{"id":16696,"date":"2024-10-08T09:49:12","date_gmt":"2024-10-08T01:49:12","guid":{"rendered":"https:\/\/www.yunshan.net\/blog\/?p=16696"},"modified":"2024-10-08T09:49:12","modified_gmt":"2024-10-08T01:49:12","slug":"%e5%89%96%e6%9e%90ebpf%e4%bc%98%e5%8a%bf%e7%89%b9%e7%82%b9%ef%bc%9a%e6%8f%90%e5%8d%87%e7%94%b5%e5%8a%9b%e7%b3%bb%e7%bb%9f%e7%9a%84%e6%99%ba%e8%83%bd%e5%8c%96%e6%b0%b4%e5%b9%b3","status":"publish","type":"post","link":"https:\/\/www.yunshan.net\/blog\/archives\/16696.html","title":{"rendered":"\u5256\u6790eBPF\u4f18\u52bf\u7279\u70b9\uff1a\u63d0\u5347\u7535\u529b\u7cfb\u7edf\u7684\u667a\u80fd\u5316\u6c34\u5e73"},"content":{"rendered":"<p>\t\t\t\t<![CDATA[\n\n<p>\u5256\u6790<a href=\"https:\/\/www.yunshan.net\" target=\"_blank\" style=\"color:blue\" rel=\"noopener noreferrer\">eBPF<\/a>\u4f18\u52bf\u7279\u70b9\uff1a\u63d0\u5347\u7535\u529b\u7cfb\u7edf\u7684\u667a\u80fd\u5316\u6c34\u5e73<\/p>\n\n\n\n\n<p>\u5728\u5f53\u4eca\u6570\u5b57\u5316\u65f6\u4ee3\uff0c\u7535\u529b\u7cfb\u7edf\u7684\u667a\u80fd\u5316\u53d1\u5c55\u6210\u4e3a\u4e86\u4fdd\u969c\u80fd\u6e90\u7a33\u5b9a\u4f9b\u5e94\u548c\u9ad8\u6548\u5229\u7528\u7684\u5173\u952e\u3002\u800c\u5728\u5b9e\u73b0\u7535\u529b\u7cfb\u7edf\u667a\u80fd\u5316\u7684\u8fc7\u7a0b\u4e2d\uff0c\u7f51\u7edc\u6d41\u91cf\u7684\u6709\u6548\u91c7\u96c6\u548c\u5206\u53d1\u8d77\u7740\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\u3002\u4e91\u6749\u7f51\u7edc\u4f5c\u4e3a\u884c\u4e1a\u5185\u7684\u9886\u5148\u8005\uff0c\u901a\u8fc7\u91c7\u7528\u65b0\u5174\u7684<a href=\"https:\/\/www.yunshan.net\" target=\"_blank\" style=\"color:blue\" rel=\"noopener noreferrer\">eBPF<\/a>\uff08ExtendedBerkeleyPacketFilter\uff0c\u6269\u5c55\u7684\u4f2f\u514b\u5229\u6570\u636e\u5305\u8fc7\u6ee4\u5668\uff09\u6280\u672f\uff0c\u4e3a\u7535\u529b\u7cfb\u7edf\u7684\u667a\u80fd\u5316\u6c34\u5e73\u63d0\u5347\u5e26\u6765\u4e86\u663e\u8457\u7684\u4f18\u52bf\u3002<\/p>\n\n\n\n<p align=center><img decoding=\"async\" src=\"https:\/\/www.yunshan.net\/blog\/wp-content\/uploads\/2024\/10\/N03lnJ3.jpg\" \/><\/p>\n\n\n\n\n<p>\u4e00\u3001eBPF\u6280\u672f\u7b80\u4ecb<\/p>\n\n\n\n\n<p>eBPF\u662f\u4e00\u79cd\u9769\u547d\u6027\u7684\u5185\u6838\u6280\u672f\uff0c\u5b83\u5141\u8bb8\u5728\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u4e2d\u8fd0\u884c\u81ea\u5b9a\u4e49\u7684\u7a0b\u5e8f\u3002\u4f20\u7edf\u7684\u6570\u636e\u5305\u8fc7\u6ee4\u548c\u5904\u7406\u65b9\u6cd5\u901a\u5e38\u53d7\u5230\u6027\u80fd\u548c\u7075\u6d3b\u6027\u7684\u9650\u5236\uff0c\u800ceBPF\u6539\u53d8\u4e86\u8fd9\u4e00\u5c40\u9762\u3002\u5b83\u80fd\u591f\u5728\u5185\u6838\u4e2d\u52a8\u6001\u52a0\u8f7d\u548c\u6267\u884c\u5c0f\u578b\u7684\u3001\u5b89\u5168\u7684\u7a0b\u5e8f\uff0c\u4ece\u800c\u5b9e\u73b0\u5bf9\u7f51\u7edc\u6570\u636e\u5305\u7684\u9ad8\u6548\u5904\u7406\u548c\u76d1\u63a7\u3002<\/p>\n\n\n\n\n<p>\u4e8c\u3001eBPF\u5728<a