{"published":"2009-05-19 05:17:25","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/moriyoshi/","author_name":"moriyoshi","blog_url":"https://moriyoshi.hatenablog.com/","provider_url":"https://hatena.blog","width":"100%","categories":["linux","epoll"],"type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmoriyoshi.hatenablog.com%2Fentry%2F20090519%2F1242764245\" title=\" epoll\u306e\u306a\u304b\u307f - moriyoshi\u306e\u65e5\u8a18\" 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","description":"\u3088\u304f C10K \u554f\u984c\u3068\u304b\u3044\u3063\u3066 epoll(7) \u306e\u8a71\u304c\u51fa\u3066\u304d\u3066 select(2) \u9045\u3044\u306d poll(2) \u9045\u3044\u306d\u3063\u3066\u306a\u308b\u3093\u3060\u3051\u3069\u3001\u6b63\u76f4\u306a\u3068\u3053\u308d\u3001\u3053\u308c\u3089\u306e\u30b7\u30b9\u30c6\u30e0\u30b3\u30fc\u30eb\u3092\u5b9f\u969b\u306b\u4f7f\u3063\u3066\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u3066\u307f\u305f\u3072\u3068\u306f\u3069\u306e\u304f\u3089\u3044\u3044\u308b\u306e\u3060\u308d\u3046\u3002\u307e\u3057\u3066\u3084 eventpoll \u304c\u4f55\u3084\u3063\u3066\u308b\u304b\u77e5\u3063\u3066\u3044\u308b\u4eba\u306f\u305d\u3093\u306a\u306b\u591a\u304f\u306a\u3044\u3093\u3058\u3083\u306a\u3044\u3060\u308d\u3046\u304b\u3002\u3082\u3046 O(n) \u3060\u306e O(1) \u3060\u306e\u3063\u3066\u7159\u306b\u5dfb\u304b\u308c\u308b\u306e\u3082\u3046\u3093\u3056\u308a\u3060\u3002\u3068\u3044\u3046\u308f\u3051\u3067\u30012.6.26 \u306e fs/eventpoll.c \u306e\u30b3\u30fc\u30c9\u3092\u8aad\u3093\u3067\u307f\u305f\u3002\u6b63\u76f4 Linux \u30ab\u30fc\u30cd\u30eb\u306b\u3059\u3054\u304f\u8a73\u3057\u3044\u308f\u3051\u3067\u3082\u306a\u3044\u306e\u3067\u3001\u8aa4\u308a\u304c\u3042\u3063\u305f\u3089\u9069\u5b9c\u7a81\u3063\u8fbc\u3093\u3067\u3082\u3089\u3048\u308b\u3068\u5e78\u3044\u3067\u3059\u3002\u524d\u63d0\u77e5\u8b58\u3068\u3057\u3066 \u2026","url":"https://moriyoshi.hatenablog.com/entry/20090519/1242764245","image_url":"http://cdn-ak.f.st-hatena.com/images/fotolife/m/moriyoshi/20090520/20090520042600.png","blog_title":"moriyoshi\u306e\u65e5\u8a18","title":" epoll\u306e\u306a\u304b\u307f","version":"1.0"}