[B! tuning] hiroyukimã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

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tuningã«é–¢ã™ã‚‹hiroyukimã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (5)

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Etsukata blog: FreakOut DSP å…¥æœã‚µãƒ¼ãƒã® CPU ä½¿ç”¨çŽ‡ã‚’ 30% å‰Šæ¸›ã™ã‚‹ Performance Tuning
ã¯ã˜ã‚ã« å‹¤å‹™å…ˆã® FreakOut ç¤¾ã§ã¯ RTB ã§åºƒå‘Šæž ã‚’è²·ã„ä»˜ã‘ã‚‹ DSP ã®é–‹ç™ºãƒ»é‹ç”¨ã‚’è¡Œã£ã¦ã„ã¾ã™ã€‚RTB ã¨ã¯ã€ã‚¤ãƒ³ã‚¿ãƒ¼ãƒãƒƒãƒˆåºƒå‘Šã®ã‚¤ãƒ³ãƒ—ãƒ¬ãƒƒã‚·ãƒ§ãƒ³ãŒç”Ÿã˜ã‚‹æ¯Žã«ã€åºƒå‘Šæž ã®ç«¶äº‰å…¥æœã‚’è¡Œã†ä»•çµ„ã¿ã§ã™ã€‚ DSP ã¨ã¯ã€ RTB ã«ãŠã„ã¦ã€ç«¶äº‰å…¥æœã‚’ã™ã‚‹å´ã®ã‚·ã‚¹ãƒ†ãƒ ã«ãªã‚Šã¾ã™ã€‚åºƒå‘Šæž /åºƒå‘Šã‚’è¦‹ã¦ã„ã‚‹äºº ã«å¯¾ã—ã€æœ€é©ãªåºƒå‘Šã‚’ã€æœ€é©ãªã‚¿ã‚¤ãƒŸãƒ³ã‚°ã§å±Šã‘ã‚‹æ©Ÿèƒ½ã‚’åºƒå‘Šä¸»ã«æä¾›ã™ã‚‹ä»•çµ„ã¿ã§ã™ã€‚ FreakOut DSP ã¯æœ€é©ãªåºƒå‘ŠæŽ¢ç´¢ãƒ»å…¥æœä¾¡æ ¼èª¿æ•´ã®ãŸã‚ã€éžå¸¸ã«å¤šãã®ãƒ‡ãƒ¼ã‚¿ã‚’å‚ç…§ã—ã€æ²¢å±±ã®æ¼”ç®—å‡¦ç†ã‚’è¡Œã„ã¾ã™ã€‚åºƒå‘Šã‚’è¦‹ã¦ã„ã‚‹äººãŒéŽåŽ»ã«ã‚¢ã‚¯ã‚»ã‚¹ã—ãŸ Web ãƒšãƒ¼ã‚¸ã®æƒ…å ±ã‚„æ¤œç´¢ãƒ¯ãƒ¼ãƒ‰ã€ã•ã‚‰ã« åºƒå‘ŠãŒã‚¯ãƒªãƒƒã‚¯ã•ã‚Œã‚‹äºˆæ¸¬ç¢ºçŽ‡(éŽåŽ»ã®ãƒã‚°ã‹ã‚‰æ©Ÿæ¢°å¦ç¿’ã§ç®—å‡º) ãªã©ã‚’å‚ç…§ã—ã€å…¥æœä¾¡æ ¼ã‚’æ±ºå®šã™ã‚‹ã®ã§ã™ã€‚ãã®ãŸã‚ã€DSP ã§å…¥æœã‚’æ‹…å½“ã™ã‚‹ã‚µãƒ¼ãƒã¯ CPU ãŒãƒœãƒˆãƒ«ãƒãƒƒã‚¯ã«ãªã£ã¦ãŠã‚Šã€å°æ•°ã‚‚æ•°ç™¾å°ã«åµ©ã‚“ã§ã„ã¾ã™ã€‚
hiroyukim 2015/07/16
cpu

