# \u7cfb\u7edf\u5b89\u5168\u8bbe\u7f6e\r\nnet.ipv4.tcp_syncookies = 1\r\nnet.ipv4.conf.all.rp_filter = 1\r\nnet.ipv4.conf.all.accept_redirects = 0\r\nnet.ipv6.conf.all.accept_redirects = 0<\/code><\/pre>\n
\u6027\u80fd\u76d1\u63a7\u7b56\u7565<\/h2>\n
\u6d1b\u6749\u77f6\u7684\u9ad8\u6d41\u91cf\u73af\u5883\u9700\u8981\u5168\u9762\u7684\u76d1\u63a7\u3002\u5b9e\u65bd\u4ee5\u4e0b\u5173\u952e\u76d1\u63a7\u9886\u57df\uff1a<\/p>\n
\n
CPU\u548c\u5185\u5b58\u4f7f\u7528\u7387\u8ddf\u8e2a<\/li>\n
\u7f51\u7edc\u6027\u80fd\u6307\u6807<\/li>\n
\u78c1\u76d8I\/O\u7edf\u8ba1<\/li>\n
\u5e94\u7528\u7a0b\u5e8f\u54cd\u5e94\u65f6\u95f4<\/li>\n
\u6570\u636e\u5e93\u6027\u80fd\u6307\u6807<\/li>\n<\/ul>\n
\u5173\u952e\u6027\u80fd\u6307\u6807\uff08KPIs\uff09<\/h3>\n
\u76d1\u63a7\u8fd9\u4e9b\u57fa\u672c\u6307\u6807\uff1a<\/p>\n
\n
\u670d\u52a1\u5668\u54cd\u5e94\u65f6\u95f4\uff1a\u76ee\u6807 < 100\u6beb\u79d2<\/li>\n
CPU\u4f7f\u7528\u7387\uff1a\u6301\u7eed\u4fdd\u6301\u572870%\u4ee5\u4e0b<\/li>\n
\u5185\u5b58\u4f7f\u7528\u7387\uff1a\u4fdd\u630130%\u7684\u7a7a\u95f2\u5bb9\u91cf<\/li>\n
\u78c1\u76d8I\/O\uff1a\u76d1\u63a7\u74f6\u9888<\/li>\n
\u7f51\u7edc\u541e\u5410\u91cf\uff1a\u8ddf\u8e2a\u5e26\u5bbd\u5229\u7528\u7387<\/li>\n<\/ul>\n
\u5b9a\u671f\u7ef4\u62a4\u4efb\u52a1<\/h2>\n
\u5efa\u7acb\u8fd9\u4e9b\u7ef4\u62a4\u4f8b\u7a0b\uff1a<\/p>\n
\u6bcf\u65e5\u4efb\u52a1<\/h3>\n
\n
\u68c0\u67e5\u7cfb\u7edf\u65e5\u5fd7\u662f\u5426\u6709\u9519\u8bef<\/li>\n
\u76d1\u63a7\u78c1\u76d8\u7a7a\u95f4\u4f7f\u7528\u60c5\u51b5<\/li>\n
\u9a8c\u8bc1\u5907\u4efd\u5b8c\u6210\u60c5\u51b5<\/li>\n
\u5ba1\u67e5\u5b89\u5168\u8b66\u62a5<\/li>\n<\/ul>\n
\u6bcf\u5468\u4efb\u52a1<\/h3>\n
\n
\u66f4\u65b0\u7cfb\u7edf\u5305<\/li>\n
\u5ba1\u67e5\u6027\u80fd\u6307\u6807<\/li>\n
\u68c0\u67e5\u670d\u52a1\u5065\u5eb7\u72b6\u51b5<\/li>\n
\u6e05\u7406\u4e34\u65f6\u6587\u4ef6<\/li>\n<\/ul>\n
\u6bcf\u6708\u4efb\u52a1<\/h3>\n
\n
\u5b89\u5168\u5ba1\u8ba1<\/li>\n
\u5907\u4efd\u9a8c\u8bc1<\/li>\n
\u6027\u80fd\u4f18\u5316\u5ba1\u67e5<\/li>\n
\u6587\u6863\u66f4\u65b0<\/li>\n<\/ul>\n
\u6027\u80fd\u4f18\u5316<\/h2>\n
\u5bf9\u4e8e\u5904\u7406\u9ad8\u6d41\u91cf\u8d1f\u8f7d\u7684\u6d1b\u6749\u77f6\u670d\u52a1\u5668\uff0c\u5b9e\u65bd\u8fd9\u4e9b\u4f18\u5316\uff1a<\/p>\n
\u7f51\u7edc\u4f18\u5316<\/h3>\n
