{"id":16762,"date":"2024-10-08T09:49:34","date_gmt":"2024-10-08T01:49:34","guid":{"rendered":"https:\/\/www.yunshan.net\/blog\/?p=16762"},"modified":"2024-10-08T09:49:34","modified_gmt":"2024-10-08T01:49:34","slug":"%e5%88%86%e6%9e%90ebpf%e5%9c%a8%e6%8f%90%e5%8d%87%e5%b9%bf%e6%92%ad%e7%94%b5%e8%a7%86%e4%bf%a1%e5%8f%b7%e4%bc%a0%e8%be%93%e8%b4%a8%e9%87%8f%e7%9a%84%e4%bd%9c%e7%94%a8","status":"publish","type":"post","link":"https:\/\/www.yunshan.net\/blog\/archives\/16762.html","title":{"rendered":"\u5206\u6790eBPF\u5728\u63d0\u5347\u5e7f\u64ad\u7535\u89c6\u4fe1\u53f7\u4f20\u8f93\u8d28\u91cf\u7684\u4f5c\u7528"},"content":{"rendered":"

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

\u4e00\u3001\u5e7f\u64ad\u7535\u89c6\u4fe1\u53f7\u4f20\u8f93\u9762\u4e34\u7684\u6311\u6218<\/p>\n\n\n\n\n

\u5e7f\u64ad\u7535\u89c6\u4fe1\u53f7\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u9762\u4e34\u7740\u8bf8\u591a\u6311\u6218\uff0c\u8fd9\u4e9b\u6311\u6218\u4e25\u91cd\u5f71\u54cd\u4e86\u4fe1\u53f7\u7684\u8d28\u91cf\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n\n\n\n\n

\u9996\u5148\uff0c\u7f51\u7edc\u62e5\u585e\u662f\u5e38\u89c1\u7684\u95ee\u9898\u4e4b\u4e00\u3002\u5f53\u5927\u91cf\u7684\u6570\u636e\u540c\u65f6\u5728\u7f51\u7edc\u4e2d\u4f20\u8f93\u65f6\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6570\u636e\u5305\u7684\u5ef6\u8fdf\u3001\u4e22\u5931\u548c\u4e71\u5e8f\uff0c\u4ece\u800c\u5f71\u54cd\u5e7f\u64ad\u7535\u89c6\u4fe1\u53f7\u7684\u6d41\u7545\u64ad\u653e\u3002<\/p>\n\n\n\n\n

\u5176\u6b21\uff0c\u4fe1\u53f7\u5e72\u6270\u4e5f\u4f1a\u5bf9\u4f20\u8f93\u8d28\u91cf\u9020\u6210\u5f71\u54cd\u3002\u6765\u81ea\u5176\u4ed6\u7535\u5b50\u8bbe\u5907\u7684\u5e72\u6270\u3001\u7535\u78c1\u8f90\u5c04\u7b49\u90fd\u53ef\u80fd\u5bfc\u81f4\u4fe1\u53f7\u5931\u771f\u6216\u8870\u51cf\u3002<\/p>\n\n\n\n\n

\u6b64\u5916\uff0c\u7f51\u7edc\u7684\u590d\u6742\u6027\u548c\u591a\u6837\u6027\u4f7f\u5f97\u5bf9\u4fe1\u53f7\u4f20\u8f93\u7684\u76d1\u6d4b\u548c\u7ba1\u7406\u53d8\u5f97\u56f0\u96be\u3002\u4e0d\u540c\u7684\u7f51\u7edc\u67b6\u6784\u3001\u8bbe\u5907\u548c\u534f\u8bae\u7684\u5b58\u5728\u589e\u52a0\u4e86\u6545\u969c\u6392\u67e5\u548c\u4f18\u5316\u7684\u96be\u5ea6\u3002<\/p>\n\n\n\n\n