performance

linux

tuning
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é‹ç”¨ã‚’æ¥½ã«ã™ã‚‹ãŸã‚ã®ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã‚³ãƒ¼ãƒ‰ã‚’æ›¸ãã¨ã„ã†ã“ã¨ : sonots:blog
hiroyukim 2015/05/18
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tuning
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nginxã®ãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ã¨h2o - Qiita
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hiroyukim 2015/04/30
linux

h2o

nginx

performance

server

tuning
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Linuxã§ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µã‚„ã‚ãƒ£ãƒƒã‚·ãƒ¥ã‚µãƒ¼ãƒã‚’ãƒžãƒ«ãƒã‚³ã‚¢ã‚¹ã‚±ãƒ¼ãƒ«ã•ã›ã‚‹ãŸã‚ã®ã‚«ãƒ¼ãƒãƒ«ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚° - ã‚†ã†ã†ããƒ–ãƒã‚°
æœ¬è¨˜äº‹ã®å…¬é–‹å¾Œã®2016å¹´7æœˆã«ã¯ã¦ãªã«ãŠã‘ã‚‹ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°äº‹ä¾‹ã‚’ç´¹ä»‹ã—ãŸã€‚ ã¯ã¦ãªã«ãŠã‘ã‚‹Linuxãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã‚¹ã‚¿ãƒƒã‚¯ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹æ”¹å–„ / Linux network performance improvement at hatena - Speaker Deck HAProxy ã‚„ nginx ãªã©ã®ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µã‚„ãƒªãƒãƒ¼ã‚¹ãƒ—ãƒã‚ã‚·ã€memcached ãªã©ã® KVS ã®ã‚ˆã†ãªé«˜ãƒ‘ã‚±ãƒƒãƒˆãƒ¬ãƒ¼ãƒˆã«ãªã‚Šã‚„ã™ã„ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã«ãŠã„ã¦ã€å˜ä¸€ã® CPU ã‚³ã‚¢ã«è² è·ãŒåã‚Šã€ãƒžãƒ«ãƒã‚³ã‚¢ã‚¹ã‚±ãƒ¼ãƒ«ã—ãªã„ã“ã¨ãŒã‚ã‚Šã¾ã™ã€‚ ä»Šå›žã¯ã€ã“ã®ã‚ˆã†ãªãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã«ãŠã„ã¦ CPU è² è·ãŒãƒžãƒ«ãƒã‚³ã‚¢ã‚¹ã‚±ãƒ¼ãƒ«ã—ãªã„ç†ç”±ã¨ã€ãƒžãƒ«ãƒã‚³ã‚¢ã‚¹ã‚±ãƒ¼ãƒ«ã•ã›ã‚‹ãŸã‚ã® Linux ã‚«ãƒ¼ãƒãƒ«ã®ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã‚¹ã‚¿ãƒƒã‚¯ã®ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°æ‰‹æ³•ã¨ã—ã¦ RFS (Receive Flow Steering) ã‚’
hiroyukim 2015/03/31
network

tuning

performance

kernel

cpu

Linux
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MySQLãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°
2. ï¼¼ã“ã‚“ã«ã¡ã¯ï¼ â— â— â— â— ã¨ã‚ã‚‹ä¼æ¥ã®ï¼¤ï¼¢ï¼¡ â— ã‚ªãƒ©ã‚¯ã‚Œãªã„ â— ãƒã‚¹ã‚°ã‚Œãªã„ â— ãƒžã‚¤ã‚¨ã‚¹ã‚ãƒ¥ãƒ¼ã‚¨ã‚‹ ãã®æ£ä½“ã¯ â— å«ã®å¤« â— ã›ãŒã‚Œã®çˆ¶ æ—¥æœ¬ MySQL ãƒ¦ãƒ¼ã‚¶ä¼š (MyNA) ã®ã™ã¹ã‚Šæ‹…å½“ #mysql_jp ã§ãƒ„ãƒƒã‚³ãƒŸã‚’ã„ãŸã ã‘ã‚‹ã¨å¹¸ã„
hiroyukim 2015/03/13
MySQL

slideshare

ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°

tuning

performance
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