{"id":28952,"date":"2024-11-06T17:53:24","date_gmt":"2024-11-06T09:53:24","guid":{"rendered":"https:\/\/www.yunshan.net\/blog\/?p=20235"},"modified":"2024-11-06T17:53:24","modified_gmt":"2024-11-06T09:53:24","slug":"%e4%ba%86%e8%a7%a3ebpf%ef%bc%9a%e6%8f%90%e5%8d%87%e7%bd%91%e7%bb%9c%e6%80%a7%e8%83%bd%e7%9a%84%e7%a7%98%e5%af%86%e6%ad%a6%e5%99%a8","status":"publish","type":"post","link":"https:\/\/www.yunshan.net\/blog\/archives\/28952.html","title":{"rendered":"\u4e86\u89e3eBPF\uff1a\u63d0\u5347\u7f51\u7edc\u6027\u80fd\u7684\u79d8\u5bc6\u6b66\u5668"},"content":{"rendered":"

\t\t\t\teBPF<\/a>\uff08Extended Berkeley Packet Filter\uff09\u4f5c\u4e3a\u4e00\u79cd\u65b0\u5174\u7684\u6280\u672f\uff0c\u8fd1\u5e74\u6765\u5728\u63d0\u5347\u7f51\u7edc\u6027\u80fd\u65b9\u9762\u5c55\u73b0\u51fa\u4e86\u5de8\u5927\u7684\u6f5c\u529b\u3002\u5b83\u4e0d\u4ec5\u80fd\u591f\u9ad8\u6548\u5730\u5904\u7406\u7f51\u7edc\u6570\u636e\u5305\uff0c\u8fd8\u80fd\u5728\u5185\u6838\u5c42\u9762\u8fdb\u884c\u7ec6\u7c92\u5ea6\u7684\u76d1\u63a7\u548c\u63a7\u5236\uff0c\u6210\u4e3a\u4e86\u63d0\u5347\u7f51\u7edc\u6027\u80fd\u7684\u79d8\u5bc6\u6b66\u5668\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8eBPF<\/a>\u7684\u539f\u7406\u3001\u5e94\u7528\u573a\u666f\u53ca\u5176\u5728\u7f51\u7edc\u6027\u80fd\u4f18\u5316\u4e2d\u7684\u5177\u4f53\u4f5c\u7528\u3002<\/p>\n\n\n\n\n

eBPF\u7684\u57fa\u672c\u6982\u5ff5<\/h3>\n\n\n\n\n

eBPF\u8d77\u6e90\u4e8e\u4f20\u7edf\u7684BPF\uff08Berkeley Packet Filter\uff09\uff0c\u6700\u521d\u7528\u4e8e\u7f51\u7edc\u6570\u636e\u5305\u7684\u8fc7\u6ee4\u3002\u968f\u7740\u6280\u672f\u7684\u53d1\u5c55\uff0ceBPF\u88ab\u6269\u5c55\u4e3a\u4e00\u79cd\u901a\u7528\u7684\u5185\u6838\u865a\u62df\u673a\uff0c\u80fd\u591f\u5728\u5185\u6838\u4e2d\u8fd0\u884c\u7528\u6237\u5b9a\u4e49\u7684\u7a0b\u5e8f\uff0c\u800c\u4e0d\u9700\u8981\u4fee\u6539\u5185\u6838\u4ee3\u7801\u3002eBPF\u7a0b\u5e8f\u901a\u8fc7\u4e00\u7cfb\u5217\u7684\u9a8c\u8bc1\u548c\u4f18\u5316\u6b65\u9aa4\uff0c\u786e\u4fdd\u5176\u5b89\u5168\u6027\u548c\u9ad8\u6548\u6027\u3002<\/p>\n\n\n\n\n\n\n\n\n

<\/p>\n\n\n\n\n\n\n\n\n\n

eBPF\u7684\u5de5\u4f5c\u539f\u7406<\/h3>\n\n\n\n\n

eBPF\u7684\u6838\u5fc3\u7ec4\u4ef6\u5305\u62eceBPF\u7a0b\u5e8f\u3001eBPF maps\u548ceBPF\u94a9\u5b50\uff08hooks\uff09\u3002<\/p>\n\n\n\n\n

