\u95dc\u9375\u8cc7\u6599\uff1a<\/strong><\/p>\n

\n
• 47%\u7684\u4f7f\u7528\u8005\u671f\u671b\u7db2\u9801\u57282\u79d2\u5167\u8f09\u5165\u5b8c\u6210<\/li>\n
• \u884c\u52d5\u4f7f\u7528\u8005\u6703\u653e\u68c4\u8f09\u5165\u6642\u9593\u8d85\u904e3\u79d2\u7684\u7db2\u7ad9<\/li>\n
• \u96fb\u5b50\u5546\u52d9\u7db2\u7ad9\u6bcf\u5ef6\u9072100\u6beb\u79d2\uff0c\u6536\u5165\u5c31\u6703\u4e0b\u964d1%<\/li>\n<\/ul>\n<\/div>\n

  [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””]<\/p>\n

  \u5f71\u97ff\u4f3a\u670d\u5668\u5ef6\u9072\u7684\u95dc\u9375\u56e0\u7d20<\/strong><\/h2>\n

  \u73fe\u4ee3\u4f3a\u670d\u5668\u74b0\u5883\u5728\u7dad\u6301\u6700\u4f73\u5ef6\u9072\u65b9\u9762\u9762\u81e8\u591a\u91cd\u6311\u6230\u3002\u4ee5\u4e0b\u662f\u5404\u7a2e\u56e0\u7d20\u7684\u5168\u9762\u5206\u6790\uff1a<\/p>\n

  \n
  • \u5be6\u9ad4\u57fa\u790e\u8a2d\u65bd\uff1a<\/strong>\n
    \n
    • \u5149\u7e96\u7db2\u8def\u54c1\u8cea\u548c\u8def\u7531<\/li>\n
    • \u5230\u4e3b\u8981\u7db2\u969b\u7db2\u8def\u4ea4\u63db\u9ede\u7684\u8ddd\u96e2<\/li>\n
    • CDN\u7bc0\u9ede\u5206\u5e03\u548c\u5c0d\u7b49\u4e92\u9023\u5b89\u6392<\/li>\n
    • \u786c\u9ad4\u898f\u683c\u548c\u6548\u80fd<\/li>\n<\/ul>\n<\/li>\n
    • \u7cfb\u7d71\u914d\u7f6e\uff1a<\/strong>\n
      \n
      • \u6838\u5fc3\u53c3\u6578\u8a2d\u5b9a<\/li>\n
      • TCP\/IP\u5354\u5b9a\u5806\u758a\u512a\u5316<\/li>\n
      • \u8cc7\u6e90\u5206\u914d\u6f14\u7b97\u6cd5<\/li>\n
      • \u7db2\u8def\u4ecb\u9762\u8abf\u6821<\/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

        \u7cfb\u7d71\u53c3\u6578\u512a\u5316\u6280\u8853<\/strong><\/h2>\n

        \u6211\u50112025\u5e74\u7684\u6e2c\u8a66\u986f\u793a\uff0c\u9019\u4e9b\u512a\u5316\u5f8c\u7684\u53c3\u6578\u914d\u7f6e\u70ba\u7f8e\u570b\u4f3a\u670d\u5668\u63d0\u4f9b\u4e86\u6700\u4f73\u6548\u80fd\uff1a<\/p>\n

        TCP\u53c3\u6578\u512a\u5316<\/h3>\n

        \u5be6\u65bd\u73fe\u4ee3TCP\u512a\u5316\u6280\u8853\u986f\u793a\u51fa\u986f\u8457\u7684\u5ef6\u9072\u964d\u4f4e\u6548\u679c\uff1a<\/p>\n

