[B! tuning] decoy2004ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

decoy2004 id:decoy2004

tuningã«é–¢ã™ã‚‹decoy2004ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (4)

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decoy2004 2014/09/08
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OS

server

linux

java

performance

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21. Java Mission Control â€¢ Oracle JDK7u40ä»¥é™ æ¨™æº–ã§ã¤ã„ã¦ãã‚‹ â€¢ FlightRecorderã¨ã®é€£æºãŒå¼·åŠ› â€¢ ãƒˆãƒªã‚¬ãƒ¼æ©Ÿèƒ½ â€¢ CPUä½¿ç”¨çŽ‡ãŒé–¾å€¤ã‚’è¶…ãˆãŸã‚‰ãƒ¡ãƒ¼ãƒ«ã™ ã‚‹ãªã© 22. Flight Recorderã£ã¦ â€¢ JVM, OS, Javaã‚¢ãƒ—ãƒªã®æƒ…å ±ã‚’åŽé›†ãƒ»è“„ç© â€¢ ä½•ã‚‰ã‹ã®ãƒˆãƒªã‚¬ãƒ¼ã§ãã®æƒ…å ±ã‚’å‡ºåŠ›ã§ãã‚‹ â€¢ JVMã®ä¸ã«çµ„ã¿è¾¼ã¾ã‚Œã¦ã„ã‚‹ãŸã‚ã‚ªãƒ¼ãƒãƒ¼ ãƒ˜ãƒƒãƒ‰ãŒå°‘ãªã„(Oracleç¤¾æ›°ã1%æœªæº€) â€¢ -XX:+UnockComercialFeatures -XX: +FlightRecorder â€¢ å•†ç”¨åˆ©ç”¨ã®å ´åˆã¯æœ‰å„Ÿ
decoy2004 2014/04/08
java

jvm

slideshare

performance

tuning
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Devsã®å¸¸è˜ã€DBAã¯éžå¸¸è˜
1. MySQL Admin ãŒè¦‹ãŸ Devs ã®å¸¸è˜ã€ DBA ã¯éžå¸¸è˜ 2013/09/14 yoku0825@MyNA PHP Conference 2013 2. ï¼¼ã“ã‚“ã«ã¡ã¯ï¼ï¼ â— yoku0825 â— ã¨ã‚ã‚‹ä¼æ¥ã® DBA â— MySQL æ´ 5 å¹´ãã‚‰ã„ â— ã‚ªãƒ©ã‚¯ã‚Œãªã„ â— ãƒã‚¹ã‚°ã‚Œãªã„ â— å«ã®å¤« â— ã›ãŒã‚Œã®çˆ¶ â— æ—¥æœ¬ MySQL ãƒ¦ãƒ¼ã‚¶ä¼š (MyNA) ã®ã‚¹ãƒ™ã‚Šæ‹…å½“ 3. ï¼¼ã—ã‚ƒã¹ã‚‹ã“ã¨ï¼ï¼ â— æ—¥å¸¸çš„ã« MySQL ã®ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã«è§¦ã‚Œã‚‹å¤‰æ…‹ DBA ãŒãƒ•ãƒ„ãƒ¼ã® Devs ã«æŠ•ã’ãŸæ„›ã®ãƒžã‚µã‚«ãƒªé›† ( ã®ã¤ã‚‚ã‚Š ) â— ã‚¦ãƒã®é–‹ç™ºè¨€èªžã¯ PHP > Java >> Ruby ã‚‰ã—ã„ã§ã™ â— ã‚¦ãƒã§ã¯ DBA ãŒã‚µãƒ¼ãƒãƒ¼ã®æ§‹ç¯‰ã€ Devs ãŒè¨è¨ˆãƒ» ãƒ†ãƒ¼ãƒ–ãƒ«æ§‹ç¯‰ãƒ»é‹å–¶ã€ DBA ã¯ãƒˆãƒ©ãƒ–ãƒ«ã‚·ãƒ¥ãƒ¼ãƒˆã‚„æ”¹ å–„ææ¡ˆ ( é‹ç”¨ ) ã€ã¨ã„ã†ã‚µã‚¤ã‚¯ãƒ«ã§å›žã—ã¦ã„ã¾ã™ã€‚
decoy2004 2014/04/04
ã€ŽMySQL ã¯ã‚¢ãƒ›ã®åã€

mysql

database

Slideshare

performance

ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°

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Java 7 CMS GCã®åŸºæœ¬çš„ãªæƒ…å ±ã®æ•´ç† - nekop's blog
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decoy2004 2014/03/29
java

GC

CMS

JVM

tuning

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