[B! lvs] Imagineerã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

Imagineer id:Imagineer

lvsã«é–¢ã™ã‚‹Imagineerã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (8)

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

${{author_name}}$
{{author_name}}{{created}}
{{ #comment }}{{ comment }}{{ /comment }}
- {{ label }}

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

DBã‚µãƒ¼ãƒãƒ¼ã®è² è·åˆ†æ•£
MySQLã‚¢ã‚¯ã‚»ã‚¹ã‚’è² è·åˆ†æ•£ã™ã‚‹ ãƒ¦ãƒ¼ã‚¶ãƒ¼ã‹ã‚‰ã®ã‚¢ã‚¯ã‚»ã‚¹æ•°ãŒéžå¸¸ã«å¤šã„Webã‚µã‚¤ãƒˆã«ãŠã„ã¦ã€MySQLã®SLAVEã‚µãƒ¼ãƒãƒ¼ã‚’è¤‡æ•°å°ä¸¦ã¹ã¦è² è·åˆ†æ•£ã•ã›ã‚‹ã¨ã„ã†ã“ã¨ãŒã‚ˆãè¡Œã‚ã‚Œã¦ã„ã¾ã™ã€‚ãŸã ã€Webã‚¢ã‚¯ã‚»ã‚¹ã®è² è·åˆ†æ•£ã¯ä¸€èˆ¬çš„ãªãƒ†ãƒ¼ãƒžãªã®ã§ã„ã‚ã„ã‚ãªã¨ã“ã‚ã§èªžã‚‰ã‚Œã¦ã„ã‚‹ã®ã«å¯¾ã—ã€DBã‚¢ã‚¯ã‚»ã‚¹ã®è² è·åˆ†æ•£ã¨ã„ã†ãƒ†ãƒ¼ãƒžã¯ä¸€èˆ¬çš„ã§ãªã„ã®ã‹ã‚ã¾ã‚Šèªžã‚‰ã‚Œã¦ã„ãªã„ã‚ˆã†ã«æ„Ÿã˜ã¾ã™ã€‚ DBã‚¢ã‚¯ã‚»ã‚¹ã‚’è² è·åˆ†æ•£ã™ã‚‹ã«ã‚ãŸã£ã¦ä¸€ç•ªè’ã£ã½ã„æ–¹æ³•ã¯ã€Webã‚µãƒ¼ãƒãƒ¼ä¸Šã®ãƒ—ãƒã‚°ãƒ©ãƒ ã®ä¸ã§ã©ã®SLAVEã‚µãƒ¼ãƒãƒ¼ã«æŽ¥ç¶šã™ã‚‹ã‹ã‚’ãƒ©ãƒ³ãƒ€ãƒ ã§æ±ºã‚ã‚‹æ–¹æ³•ã§ã™ã€‚ãƒ©ãƒ³ãƒ€ãƒ ã¨è¨€ã£ã¦ã‚‚é•·æ™‚é–“ã‚¢ã‚¯ã‚»ã‚¹ã—ã¦ã„ã‚‹ã¨ã»ã¼æŽ¥ç¶šå…ˆãŒå‡ç‰åŒ–ã•ã‚Œã‚‹ã®ã§ã€ä¸€è¦‹ã“ã®æ–¹æ³•ã§ã‚‚å•é¡Œãªã„ã‚ˆã†ã«è¦‹ãˆã¾ã™ã€‚ã—ã‹ã—ã“ã®æ–¹æ³•ã ã¨ã€æŽ¥ç¶šã—ã«è¡Œã“ã†ã¨ã—ãŸSLAVEã‚µãƒ¼ãƒãƒ¼ãŒé«˜è² è·ã‚‚ã—ãã¯ã‚µãƒ¼ãƒ“ã‚¹åœæ¢ä¸ã§ã‚ã£ã¦ã‚‚æ§‹ã‚ãšæŽ¥ç¶šã—ã«è¡Œã£ã¦ã—ã¾ã†ã¨ã„ã†å•é¡ŒãŒã‚ã‚Šã¾ã™ã€‚ ã“ã®ã‚ˆã†ãªå•é¡Œã‚’è§£æ±ºã™ã‚‹
Imagineer 2011/07/22
ã‚¢ã‚¯ã‚»ã‚¹

