iptables -L -n | grep -i icmp\r\n<\/pre>\n<\/li>\n
\u4f7f\u7528ip link show<\/code>\u9a57\u8b49\u7db2\u8def\u8def\u5f91\u4e2d\u7684MTU\u8a2d\u7f6e\u3002<\/li>\n
\u901a\u904e\u5c0d\u6bd4\u5df2\u5b89\u88dd\u7248\u672c\u8207CUDA\u5de5\u5177\u5305\u8981\u6c42\uff0c\u6aa2\u67e5\u9a45\u52d5\u7a0b\u5f0f\u662f\u5426\u4e0d\u5339\u914d\u3002<\/li>\n<\/ul>\n<\/li>\n
\u653b\u64ca\u7de9\u89e3<\/strong>\n
\n
\u4f7f\u7528iptables -A INPUT -p tcp --syn -m limit --limit 1\/s -j ACCEPT<\/code>\u90e8\u7f72SYN\u5c01\u5305\u901f\u7387\u9650\u5236\u3002<\/li>\n
\u5728\u95dc\u9375\u7bc0\u9ede\u4e0a\u901a\u904earp -s <gateway-IP> <gateway-MAC><\/code>\u555f\u7528ARP\u6b3a\u9a19\u9632\u8b77\u3002<\/li>\n
\u82e5\u6d41\u91cf\u8d85\u904e10Gbps\u95be\u503c\uff0c\u555f\u7528\u96f2\u670d\u52d9\u5546\u7684DDoS\u6e05\u6d17\u670d\u52d9\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””]<\/p>\n
\u4e3b\u52d5\u7dad\u8b77\u8207\u512a\u5316<\/strong><\/h2>\n
\u901a\u904e\u4ee5\u4e0b\u7b56\u7565\u6027\u63aa\u65bd\u9810\u9632\u672a\u4f86\u7684\u5ef6\u9072\u554f\u984c\uff1a<\/p>\n
\n
\u6563\u71b1\u7ba1\u7406<\/strong>\n
\n
\u70ba\u55ae\u5361\u529f\u8017\u8d85\u904e300W\u7684GPU\u96c6\u7fa4\u90e8\u7f72\u6db2\u51b7\u65b9\u6848\u3002\u51b7\u677f\u5f0f\u548c\u6d78\u6c92\u5f0f\u51b7\u537b\u7b49\u65b9\u6848\u53ef\u5c07\u71b1\u7bc0\u6d41\u6e1b\u5c1140%\u3002<\/li>\n
\u4f7f\u7528ipmitool<\/code>\u914d\u7f6e\u98a8\u6247\u66f2\u7dda\uff0c\u5c07GPU\u6eab\u5ea6\u7dad\u6301\u572885\u00b0C\u4ee5\u4e0b\uff1a\n
ipmitool raw 0x30 0x30 0x02 0xff 0x01\r\n<\/pre>\n<\/li>\n<\/ul>\n<\/li>\n
\u7db2\u8def\u5197\u9918<\/strong>\n
\n
\u90e8\u7f72\u591a\u8def\u5f91TCP\uff08MPTCP\uff09\uff0c\u5c07\u591a\u500b\u7db2\u5361\u7d81\u5b9a\u70ba\u55ae\u4e00\u908f\u8f2f\u4ecb\u9762\u3002<\/li>\n
\u914d\u7f6e\u57fa\u65bcBGP\u7684\u8ca0\u8f09\u5747\u8861\uff0c\u5728\u5197\u9918\u4e0a\u884c\u93c8\u8def\u9593\u5206\u914d\u6d41\u91cf\u3002<\/li>\n<\/ul>\n<\/li>\n
\u81ea\u52d5\u5316\u76e3\u63a7<\/strong>\n
\n
\u70baGPU\u6307\u6a19\uff08\u5982nvidia_smi_temperature_gpu<\/code>\u548cnvidia_smi_power_draw<\/code>\uff09\u8a2d\u7f6ePrometheus\u532f\u51fa\u5668\u3002<\/li>\n
\u4f7f\u7528Grafana\u5100\u8868\u677f\u53ef\u8996\u5316\u5ef6\u9072\u8da8\u52e2\uff0c\u4e26\u91dd\u5c0d\u95be\u503c\uff08\u5982\u5e73\u5747RTT\uff1e50ms\uff09\u89f8\u767c\u8b66\u5831\u3002<\/li>\n<\/ul>\n<\/li>\n
\u8edf\u9ad4\u88dc\u4e01<\/strong>\n
\n
\u4f7f\u7528yum-cron<\/code>\u6216apt-listchanges<\/code>\u81ea\u52d5\u5316\u5167\u6838\u66f4\u65b0\u3002<\/li>\n
\u901a\u904envidia-driver-updater<\/code>\u5b9a\u671f\u66f4\u65b0GPU\u9a45\u52d5\u7a0b\u5f0f\uff0c\u4ee5\u5229\u7528\u6027\u80fd\u512a\u5316\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””]<\/p>\n
\u9ad8\u7d1a\u512a\u5316\u7b56\u7565<\/strong><\/h2>\n
