イマドã‚ãªNetwork/IO
The document discusses techniques for improving network and I/O performance between the network interface card (NIC) and CPU. It describes technologies like TCP offloading, receive side scaling, and Intel I/O acceleration features that distribute processing load away from the CPU to improve throughput and reduce latency. Optimization goals include more efficiently handling interrupts and direct me
epollã®ãªã‹ã¿ - moriyoshiã®æ—¥è¨˜
よã C10K å•é¡Œã¨ã‹ã„ã£ã¦ epoll(7) ã®è©±ãŒå‡ºã¦ã㦠select(2) é…ã„ã poll(2) é…ã„ãã£ã¦ãªã‚‹ã‚“ã ã‘ã©ã€æ£ç›´ãªã¨ã“ã‚ã€ã“れらã®ã‚·ã‚¹ãƒ†ãƒ コールを実際ã«ä½¿ã£ã¦ã‚³ãƒ¼ãƒ‰ã‚’書ã„ã¦ã¿ãŸã²ã¨ã¯ã©ã®ãらã„ã„ã‚‹ã®ã ã‚ã†ã€‚ã¾ã—ã¦ã‚„ eventpoll ãŒä½•ã‚„ã£ã¦ã‚‹ã‹çŸ¥ã£ã¦ã„る人ã¯ãã‚“ãªã«å¤šããªã„ã‚“ã˜ã‚ƒãªã„ã ã‚ã†ã‹ã€‚もㆠO(n) ã ã® O(1) ã ã®ã£ã¦ç…™ã«å·»ã‹ã‚Œã‚‹ã®ã‚‚ã†ã‚“ã–ã‚Šã 。 ã¨ã„ã†ã‚ã‘ã§ã€2.6.26 ã® fs/eventpoll.c ã®ã‚³ãƒ¼ãƒ‰ã‚’èªã‚“ã§ã¿ãŸã€‚æ£ç›´ Linux カーãƒãƒ«ã«ã™ã”ã詳ã—ã„ã‚ã‘ã§ã‚‚ãªã„ã®ã§ã€èª¤ã‚ŠãŒã‚ã£ãŸã‚‰é©å®œçªã£è¾¼ã‚“ã§ã‚‚らãˆã‚‹ã¨å¹¸ã„ã§ã™ã€‚ å‰æ知è˜ã¨ã—㦠VFS モジュールãŒã©ã†ãªã£ã¦ã‚‹ã‹ã¨ã‹ã¯ Linuxã®FSモジュールを書ã„ã¦ã¿ã‚‹ Linuxã®FSモジュールを書ã„ã¦ã¿ã‚‹ (ãã®2) ã®ã‚½ãƒ¼ã‚¹ä¸ã®ã‚³ãƒ¡ãƒ³ãƒˆã‚’追ã£ã¦ã‚‚らãˆã‚Œã°ã¨ã€‚ ç™»å ´ã™ã‚‹æ§‹é€ 体 e
1
リリースã€éšœå®³æƒ…å ±ãªã©ã®ã‚µãƒ¼ãƒ“スã®ãŠçŸ¥ã‚‰ã›
最新ã®äººæ°—エントリーã®é…ä¿¡
処ç†ã‚’実行ä¸ã§ã™
j次ã®ãƒ–ックマーク
kå‰ã®ãƒ–ックマーク
lã‚ã¨ã§èªã‚€
eコメント一覧を開ã
oページを開ã
{{#tags}}- {{label}}
{{/tags}}