è² è·åˆ†æ•£

lvs

mysql

ã‚µãƒ¼ãƒãƒ¼

database

DB

linux
ãƒªãƒ³ã‚¯
ãƒ‡ã‚£ãƒ¬ã‚¯ã‚¿ãƒ¼ãŒçŸ¥ã£ã¦ãŠãã¹ãã‚µãƒ¼ãƒã«é–¢ã—ã¦ã®ã‚ã‚Œã“ã‚Œã€€ãã®1 : LINE Corporation ãƒ‡ã‚£ãƒ¬ã‚¯ã‚¿ãƒ¼ãƒ–ãƒã‚°
ã©ã†ã‚‚ã€2åº¦ç›®ã®ãƒ¦ãƒ†ã‚£ã§ã™ã€‚å‰å›žã‚ˆã‚Šã¯ã€è‹¥å¹²ãƒžã‚¸ãƒ¡ãªã“ã¨ã‚’æ›¸ãã¾ã™ã€‚ è‡ªåˆ†ã®æ‹…å½“ã—ã¦ã„ã‚‹ã‚³ãƒ³ãƒ†ãƒ³ãƒ„ã®ã‚µãƒ¼ãƒå°æ•°ãŒä½•å°ã§ã€ãã‚Œãžã‚Œã©ã‚“ãªå‹•ãã‚’ã—ã¦ã„ã‚‹ã®ã‹ã€ã¨ã„ã†ã“ã¨ã‚’æŠŠæ¡ã—ã¦ã„ã‚‹ã§ã—ã‚‡ã†ã‹ã€‚ã‚‚ã¡ã‚ã‚“ã€ãƒ‡ã‚£ãƒ¬ã‚¯ã‚¿ãƒ¼ãªã®ã§å®Ÿéš›ã‚µãƒ¼ãƒã‚’ç®¡ç†ã—ã¦ã„ã‚‹ã¨ã„ã†æ–¹ã¯å°‘ãªã„ã¨æ€ã„ã¾ã™ãŒã€ã‚µãƒ¼ãƒã®ã“ã¨ã‚’çŸ¥ã£ã¦ãŠãã“ã¨ã¯å¤§å¤‰æ„å‘³ã®ã‚ã‚‹ã“ã¨ã§ã™ã€‚ãã®ç†ç”±ã®ã²ã¨ã¤ã¯ã‚³ã‚¹ãƒˆç®¡ç†ã§ã™ã€‚ â– ã‚³ã‚¹ãƒˆç®¡ç† ãƒ©ã‚¤ãƒ–ãƒ‰ã‚¢ã¯è‡ªç¤¾ã§ãƒ‡ãƒ¼ã‚¿ã‚»ãƒ³ã‚¿ãƒ¼ï¼ˆIDCï¼‰ã‚’æŒã£ã¦ã„ã¾ã™ãŒã€ãªã«ã‹ã‚µãƒ¼ãƒ“ã‚¹ã‚’å§‹ã‚ã‚‹å ´åˆã«ã¯ã€æ–°ãŸã«è‡ªåˆ†ãŸã¡ã§ã‚µãƒ¼ãƒã‚’ç«‹ã¡ä¸Šã’ã‚‹ã‹ã€ã©ã“ã‹ã®IDCã§ã‚µãƒ¼ãƒã‚’å€Ÿã‚Šãªãã¦ã¯ã„ã‘ã¾ã›ã‚“ã€‚ã„ãšã‚Œã«ã—ã‚ã‚³ã‚¹ãƒˆãŒç™ºç”Ÿã™ã‚‹ã¨ã„ã†ã“ã¨ã§ã™ï¼ˆãƒ©ã‚¤ãƒ–ãƒ‰ã‚¢ã‚‚è‡ªç¤¾ã§ã¯ã‚ã‚Šã¾ã™ãŒã€ã‚³ã‚¹ãƒˆã¯ç™ºç”Ÿã—ã¦ã„ã¾ã™ï¼‰ã€‚ã‚µãƒ¼ãƒ“ã‚¹ã®å®‰å®šæ€§ã‚’é«˜ã‚ãŸã„ã¨ãã‚„ã€å¤§è¦æ¨¡ãªã‚µãƒ¼ãƒ“ã‚¹ã‚’æ§‹ç¯‰ã—ãŸã„ã¨ããªã©ã¯ã€ãã‚Œãªã‚Šã®å°æ•°ãŒæ¬²ã—ã„ã¨ã„ã†ã®ã‚‚å½“ç„¶ãªã®ã§ã™ãŒã€ã‚³ã‚¹ãƒˆã®é¢ã ã‘ã§è¦‹ã‚Œã°
Imagineer 2007/09/26
ã‚µãƒ¼ãƒ

