{"id":34201,"date":"2025-03-10T16:52:04","date_gmt":"2025-03-10T08:52:04","guid":{"rendered":"https:\/\/www.yunshan.net\/blog\/?p=34201"},"modified":"2025-03-10T16:52:04","modified_gmt":"2025-03-10T08:52:04","slug":"ebpf%e5%9c%a8%e9%87%91%e8%9e%8d%e4%ba%a4%e6%98%93%e7%b3%bb%e7%bb%9f%e4%b8%ad%e7%9a%84%e5%ba%94%e7%94%a8%e6%9c%89%e5%93%aa%e4%ba%9b%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.yunshan.net\/blog\/archives\/34201.html","title":{"rendered":"eBPF\u5728\u91d1\u878d\u4ea4\u6613\u7cfb\u7edf\u4e2d\u7684\u5e94\u7528\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"

\n

\"eBPF\u5728\u91d1\u878d\u4ea4\u6613\u7cfb\u7edf\u4e2d\u7684\u5e94\u7528\u6709\u54ea\u4e9b\uff1f\"<\/p>\n<\/p>\n

\u3010\u524d\u8a00\u3011
\n\u5728\u6bcf\u79d2\u5904\u7406\u6570\u767e\u4e07\u7b14\u4ea4\u6613\u3001\u5ef6\u8fdf\u8981\u6c42\u7cbe\u786e\u5230\u5fae\u79d2\u7684\u91d1\u878d\u6218\u573a\uff0c\u6280\u672f\u67b6\u6784\u7684\u6beb\u79d2\u7ea7\u4f18\u5316\u5f80\u5f80\u610f\u5473\u7740\u6570\u5343\u4e07\u7f8e\u5143\u7684\u6536\u76ca\u5dee\u8ddd\u3002\u5f53\u4f20\u7edf\u76d1\u63a7\u5de5\u5177\u96be\u4ee5\u7a7f\u900f\u590d\u6742\u4ea4\u6613\u94fe\u8def\u65f6\uff0c\u4e00\u9879\u6e90\u81eaLinux\u5185\u6838\u7684\u9769\u547d\u6027\u6280\u672f\u2014\u2014eBPF<\/a>\uff08Extended Berkeley Packet Filter\uff09<\/strong>\uff0c\u6b63\u5728\u534e\u5c14\u8857\u6380\u8d77\u4e00\u573a\u9759\u9ed8\u7684\u6280\u672f\u9769\u547d\u3002\u4ece\u9ad8\u9891\u4ea4\u6613\u7684\u7eb3\u7c73\u7ea7\u5ef6\u65f6\u4f18\u5316\u5230\u8de8\u5883\u652f\u4ed8\u7cfb\u7edf\u7684\u5b9e\u65f6\u98ce\u63a7\uff0ceBPF<\/a>\u51ed\u501f\u5176\u5185\u6838\u7ea7\u53ef\u89c2\u6d4b\u6027<\/strong>\u4e0e\u96f6\u4fb5\u5165\u5f0f\u6539\u9020<\/strong>\u7684\u7279\u6027\uff0c\u4e3a\u91d1\u878d\u7cfb\u7edf\u6253\u5f00\u4e86\u4e00\u6247\u901a\u5f80\u6781\u81f4\u6548\u7387\u4e0e\u5b89\u5168\u7684\u65b0\u7a97\u53e3\u3002<\/p>\n

\n

\u4e00\u3001\u7a7f\u900f\u4ea4\u6613\u9ed1\u76d2\uff1aeBPF\u91cd\u6784\u5b9e\u65f6\u76d1\u63a7\u4f53\u7cfb<\/h3>\n

