[B! performance] typesterã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

typester id:typester

performanceã«é–¢ã™ã‚‹typesterã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (18)

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AWS X-Ray ã«ã‚ˆã‚‹ ISUCON8 æœ¬é¸å•é¡Œã®è§£æž - é…’æ—¥è¨˜ ã¯ã¦ãªæ”¯åº—
ISUCON8 ã®æœ¬é¸å•é¡Œã¯ã€ç«¶æŠ€è€…ãŒã‚³ãƒ³ãƒˆãƒãƒ¼ãƒ«ã§ããªã„å¤–éƒ¨ API å‘¼ã³å‡ºã—ã‚’å¤šæ•°å«ã‚“ã å‡ºé¡Œå†…å®¹ã§ã—ãŸã€‚ è¬›è©•ã§ã¯ã€ ã‚µãƒ¼ãƒ“ã‚¹ã®ç‰¹æ€§ã‚’é©åˆ‡ã«åˆ†æžã—ãŸä¸Šã§ã€ã¾ã¨ã‚ã‚‹ã¨ã“ã‚ã¯ã¾ã¨ã‚ãŸã‚Šã€é…å»¶ã•ã›ã‚‹ã¨ã“ã‚ã¯é…å»¶ã•ã›ã‚‹ãªã© â€¦â€¦ã¨ã•ã‚‰ã£ã¨æ›¸ã‹ã‚Œã¦ã„ã¾ã™ãŒã€å®Ÿéš›ãã‚“ãªã“ã¨ã‚’çŸæ™‚é–“ã§åˆ†æžã™ã‚‹ã“ã¨ã¯å¯èƒ½ãªã®ã‹ã‚ˆï¼ã¨ã„ã†è©±é¡ŒãŒç«¶æŠ€å¾Œã®æ‡‡è¦ªä¼šã§ã‚‚ã‚ã£ãŸã®ã§ã€ãã‚Œ AWS X-Ray ã§ã§ãã‚‹ã‚ˆã€ã¨ã„ã†ã‚¨ãƒ³ãƒˆãƒªã‚’ã¾ã¨ã‚ã¦ãŠããŸã„ã¨æ€ã„ã¾ã™ã€‚ ä»Šå›žã®è§£æžã¯ Perl ç‰ˆã®åˆæœŸå®Ÿè£…ã«å¯¾ã—ã¦è¡Œã£ãŸã‚‚ã®ã§ã™ãŒã€ãªãœ Perl ã‹ã¨ã„ã†ã¨ AWS ã®å…¬å¼ SDK ã«ãªã„ X-Ray é–¢é€£ã® CPAN ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã‚’è‡ªåˆ†ãŒæ›¸ã„ã¦ã„ã‚‹ã®ã§ã€ãã®å®£ä¼ã‚‚å…¼ãã¦ã„ã¾ã™ã€‚(blogã‚¨ãƒ³ãƒˆãƒªæ›¸ã„ã¦ãªã‹ã£ãŸ) AWS::XRay Plack::Middleware::XRay Devel::KYTProf::Logger::XRay
typester 2018/10/29
webdev

performance

aws

awsxray

todescribe
ãƒªãƒ³ã‚¯
http://www.bytearray.org/?p=2195
typester 2010/10/04
flash

performance

osx

future
ãƒªãƒ³ã‚¯
Load from NIB or construct views in code: which is faster?
Please note: this article is part of the older "Objective-C era" on Cocoa with Love. I don't keep these articles up-to-date; please be wary of broken code or potentially out-of-date information. Read "A new era for Cocoa with Love" for more. You don't have to look far to find people suggesting that constructing views in code will increase the speed of your program. Since interface performance is a
typester 2010/03/02
iphonedev

performance
ãƒªãƒ³ã‚¯
http://d.hatena.ne.jp/tokuhirom/20081206/1228567506
typester 2008/12/07
perl

cpan

performance
ãƒªãƒ³ã‚¯
https://labs.cybozu.co.jp/blog/kazuho/archives/2008/10/web_service_on_ssd.php
typester 2008/10/29
ãƒ©ãƒ³ãƒ€ãƒ ãƒªãƒ¼ãƒ‰ãŒé‡è¦–ã•ã‚Œã‚‹å±€é¢ã§ã¯USBãƒ¡ãƒ¢ãƒªã§ã™ã‚‰HDDã‚ˆã‚Šã¯ã‚„ã‹ã£ãŸã‚Šã™ã‚‹ã‚‰ã—ã„ã€‚ã¸ã‡

