{"image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fslankdev.hatenablog.com%2Fentry%2F2017%2F04%2F30%2F170118\" title=\"Linux Network Stack Debugging using eBPF - \u9ad8\u901f\u901a\u4fe1\u8a08\u7b97\u7814\u7a76\u6240\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","height":"190","type":"rich","url":"https://slankdev.hatenablog.com/entry/2017/04/30/170118","author_name":"slankdev","provider_name":"Hatena Blog","provider_url":"https://hatena.blog","blog_title":"\u9ad8\u901f\u901a\u4fe1\u8a08\u7b97\u7814\u7a76\u6240","categories":[],"description":"\u3068\u308a\u3042\u3048\u305aLinux Kernel\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30bf\u30c3\u30af\u306e\u30c7\u30d0\u30c3\u30b0/\u30c8\u30ec\u30fc\u30b9\u3092\u3057\u3066\u307f\u3088\u3046\u3068\u601d\u3046\u3002 Bcc\u3092\u7528\u3044\u305f\u30c8\u30ec\u30fc\u30b9\u624b\u9806 \u30c7\u30d0\u30c3\u30b0\u5bfe\u8c61\u3092\u6c7a\u3081\u308b hook\u30dd\u30a4\u30f3\u30c8 trace\u5185\u5bb9 \u305d\u308c\u306b\u5bfe\u3057\u3066\u5fc5\u8981\u306a\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u66f8\u304f (bcc, bpf, python, c) \u30b9\u30af\u30ea\u30d7\u30c8\u3092\u52d5\u304b\u3057\u3066Trace\u3092\u78ba\u8a8d\u3059\u308b \u4eca\u56de\u306f\u4f8b\u3068\u3057\u3066af_packet socket\u3067\u958b\u3044\u305fsocket\u3067\u306epacket\u9001\u4fe1\u3092trace\u3057\u3066\u3001\u3069\u306e\u3088\u3046\u306apacket\u304c \u9001\u4fe1\u3055\u308c\u3066\u3044\u308b\u306e\u304b\u3092\u3057\u3089\u3079\u3066\u307f\u308b. \u307e\u305f, trace\u958b\u59cb\u6642\u304b\u3089\u3069\u308c\u3060\u3051\u30d1\u30b1\u30c3\u30c8\u3092\u9001\u4fe1\u3057\u305f\u304b\u3082\u30ab\u30a6\u30f3\u30c8\u3059\u308b\u3002 \u307e\u3068\u3081\u308b\u3068\u4ee5\u4e0b\u3088\u3046\u306a\u5185\u5bb9\u306b\u306a\u308b\u3002 packet_send\u2026","published":"2017-04-30 17:01:18","title":"Linux Network Stack Debugging using eBPF","width":"100%","blog_url":"https://slankdev.hatenablog.com/","version":"1.0","author_url":"https://blog.hatena.ne.jp/slankdev/"}