e90\u4e4b\u9593\u7684\u8907\u96dc\u95dc\u4fc2\uff0c\u7279\u5225\u95dc\u6ce8CPU\u4f7f\u7528\u6a21\u5f0f\u3002<\/p>\n<h2><strong>\u6df1\u5165\u7406\u89e3\u7db2\u8def\u722c\u87f2\uff1a\u8d85\u8d8a\u57fa\u790e<\/strong><\/h2>\n<p>\u5f9e\u672c\u8cea\u4e0a\u8b1b\uff0c\u7db2\u8def\u722c\u87f2\u662f\u7cfb\u7d71\u6027\u700f\u89bd\u548c\u7d22\u5f15\u7db2\u969b\u7db2\u8def\u7684\u8907\u96dc\u8edf\u9ad4\u3002\u7136\u800c\uff0c\u5b83\u5011\u7684\u8907\u96dc\u6027\u9060\u8d85\u7c21\u55ae\u7684\u7db2\u9801\u6293\u53d6\uff1a<\/p>\n<ul>\n<li>\u641c\u5c0b\u5f15\u64ce\u722c\u87f2\uff08\u5982Googlebot\u3001Bingbot\uff09\uff1a\u9075\u5faa\u7279\u5b9a\u5354\u5b9a\u7684\u7cfb\u7d71\u7d22\u5f15\u6a5f\u5668\u4eba<\/li>\n<li>\u8cc7\u6599\u6316\u6398\u722c\u87f2\uff1a\u70ba\u5b9a\u5411\u8cc7\u8a0a\u63d0\u53d6\u8a2d\u8a08\u7684\u81ea\u8a02\u8173\u672c<\/li>\n<li>\u76e3\u63a7\u722c\u87f2\uff1a\u6aa2\u67e5\u7db2\u7ad9\u53ef\u7528\u6027\u548c\u6548\u80fd\u7684\u81ea\u52d5\u5316\u5de5\u5177<\/li>\n<li>\u7814\u7a76\u722c\u87f2\uff1a\u6536\u96c6\u7279\u5b9a\u8cc7\u6599\u96c6\u7684\u5b78\u8853\u548c\u7814\u7a76\u5c0e\u5411\u6a5f\u5668\u4eba<\/li>\n<\/ul>\n<h2><strong>\u4f3a\u670d\u5668\u8ca0\u8f09\u5cf0\u503c\u7684\u6280\u8853\u5256\u6790<\/strong><\/h2>\n<p>\u5728\u6aa2\u67e5\u4f3a\u670d\u5668\u6548\u80fd\u6307\u6a19\u6642\uff0c\u722c\u87f2\u5c0e\u81f4\u7684\u8ca0\u8f09\u5cf0\u503c\u5448\u73fe\u51fa\u7368\u7279\u7684\u6a21\u5f0f\uff1a<\/p>\n<ul>\n<li>CPU\u57f7\u884c\u7dd2\u98fd\u548c\uff1a\u591a\u500b\u4e26\u767c\u8acb\u6c42\u8feb\u4f7f\u57f7\u884c\u7dd2\u6c60\u64f4\u5c55<\/li>\n<li>I\/O\u7b49\u5f85\u72c0\u614b\uff1a\u5feb\u901f\u6a94\u6848\u5b58\u53d6\u8acb\u6c42\u5c0e\u81f4\u7684\u78c1\u789f\u6d3b\u52d5\u589e\u52a0<\/li>\n<li>\u8a18\u61b6\u9ad4\u7de9\u885d\u5340\u6ea2\u51fa\uff1a\u91cd\u8907\u5167\u5bb9\u8acb\u6c42\u5c0e\u81f4\u7684\u5feb\u53d6\u98fd\u548c<\/li>\n<li>\u7db2\u8def\u901a\u8a0a\u57e0\u8017\u76e1\uff1aTCP\u9023\u7dda\u6c60\u67af\u7aed<\/li>\n<\/ul>\n<h2><strong>\u9999\u6e2f\u4f3a\u670d\u5668\u57fa\u790e\u8a2d\u65bd\uff1a\u7368\u7279\u6311\u6230<\/strong><\/h2>\n<p>\u9999\u6e2f\u5728\u5168\u7403\u7db2\u969b\u7db2\u8def\u57fa\u790e\u8a2d\u65bd\u4e2d\u7684\u6230\u7565\u4f4d\u7f6e\u5e36\u4f86\u4e86\u7279\u5b9a\u7684\u8003\u616e\u56e0\u7d20\uff1a<\/p>\n<ol>\n<li>\u5730\u7406\u512a\u52e2\uff1a\u9760\u8fd1\u4e3b\u8981\u4e9e\u6d32\u5e02\u5834\u5438\u5f15\u66f4\u591a\u722c\u87f2\u6d3b\u52d5<\/li>\n<li>\u7db2\u8def\u5bc6\u5ea6\uff1a\u8cc7\u6599\u4e2d\u5fc3\u9ad8\u5ea6\u96c6\u4e2d\u52a0\u5287\u722c\u87f2\u6d41\u91cf<\/li>\n<li>\u8de8\u5883\u6d41\u91cf\uff1a\u5f71\u97ff\u722c\u87f2\u884c\u70ba\u7684\u8907\u96dc\u8def\u7531\u6a21\u5f0f<\/li>\n<li>\u6cd5\u898f\u9075\u5f9e\uff1a\u5f71\u97ff\u722c\u87f2\u7ba1\u7406\u7684\u7279\u5b9a\u8cc7\u6599\u4fdd\u8b77\u8981\u6c42<\/li>\n<\/ol>\n<h2><strong>\u8b58\u5225\u60e1\u610f\u722c\u87f2\u6a21\u5f0f<\/strong><\/h2>\n<p>\u5be6\u65bd\u9032\u968e\u5075\u6e2c\u6a5f\u5236\u9700\u8981\u7406\u89e3\u8907\u96dc\u7684\u722c\u87