\u4e8c\u3001eBPF\u6280\u672f\u7b80\u4ecb<\/p>\n\n\n\n\n

eBPF\u662f\u4e00\u79cd\u5f3a\u5927\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\uff0c\u4ece\u800c\u5b9e\u73b0\u5bf9\u7f51\u7edc\u6570\u636e\u5305\u7684\u9ad8\u6548\u5904\u7406\u548c\u8fc7\u6ee4\u3002<\/p>\n\n\n\n\n

\u4e0e\u4f20\u7edf\u7684\u6570\u636e\u5305\u8fc7\u6ee4\u6280\u672f\u76f8\u6bd4\uff0ceBPF\u5177\u6709\u663e\u8457\u7684\u4f18\u52bf\u3002\u5b83\u5177\u6709\u66f4\u4f4e\u7684\u6027\u80fd\u5f00\u9500\uff0c\u80fd\u591f\u5728\u9ad8\u6d41\u91cf\u7684\u7f51\u7edc\u73af\u5883\u4e2d\u5b9e\u65f6\u5904\u7406\u6570\u636e\u5305\u3002\u540c\u65f6\uff0ceBPF\u63d0\u4f9b\u4e86\u66f4\u7075\u6d3b\u7684\u7f16\u7a0b\u63a5\u53e3\uff0c\u4f7f\u5f00\u53d1\u8005\u80fd\u591f\u6839\u636e\u5177\u4f53\u7684\u9700\u6c42\u5b9a\u5236\u590d\u6742\u7684\u6570\u636e\u5305\u5904\u7406\u903b\u8f91\u3002<\/p>\n\n\n\n\n

\u4e09\u3001eBPF\u5728\u7f51\u7edc\u6d41\u91cf\u91c7\u96c6<\/a>\u4e2d\u7684\u5e94\u7528<\/p>\n\n\n\n\n

\u5728\u5e7f\u64ad\u7535\u89c6\u4fe1\u53f7\u4f20\u8f93\u4e2d\uff0c\u51c6\u786e\u7684\u7f51\u7edc\u6d41\u91cf\u91c7\u96c6\u662f\u4f18\u5316\u4f20\u8f93\u8d28\u91cf\u7684\u57fa\u7840\u3002eBPF\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u9ad8\u6548\u3001\u7cbe\u51c6\u7684\u6d41\u91cf\u91c7\u96c6\u3002<\/p>\n\n\n\n\n

\u901a\u8fc7\u7f16\u5199eBPF\u7a0b\u5e8f\uff0c\u53ef\u4ee5\u5728\u7f51\u7edc\u63a5\u53e3\u5904\u76f4\u63a5\u6355\u83b7\u6570\u636e\u5305\uff0c\u5e76\u5bf9\u5176\u8fdb\u884c\u5b9e\u65f6\u5206\u6790\u3002\u8fd9\u5305\u62ec\u63d0\u53d6\u5173\u952e\u7684\u4fe1\u606f\uff0c\u5982\u6e90\u5730\u5740\u3001\u76ee\u7684\u5730\u5740\u3001\u534f\u8bae\u7c7b\u578b\u3001\u6570\u636e\u5305\u5927\u5c0f\u548c\u65f6\u95f4\u6233\u7b49\u3002\u8fd9\u4e9b\u4fe1\u606f\u5bf9\u4e8e\u4e86\u89e3\u7f51\u7edc\u6d41\u91cf\u7684\u7279\u5f81\u548c\u884c\u4e3a\u81f3\u5173\u91cd\u8981\u3002<\/p>\n\n\n\n\n

\u6b64\u5916\uff0ceBPF\u8fd8\u80fd\u591f\u5bf9\u7279\u5b9a\u7c7b\u578b\u7684\u5e7f\u64ad\u7535\u89c6\u4fe1\u53f7\u6570\u636e\u5305\u8fdb\u884c\u8bc6\u522b\u548c\u6807\u8bb0\uff0c\u4ee5\u4fbf\u540e\u7eed\u7684\u5904\u7406\u548c\u4f18\u5316\u3002<\/p>\n\n\n\n\n