    \n\n\n
  1. \n\n

    eBPF\u7a0b\u5e8f<\/strong>\uff1a\u8fd9\u4e9b\u7a0b\u5e8f\u4f7f\u7528\u7c7b\u4f3c\u4e8eC\u7684\u8bed\u8a00\u7f16\u5199\uff0c\u7ecf\u8fc7\u7f16\u8bd1\u548c\u52a0\u8f7d\u540e\uff0c\u5728\u5185\u6838\u4e2d\u8fd0\u884c\u3002eBPF\u7a0b\u5e8f\u53ef\u4ee5\u5bf9\u7f51\u7edc\u6570\u636e\u5305\u8fdb\u884c\u5904\u7406\u3001\u76d1\u63a7\u7cfb\u7edf\u8c03\u7528\u3001\u8ddf\u8e2a\u5185\u6838\u4e8b\u4ef6\u7b49\u3002<\/p>\n\n\n<\/li>\n\n\n\n\n

  2. \n\n

    eBPF maps<\/strong>\uff1a\u8fd9\u662f\u4e00\u79cd\u9ad8\u6548\u7684\u6570\u636e\u7ed3\u6784\uff0c\u7528\u4e8e\u5728eBPF\u7a0b\u5e8f\u548c\u7528\u6237\u7a7a\u95f4\u4e4b\u95f4\u4f20\u9012\u6570\u636e\u3002\u5e38\u89c1\u7684eBPF maps\u5305\u62ec\u54c8\u5e0c\u8868\u3001\u6570\u7ec4\u3001\u73af\u5f62\u7f13\u51b2\u533a\u7b49\u3002<\/p>\n\n\n<\/li>\n\n\n\n\n

  3. \n\n

    eBPF\u94a9\u5b50<\/strong>\uff1a\u8fd9\u4e9b\u662f\u5185\u6838\u4e2d\u9884\u5b9a\u4e49\u7684\u94a9\u5b50\u70b9\uff0ceBPF\u7a0b\u5e8f\u53ef\u4ee5\u6302\u8f7d\u5728\u8fd9\u4e9b\u94a9\u5b50\u4e0a\uff0c\u4ee5\u4fbf\u5728\u7279\u5b9a\u4e8b\u4ef6\u53d1\u751f\u65f6\u6267\u884c\u3002\u5e38\u89c1\u7684\u94a9\u5b50\u70b9\u5305\u62ec\u7f51\u7edc\u6570\u636e\u5305\u5904\u7406\u8def\u5f84\u3001\u7cfb\u7edf\u8c03\u7528\u5165\u53e3\u7b49\u3002<\/p>\n\n\n<\/li>\n\n\n<\/ol>\n\n\n\n\n

    eBPF\u7684\u5e94\u7528\u573a\u666f<\/h3>\n\n\n\n\n

    eBPF\u7684\u5e94\u7528\u573a\u666f\u975e\u5e38\u5e7f\u6cdb\uff0c\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n\n

      \n\n\n
    1. \n\n

      \u7f51\u7edc\u76d1\u63a7\u4e0e\u6d41\u91cf\u5206\u6790<\/strong>\uff1aeBPF\u53ef\u4ee5\u5b9e\u65f6\u76d1\u63a7\u7f51\u7edc\u6d41\u91cf\uff0c\u6355\u83b7\u6570\u636e\u5305\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u5e76\u8fdb\u884c\u7edf\u8ba1\u5206\u6790\u3002\u8fd9\u5bf9\u4e8e\u7f51\u7edc\u6545\u969c\u6392\u67e5\u3001\u5b89\u5168\u5ba1\u8ba1\u7b49\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002<\/p>\n\n\n<\/li>\n\n\n\n\n

