{"url":"https://www.hacktotech.net/entry/bpf-performance-tools-4","blog_url":"https://www.hacktotech.net/","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.hacktotech.net%2Fentry%2Fbpf-performance-tools-4\" title=\"BPF\u672c\u3092\u8aad\u307f\u306a\u304c\u3089\u5b66\u30764 - HackToTech\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"HackToTech","version":"1.0","title":"BPF\u672c\u3092\u8aad\u307f\u306a\u304c\u3089\u5b66\u30764","type":"rich","author_name":"atr0phy","height":"190","author_url":"https://blog.hatena.ne.jp/atr0phy/","provider_url":"https://hatena.blog","categories":["bpf"],"description":"4\u7ae0\u3001BCC\u3068\u305d\u306e\u6a5f\u80fd\u306b\u95a2\u3057\u3066\u306e\u7d39\u4ecb\u304c\u4e3b\u306a\u611f\u3058\u3060\u3063\u305f \u76ee\u6b21 funccount stackcount trace argdist funccount \u30d1\u30bf\u30fc\u30f3\u306b\u30de\u30c3\u30c1\u3057\u305f\u30d5\u30a1\u30f3\u30af\u30b7\u30e7\u30f3\u3001\u30c8\u30ec\u30fc\u30b9\u30dd\u30a4\u30f3\u30c8\u3001USDT\u30d7\u30ed\u30fc\u30d6\u306e\u547c\u3073\u51fa\u3057\u3092\u30ab\u30a6\u30f3\u30c8\u3059\u308b \u983b\u5ea6\u306e\u9ad8\u3044\u30a4\u30d9\u30f3\u30c8\u3092\u53c2\u7167\u3055\u305b\u308b\u3068\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u304c\u5927\u304d\u304f\u306a\u308b(\u4f8b\u3048\u3070\u3001malloc(), free()) tcp_connect\u304c\u547c\u3073\u51fa\u3055\u308c\u305f\u304b\u3092\u78ba\u8a8d\u3059\u308b \u276f sudo /usr/share/bcc/tools/funccount tcp_connect Tracing 1 functions for \"tcp_connect\"... Hit Ctrl-\u2026","published":"2019-12-30 23:14:29","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/a/atr0phy/20191230/20191230231242.png","width":"100%"}