f2\u884c\u70ba\u6a21\u5f0f\u3002\u4ee5\u4e0b\u662f\u8b58\u5225\u65b9\u6cd5\u7684\u6280\u8853\u7d30\u5206\uff1a<\/p>\n<ul>\n<li>\u8acb\u6c42\u6a21\u5f0f\u5206\u6790\uff1a\n<ul>\n<li>\u975e\u6a19\u6e96User-Agent\u5b57\u4e32<\/li>\n<li>\u4e0d\u898f\u5247\u7684HTTP\u6a19\u982d\u914d\u7f6e<\/li>\n<li>\u7570\u5e38\u8acb\u6c42\u6642\u9593\u9593\u9694<\/li>\n<li>\u53ef\u7591\u7684IP\u8f2a\u63db\u6a21\u5f0f<\/li>\n<\/ul>\n<\/li>\n<li>\u8cc7\u6e90\u6d88\u8017\u6307\u6a19\uff1a\n<ul>\n<li>\u4e26\u767c\u9023\u7dda\u7684\u6307\u6578\u6210\u9577<\/li>\n<li>\u983b\u5bec\u4f7f\u7528\u7387\u4e0d\u6210\u6bd4\u4f8b<\/li>\n<li>\u8cc7\u6599\u5eab\u9023\u7dda\u6c60\u8017\u76e1<\/li>\n<li>\u5de5\u4f5c\u968e\u6bb5\u8655\u7406\u7570\u5e38<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><strong>\u6280\u8853\u6df1\u5ea6\u5256\u6790\uff1a\u8ca0\u8f09\u5206\u6790<\/strong><\/h2>\n<p>\u7406\u89e3\u4f3a\u670d\u5668\u8ca0\u8f09\u6307\u6a19\u9700\u8981\u6aa2\u67e5\u591a\u500b\u7cfb\u7d71\u5c64\u7d1a\u6307\u6a19\uff1a<\/p>\n<ol>\n<li>CPU\u8ca0\u8f09\u5e73\u5747\u503c\u5206\u6790\uff1a\n<ul>\n<li>1\u5206\u9418\u8ca0\u8f09\u5e73\u5747\u503c > 0.7 \u00d7 \u6838\u5fc3\u6578<\/li>\n<li>5\u5206\u9418\u8ca0\u8f09\u5e73\u5747\u503c\u8da8\u52e2\u6a21\u5f0f<\/li>\n<li>\u7a0b\u5e8f\u6392\u7a0b\u4f47\u5217\u6df1\u5ea6<\/li>\n<li>\u4e0a\u4e0b\u6587\u5207\u63db\u983b\u7387\u5cf0\u503c<\/li>\n<\/ul>\n<\/li>\n<li>\u8a18\u61b6\u9ad4\u4f7f\u7528\u6a21\u5f0f\uff1a\n<ul>\n<li>\u5206\u9801\u932f\u8aa4\u983b\u7387\u5206\u6790<\/li>\n<li>\u4ea4\u63db\u7a7a\u9593\u4f7f\u7528\u8da8\u52e2<\/li>\n<li>\u7de9\u885d\u5340\u5feb\u53d6\u98fd\u548c\u5ea6<\/li>\n<li>\u8a18\u61b6\u9ad4\u788e\u7247\u5316\u6307\u6a19<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2><strong>\u9032\u968e\u7de9\u89e3\u7b56\u7565<\/strong><\/h2>\n<p>\u5be6\u65bd\u5f37\u5927\u7684\u722c\u87f2\u7ba1\u7406\u9700\u8981\u591a\u5c64\u6b21\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li>\u901f\u7387\u9650\u5236\u5be6\u65bd\uff1a\n<ul>\n<li>\u6b0a\u6756\u6876\u6f14\u7b97\u6cd5\u90e8\u7f72<\/li>\n<li>\u57fa\u65bc\u4f3a\u670d\u5668\u8ca0\u8f09\u7684\u52d5\u614b\u901f\u7387\u8abf\u6574<\/li>\n<li>\u57fa\u65bcIP\u7684\u9650\u6d41\u6a5f\u5236<\/li>\n<li>\u57fa\u65bc\u8acb\u6c42\u6a21\u5f0f\u7684\u9650\u5236<\/li>\n<\/ul>\n<\/li>\n<li>\u57fa\u790e\u8a2d\u65bd\u512a\u5316\uff1a\n<ul>\n<li>\u8ca0\u8f09\u5e73\u8861\u5668\u914d\u7f6e\u5fae\u8abf<\/li>\n<li>\u5feb\u53d6\u5c64\u6b21\u512a\u5316<\/li>\n<li>\u8cc7\u6599\u5eab\u9023\u7dda\u6c60\u7b56\u7565<\/li>\n<li>\u7db2\u8def\u5806\u758a\u53c3\u6578\u512a\u5316<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><strong>\u5be6\u65bd\u667a\u6167\u722c\u87f2\u7ba1\u7406<\/strong><\/h2>\n<p>\u5c0d\u65bc\u9999\u6e2f\u4f3a\u670d\u5668\u79df\u7528\u74b0\u5883\uff0c\u90e8\u7f72\u8907\u96dc\u7684\u722c\u87f2\u7ba1\u7406\u7cfb\u7d71\u9700\u8981\u7cbe\u78ba\u914d\u7f6e\uff1a<\/p>\n<ol>\n<li>robots.txt\u512a\u5316\uff1a<br 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