    2. \n\n

      \u6027\u80fd\u4f18\u5316<\/strong>\uff1a\u901a\u8fc7eBPF\u7a0b\u5e8f\uff0c\u53ef\u4ee5\u5728\u5185\u6838\u5c42\u9762\u8fdb\u884c\u7f51\u7edc\u534f\u8bae\u7684\u4f18\u5316\uff0c\u51cf\u5c11\u6570\u636e\u5305\u5904\u7406\u7684\u5ef6\u8fdf\uff0c\u63d0\u5347\u7f51\u7edc\u541e\u5410\u91cf\u3002<\/p>\n\n\n<\/li>\n\n\n\n\n

    3. \n\n

      \u5b89\u5168\u9632\u62a4<\/strong>\uff1aeBPF\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u7ec6\u7c92\u5ea6\u7684\u7f51\u7edc\u5b89\u5168\u7b56\u7565\uff0c\u4f8b\u5982\uff0c\u57fa\u4e8e\u6d41\u91cf\u7684\u5f02\u5e38\u68c0\u6d4b\u548c\u963b\u65ad\u3002<\/p>\n\n\n<\/li>\n\n\n\n\n

    4. \n\n

      \u7cfb\u7edf\u8ffd\u8e2a<\/strong>\uff1aeBPF\u53ef\u4ee5\u5bf9\u7cfb\u7edf\u7684\u5404\u79cd\u4e8b\u4ef6\u8fdb\u884c\u8ffd\u8e2a\uff0c\u5e2e\u52a9\u5f00\u53d1\u8005\u7406\u89e3\u7cfb\u7edf\u7684\u884c\u4e3a\uff0c\u4f18\u5316\u7cfb\u7edf\u6027\u80fd\u3002<\/p>\n\n\n<\/li>\n\n\n<\/ol>\n\n\n\n\n

      eBPF\u5728\u7f51\u7edc\u6027\u80fd\u4f18\u5316\u4e2d\u7684\u5177\u4f53\u4f5c\u7528<\/h3>\n\n\n\n\n

      1. \u9ad8\u6548\u7684\u6570\u636e\u5305\u5904\u7406<\/h4>\n\n\n\n\n

      \u4f20\u7edf\u7684\u7f51\u7edc\u6570\u636e\u5305\u5904\u7406\u65b9\u5f0f\u901a\u5e38\u6d89\u53ca\u591a\u4e2a\u5185\u6838\u6a21\u5757\u548c\u7528\u6237\u7a7a\u95f4\u5e94\u7528\u7a0b\u5e8f\u7684\u4ea4\u4e92\uff0c\u5bfc\u81f4\u5904\u7406\u5ef6\u8fdf\u8f83\u9ad8\u3002eBPF\u7a0b\u5e8f\u53ef\u4ee5\u76f4\u63a5\u5728\u5185\u6838\u4e2d\u8fd0\u884c\uff0c\u51cf\u5c11\u4e86\u4e0a\u4e0b\u6587\u5207\u6362\u548c\u6570\u636e\u62f7\u8d1d\u7684\u5f00\u9500\uff0c\u4ece\u800c\u663e\u8457\u63d0\u5347\u4e86\u6570\u636e\u5305\u5904\u7406\u7684\u6548\u7387\u3002<\/p>\n\n\n\n\n

      \u4f8b\u5982\uff0c\u4f7f\u7528eBPF\u5b9e\u73b0\u7684XDP\uff08Express Data Path\uff09\u53ef\u4ee5\u5728\u6570\u636e\u5305\u5230\u8fbe\u7f51\u7edc\u63a5\u53e3\u7684\u65e9\u671f\u9636\u6bb5\u8fdb\u884c\u5904\u7406\uff0c\u907f\u514d\u4e86\u4e0d\u5fc5\u8981\u7684\u534f\u8bae\u6808\u5904\u7406\uff0c\u5927\u5e45\u964d\u4f4e\u4e86\u6570\u636e\u5305\u5904\u7406\u7684\u5ef6\u8fdf\u3002<\/p>\n\n\n\n\n