\u56db\u3001\u4e91\u6749\u7f51\u7edc\u4e0e\u7f51\u7edc\u6d41\u91cf\u5206\u53d1<\/a><\/p>\n\n\n\n\n

\u4e91\u6749\u7f51\u7edc\u4f5c\u4e3a\u5728\u7f51\u7edc\u6280\u672f\u9886\u57df\u7684\u9886\u5148\u4f01\u4e1a\uff0c\u5728\u7f51\u7edc\u6d41\u91cf\u5206\u53d1<\/a>\u65b9\u9762\u62e5\u6709\u5148\u8fdb\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n\n\n\n\n

\u4e91\u6749\u7f51\u7edc\u5229\u7528eBPF\u6280\u672f\u5b9e\u73b0\u4e86\u667a\u80fd\u7684\u6d41\u91cf\u5206\u53d1\u7b56\u7565\u3002\u5b83\u53ef\u4ee5\u6839\u636e\u7f51\u7edc\u7684\u5b9e\u65f6\u72b6\u6001\u548c\u5e7f\u64ad\u7535\u89c6\u4fe1\u53f7\u7684\u4f18\u5148\u7ea7\uff0c\u5c06\u6d41\u91cf\u52a8\u6001\u5730\u5206\u914d\u5230\u4e0d\u540c\u7684\u8def\u5f84\u4e0a\u3002\u4f8b\u5982\uff0c\u5728\u7f51\u7edc\u62e5\u585e\u65f6\uff0c\u4f18\u5148\u4fdd\u969c\u91cd\u8981\u7684\u5e7f\u64ad\u7535\u89c6\u4fe1\u53f7\u7684\u4f20\u8f93\uff0c\u786e\u4fdd\u89c2\u4f17\u80fd\u591f\u83b7\u5f97\u6d41\u7545\u7684\u89c2\u770b\u4f53\u9a8c\u3002<\/p>\n\n\n\n\n

\u540c\u65f6\uff0c\u4e91\u6749\u7f51\u7edc\u7684\u89e3\u51b3\u65b9\u6848\u8fd8\u80fd\u591f\u5b9e\u73b0\u6d41\u91cf\u7684\u8d1f\u8f7d\u5747\u8861\uff0c\u907f\u514d\u5355\u4e2a\u94fe\u8def\u6216\u8bbe\u5907\u7684\u8fc7\u8f7d\uff0c\u4ece\u800c\u63d0\u9ad8\u6574\u4e2a\u7f51\u7edc\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n\n

\u4e94\u3001eBPF\u63d0\u5347\u5e7f\u64ad\u7535\u89c6\u4fe1\u53f7\u4f20\u8f93\u8d28\u91cf\u7684\u5177\u4f53\u65b9\u5f0f<\/p>\n\n\n\n\n

1.\u5b9e\u65f6\u76d1\u6d4b\u4e0e\u6545\u969c\u8bca\u65ad<\/p>\n\n\n\n\n

\u901a\u8fc7eBPF\u91c7\u96c6\u7684\u7f51\u7edc\u6d41\u91cf\u6570\u636e\uff0c\u80fd\u591f\u5b9e\u65f6\u76d1\u6d4b\u5e7f\u64ad\u7535\u89c6\u4fe1\u53f7\u7684\u4f20\u8f93\u72b6\u6001\u3002\u4e00\u65e6\u53d1\u73b0\u5f02\u5e38\uff0c\u5982\u6570\u636e\u5305\u4e22\u5931\u7387\u8fc7\u9ad8\u3001\u5ef6\u8fdf\u8fc7\u5927\u7b49\uff0c\u53ef\u4ee5\u8fc5\u901f\u8fdb\u884c\u6545\u969c\u8bca\u65ad\uff0c\u5b9a\u4f4d\u95ee\u9898\u6240\u5728\uff0c\u53ca\u65f6\u91c7\u53d6\u63aa\u65bd\u8fdb\u884c\u4fee\u590d\u3002<\/p>\n\n\n\n\n