\u91d1\u878d\u4ea4\u6613\u7cfb\u7edf\u7684\u590d\u6742\u6027\u5448\u6307\u6570\u7ea7\u589e\u957f\uff0c\u4f20\u7edf\u76d1\u63a7\u5de5\u5177\u5e38\u56e0\u7528\u6237\u6001\u4e0e\u5185\u6838\u6001\u7684\u6570\u636e\u5272\u88c2<\/strong>\uff0c\u5bfc\u81f4\u5173\u952e\u6027\u80fd\u6307\u6807\uff08\u5982\u8ba2\u5355\u5904\u7406\u5ef6\u8fdf\u3001\u7cfb\u7edf\u8c03\u7528\u74f6\u9888\uff09\u96be\u4ee5\u7cbe\u51c6\u6355\u83b7\u3002eBPF\u901a\u8fc7\u5728\u5185\u6838\u7a7a\u95f4\u52a8\u6001\u6ce8\u5165\u63a2\u9488\uff0c\u5b9e\u73b0\u4e86\u5168\u6808\u7c92\u5ea6\u7684\u5b9e\u65f6\u8ffd\u8e2a<\/strong>\uff1a<\/p>\n

    \n
  • \u4ea4\u6613\u94fe\u8def\u53ef\u89c6\u5316<\/strong>\uff1a\u5728\u8bc1\u5238\u8ba2\u5355\u4ece\u7f51\u5173\u5230\u64ae\u5408\u5f15\u64ce\u7684\u5168\u6d41\u7a0b\u4e2d\uff0ceBPF\u53ef\u6355\u83b7TCP\u91cd\u4f20\u3001\u5185\u5b58\u9501\u7ade\u4e89\u7b49\u9690\u5f62\u635f\u8017\u6e90\u3002\u67d0\u56fd\u9645\u6295\u884c\u5b9e\u6d4b\u663e\u793a\uff0c\u901a\u8fc7eBPF\u5b9a\u4f4d\u7684\u5185\u6838\u8c03\u5ea6\u5ef6\u8fdf<\/strong>\u95ee\u9898\uff0c\u4f7f\u8ba2\u5355\u5904\u7406\u5cf0\u503c\u541e\u5410\u91cf\u63d0\u534737%\u3002\n<\/li>\n
  • \u5fae\u79d2\u7ea7\u6307\u6807\u91c7\u96c6<\/strong>\uff1a\u4e0d\u540c\u4e8e\u4f20\u7edf\u91c7\u6837\u5f0f\u76d1\u63a7\uff0ceBPF\u652f\u6301\u8fde\u7eed\u65f6\u95f4\u5e8f\u5217\u6570\u636e\u6355\u83b7<\/strong>\u3002\u4f8b\u5982\u5728\u671f\u8d27\u9ad8\u9891\u4ea4\u6613\u573a\u666f\u4e2d\uff0c\u53ef\u5b9e\u65f6\u7edf\u8ba1\u6bcf\u4e2a\u4ea4\u6613\u7ebf\u7a0b\u7684\u4e0a\u4e0b\u6587\u5207\u6362\u9891\u7387\uff0c\u8bc6\u522b\u56e0CPU\u7f13\u5b58\u5931\u6548\u5bfc\u81f4\u7684\u6027\u80fd\u60ac\u5d16\u3002\n<\/li>\n
  • \u4f4e\u5f00\u9500\u8fd0\u884c\u4fdd\u969c<\/strong>\uff1aeBPF\u7a0b\u5e8f\u7684\u9a8c\u8bc1\u673a\u5236\u786e\u4fdd\u5176\u8fd0\u884c\u65f6\u5185\u5b58\u4e0eCPU\u5360\u7528\u7387\u4f4e\u4e8e2%\uff0c\u8fd9\u5bf97\u00d724\u5c0f\u65f6\u8fd0\u884c\u7684\u6e05\u7b97\u7cfb\u7edf<\/strong>\u81f3\u5173\u91cd\u8981\u3002\n<\/li>\n<\/ul>\n

    \u201ceBPF\u5c31\u50cf\u7ed9\u4ea4\u6613\u7cfb\u7edf\u88c5\u4e0a\u4e86MRI\u8bbe\u5907\uff0c\u8fc7\u53bb\u9700\u8981\u6570\u5c0f\u65f6\u5b9a\u4f4d\u7684\u95ee\u9898\uff0c\u73b0\u5728\u51e0\u5206\u949f\u5c31\u80fd\u900f\u89c6\u5230\u5206\u5b50\u7ea7\u3002\u201d<\/em>\u2014\u2014\u67d0\u8de8\u56fd\u94f6\u884c\u9996\u5e2d\u67b6\u6784\u5e08\u57282023\u5e74FinTech\u5cf0\u4f1a\u4e0a\u7684\u8bc4\u4ef7\u5370\u8bc1\u4e86\u8fd9\u9879\u6280\u672f\u7684\u7a81\u7834\u6027\u4ef7\u503c\u3002<\/p>\n