      2. \u52a8\u6001\u8d1f\u8f7d\u5747\u8861<\/h4>\n\n\n\n\n

      eBPF\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u52a8\u6001\u7684\u8d1f\u8f7d\u5747\u8861\u7b56\u7565\u3002\u901a\u8fc7\u76d1\u63a7\u7f51\u7edc\u6d41\u91cf\u548c\u670d\u52a1\u5668\u8d1f\u8f7d\u60c5\u51b5\uff0ceBPF\u7a0b\u5e8f\u53ef\u4ee5\u52a8\u6001\u8c03\u6574\u6570\u636e\u5305\u7684\u8f6c\u53d1\u8def\u5f84\uff0c\u786e\u4fdd\u8d1f\u8f7d\u5747\u8861\u5668\u7684\u9ad8\u6548\u8fd0\u884c\u3002<\/p>\n\n\n\n\n

      \u5177\u4f53\u5b9e\u73b0\u4e2d\uff0ceBPF\u7a0b\u5e8f\u53ef\u4ee5\u6302\u8f7d\u5728\u7f51\u7edc\u6570\u636e\u5305\u5904\u7406\u7684\u94a9\u5b50\u4e0a\uff0c\u6839\u636e\u9884\u8bbe\u7684\u8d1f\u8f7d\u5747\u8861\u7b97\u6cd5\uff08\u5982\u8f6e\u8be2\u3001\u54c8\u5e0c\u7b49\uff09\uff0c\u52a8\u6001\u9009\u62e9\u6700\u4f73\u7684\u670d\u52a1\u5668\u8fdb\u884c\u5904\u7406\u3002<\/p>\n\n\n\n\n

      3. \u7f51\u7edc\u6d41\u91cf\u76d1\u63a7\u4e0e\u5206\u6790<\/h4>\n\n\n\n\n

      eBPF\u5728\u7f51\u7edc\u6d41\u91cf\u76d1\u63a7\u4e0e\u5206\u6790\u65b9\u9762\u8868\u73b0\u51fa\u8272\u3002\u901a\u8fc7eBPF\u7a0b\u5e8f\uff0c\u53ef\u4ee5\u5b9e\u65f6\u6355\u83b7\u7f51\u7edc\u6570\u636e\u5305\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u5e76\u8fdb\u884c\u7edf\u8ba1\u5206\u6790\u3002\u8fd9\u5bf9\u4e8e\u7f51\u7edc\u6545\u969c\u6392\u67e5\u3001\u6027\u80fd\u4f18\u5316\u548c\u5b89\u5168\u9632\u62a4\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002<\/p>\n\n\n\n\n

      \u4f8b\u5982\uff0c\u4f7f\u7528eBPF\u53ef\u4ee5\u5b9e\u73b0\u4ee5\u4e0b\u529f\u80fd\uff1a<\/p>\n\n\n\n\n

        \n\n\n
      • \u6d41\u91cf\u7edf\u8ba1<\/strong>\uff1a\u7edf\u8ba1\u4e0d\u540c\u534f\u8bae\u3001\u7aef\u53e3\u7684\u6d41\u91cf\u5206\u5e03\u60c5\u51b5\u3002<\/li>\n\n\n\n\n
      • \u5f02\u5e38\u68c0\u6d4b<\/strong>\uff1a\u68c0\u6d4b\u5f02\u5e38\u6d41\u91cf\u6a21\u5f0f\uff0c\u5982DDoS\u653b\u51fb\u3001\u7aef\u53e3\u626b\u63cf\u7b49\u3002<\/li>\n\n\n\n\n
      • \u6027\u80fd\u5206\u6790<\/strong>\uff1a\u5206\u6790\u7f51\u7edc\u5ef6\u8fdf\u3001\u4e22\u5305\u7b49\u6027\u80fd\u6307\u6807\u3002<\/li>\n\n\n<\/ul>\n\n\n\n\n

