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ã€ŒISUCONã¦ã‚™å¦ãµã‚™ Webã‚¢ãƒ•ã‚šãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã®ãƒã‚šãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹å‘ä¸Šã®ã‚³ãƒ„ å®Ÿè·µç·¨ å®Œå…¨ç‰ˆã€ã‚’å…¬é–‹ã—ã¾ã—ãŸ - blog.nomadscafe.jp
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zsiarre 2014/08/23
isucon

tuning
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Everything I Ever Learned About JVM Performance Tuning @Twitter
Everything I Ever Learned About JVM Performance Tuning @Twitter AI-enhanced description The document outlines JVM performance tuning strategies, with a focus on reducing latency caused primarily by garbage collection. It covers various areas of optimization including memory footprint, lock contention, CPU usage, and I/O tuning, while highlighting the drawbacks of heavy frameworks like Thrift. Key s
zsiarre 2014/02/25
java

jvm

tuning

twitter
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Part 2: Lessons learned tuning TCP and Nginx in EC2 Â« Chartbeat Engineering Blog
Part 2: Lessons learned tuning TCP and Nginx in EC2 February 12th, 2014 by Justin EDIT 2/20/14: Updated to reflect correct response time metric In part 1 of our post, one of the it ems we discussed was our issues with using DNS as a load balancing solution. Â To recap, at the end of our last post we were still setup with Dynâ€™s load balancing solution and our servers were receiving a disproportionate
zsiarre 2014/02/20
tcp

tuning
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MySQLã®ãŸã‚ã®Linuxãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ãƒ’ãƒ³ãƒˆ | Yakst
Linuxã®MySQLã‚µãƒ¼ãƒã§æœ€ä½Žé™ã‚„ã£ã¦ãŠã‹ãªãã¦ã¯ãªã‚‰ãªã„ãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ã€ãƒ¡ãƒ¢ãƒªã€CPUã«é–¢ã™ã‚‹è¨å®šã®ãƒ¡ãƒ¢ã€‚ December 7, 2013 By Alexander Rubin æã‚‰ãã»ã¨ã‚“ã©ã®MySQL æœ¬ç•ªç’°å¢ƒã¯Linuxä¸Šã§å‹•ã„ã¦ã„ã‚‹ã“ã¨ã ã‚ã†ã€‚ãªã®ã§ã€MySQLã®ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ã‚’ä¸Šã’ã‚‹ã®ã«æœ‰ç”¨ãªã€æœ€ã‚‚é‡è¦ãªLinuxã®ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ã®ãŸã‚ã®ãƒ’ãƒ³ãƒˆã«ã¤ã„ã¦æ›¸ã“ã†ã¨æ±ºã‚ãŸã€‚ç‰¹ã«æ–°ã—ã„æƒ…å ±ã¯ãªãã¦ã€ã©ã‚Œã‚‚ã‚ˆãçŸ¥ã‚‰ã‚Œã¦ã„ã‚‹ã‚‚ã®ã§ã¯ã‚ã‚‹ãŒã€ãƒ–ãƒã‚°è¨˜äº‹ã«ã¾ã¨ã‚ã¦ã¿ã‚‹ã€‚ ãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ext4 (ã¾ãŸã¯xfs) ã‚’noatimeã‚ªãƒ—ã‚·ãƒ§ãƒ³ä»˜ãã§ãƒžã‚¦ãƒ³ãƒˆ ã‚¹ã‚±ã‚¸ãƒ¥ãƒ¼ãƒ©ã¯deadlineã‹noop # echo deadline >/sys/block/sda/queue/scheduler grub.confã«"elevator=deadline"ã‚’è¿½åŠ (è©³ç´°ã¯Linuxã‚¹ã‚±ã‚¸ãƒ¥ãƒ¼ãƒ©ã¨
zsiarre 2013/12/11
mysql

numa

cpu

tuning
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Everything I Ever Learned About JVM Performance Tuning @Twitter

Part 2: Lessons learned tuning TCP and Nginx in EC2 Â« Chartbeat Engineering Blog

MySQLã®ãŸã‚ã®Linuxãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ãƒ’ãƒ³ãƒˆ | Yakst

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

MySQLã®ãŸã‚ã®Linuxãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ãƒ’ãƒ³ãƒˆ | Yakst

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