2.\u4f18\u5316\u7f51\u7edc\u8def\u5f84<\/p>\n\n\n\n\n

\u6839\u636e\u6d41\u91cf\u91c7\u96c6\u548c\u5206\u6790\u7684\u7ed3\u679c\uff0ceBPF\u53ef\u4ee5\u534f\u52a9\u9009\u62e9\u6700\u4f18\u7684\u7f51\u7edc\u8def\u5f84\u6765\u4f20\u8f93\u5e7f\u64ad\u7535\u89c6\u4fe1\u53f7\u3002\u907f\u514d\u7ecf\u8fc7\u62e5\u585e\u6216\u4e0d\u7a33\u5b9a\u7684\u94fe\u8def\uff0c\u51cf\u5c11\u4fe1\u53f7\u7684\u8870\u51cf\u548c\u5ef6\u8fdf\u3002<\/p>\n\n\n\n\n

3.\u6d41\u91cf\u6574\u5f62\u4e0e\u9650\u901f<\/p>\n\n\n\n\n

\u5bf9\u4e8e\u4e0d\u540c\u4f18\u5148\u7ea7\u7684\u5e7f\u64ad\u7535\u89c6\u4fe1\u53f7\uff0ceBPF\u53ef\u4ee5\u5b9e\u73b0\u6d41\u91cf\u6574\u5f62\u548c\u9650\u901f\u3002\u786e\u4fdd\u5173\u952e\u4fe1\u53f7\u7684\u5e26\u5bbd\u9700\u6c42\u5f97\u5230\u6ee1\u8db3\uff0c\u540c\u65f6\u9650\u5236\u975e\u5173\u952e\u6d41\u91cf\uff0c\u907f\u514d\u5176\u5bf9\u91cd\u8981\u4fe1\u53f7\u7684\u4f20\u8f93\u9020\u6210\u5e72\u6270\u3002<\/p>\n\n\n\n\n

4.\u589e\u5f3a\u5b89\u5168\u6027<\/p>\n\n\n\n\n

eBPF\u8fd8\u53ef\u4ee5\u7528\u4e8e\u68c0\u6d4b\u548c\u9632\u8303\u9488\u5bf9\u5e7f\u64ad\u7535\u89c6\u4fe1\u53f7\u4f20\u8f93\u7684\u7f51\u7edc\u653b\u51fb\uff0c\u4fdd\u969c\u4fe1\u53f7\u7684\u5b89\u5168\u4f20\u8f93\u3002<\/p>\n\n\n\n\n

\u516d\u3001\u6848\u4f8b\u5206\u6790<\/p>\n\n\n\n\n

\u4ee5\u67d0\u5927\u578b\u5e7f\u64ad\u7535\u89c6\u673a\u6784\u4e3a\u4f8b\uff0c\u5728\u91c7\u7528\u57fa\u4e8eeBPF\u7684\u4e91\u6749\u7f51\u7edc\u89e3\u51b3\u65b9\u6848\u4e4b\u524d\uff0c\u7ecf\u5e38\u9762\u4e34\u4fe1\u53f7\u5361\u987f\u3001\u753b\u9762\u6a21\u7cca\u7b49\u95ee\u9898\uff0c\u89c2\u4f17\u6295\u8bc9\u7387\u8f83\u9ad8\u3002\u5f15\u5165\u8be5\u65b9\u6848\u540e\uff0c\u901a\u8fc7\u5b9e\u65f6\u7684\u7f51\u7edc\u6d41\u91cf\u76d1\u6d4b\u548c\u667a\u80fd\u5206\u53d1\uff0c\u4fe1\u53f7\u4f20\u8f93\u8d28\u91cf\u5f97\u5230\u4e86\u663e\u8457\u63d0\u5347\uff0c\u5361\u987f\u73b0\u8c61\u660e\u663e\u51cf\u5c11\uff0c\u89c2\u4f17\u6ee1\u610f\u5ea6\u5927\u5e45\u63d0\u9ad8\u3002<\/p>\n\n\n\n\n

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