        4. \u5b89\u5168\u7b56\u7565 enforcement<\/h4>\n\n\n\n\n

        eBPF\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u7ec6\u7c92\u5ea6\u7684\u7f51\u7edc\u5b89\u5168\u7b56\u7565\u3002\u901a\u8fc7\u5728\u5185\u6838\u5c42\u9762\u8fdb\u884c\u6d41\u91cf\u8fc7\u6ee4\u548c\u63a7\u5236\uff0ceBPF\u53ef\u4ee5\u63d0\u4f9b\u6bd4\u4f20\u7edf\u9632\u706b\u5899\u66f4\u4e3a\u7075\u6d3b\u548c\u9ad8\u6548\u7684\u5b89\u5168\u9632\u62a4\u3002<\/p>\n\n\n\n\n

        \u4f8b\u5982\uff0c\u4f7f\u7528eBPF\u53ef\u4ee5\u5b9e\u73b0\u4ee5\u4e0b\u5b89\u5168\u7b56\u7565\uff1a<\/p>\n\n\n\n\n

          \n\n\n
        • \u57fa\u4e8e\u6d41\u91cf\u7684\u8bbf\u95ee\u63a7\u5236<\/strong>\uff1a\u6839\u636e\u6570\u636e\u5305\u7684\u6e90\u5730\u5740\u3001\u76ee\u7684\u5730\u5740\u3001\u7aef\u53e3\u7b49\u4fe1\u606f\uff0c\u52a8\u6001\u51b3\u5b9a\u662f\u5426\u5141\u8bb8\u5176\u901a\u8fc7\u3002<\/li>\n\n\n\n\n
        • \u5f02\u5e38\u6d41\u91cf\u963b\u65ad<\/strong>\uff1a\u68c0\u6d4b\u5230\u5f02\u5e38\u6d41\u91cf\u65f6\uff0c\u7acb\u5373\u8fdb\u884c\u963b\u65ad\uff0c\u9632\u6b62\u653b\u51fb\u6269\u6563\u3002<\/li>\n\n\n\n\n
        • \u5e94\u7528\u5c42\u534f\u8bae\u8fc7\u6ee4<\/strong>\uff1a\u5bf9\u7279\u5b9a\u5e94\u7528\u5c42\u534f\u8bae\u8fdb\u884c\u6df1\u5ea6\u68c0\u6d4b\u548c\u8fc7\u6ee4\uff0c\u63d0\u5347\u5b89\u5168\u6027\u3002<\/li>\n\n\n<\/ul>\n\n\n\n\n

          eBPF\u7684\u90e8\u7f72\u4e0e\u6311\u6218<\/h3>\n\n\n\n\n

          \u90e8\u7f72\u65b9\u5f0f<\/h4>\n\n\n\n\n

          eBPF\u7a0b\u5e8f\u7684\u90e8\u7f72\u901a\u5e38\u6d89\u53ca\u4ee5\u4e0b\u51e0\u4e2a\u6b65\u9aa4\uff1a<\/p>\n\n\n\n\n

            \n\n\n
          1. \u7f16\u5199eBPF\u7a0b\u5e8f<\/strong>\uff1a\u4f7f\u7528\u7c7b\u4f3c\u4e8eC\u7684\u8bed\u8a00\u7f16\u5199eBPF\u7a0b\u5e8f\uff0c\u5b9a\u4e49\u5176\u5904\u7406\u903b\u8f91\u3002<\/li>\n\n\n\n\n
          2. \u7f16\u8bd1\u4e0e\u52a0\u8f7d<\/strong>\uff1a\u4f7f\u7528eBPF\u7f16\u8bd1\u5de5\u5177\uff08\u5982BCC\u3001bpftrace\u7b49\uff09\u5c06\u7a0b\u5e8f\u7f16\u8bd1\u4e3aeBPF\u5b57\u8282\u7801\uff0c\u5e76\u52a0\u8f7d\u5230\u5185\u6838\u4e2d\u3002<\/li>\n\n\n\n\n
          3. \u6302\u8f7d\u94a9\u5b50<\/strong>\uff1a\u5c06eBPF\u7a0b\u5e8f\u6302\u8f7d\u5230\u5185\u6838\u7684\u9884\u5b9a\u4e49\u94a9\u5b50\u4e0a\uff0c\u4ee5\u4fbf\u5728\u7279\u5b9a\u4e8b\u4ef6\u53d1\u751f\u65f6\u6267\u884c\u3002<\/li>\n\n\n\n\n
          4. \u76d1\u63a7\u4e0e\u7ba1\u7406<\/strong>\uff1a\u901a\u8fc7\u7528\u6237\u7a7a\u95f4\u5de5\u5177\uff08\u5982bpftool\uff09\u76d1\u63a7eBPF\u7a0b\u5e8f\u7684\u8fd0\u884c\u72b6\u6001\uff0c\u5e76\u8fdb\u884c\u7ba1\u7406\u3002<\/li>\n\n\n<\/ol>\n\n\n\n\n