    \n

    \u4e8c\u3001\u6027\u80fd\u535a\u5f08\uff1a\u4ece\u5185\u6838\u5c42\u91cd\u5851\u4ea4\u6613\u5f15\u64ce<\/h3>\n

    \u5728\u8ffd\u6c42\u4e9a\u5fae\u79d2\u7ea7\u5ef6\u8fdf\u7684\u91cf\u5316\u4ea4\u6613\u9886\u57df\uff0ceBPF\u6b63\u6210\u4e3a\u4f18\u5316\u5e95\u5c42\u57fa\u7840\u8bbe\u65bd\u7684\u5229\u5668\uff1a<\/p>\n

      \n
    1. \n

      \u7f51\u7edc\u534f\u8bae\u6808\u52a0\u901f<\/strong>
      \n\u4f20\u7edfTCP\/IP\u534f\u8bae\u6808\u7684\u591a\u6b21\u5185\u5b58\u62f7\u8d1d\u5df2\u6210\u4e3a\u5ef6\u8fdf\u74f6\u9888\u3002\u901a\u8fc7eBPF\u7684XDP\uff08Express Data Path\uff09<\/strong>\u6280\u672f\uff0c\u4ea4\u6613\u62a5\u6587\u53ef\u5728\u7f51\u5361\u9a71\u52a8\u5c42\u76f4\u63a5\u5904\u7406\uff0c\u7ed5\u8fc7\u5185\u6838\u534f\u8bae\u6808\u3002\u67d0\u829d\u52a0\u54e5\u9ad8\u9891\u4ea4\u6613\u516c\u53f8\u91c7\u7528XDP\u540e\uff0c\u8ba2\u5355\u4f20\u8f93\u5ef6\u8fdf\u4ece800\u7eb3\u79d2\u964d\u81f3120\u7eb3\u79d2\uff0c\u76f8\u5f53\u4e8e\u6bcf\u7b14\u4ea4\u6613\u8282\u77013\u4e2a\u65f6\u949f\u5468\u671f<\/strong>\u7684\u7ade\u4e89\u4f18\u52bf\u3002<\/p>\n<\/li>\n

    2. \n

      \u96f6\u62f7\u8d1d\u6570\u636e\u5904\u7406<\/strong>
      \neBPF\u7684BPF_MAP<\/strong>\u673a\u5236\u5141\u8bb8\u7528\u6237\u6001\u4e0e\u5185\u6838\u6001\u5171\u4eab\u5185\u5b58\u533a\u57df\u3002\u5728\u8de8\u5883\u652f\u4ed8\u573a\u666f\u4e2d\uff0c\u652f\u4ed8\u6307\u4ee4\u7684\u89e3\u6790\u4e0e\u52a0\u5bc6\u53ef\u7ed5\u8fc74\u6b21\u5185\u5b58\u62f7\u8d1d\uff0c\u4f7fSWIFT\u62a5\u6587\u5904\u7406\u6548\u7387\u63d0\u534758%\u3002<\/p>\n<\/li>\n

    3. \n

      \u52a8\u6001\u8d44\u6e90\u8c03\u5ea6<\/strong>
      \n\u901a\u8fc7\u6302\u94a9Linux\u7684CFS\u8c03\u5ea6\u5668<\/strong>\uff0ceBPF\u53ef\u4f9d\u636e\u5b9e\u65f6\u4ea4\u6613\u8d1f\u8f7d\u52a8\u6001\u8c03\u6574CPU\u6838\u5fc3\u5206\u914d\u3002\u4f8b\u5982\u5728\u7f8e\u80a1\u5f00\u76d8\u77ac\u95f4\uff0c\u7b97\u6cd5\u80fd\u81ea\u52a8\u5c06\u5173\u952e\u7ebf\u7a0b\u7ed1\u5b9a\u81f3\u7269\u7406\u6838\uff0c\u907f\u514d\u8d85\u7ebf\u7a0b\u5e26\u6765\u7684\u8d44\u6e90\u4e89\u62a2\u3002\u5b9e\u6d4b\u6570\u636e\u663e\u793a\uff0c\u8be5\u7b56\u7565\u4f7f\u8ba2\u5355\u961f\u5217\u79ef\u538b\u7387\u4e0b\u964d42%\u3002<\/p>\n<\/li>\n<\/ol>\n