        # \u589e\u5f37\u7684TCP\u53c3\u6578\r\nnet.ipv4.tcp_keepalive_time = 1200\r\nnet.ipv4.tcp_keepalive_intvl = 30\r\nnet.ipv4.tcp_keepalive_probes = 3\r\nnet.ipv4.tcp_fin_timeout = 30\r\nnet.ipv4.tcp_max_syn_backlog = 4096\r\nnet.ipv4.tcp_rmem = 4096 87380 16777216\r\nnet.ipv4.tcp_wmem = 4096 65536 16777216\r\nnet.core.rmem_max = 16777216\r\nnet.core.wmem_max = 16777216\r\nnet.ipv4.tcp_congestion_control = bbr<\/code><\/pre>\n
        \u7db2\u8def\u4ecb\u9762\u512a\u5316<\/h3>\n
        \u73fe\u4ee3\u7db2\u5361\u652f\u63f4\u53ef\u4ee5\u986f\u8457\u964d\u4f4e\u5ef6\u9072\u7684\u9032\u968e\u529f\u80fd\uff1a<\/p>\n
        # \u7db2\u8def\u4ecb\u9762\u8abf\u6821\r\nethtool -G eth0 rx 4096 tx 4096\r\nethtool -K eth0 tso on\r\nethtool -K eth0 gso on\r\nethtool -K eth0 gro on\r\nethtool -L eth0 combined 4<\/code><\/pre>\n
        [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””]<\/p>\n
        \u6838\u5fc3\u53c3\u6578\u8abf\u6821<\/strong><\/h2>\n
        \u6700\u65b0\u7684\u6838\u5fc3\u512a\u5316\u5c08\u6ce8\u65bc\u4ee5\u4e0b\u95dc\u9375\u9818\u57df\uff1a<\/p>\n
        # \u6838\u5fc3\u6548\u80fd\u8a2d\u5b9a\r\nvm.swappiness = 10\r\nkernel.sched_migration_cost_ns = 5000000\r\nkernel.sched_autogroup_enabled = 0\r\nvm.dirty_ratio = 40\r\nvm.dirty_background_ratio = 10<\/code><\/pre>\n
        [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””]<\/p>\n
        \u6548\u80fd\u6e2c\u8a66\u548c\u76e3\u63a7<\/strong><\/h2>\n
        \u5168\u9762\u7684\u6548\u80fd\u6e2c\u8a66\u65b9\u6cd5\u5305\u62ec\uff1a<\/p>\n
        \u9032\u968e\u6e2c\u8a66\u5de5\u5177<\/h3>\n
        \n
        \u7db2\u8def\u6548\u80fd\uff1a<\/strong>\n
        \n
        \u4f7f\u7528iperf3\u9032\u884c\u983b\u5bec\u6e2c\u8a66<\/li>\n
        \u4f7f\u7528netperf\u6e2c\u91cf\u5ef6\u9072<\/li>\n
        \u4f7f\u7528smokeping\u9032\u884c\u9577\u671f\u76e3\u63a7<\/li>\n<\/ul>\n<\/li>\n
        \u7cfb\u7d71\u6548\u80fd\uff1a<\/strong>\n
        \n
        \u4f7f\u7528perf\u9032\u884c\u7cfb\u7d71\u5206\u6790<\/li>\n
        \u4f7f\u7528ftrace\u9032\u884c\u6838\u5fc3\u8ffd\u8e64<\/li>\n
        \u4f7f\u7528systemtap\u7372\u53d6\u8a73\u7d30\u6307\u6a19<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
        \u6e2c\u8a66\u5354\u5b9a<\/h3>\n
        # \u57fa\u6e96\u6e2c\u8a66\r\nmtr -n -c 100 target_server_ip\r\niperf3 -c target_server_ip -t 60 -P 4\r\nnetperf -H target_server_ip -l 60 -t TCP_RR\r\n\r\n# \u9032\u968e\u5206\u6790\r\nperf record -a -g sleep 60\r\nperf report --stdio<\/code><\/pre>\n
        [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””]<\/p>\n
        \u6548\u80fd\u6307\u6a19\u8868<\/strong><\/h2>\n\n\n\n\n\n\n
        \u6307\u6a19<\/th>\n
        \u512a\u5316\u524d<\/th>\n
        \u512a\u5316\u5f8c<\/th>\n
        \u6539\u5584\u7a0b\u5ea6<\/th>\n<\/tr>\n
        \u5e73\u5747\u5ef6\u9072<\/td>\n
        150\u6beb\u79d2<\/td>\n
        85\u6beb\u79d2<\/td>\n
        43%<\/td>\n<\/tr>\n
        TCP\u91cd\u50b3\u7387<\/td>\n
        2.1%<\/td>\n