# \u7f51\u7edc\u6027\u80fd\u8bbe\u7f6e\r\nnet.core.somaxconn = 65535\r\nnet.core.netdev_max_backlog = 65535\r\nnet.ipv4.tcp_max_syn_backlog = 65535\r\nnet.ipv4.tcp_fin_timeout = 15<\/code><\/pre>\n
\u5b89\u5168\u6700\u4f73\u5b9e\u8df5<\/h2>\n
\u7531\u4e8e\u5176\u6218\u7565\u4f4d\u7f6e\uff0c\u6d1b\u6749\u77f6\u670d\u52a1\u5668\u9762\u4e34\u7740\u590d\u6742\u7684\u7f51\u7edc\u5a01\u80c1\u3002\u5b9e\u65bd\u8fd9\u4e9b\u5b89\u5168\u63aa\u65bd\uff1a<\/p>\n
\u57fa\u672c\u5b89\u5168\u63a7\u5236<\/h3>\n
\n
\u5b9a\u671f\u5b89\u5168\u5ba1\u8ba1<\/li>\n
\u5165\u4fb5\u68c0\u6d4b\u7cfb\u7edf<\/li>\n
\u7f51\u7edc\u76d1\u63a7<\/li>\n
\u8bbf\u95ee\u63a7\u5236\u5ba1\u67e5<\/li>\n<\/ul>\n
\u6545\u969c\u6392\u9664\u6846\u67b6<\/h2>\n
\u5f53\u95ee\u9898\u51fa\u73b0\u65f6\uff0c\u9075\u5faa\u8fd9\u79cd\u7cfb\u7edf\u65b9\u6cd5\uff1a<\/p>\n
\u8c03\u67e5\u6b65\u9aa4<\/h3>\n
\n
\u68c0\u67e5\u7cfb\u7edf\u65e5\u5fd7\u662f\u5426\u6709\u9519\u8bef<\/li>\n
\u76d1\u63a7\u8d44\u6e90\u4f7f\u7528\u60c5\u51b5<\/li>\n
\u5ba1\u67e5\u7f51\u7edc\u8fde\u63a5\u6027<\/li>\n
\u5206\u6790\u5e94\u7528\u7a0b\u5e8f\u65e5\u5fd7<\/li>\n
\u68c0\u67e5\u6570\u636e\u5e93\u6027\u80fd<\/li>\n<\/ol>\n
\u707e\u96be\u6062\u590d\u8ba1\u5212<\/h2>\n
\u5b9e\u65bd\u8fd9\u4e9b\u707e\u96be\u6062\u590d\u63aa\u65bd\uff1a<\/p>\n
\n
\u5b9a\u671f\u5907\u4efd\u6d4b\u8bd5<\/li>\n
\u6545\u969c\u8f6c\u79fb\u7cfb\u7edf\u9a8c\u8bc1<\/li>\n
\u6587\u6863\u66f4\u65b0<\/li>\n
\u56e2\u961f\u57f9\u8bad\u6f14\u7ec3<\/li>\n<\/ul>\n
\u7ed3\u8bba<\/h2>\n
\u7ef4\u62a4\u6d1b\u6749\u77f6\u670d\u52a1\u5668\u79df\u7528\u57fa\u7840\u8bbe\u65bd\u9700\u8981\u5728\u4e3b\u52a8\u76d1\u63a7\u3001\u81ea\u52a8\u54cd\u5e94\u548c\u6218\u7565\u4f18\u5316\u4e4b\u95f4\u53d6\u5f97\u5e73\u8861\u3002\u91cd\u70b9\u5173\u6ce8\uff1a<\/p>\n
\n
\u5b9a\u671f\u5b89\u5168\u66f4\u65b0\u548c\u5ba1\u8ba1<\/li>\n
\u6027\u80fd\u76d1\u63a7\u548c\u4f18\u5316<\/li>\n
\u7cfb\u7edf\u5316\u7ef4\u62a4\u7a0b\u5e8f<\/li>\n
\u5168\u9762\u7684\u6587\u6863\u8bb0\u5f55<\/li>\n
\u56e2\u961f\u57f9\u8bad\u548c\u77e5\u8bc6\u5171\u4eab<\/li>\n<\/ul>\n