      \n

      \u4e09\u3001\u5b89\u5168\u9632\u5fa1\uff1a\u6784\u7b51\u4ea4\u6613\u7cfb\u7edf\u7684\u7eb3\u7c73\u7ea7\u62a4\u57ce\u6cb3<\/h3>\n

      \u91d1\u878d\u7cfb\u7edf\u9762\u4e34\u7684APT\u653b\u51fb\u4e0e\u96f6\u65e5\u6f0f\u6d1e\u5a01\u80c1\u6301\u7eed\u5347\u7ea7\uff0ceBPF\u4e3a\u5b89\u5168\u9632\u62a4\u63d0\u4f9b\u4e86\u65b0\u8303\u5f0f\uff1a<\/p>\n

        \n
      • \u5b9e\u65f6\u5165\u4fb5\u68c0\u6d4b<\/strong>\uff1a\u901a\u8fc7\u76d1\u63a7execve<\/strong>\u3001ptrace<\/strong>\u7b49\u7cfb\u7edf\u8c03\u7528\uff0ceBPF\u53ef\u5373\u65f6\u963b\u65ad\u5f02\u5e38\u8fdb\u7a0b\u884c\u4e3a\u3002\u67d0\u8bc1\u5238\u4ea4\u6613\u6240\u90e8\u7f72\u7684eBPF\u5b89\u5168\u63a2\u9488\uff0c\u57282023\u5e74\u6210\u529f\u62e6\u622a\u9488\u5bf9\u64ae\u5408\u7cfb\u7edf\u7684\u65e0\u6587\u4ef6\u653b\u51fb\uff0c\u54cd\u5e94\u65f6\u95f4\u4ec53.2\u5fae\u79d2\u3002\n<\/li>\n
      • \u6570\u636e\u6cc4\u9732\u9632\u62a4<\/strong>\uff1aeBPF\u53ef\u5bf9\u654f\u611f\u64cd\u4f5c\uff08\u5982\u6570\u636e\u5e93dump\u3001\u6587\u4ef6\u5916\u4f20\uff09\u5b9e\u65bd\u4e0a\u4e0b\u6587\u611f\u77e5\u63a7\u5236<\/strong>\u3002\u4f8b\u5982\u5f53\u4ea4\u6613\u65e5\u5fd7\u5bfc\u51fa\u64cd\u4f5c\u672a\u901a\u8fc7\u5408\u89c4\u5ba1\u6279\u6d41\u7a0b\u65f6\uff0c\u7cfb\u7edf\u81ea\u52a8\u52a0\u5bc6\u4f20\u8f93\u5185\u5bb9\u5e76\u89e6\u53d1\u5ba1\u8ba1\u544a\u8b66\u3002\n<\/li>\n
      • \u5408\u89c4\u5ba1\u8ba1\u5f3a\u5316<\/strong>\uff1a\u501f\u52a9eBPF\u7684BTF\uff08BPF Type Format\uff09<\/strong>\u7279\u6027\uff0c\u53ef\u81ea\u52a8\u751f\u6210\u7b26\u5408MiFID II\/PCI DSS\u6807\u51c6\u7684\u5ba1\u8ba1\u65e5\u5fd7\uff0c\u76f8\u6bd4\u4f20\u7edf\u5ba1\u8ba1\u5de5\u5177\uff0c\u6570\u636e\u5b8c\u6574\u6027\u6821\u9a8c\u6548\u7387\u63d0\u534720\u500d\u3002\n<\/li>\n<\/ul>\n
        \n

        \u56db\u3001\u843d\u5730\u5b9e\u8df5\uff1a\u4ece\u6982\u5ff5\u9a8c\u8bc1\u5230\u751f\u4ea7\u7ea7\u90e8\u7f72<\/h3>\n