            \u9762\u4e34\u7684\u6311\u6218<\/h4>\n\n\n\n\n

            \u5c3d\u7ba1eBPF\u5177\u6709\u8bf8\u591a\u4f18\u52bf\uff0c\u4f46\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u4ecd\u9762\u4e34\u4e00\u4e9b\u6311\u6218\uff1a<\/p>\n\n\n\n\n

              \n\n\n
            1. \u5185\u6838\u7248\u672c\u4f9d\u8d56<\/strong>\uff1aeBPF\u529f\u80fd\u4f9d\u8d56\u4e8e\u8f83\u65b0\u7684\u5185\u6838\u7248\u672c\uff0c\u65e7\u7248\u672c\u5185\u6838\u53ef\u80fd\u4e0d\u652f\u6301\u6216\u529f\u80fd\u53d7\u9650\u3002<\/li>\n\n\n\n\n
            2. \u7a0b\u5e8f\u590d\u6742\u6027<\/strong>\uff1a\u7f16\u5199\u9ad8\u6548\u7684eBPF\u7a0b\u5e8f\u9700\u8981\u6df1\u5165\u7406\u89e3\u5185\u6838\u673a\u5236\u548c\u7f51\u7edc\u534f\u8bae\uff0c\u5177\u6709\u4e00\u5b9a\u7684\u6280\u672f\u95e8\u69db\u3002<\/li>\n\n\n\n\n
            3. \u5b89\u5168\u6027\u95ee\u9898<\/strong>\uff1aeBPF\u7a0b\u5e8f\u5728\u5185\u6838\u4e2d\u8fd0\u884c\uff0c\u4e00\u65e6\u5b58\u5728\u6f0f\u6d1e\uff0c\u53ef\u80fd\u5bf9\u7cfb\u7edf\u5b89\u5168\u9020\u6210\u4e25\u91cd\u5f71\u54cd\u3002<\/li>\n\n\n\n\n
            4. \u6027\u80fd\u5f00\u9500<\/strong>\uff1a\u867d\u7136eBPF\u80fd\u591f\u63d0\u5347\u7f51\u7edc\u6027\u80fd\uff0c\u4f46\u5176\u81ea\u8eab\u7684\u8fd0\u884c\u4e5f\u4f1a\u5e26\u6765\u4e00\u5b9a\u7684\u6027\u80fd\u5f00\u9500\uff0c\u9700\u8981\u8fdb\u884c\u5408\u7406\u4f18\u5316\u3002<\/li>\n\n\n<\/ol>\n\n\n\n\n

              \u672a\u6765\u5c55\u671b<\/h3>\n\n\n\n\n

              \u968f\u7740eBPF\u6280\u672f\u7684\u4e0d\u65ad\u53d1\u5c55\u548c\u5b8c\u5584\uff0c\u5176\u5728\u7f51\u7edc\u6027\u80fd\u4f18\u5316\u65b9\u9762\u7684\u5e94\u7528\u524d\u666f\u5e7f\u9614\u3002\u672a\u6765\uff0ceBPF\u6709\u671b\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\u53d6\u5f97\u66f4\u5927\u7a81\u7834\uff1a<\/p>\n\n\n\n\n