linux

performance

ssd
ãƒªãƒ³ã‚¯
http://d.hatena.ne.jp/tokuhirom/20081018/1224340810
typester 2008/10/20
programming

c

performance
ãƒªãƒ³ã‚¯
http://www.bytearray.org/?p=290
typester 2008/10/04
flash

as3

performance
ãƒªãƒ³ã‚¯
Nginx and Memcached, a 400% boost! - igvita.com
By Ilya Grigorik on February 11, 2008 If web architectures, performance, or scalability are topics you would like to keep on top of (who doesn't!), then chances are, you've heard of Nginx ("engine x"). Originally developed by Igor Sysoev for rambler.ru (second largest Russian web-site), it is a high-performance HTTP server / reverse proxy known for its stability, performance, and ease of use. The
typester 2008/02/12
httpd

performance

nginx
ãƒªãƒ³ã‚¯
blog.keitap.com: FFFFOUNDã¨noatime
ã‚¹ã‚±ãƒ¼ãƒ©ãƒ–ãƒ«Webã‚µã‚¤ãƒˆã‚’èªã‚“ã§ãŸã‚‰noatimeã®äº‹ãŒæ›¸ã„ã¦ã‚ã£ãŸã®ã§ã€ç”»åƒã‚’ä¿å˜ã—ã¦ã‚‹ãƒ‡ã‚£ã‚¹ã‚¯ã‚’noatimeã§ãƒžã‚¦ãƒ³ãƒˆã—ç›´ã—ãŸã‚‰ãƒãƒ¼ãƒ‰ã‚¢ãƒ™ãƒ¬ãƒ¼ã‚¸ã¨Diskã®I/OãŒãˆã‚‰ã„ä¸‹ãŒã£ãŸã€‚ (é€”ä¸ã€ãƒ‡ãƒ¼ã‚¿ãŒå–ã‚Œã¦ãªã„éƒ¨åˆ†ãŒã‚ã‚Šã¾ã™ãŒã€ã‚µãƒ¼ãƒãŒãƒ€ã‚¦ãƒ³ã—ã¦ãŸã‚ã‘ã§ã¯ãªãã¦å˜ã«ç›£è¦–ãŒã†ã¾ãã„ã£ã¦ãªã‹ã£ãŸ) å†ãƒžã‚¦ãƒ³ãƒˆæ™‚ã®ã‚³ãƒžãƒ³ãƒ‰: mount -o noatime,remount,rw /dev/sda2 ç”»åƒé…ä¿¡ã®ã‚ãƒ£ãƒƒã‚·ãƒ¥ã‚µãƒ¼ãƒã®æ–¹ã‚‚åŒã˜ãnoatimeã§ãƒžã‚¦ãƒ³ãƒˆã—ã¦ã¿ãŸã‘ã©ã€ãã£ã¡ã¯Squidä½¿ã£ã¦ã‚‹ã®ã§ã‚ãƒ£ãƒƒã‚·ãƒ¥ãŒå˜ä¸€ã®ãƒ•ã‚¡ã‚¤ãƒ«ã®ç‚ºåŠ¹æžœã¯ãªã—ã€‚ çµè«–ã¨ã—ã¦ã¯ã€å¤§é‡ã®ãƒ•ã‚¡ã‚¤ãƒ«ã‚’ä¿æœ‰ã—ã¦ã‚‹å ´åˆã¯noatimeã®åŠ¹æžœã¯çµ¶å¤§ã ã¨ã€‚
typester 2008/02/12
linux

io

performance
ãƒªãƒ³ã‚¯
Performance gotcha of MySQL memory tables
All of Perconaâ€™s open-source software products, in one place, to download as much or as little as you need.
typester 2008/02/05
mysql

memory

performance
ãƒªãƒ³ã‚¯
CSS Sprite Generator, Editor, and Code
What are CSS Sprites CSS sprites are a way to reduce the number of HTTP requests made for image resources referenced by your site. Images are combined into one larger image at defined X and Y coorindates. Having assigned this generated image to relevant page elements the background-position CSS property can then be used to shift the visible area to the required component image. This technique can
typester 2007/10/03
webservice