        \u5c3d\u7ba1eBPF\u6f5c\u529b\u5de8\u5927\uff0c\u5176\u5728\u91d1\u878d\u7ea7\u573a\u666f\u7684\u5e94\u7528\u4ecd\u9700\u7a81\u7834\u4e09\u5927\u5173\u5361\uff1a<\/p>\n

          \n
        1. \n

          \u7a33\u5b9a\u6027\u9a8c\u8bc1<\/strong>
          \n\u5185\u6838\u7ea7\u7a0b\u5e8f\u4e00\u65e6\u5d29\u6e83\u53ef\u80fd\u5bfc\u81f4\u7cfb\u7edf\u5b95\u673a\u3002\u9886\u5148\u673a\u6784\u91c7\u7528\u53cc\u94fe\u8def\u70ed\u5907<\/strong>\u65b9\u6848\uff1a\u4e3b\u94fe\u8def\u8fd0\u884ceBPF\u4f18\u5316\u4ee3\u7801\uff0c\u5907\u7528\u94fe\u8def\u4fdd\u6301\u539f\u751f\u5185\u6838\uff0c\u914d\u5408\u5b9e\u65f6\u56de\u6eda\u673a\u5236\u786e\u4fdd99.999%\u53ef\u7528\u6027\u3002<\/p>\n<\/li>\n

        2. \n

          \u5408\u89c4\u6027\u9002\u914d<\/strong>
          \n\u91d1\u878d\u76d1\u7ba1\u5bf9\u4ee3\u7801\u53ef\u5ba1\u8ba1\u6027\u8981\u6c42\u4e25\u82db\u3002\u6469\u6839\u5927\u901a\u7b49\u673a\u6784\u5f00\u53d1\u4e86eBPF\u7b56\u7565\u7f16\u8bd1\u5668<\/strong>\uff0c\u5c06\u5b89\u5168\u89c4\u5219\u8f6c\u5316\u4e3a\u53ef\u9a8c\u8bc1\u7684BPF\u5b57\u8282\u7801\uff0c\u5e76\u901a\u8fc7\u5f62\u5f0f\u5316\u9a8c\u8bc1\u5de5\u5177\uff08\u5982Coq\uff09\u8bc1\u660e\u5176\u7b26\u5408SEC\u76d1\u7ba1\u6846\u67b6\u3002<\/p>\n<\/li>\n

        3. \n

          \u4eba\u624d\u50a8\u5907\u5347\u7ea7<\/strong>
          \n\u517c\u5177\u5185\u6838\u5f00\u53d1\u4e0e\u91d1\u878d\u4e1a\u52a1\u77e5\u8bc6\u7684\u590d\u5408\u578b\u4eba\u624d\u7a00\u7f3a\u3002\u9ad8\u76db\u3001\u82b1\u65d7\u7b49\u6295\u884c\u5df2\u542f\u52a8\u4e13\u9879\u57f9\u517b\u8ba1\u5212\uff0c\u8981\u6c42\u7cfb\u7edf\u5de5\u7a0b\u5e08\u572818\u4e2a\u6708\u5185\u638c\u63e1eBPF\u5f00\u53d1\u3001BPF CO-RE\uff08Compile Once \u2013 Run Everywhere\uff09\u7b49\u6838\u5fc3\u6280\u672f\u6808\u3002<\/p>\n<\/li>\n<\/ol>\n

          \u6839\u636eLinux\u57fa\u91d1\u4f1a2023\u5e74\u5ea6\u62a5\u544a\uff0c\u5168\u7403Top 20\u91d1\u878d\u673a\u6784\u4e2d\u5df2\u670914\u5bb6\u5728\u751f\u4ea7\u73af\u5883\u90e8\u7f72eBPF\uff0c\u9884\u8ba1\u52302025\u5e74\uff0ceBPF\u5c06\u652f\u6491\u8d85\u8fc760%\u7684\u5b9e\u65f6\u91d1\u878d\u4ea4\u6613\u7cfb\u7edf\u3002<\/em><\/p>\n