                \n\n\n
              1. \u66f4\u5e7f\u6cdb\u7684\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u968f\u7740eBPF\u529f\u80fd\u7684\u4e0d\u65ad\u6269\u5c55\uff0c\u5176\u5e94\u7528\u573a\u666f\u5c06\u8fdb\u4e00\u6b65\u62d3\u5bbd\uff0c\u6db5\u76d6\u66f4\u591a\u7f51\u7edc\u548c\u7cfb\u7edf\u9886\u57df\u3002<\/li>\n\n\n\n\n
              2. \u66f4\u9ad8\u6548\u7684\u6027\u80fd\u4f18\u5316<\/strong>\uff1a\u901a\u8fc7\u4e0d\u65ad\u4f18\u5316eBPF\u7a0b\u5e8f\u7684\u8fd0\u884c\u6548\u7387\u548c\u5185\u6838\u652f\u6301\uff0c\u8fdb\u4e00\u6b65\u63d0\u5347\u7f51\u7edc\u6027\u80fd\u3002<\/li>\n\n\n\n\n
              3. \u66f4\u5b8c\u5584\u7684\u5b89\u5168\u673a\u5236<\/strong>\uff1a\u52a0\u5f3aeBPF\u7a0b\u5e8f\u7684\u5b89\u5168\u6027\u548c\u9a8c\u8bc1\u673a\u5236\uff0c\u786e\u4fdd\u5176\u5728\u5185\u6838\u4e2d\u5b89\u5168\u8fd0\u884c\u3002<\/li>\n\n\n\n\n
              4. \u66f4\u6613\u7528\u7684\u5f00\u53d1\u5de5\u5177<\/strong>\uff1a\u63a8\u51fa\u66f4\u591a\u6613\u7528\u7684eBPF\u5f00\u53d1\u5de5\u5177\u548c\u5e93\uff0c\u964d\u4f4e\u5f00\u53d1\u95e8\u69db\uff0c\u4fc3\u8fdbeBPF\u6280\u672f\u7684\u666e\u53ca\u3002<\/li>\n\n\n<\/ol>\n\n\n\n\n

                \u603b\u4e4b\uff0ceBPF\u4f5c\u4e3a\u4e00\u79cd\u65b0\u5174\u7684\u5185\u6838\u6280\u672f\uff0c\u5df2\u7ecf\u6210\u4e3a\u63d0\u5347\u7f51\u7edc\u6027\u80fd\u7684\u79d8\u5bc6\u6b66\u5668\u3002\u901a\u8fc7\u6df1\u5165\u7406\u89e3\u5176\u539f\u7406\u548c\u5e94\u7528\u573a\u666f\uff0c\u5408\u7406\u90e8\u7f72\u548c\u4f18\u5316eBPF\u7a0b\u5e8f\uff0c\u53ef\u4ee5\u5728\u7f51\u7edc\u6027\u80fd\u4f18\u5316\u65b9\u9762\u53d6\u5f97\u663e\u8457\u6210\u6548\u3002\u968f\u7740\u6280\u672f\u7684\u4e0d\u65ad\u8fdb\u6b65\uff0ceBPF\u5fc5\u5c06\u5728\u672a\u6765\u7f51\u7edc\u6280\u672f\u53d1\u5c55\u4e2d\u626e\u6f14\u66f4\u52a0\u91cd\u8981\u7684\u89d2\u8272\u3002<\/p>\n\n\n]]>\t\t<\/p>\n","protected":false},"excerpt":{"rendered":"

                \t\t\t\t\t\t<\/p>\n","protected":false},"author":5,"featured_media":20236,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-28952","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-discussion"],"_links":{"self":[{"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/posts\/28952","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/comments?post=28952"}],"version-history":[{"count":0,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/posts\/28952\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/media\/20236"}],"wp:attachment":[{"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/media?parent=28952"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/categories?post=28952"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/tags?post=28952"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}