href=\"https:\/\/www.yunshan.net\" target=\"_blank\" style=\"color:blue\" rel=\"noopener noreferrer\">\u7f51\u7edc\u6d41\u91cf\u91c7\u96c6<\/a>\u4e2d\u7684\u5e94\u7528<\/p>\n\n\n\n\n<p>\u5728\u7535\u529b\u7cfb\u7edf\u4e2d\uff0c\u7f51\u7edc\u6d41\u91cf\u7684\u51c6\u786e\u91c7\u96c6\u662f\u8fdb\u884c\u7cfb\u7edf\u5206\u6790\u548c\u4f18\u5316\u7684\u57fa\u7840\u3002eBPF\u6280\u672f\u4e3a<a href=\"https:\/\/www.yunshan.net\" target=\"_blank\" style=\"color:blue\" rel=\"noopener noreferrer\">\u7f51\u7edc\u6d41\u91cf\u91c7\u96c6<\/a>\u5e26\u6765\u4e86\u8bf8\u591a\u4f18\u52bf\u3002<\/p>\n\n\n\n\n<p>\u9996\u5148\uff0ceBPF\u80fd\u591f\u5b9e\u73b0\u9ad8\u6548\u7684\u6570\u636e\u5305\u6355\u83b7\u3002\u5b83\u53ef\u4ee5\u76f4\u63a5\u5728\u5185\u6838\u5c42\u9762\u8fdb\u884c\u6570\u636e\u5305\u7684\u8fc7\u6ee4\u548c\u622a\u53d6\uff0c\u907f\u514d\u4e86\u4f20\u7edf\u7528\u6237\u7a7a\u95f4\u7a0b\u5e8f\u4e0e\u5185\u6838\u4e4b\u95f4\u7684\u6570\u636e\u62f7\u8d1d\uff0c\u5927\u5927\u51cf\u5c11\u4e86\u7cfb\u7edf\u5f00\u9500\uff0c\u63d0\u9ad8\u4e86\u91c7\u96c6\u6548\u7387\u3002<\/p>\n\n\n\n\n<p>\u5176\u6b21\uff0ceBPF\u652f\u6301\u7075\u6d3b\u7684\u8fc7\u6ee4\u89c4\u5219\u3002\u53ef\u4ee5\u6839\u636e\u7535\u529b\u7cfb\u7edf\u4e2d\u7279\u5b9a\u7684\u7f51\u7edc\u534f\u8bae\u3001\u6e90\u5730\u5740\u3001\u76ee\u7684\u5730\u5740\u3001\u7aef\u53e3\u7b49\u6761\u4ef6\uff0c\u7cbe\u786e\u5730\u7b5b\u9009\u51fa\u6240\u9700\u7684\u6d41\u91cf\uff0c\u4ece\u800c\u964d\u4f4e\u4e86\u91c7\u96c6\u5230\u7684\u65e0\u7528\u6570\u636e\u91cf\uff0c\u63d0\u9ad8\u4e86\u540e\u7eed\u6570\u636e\u5206\u6790\u7684\u51c6\u786e\u6027\u548c\u6548\u7387\u3002<\/p>\n\n\n\n\n<p>\u518d\u8005\uff0ceBPF\u80fd\u591f\u5b9e\u65f6\u5904\u7406\u6570\u636e\u5305\u3002\u5728\u91c7\u96c6\u8fc7\u7a0b\u4e2d\uff0c\u53ef\u4ee5\u7acb\u5373\u5bf9\u6570\u636e\u5305\u8fdb\u884c\u4e00\u4e9b\u7b80\u5355\u7684\u5904\u7406\u548c\u8ba1\u7b97\uff0c\u5982\u7edf\u8ba1\u6d41\u91cf\u5927\u5c0f\u3001\u8ba1\u7b97\u6570\u636e\u5305\u5ef6\u8fdf\u7b49\uff0c\u4e3a\u5b9e\u65f6\u76d1\u63a7\u548c\u9884\u8b66\u63d0\u4f9b\u4e86\u6709\u529b\u652f\u6301\u3002<\/p>\n\n\n\n\n<p>\u4e09\u3001eBPF\u5728<a 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