          \n

          \u4e94\u3001\u6280\u672f\u8fb9\u754c\u62d3\u5c55\uff1aeBPF\u9a71\u52a8\u7684\u672a\u6765\u56fe\u666f<\/h3>\n

          \u968f\u7740\u786c\u4ef6\u5378\u8f7d\uff08\u5982SmartNIC\u642d\u8f7dBPF\u6307\u4ee4\u96c6\uff09\u4e0eAI\u63a8\u7406\u52a0\u901f\u6280\u672f\u7684\u878d\u5408\uff0ceBPF\u6b63\u5728\u7a81\u7834\u4f20\u7edf\u8f6f\u4ef6\u5b9a\u4e49\u8fb9\u754c\uff1a<\/p>\n

            \n
          • \u667a\u80fd\u6d41\u91cf\u8c03\u5ea6<\/strong>\uff1a\u5728\u80a1\u7968\u884c\u60c5\u5206\u53d1\u573a\u666f\uff0c\u7ed3\u5408eBPF\u5b9e\u65f6\u7f51\u7edc\u72b6\u6001\u611f\u77e5\u4e0e\u5f3a\u5316\u5b66\u4e60\u7b97\u6cd5\uff0c\u52a8\u6001\u4f18\u5316\u7ec4\u64ad\u6811\u7ed3\u6784\uff0c\u4f7f\u7eb3\u65af\u8fbe\u514b\u884c\u60c5\u5ef6\u8fdf\u6807\u51c6\u5dee\u964d\u4f4e76%\u3002\n<\/li>\n
          • \u5f02\u6784\u8ba1\u7b97\u878d\u5408<\/strong>\uff1aeBPF\u7a0b\u5e8f\u53ef\u534f\u8c03CPU\u3001GPU\u3001DPU\u8d44\u6e90\u5206\u914d\u3002\u4f8b\u5982\u5728\u671f\u6743\u5b9a\u4ef7\u573a\u666f\uff0c\u81ea\u52a8\u5c06\u8499\u7279\u5361\u6d1b\u6a21\u62df\u4efb\u52a1\u5378\u8f7d\u81f3GPU\uff0c\u540c\u65f6\u901a\u8fc7CPU\u5904\u7406\u98ce\u63a7\u89c4\u5219\u6821\u9a8c\uff0c\u6574\u4f53\u8ba1\u7b97\u5bc6\u5ea6\u63d0\u53475.8\u500d\u3002\n<\/li>\n
          • \u91cf\u5b50\u5b89\u5168\u9884\u7814<\/strong>\uff1a\u5229\u7528eBPF\u7684\u53ef\u7f16\u7a0b\u7279\u6027\uff0c\u6469\u6839\u58eb\u4e39\u5229\u7b49\u673a\u6784\u6b63\u5728\u8bd5\u9a8c\u540e\u91cf\u5b50\u52a0\u5bc6\u7b97\u6cd5\u7684\u5185\u6838\u5c42\u52a0\u901f\uff0c\u4e3aNIST\u6807\u51c6\u843d\u5730\u63d0\u524d\u6784\u7b51\u57fa\u7840\u8bbe\u65bd\u3002\n<\/li>\n<\/ul>\n

            \uff08\u5168\u6587\u5b8c\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"