http

performance
ãƒªãƒ³ã‚¯
ç”»åƒã®HTTPãƒªã‚¯ã‚¨ã‚¹ãƒˆã‚’CSSã‚’ä½¿ã£ã¦è»½æ¸›ã™ã‚‹"CSS Sprite Generator" | ã‚¨ãƒ³ã‚¿ãƒ¼ãƒ—ãƒ©ã‚¤ã‚º | ãƒžã‚¤ã‚³ãƒŸã‚¸ãƒ£ãƒ¼ãƒŠãƒ«
Ed Eliotæ°ãŠã‚ˆã³Stuart Colvilleæ°ã¯9æœˆ28æ—¥(ãƒ‰ã‚¤ãƒ„æ™‚é–“)ã€Webãƒšãƒ¼ã‚¸ã«ãŠã‘ã‚‹ç”»åƒã®èªã¿è¾¼ã¿ã‚ªãƒ¼ãƒãƒ¼ãƒãƒ¼ãƒ‰ã‚’è»½æ¸›ã™ã‚‹ãŸã‚ã®ãŠã‚‚ã—ã‚ã„å–ã‚Šçµ„ã¿ã‚’Webã‚µãƒ¼ãƒ“ã‚¹ã€ŒCSS Sprite Generatorã€ã¨ã—ã¦å…¬é–‹ã—ãŸã€‚ãƒšãƒ¼ã‚¸ã‚’èªã¿è¾¼ã‚€å ´åˆã€ç”»åƒã‚’è¦æ±‚ã™ã‚‹HTTPãƒªã‚¯ã‚¨ã‚¹ãƒˆãŒç™ºè¡Œã•ã‚Œã‚‹ã‚ã‘ã ãŒã€ã€ŒCSS Sprite Generatorã€ã¯ãã®è¦æ±‚æ•°ã‚’ä½Žæ¸›ã•ã›ã‚ˆã†ã¨ã™ã‚‹ã‚‚ã®ã ã€‚ ãƒšãƒ¼ã‚¸ãŒç”»åƒã‚’å¤šãå«ã‚“ã§ã„ã‚‹å ´åˆã€ç”»åƒã‚’å–å¾—ã™ã‚‹ãŸã‚ã®HTTPãƒªã‚¯ã‚¨ã‚¹ãƒˆãŒå¤§é‡ã«Webãƒ–ãƒ©ã‚¦ã‚¶ã‹ã‚‰ç™ºè¡Œã•ã‚Œã‚„ã™ããªã‚‹ã€‚ã“ã®HTTPãƒªã‚¯ã‚¨ã‚¹ãƒˆã‚’è»½æ¸›ã™ã‚‹ãŸã‚ã«ã€ãƒšãƒ¼ã‚¸ã§ä½¿ã‚ã‚Œã¦ã„ã‚‹ç”»åƒã‚’ã²ã¨ã¤ã®å¤§ããªç”»åƒã«ãƒžãƒ¼ã‚¸ã—ã¦ã—ã¾ã„ã€ã‹ã‚ã‚Šã«CSSã®æ©Ÿèƒ½ã‚’ä½¿ã£ã¦ãƒžãƒ¼ã‚¸ã•ã‚ŒãŸç”»åƒã‹ã‚‰å¿…è¦ãªéƒ¨åˆ†ã ã‘ã‚’è¡¨ç¤ºã—ã‚ˆã†ã¨ã„ã†ã®ãŒCSS Sprite Generatorã§ã®ç™ºæƒ³ã ã€‚ CSS Sprite Generat
typester 2007/10/03
ã‚ããã†ã„ã†ã“ã¨ã ã£ãŸã®ã‹