        0.3%<\/td>\n
        85%<\/td>\n<\/tr>\n
        \u9023\u7dda\u8655\u7406\u80fd\u529b<\/td>\n
        10,000\u6b21\/\u79d2<\/td>\n
        25,000\u6b21\/\u79d2<\/td>\n
        150%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
        [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””]<\/p>\n
        \u672a\u4f86\u512a\u5316\u5c55\u671b<\/strong><\/h2>\n
        2025-2026\u5e74\u65b0\u8208\u6280\u8853\u548c\u6280\u8853\uff1a<\/p>\n
        \n
        \u5354\u5b9a\u5275\u65b0\uff1a<\/strong>\n
        \n
        QUIC\u5354\u5b9a\u63a1\u7528\u548c\u512a\u5316<\/li>\n
        HTTP\/3\u5be6\u65bd\u7b56\u7565<\/li>\n
        \u65b0\u7684TCP\u64c1\u585e\u63a7\u5236\u6f14\u7b97\u6cd5<\/li>\n<\/ul>\n<\/li>\n
        \u786c\u9ad4\u52a0\u901f\uff1a<\/strong>\n
        \n
        \u667a\u6167\u7db2\u5361\u6574\u5408<\/li>\n
        DPDK\u5be6\u65bd<\/li>\n
        XDP\/eBPF\u52a0\u901f<\/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
        \u53ef\u8861\u91cf\u7684\u7d50\u679c<\/strong><\/h2>\n
        \u6211\u50112025\u5e74\u5728\u4e3b\u8981\u7f8e\u570b\u8cc7\u6599\u4e2d\u5fc3\u7684\u512a\u5316\u6e2c\u8a66\u986f\u793a\uff1a<\/p>\n
        \n
        \u5e73\u5747\u5ef6\u9072\u964d\u4f4e\uff1a30-45%<\/li>\n
        \u5cf0\u503c\u6548\u80fd\u63d0\u5347\uff1a150%<\/li>\n
        \u8cc7\u6e90\u5229\u7528\u6548\u7387\uff1a\u63d0\u9ad835%<\/li>\n
        \u900f\u904e\u512a\u5316\u964d\u4f4e\u6210\u672c\uff1a25%<\/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
        \u7d50\u8ad6<\/strong><\/h2>\n
        \u900f\u904e\u53c3\u6578\u8abf\u6821\u9032\u884c\u4f3a\u670d\u5668\u5ef6\u9072\u512a\u5316\u5c0d\u65bc\u5728\u7f8e\u570b\u4f3a\u670d\u5668\u79df\u7528\u74b0\u5883\u4e2d\u4fdd\u6301\u7af6\u722d\u512a\u52e2\u4ecd\u7136\u81f3\u95dc\u91cd\u8981\u3002\u9019\u88e1\u6982\u8ff0\u7684\u6280\u8853\u4ee3\u8868\u4e862025\u5e74\u7684\u7576\u524d\u6700\u4f73\u5be6\u8e10\uff0c\u4f46\u8a72\u9818\u57df\u4ecd\u5728\u5feb\u901f\u767c\u5c55\u3002\u5b9a\u671f\u6e2c\u8a66\u3001\u76e3\u63a7\u548c\u66f4\u65b0\u9019\u4e9b\u53c3\u6578\u53ef\u78ba\u4fdd\u5728\u4e0d\u65b7\u8b8a\u5316\u7684\u6578\u4f4d\u74b0\u5883\u4e2d\u4fdd\u6301\u6700\u4f73\u6548\u80fd\u3002<\/p>\n
        \n
        \u6700\u7d42\u5efa\u8b70\uff1a<\/strong><\/p>\n
        \n
        \u9010\u6b65\u5be6\u65bd\u8b8a\u66f4<\/li>\n
        \u7dad\u8b77\u8a73\u7d30\u6587\u4ef6<\/li>\n
        \u5b9a\u671f\u9032\u884c\u6548\u80fd\u7a3d\u6838<\/li>\n
        \u53ca\u6642\u4e86\u89e3\u6838\u5fc3\u767c\u5c55\u52d5\u614b<\/li>\n<\/ul>\n<\/div>\n
        [\/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":27543,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4815],"tags":[8966,8967,8968,7852,785],"class_list":["post-27547","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-america-dedicated-server-tc","tag-system-parameter-optimization-tc","tag-linux-server-tuning-tc","tag-tcp-optimization-tc","tag-us-server-latency-tc","tag-network-latency-reduction-tc-2"],"acf":[],"yoast_head":"\n