\u5c0d\u65bc\u95dc\u9375\u4efb\u52d9\u74b0\u5883\uff0c\u53ef\u8003\u616e\u4ee5\u4e0b\u524d\u6cbf\u6280\u8853\uff1a<\/p>\n
\n
\u878d\u5408\u4e59\u592a\u7db2RDMA\uff08RoCE\uff09<\/strong>\n
\n
\u5728\u517c\u5bb9\u7db2\u5361\uff08\u5982ConnectX-6\uff09\u4e0a\u555f\u7528RoCEv2\uff0c\u5be6\u73feGPU\u9593\u901a\u4fe1\u7684\u4e9e10\u5fae\u79d2\u5ef6\u9072\u3002<\/li>\n
\u4f7f\u7528tc<\/code>\u914d\u7f6eQoS\u7b56\u7565\uff0c\u512a\u5148\u8655\u7406RoCE\u6d41\u91cf\u800c\u975e\u50b3\u7d71TCP\u6d41\u91cf\u3002<\/li>\n<\/ul>\n<\/li>\n
\u7db2\u8def\u529f\u80fd\u865b\u64ec\u5316\uff08NFV\uff09<\/strong>\n
\n
\u5728\u5c08\u7528GPU\u5be6\u4f8b\u4e0a\u90e8\u7f72\u865b\u64ec\u5316\u9632\u706b\u7246\u548c\u8ca0\u8f09\u5747\u8861\u5668\uff0c\u5be6\u73fe\u9ad8\u541e\u5410\u91cf\u5c01\u5305\u8655\u7406\u3002<\/li>\n
\u4f7f\u7528\u5e36DPDK\u52a0\u901f\u7684Open vSwitch\uff08OVS\uff09\u7e5e\u904e\u5167\u6838\u7db2\u8def\u5806\u758a\u3002<\/li>\n<\/ul>\n<\/li>\n
\u6a5f\u5668\u5b78\u7fd2\u9a45\u52d5\u7684\u9810\u6e2c\u6027\u7dad\u8b77<\/strong>\n
\n
\u57fa\u65bc\u6b77\u53f2\u5ef6\u9072\u6578\u64da\u8a13\u7df4\u6a21\u578b\uff0c\u9810\u6e2c\u786c\u9ad4\u6545\u969c\u3002TensorFlow Extended\uff08TFX\uff09\u7b49\u5de5\u5177\u53ef\u7c21\u5316\u7570\u5e38\u6aa2\u6e2c\u6d41\u7a0b\u3002<\/li>\n
\u5c07\u9810\u6e2c\u6d1e\u5bdf\u8207CMDB\u7cfb\u7d71\u96c6\u6210\uff0c\u5be6\u73fe\u5143\u4ef6\u66f4\u63db\u8a08\u756b\u7684\u81ea\u52d5\u5316\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
\u901a\u904e\u5c07\u7cfb\u7d71\u5316\u6545\u969c\u6392\u9664\u8207\u524d\u77bb\u6027\u57fa\u790e\u8a2d\u65bd\u8a2d\u8a08\u76f8\u7d50\u5408\uff0c\u53ef\u5c07GPU\u5bc6\u96c6\u578b\u5de5\u4f5c\u8ca0\u8f09\u7684\u5ef6\u9072\u7dad\u6301\u572820ms\u4ee5\u4e0b\u3002\u7121\u8ad6\u662f\u89e3\u6c7a\u7dca\u6025\u554f\u984c\u9084\u662f\u512a\u5316\u9577\u671f\u6027\u80fd\uff0c\u9019\u4e9b\u7b56\u7565\u90fd\u80fd\u78ba\u4fddGPU\u4f3a\u670d\u5668\u63d0\u4f9b\u7a69\u5b9a\u7684\u9ad8\u6027\u80fd\u8a08\u7b97\u80fd\u529b\u3002\u4fdd\u6301\u4e3b\u52d5\u9632\u7bc4\u3001\u56b4\u683c\u76e3\u63a7\uff0c\u4e26\u5229\u7528\u9ad8\u7d1a\u5de5\u5177\uff0c\u8b93\u4f60\u7684\u57fa\u790e\u8a2d\u65bd\u5f9e\u5bb9\u61c9\u5c0d\u5ef6\u9072\u6311\u6230\u3002[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"
[vc_row el_class=”blog-detail-section”][vc_ […]<\/p>\n
Read More…<\/a><\/p>\n","protected":false},"author":1,"featured_media":24715,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4815],"tags":[7863,7866,7864,7867,7865],"class_list":["post-24718","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-america-dedicated-server-tc","tag-gpu-server-ping-delay-tc","tag-ddos-attack-mitigation-tc","tag-emergency-troubleshooting-tc","tag-gpu-thermal-optimization-tc","tag-network-congestion-tc"],"acf":[],"yoast_head":"\n