http

performance

image
ãƒªãƒ³ã‚¯
ã€ãƒ¬ãƒãƒ¼ãƒˆã€‘é«˜é€ŸåŒ–ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã®å‚ç…§å®Ÿè£…ã¨ã—ã¦ã‚‚æ´»ç”¨ã•ã‚Œã‚‹ã€ŒVarnishã€ (1) OSã®æ©Ÿèƒ½ã‚’ãƒ•ãƒ«æ´»ç”¨ã—ã¦HTTPã‚µãƒ¼ãƒã®å‹•ãã‚’é«˜é€ŸåŒ–ã™ã‚‹HTTPã‚¢ã‚¯ã‚»ãƒ©ãƒ¬ãƒ¼ã‚¿ | ã‚¨ãƒ³ã‚¿ãƒ¼ãƒ—ãƒ©ã‚¤ã‚º | ãƒžã‚¤ã‚³ãƒŸã‚¸ãƒ£
OSã®æ©Ÿèƒ½ã‚’ãƒ•ãƒ«æ´»ç”¨ã—ã¦HTTPã‚µãƒ¼ãƒã®å‹•ãã‚’é«˜é€ŸåŒ–ã™ã‚‹HTTPã‚¢ã‚¯ã‚»ãƒ©ãƒ¬ãƒ¼ã‚¿ Varnishã¨ã„ã†ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã‚’ã”å˜çŸ¥ã ã‚ã†ã‹ã€‚Varnishã¯ã€2006å¹´9æœˆ20æ—¥(ãƒŽãƒ«ã‚¦ã‚§ãƒ¼æ™‚é–“)ã«ãƒãƒ¼ã‚¸ãƒ§ãƒ³ 1.0ãŒãƒªãƒªãƒ¼ã‚¹ã•ã‚ŒãŸã€æ¯”è¼ƒçš„æ–°ã—ã„HTTPã‚¢ã‚¯ã‚»ãƒ©ãƒ¬ãƒ¼ã‚¿ã§ã‚ã‚‹ã€‚é–‹ç™ºè¨€èªžã¯Cè¨€èªžã§ã€é«˜é€Ÿã«å‹•ä½œã™ã‚‹ã¨ã„ã†ç‰¹å¾´ãŒã‚ã‚‹ã€‚ä»¥å‰ç™ºè¡¨ã•ã‚ŒãŸApache 3.0æ§‹æƒ³ã«ãŠã„ã¦Varnishã®VCL(Varnish Config Language)ã®æŽ¡ç”¨ãŒæ¤œè¨Žã•ã‚Œã‚‹ãªã©ã€ç¾åœ¨ã€å¤šãã®é–‹ç™ºè€…ã®é–“ã§æ³¨ç›®ã‚’é›†ã‚ã¦ã„ã‚‹ã€‚ã¾ãŸã€ä»Šæœˆ20æ—¥(æ±éƒ¨æ¨™æº–æ™‚)ã«ã¯ãƒãƒ¼ã‚¸ãƒ§ãƒ³ 1.0.4ãŒãƒªãƒªãƒ¼ã‚¹ã•ã‚ŒãŸã»ã‹ã€9æ—¥(ãƒŽãƒ«ã‚¦ã‚§ãƒ¼æ™‚é–“)ã«ã¯æ¬¡æœŸãƒ¡ã‚¸ãƒ£ãƒ¼ç‰ˆã¨ã¿ã‚‰ã‚Œã‚‹Varnish 2.0ã®é–‹ç™ºãŒé–‹å§‹ã•ã‚ŒãŸã“ã¨ãŒå…¬å¼ã«ç™ºè¡¨ã•ã‚Œã¦ã„ã‚‹ã€‚ Varnishã¯ã€FreeBSD 6ç³»ã¨Linux 2.6ç³»ã‚’å‹•ä½œãƒ—ãƒ©ãƒƒãƒˆãƒ•ã‚©ãƒ¼ãƒ ã¨ã—ã¦æƒ³å®šã—ã¦
typester 2007/07/25
http

performance

server
ãƒªãƒ³ã‚¯
Return of the HTTP overhead delay â€“ this time without a server side component | Christian Heilmann
Return of the HTTP overhead delay â€“ this time without a server side component Following my post yesterday about delaying the loading of avatar images to cut down on HTTP requests I was wondering if there is a way to do this without having to resort to a server side solution. In short, there is. Check out the demo page to see the script in action, and download delayHTTPoverhead.js to use in your ow
typester 2007/07/12
ç”»åƒé…å»¶ãƒãƒ¼ãƒ‰js

javascript

httpd

performance

idea
ãƒªãƒ³ã‚¯
holsman.net
This domain may be for sale!
typester 2007/07/10
é™çš„ãƒ•ã‚¡ã‚¤ãƒ«ã‚’ã²ã¨ã¾ã¨ã‚ã«

httpd

apache

performance
ãƒªãƒ³ã‚¯
IBM - United States
typester 2007/03/26
linux

memory

performance
ãƒªãƒ³ã‚¯
Faster Web 2.0 - lighty's life
In Faster FastCGI I talked about using temp-files in /dev/shm to reduce the overhead of large FastCGI requests. Robert implemented it right away and it is available in the latest pre-release Woken up far too early and having the first coffee I shared some ideas on how this could be useful to accelerate AJAX based applications. Large Response content Robert already did some benchmarking and it look
typester 2006/12/19
fastcgi

lighttpd

fastcgi

performance
ãƒªãƒ³ã‚¯
http://www.lifespree.com/modperl
typester 2006/08/07
todescribe

perl

mod_perl

performance
ãƒªãƒ³ã‚¯
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