            \u3010\u524d\u8a00\u3011 \u5728\u6bcf\u79d2\u5904\u7406\u6570\u767e\u4e07\u7b14\u4ea4\u6613\u3001\u5ef6\u8fdf\u8981\u6c42\u7cbe\u786e\u5230\u5fae\u79d2\u7684\u91d1\u878d\u6218\u573a\uff0c\u6280\u672f\u67b6\u6784\u7684\u6beb\u79d2\u7ea7\u4f18\u5316\u5f80\u5f80\u610f\u5473\u7740\u6570\u5343\u4e07\u7f8e\u5143\u7684\u6536\u76ca\u5dee\u8ddd\u3002\u5f53\u4f20\u7edf\u76d1\u63a7\u5de5\u5177\u96be\u4ee5\u7a7f\u900f\u590d\u6742\u4ea4\u6613\u94fe\u8def\u65f6\uff0c\u4e00\u9879\u6e90\u81eaLinux\u5185\u6838\u7684\u9769\u547d\u6027\u6280\u672f\u2014\u2014eBPF\uff08Extended Berkeley Packet Filter\uff09\uff0c\u6b63\u5728\u534e\u5c14\u8857\u6380\u8d77\u4e00\u573a\u9759\u9ed8\u7684\u6280\u672f\u9769\u547d\u3002\u4ece\u9ad8\u9891\u4ea4\u6613\u7684\u7eb3\u7c73\u7ea7\u5ef6\u65f6\u4f18\u5316\u5230\u8de8\u5883\u652f\u4ed8\u7cfb\u7edf\u7684\u5b9e\u65f6\u98ce\u63a7\uff0ceBPF\u51ed\u501f\u5176\u5185\u6838\u7ea7\u53ef\u89c2\u6d4b\u6027\u4e0e\u96f6\u4fb5\u5165\u5f0f\u6539\u9020\u7684\u7279\u6027\uff0c\u4e3a\u91d1\u878d\u7cfb\u7edf\u6253\u5f00\u4e86\u4e00\u6247\u901a\u5f80\u6781\u81f4\u6548\u7387\u4e0e\u5b89\u5168\u7684\u65b0\u7a97\u53e3\u3002 \u4e00\u3001\u7a7f\u900f\u4ea4\u6613\u9ed1\u76d2\uff1aeBPF\u91cd\u6784\u5b9e\u65f6\u76d1\u63a7\u4f53\u7cfb 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\u4f4e\u5f00\u9500\u8fd0\u884c\u4fdd\u969c\uff1aeBPF\u7a0b\u5e8f\u7684\u9a8c\u8bc1\u673a\u5236\u786e\u4fdd\u5176\u8fd0\u884c\u65f6\u5185\u5b58\u4e0eCPU\u5360\u7528\u7387\u4f4e\u4e8e2%\uff0c\u8fd9\u5bf97\u00d724\u5c0f\u65f6\u8fd0\u884c\u7684\u6e05\u7b97\u7cfb\u7edf\u81f3\u5173\u91cd\u8981\u3002 \u201ceBPF\u5c31\u50cf\u7ed9\u4ea4\u6613\u7cfb\u7edf\u88c5\u4e0a\u4e86MRI\u8bbe\u5907\uff0c\u8fc7\u53bb\u9700\u8981\u6570\u5c0f\u65f6\u5b9a\u4f4d\u7684\u95ee\u9898\uff0c\u73b0\u5728\u51e0\u5206\u949f\u5c31\u80fd\u900f\u89c6\u5230\u5206\u5b50\u7ea7\u3002\u201d\u2014\u2014\u67d0\u8de8\u56fd\u94f6\u884c\u9996\u5e2d\u67b6\u6784\u5e08\u57282023\u5e74FinTech\u5cf0\u4f1a\u4e0a\u7684\u8bc4\u4ef7\u5370\u8bc1\u4e86\u8fd9\u9879\u6280\u672f\u7684\u7a81\u7834\u6027\u4ef7\u503c\u3002 \u4e8c\u3001\u6027\u80fd\u535a\u5f08\uff1a\u4ece\u5185\u6838\u5c42\u91cd\u5851\u4ea4\u6613\u5f15\u64ce 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eBPF\u7684BPF_MAP\u673a\u5236\u5141\u8bb8\u7528\u6237\u6001\u4e0e\u5185\u6838\u6001\u5171\u4eab\u5185\u5b58\u533a\u57df\u3002\u5728\u8de8\u5883\u652f\u4ed8\u573a\u666f\u4e2d\uff0c\u652f\u4ed8\u6307\u4ee4\u7684\u89e3\u6790\u4e0e\u52a0\u5bc6\u53ef\u7ed5\u8fc74\u6b21\u5185\u5b58\u62f7\u8d1d\uff0c\u4f7fSWIFT\u62a5\u6587\u5904\u7406\u6548\u7387\u63d0\u534758%\u3002 \u52a8\u6001\u8d44\u6e90\u8c03\u5ea6 \u901a\u8fc7\u6302\u94a9Linux\u7684CFS\u8c03\u5ea6\u5668\uff0ceBPF\u53ef\u4f9d\u636e\u5b9e\u65f6\u4ea4\u6613\u8d1f\u8f7d\u52a8\u6001\u8c03\u6574CPU\u6838\u5fc3\u5206\u914d\u3002\u4f8b\u5982\u5728\u7f8e\u80a1\u5f00\u76d8\u77ac\u95f4\uff0c\u7b97\u6cd5\u80fd\u81ea\u52a8\u5c06\u5173\u952e\u7ebf\u7a0b\u7ed1\u5b9a\u81f3\u7269\u7406\u6838\uff0c\u907f\u514d\u8d85\u7ebf\u7a0b\u5e26\u6765\u7684\u8d44\u6e90\u4e89\u62a2\u3002\u5b9e\u6d4b\u6570\u636e\u663e\u793a\uff0c\u8be5\u7b56\u7565\u4f7f\u8ba2\u5355\u961f\u5217\u79ef\u538b\u7387\u4e0b\u964d42%\u3002 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\u6570\u636e\u6cc4\u9732\u9632\u62a4\uff1aeBPF\u53ef\u5bf9\u654f\u611f\u64cd\u4f5c\uff08\u5982\u6570\u636e\u5e93dump\u3001\u6587\u4ef6\u5916\u4f20\uff09\u5b9e\u65bd\u4e0a\u4e0b\u6587\u611f\u77e5\u63a7\u5236\u3002\u4f8b\u5982\u5f53\u4ea4\u6613\u65e5\u5fd7\u5bfc\u51fa\u64cd\u4f5c\u672a\u901a\u8fc7\u5408\u89c4\u5ba1\u6279\u6d41\u7a0b\u65f6\uff0c\u7cfb\u7edf\u81ea\u52a8\u52a0\u5bc6\u4f20\u8f93\u5185\u5bb9\u5e76\u89e6\u53d1\u5ba1\u8ba1\u544a\u8b66\u3002 \u5408\u89c4\u5ba1\u8ba1\u5f3a\u5316\uff1a\u501f\u52a9eBPF\u7684BTF\uff08BPF Type Format\uff09\u7279\u6027\uff0c\u53ef\u81ea\u52a8\u751f\u6210\u7b26\u5408MiFID II\/PCI DSS\u6807\u51c6\u7684\u5ba1\u8ba1\u65e5\u5fd7\uff0c\u76f8\u6bd4\u4f20\u7edf\u5ba1\u8ba1\u5de5\u5177\uff0c\u6570\u636e\u5b8c\u6574\u6027\u6821\u9a8c\u6548\u7387\u63d0\u534720\u500d\u3002 \u56db\u3001\u843d\u5730\u5b9e\u8df5\uff1a\u4ece\u6982\u5ff5\u9a8c\u8bc1\u5230\u751f\u4ea7\u7ea7\u90e8\u7f72 \u5c3d\u7ba1eBPF\u6f5c\u529b\u5de8\u5927\uff0c\u5176\u5728\u91d1\u878d\u7ea7\u573a\u666f\u7684\u5e94\u7528\u4ecd\u9700\u7a81\u7834\u4e09\u5927\u5173\u5361\uff1a \u7a33\u5b9a\u6027\u9a8c\u8bc1 \u5185\u6838\u7ea7\u7a0b\u5e8f\u4e00\u65e6\u5d29\u6e83\u53ef\u80fd\u5bfc\u81f4\u7cfb\u7edf\u5b95\u673a\u3002\u9886\u5148\u673a\u6784\u91c7\u7528\u53cc\u94fe\u8def\u70ed\u5907\u65b9\u6848\uff1a\u4e3b\u94fe\u8def\u8fd0\u884ceBPF\u4f18\u5316\u4ee3\u7801\uff0c\u5907\u7528\u94fe\u8def\u4fdd\u6301\u539f\u751f\u5185\u6838\uff0c\u914d\u5408\u5b9e\u65f6\u56de\u6eda\u673a\u5236\u786e\u4fdd99.999%\u53ef\u7528\u6027\u3002 \u5408\u89c4\u6027\u9002\u914d 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