\u8bf7\u8bb0\u4f4f\uff0c\u4f5c\u4e3a\u4e3b\u8981\u4e92\u8054\u7f51\u67a2\u7ebd\uff0c\u6d1b\u6749\u77f6\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u9762\u4e34\u7740\u72ec\u7279\u7684\u6311\u6218\u3002\u5b9a\u671f\u7ef4\u62a4\uff0c\u7ed3\u5408\u81ea\u52a8\u76d1\u63a7\u548c\u54cd\u5e94\u7cfb\u7edf\uff0c\u786e\u4fdd\u5728\u8fd9\u4e2a\u8981\u6c42\u4e25\u683c\u7684\u751f\u6001\u7cfb\u7edf\u4e2d\u5b9e\u73b0\u6700\u4f73\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u7ef4\u62a4\u6d1b\u6749\u77f6\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u9700\u8981\u4e13\u4e1a\u7684\u6280\u672f\u77e5\u8bc6\u548c\u7cfb\u7edf\u5316\u7684\u65b9\u6cd5\u3002\u6d1b\u6749\u77f6\u7684\u57fa\u7840\u8bbe\u65bd\uff0c\u7279\u522b\u662f\u5728CoreSite\u7684LA1\u548cLA2\u6570\u636e\u4e2d\u5fc3\uff0c\u63d0\u4f9b\u4e86\u9700\u8981\u7279\u5b9a\u7ef4\u62a4\u7b56\u7565\u7684\u72ec\u7279\u4f18\u52bf\u3002\u672c\u6307\u5357\u6df1\u5165\u63a2\u8ba8\u670d\u52a1\u5668\u7ef4\u62a4\u7a0b\u5e8f\uff0c\u5c06\u7406\u8bba\u77e5\u8bc6\u4e0e\u5b9e\u9645\u547d\u4ee4\u548c\u771f\u5b9e\u573a\u666f\u76f8\u7ed3\u5408\u3002 \u6d1b\u6749\u77f6\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u4f18\u52bf \u6d1b\u6749\u77f6\u7684\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u56e0\u5176\u5728\u5168\u7403\u7f51\u7edc\u62d3\u6251\u4e2d\u7684\u6218\u7565\u4f4d\u7f6e\u800c\u8131\u9896\u800c\u51fa\u3002CoreSite\u7684\u8fd0\u8425\u5546\u4e2d\u7acb\u8bbe\u65bd\u901a\u8fc7\u5176Any2Exchange\u00ae\u4e92\u8054\u7f51\u5bf9\u7b49\u4ea4\u6362\u5e73\u53f0\u63d0\u4f9b\u5bf9300\u591a\u4e2a\u8fd0\u8425\u5546\u7684\u76f4\u63a5\u8bbf\u95ee\u3002\u5e73\u5747\u7f51\u7edc\u5ef6\u8fdf\u5c55\u793a\u4e86\u8fd9\u4e00\u4f18\u52bf\uff1a\u5230\u5723\u5730\u4e9a\u54e51.2\u6beb\u79d2\uff0c\u5230\u7845\u8c3716\u6beb\u79d2\uff0c\u5230\u4e1c\u4eac120\u6beb\u79d2\uff0c\u5230\u65b0\u52a0\u5761140\u6beb\u79d2\u3002 \u6280\u672f\u57fa\u7840\u8bbe\u65bd\u4eae\u70b9\u5305\u62ec\uff1a \u901a\u8fc7CoreSite\u7684Any2Exchange\u00ae\u4e92\u8054\u7f51\u5bf9\u7b49\u4ea4\u6362\u5e73\u53f0\u8fdb\u884c\u76f4\u63a5\u5bf9\u7b49\u4e92\u8054 N+1\u5197\u4f59\u7535\u529b\u7cfb\u7edf\uff0c\u914d\u59072N UPS\u5907\u4efd \u591a\u4e2a100GbE\u7f51\u7edc\u4e92\u8fde \u5177\u6709\u884c\u4e1a\u9886\u5148\u8bbe\u8ba1\u7684\u6297\u9707\u7ea7\u522b\u8bbe\u65bd \u6d1b\u6749\u77f6\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u4f18\u52bf \u7531\u4e8e\u5176\u5728\u5168\u7403\u7f51\u7edc\u62d3\u6251\u4e2d\u7684\u6218\u7565\u4f4d\u7f6e\uff0c\u6d1b\u6749\u77f6\u7684\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u8868\u73b0\u7a81\u51fa\u3002\u8be5\u57ce\u5e02\u7684\u8fd0\u8425\u5546\u4e2d\u7acb\u8bbe\u65bd\uff0c\u5c24\u5176\u662f\u5728One Wilshire\u5468\u8fb9\uff0c\u63d0\u4f9b\u5bf9300\u591a\u4e2a\u8fd0\u8425\u5546\u7684\u76f4\u63a5\u8bbf\u95ee\u3002\u5e73\u5747\u7f51\u7edc\u5ef6\u8fdf\u5c55\u793a\u4e86\u8fd9\u4e00\u4f18\u52bf\uff1a\u5230\u5723\u5730\u4e9a\u54e51.2\u6beb\u79d2\uff0c\u5230\u7845\u8c3716\u6beb\u79d2\uff0c\u5230\u4e1c\u4eac120\u6beb\u79d2\uff0c\u5230\u65b0\u52a0\u5761140\u6beb\u79d2\u3002 \u6280\u672f\u57fa\u7840\u8bbe\u65bd\u4eae\u70b9\u5305\u62ec\uff1a \u4e0e\u4e3b\u8981CDN\u76f4\u63a5\u5bf9\u7b49\u4e92\u8054\uff08Cloudflare\u3001Akamai\u3001Fastly\uff09 N+1\u5197\u4f59\u7535\u529b\u7cfb\u7edf\uff0c\u914d\u59072N UPS\u5907\u4efd \u591a\u4e2a100GbE\u7f51\u7edc\u4e92\u8fde \u6297\u9707\u7ea7\u522b\u8bbe\u65bd\uff08\u7b26\u5408UBC Zone 4\u6807\u51c6\uff09 \u521d\u59cb\u7cfb\u7edf\u5b89\u5168\u8bbe\u7f6e \u5728\u90e8\u7f72\u4efb\u4f55\u670d\u52a1\u4e4b\u524d\uff0c\u5efa\u7acb\u5f3a\u5927\u7684\u5b89\u5168\u57fa\u7ebf\u3002\u4ee5\u4e0b\u662f\u4e13\u95e8\u9488\u5bf9\u6d1b\u6749\u77f6\u5a01\u80c1\u73af\u5883\u8c03\u6574\u7684\u57fa\u672c\u5b89\u5168\u63aa\u65bd\uff1a \u57fa\u672c\u5b89\u5168\u914d\u7f6e # \u521b\u5efa\u52a0\u56fa\u7684SSH\u914d\u7f6e Port 2222 PermitRootLogin no PasswordAuthentication no MaxAuthTries 3 LoginGraceTime 20 AllowGroups ssh-users Protocol 2 \u7f51\u7edc\u5b89\u5168\u53c2\u6570 # \u7cfb\u7edf\u5b89\u5168\u8bbe\u7f6e net.ipv4.tcp_syncookies = 1 net.ipv4.conf.all.rp_filter = 1 net.ipv4.conf.all.accept_redirects = 0 net.ipv6.conf.all.accept_redirects = 0 \u6027\u80fd\u76d1\u63a7\u7b56\u7565 […]<\/p>\n
Read More…<\/a><\/p>\n","protected":false},"author":3,"featured_media":22453,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4816],"tags":[6603,6602,2971,2552,1718],"class_list":["post-22465","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-america-dedicated-server-sc","tag-security-hardening-sc","tag-la-server-hosting-sc","tag-server-monitoring-sc","tag-server-maintenance-sc","tag-performance-optimization-sc"],"acf":[],"yoast_head":"\n