{"url":"https://w0.hatenablog.com/entry/20140307/1394139628","image_url":null,"blog_title":"w_o\u2019s diary","categories":[],"blog_url":"https://w0.hatenablog.com/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fw0.hatenablog.com%2Fentry%2F20140307%2F1394139628\" title=\" Linux \u3067 rdpmc - w_o\u2019s diary\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","version":"1.0","author_name":"w_o","provider_url":"https://hatena.blog","type":"rich","height":"190","title":" Linux \u3067 rdpmc","published":"2014-03-07 06:00:28","author_url":"https://blog.hatena.ne.jp/w_o/","description":"\u306a\u3093\u304b\u6614\u306f\u30e6\u30fc\u30b6\u7a7a\u9593\u3067rdpmc\u4f7f\u3048\u306a\u304b\u3063\u305f\u6c17\u304c\u3059\u308b\u306e\u3060\u3051\u3069\u3001\u4f7f\u3048\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u305f\u3002 (http://man7.org/linux/man-pages/man2/perf_event_open.2.html 3.4\u304b\u3089\u3068\u66f8\u3044\u3066\u3042\u308b) \u3061\u3087\u3063\u3068\u30eb\u30fc\u30d7\u306eIPC\u3068\u308a\u305f\u304b\u3063\u305f\u306e\u3067Instructions Retired\u3068\u308a\u305f\u304b\u3063\u305f\u306e\u3060\u3051\u3069\u3001\u30eb\u30fc\u30d7\u304c1000clk\u3068\u304b\u306a\u306e\u3067\u3001read\u3067\u8aad\u3080\u306e\u306f\u96e3\u3057\u304b\u3063\u305f\u3002\u304c\u3001 http://lxr.free-electrons.com/source/include/uapi/linux/perf_event.h#L359 \u306a\u3093\u304b\u9069\u5f53\u306b\u898b\u3066\u305f\u3089\u3053\u3093\u306a\u611f\u3058\u3067rdpmc\u4f7f\u3048\u2026","provider_name":"Hatena Blog"}