server

ã‚µãƒ¼ãƒæ§‹ç¯‰

ã‚µãƒ¼ãƒç®¡ç†

LVS

livedoor

ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã‚µãƒ¼

è² è·åˆ†æ•£

è² è·å¯¾ç–
ãƒªãƒ³ã‚¯
è² è·åˆ†æ•£è¬›ç¿’ä¼š Apacheç·¨ | feedforce Engineers' blog
ã‚´ãƒ¼ãƒ« è² è·åˆ†æ•£ã®ã„ãã¤ã‹ã®æ–¹æ³•ã«é–¢ã—ã¦ç†è§£ã™ã‚‹ mod_proxy_balancerã«ã‚ˆã‚‹è² è·åˆ†æ•£ã‚¯ãƒ©ã‚¹ã‚¿ãŒæ§‹ç¯‰ã§ãã‚‹ åŸºç¤ŽçŸ¥è˜ç·¨ åŸºæœ¬çš„ãªè³‡æ–™ ä¸»ã«ã‚¯ãƒ©ã‚¹ã‚¿ã«ã‚ˆã‚‹è² è·åˆ†æ•£ã®è³‡æ–™ã€‚ - Apache ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ« mod_proxy_balancer - mod_proxy_balancerã§ä¸?å¤§è¦æ¨¡ã‚µãƒ¼ãƒãƒ¼é‹ç”¨ã™ã‚‹ã¨ãã®å‹˜æ‰€ - cyano ã‚ã¨ç¤¾å¤–ç§˜è³‡æ–™ã€‚ è² è·åˆ†æ•£ï¼Ÿ è¤‡æ•°å°ã®ã‚µãƒ¼ãƒã«ã‚¢ã‚¯ã‚»ã‚¹ã‚’åˆ†æ•£ã—ã¦ã€å€‹ã€…ã®ã‚µãƒ¼ãƒã«ã‹ã‹ã‚‹è² è·ã‚’æ¸›ã‚‰ã—ã€å…¨ä½“çš„ã«å‡¦ç†ã§ãã‚‹ã‚¢ã‚¯ã‚»ã‚¹ã‚’å¢—ã‚„ã™ã“ã¨ã€‚ ä»¥ä¸‹ã®ã‚ˆã†ãªã‚¢ãƒ—ãƒãƒ¼ãƒãŒã‚ã‚‹ã€‚ DNSãƒ©ã‚¦ãƒ³ãƒ‰ãƒãƒ“ãƒ³ DNSã§ã²ã¨ã¤ã®ãƒ›ã‚¹ãƒˆåã«è¤‡æ•°ã®IPã‚¢ãƒ‰ãƒ¬ã‚¹ã‚’å‰²ã‚Šå½“ã¦ã‚‹æ–¹æ³• ã‚·ãƒ³ãƒ—ãƒ« ã—ã‹ã—ãƒ€ã‚¦ãƒ³ã—ã¦ã„ã‚‹ãƒ›ã‚¹ãƒˆã«ã‚‚ã‚¢ã‚¯ã‚»ã‚¹ãŒæŒ¯ã‚Šåˆ†ã‘ã•ã‚Œã¦ã—ã¾ã† å†—é•·åŒ–ã¨ä½µç”¨ã§ãªã‚“ã¨ã‹ãªã‚‹ã‹ãªï¼Ÿ æ©Ÿèƒ½ã”ã¨ã«ãƒ›ã‚¹ãƒˆã‚’åˆ†å‰² ã‚¦ã‚§ãƒ–ã‚µãƒ¼ãƒã¨DBã‚µãƒ¼ãƒã®åˆ†å‰²ï¼ˆåŸºæœ¬éŽãŽã‚‹ãŒä¸€å¿œã“ã‚Œã‚‚è² è·åˆ†æ•£ï¼‰
Imagineer 2007/09/04
è² è·åˆ†æ•£

è² è·å¯¾ç–

é‹ç”¨

linux

loadbalance

lvs

mod_proxy_balancer

server

tips

ã‚µãƒ¼ãƒ
ãƒªãƒ³ã‚¯
2007-09-02
ã—ã°ã‚‰ãã¯ã€ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã¨ã‹ãã®è¾ºã®ãƒ¡ãƒ¢æ›¸ãã‚’ã—ã¦ã„ã“ã†ã¨æ€ã„ã¾ã™ã€‚ å½“é¢ã¯æ¥å‹™ã§ä½¿ã„å§‹ã‚ã¦ã„ã‚‹ã€PHPã¨ã‹ãã®å‘¨è¾ºã®ã“ã¨ã«ã¤ã„ã¦ã€‚ â‘ åŸºèª¿è¬›æ¼”(PHPã®å‹•å‘2007) PHP6.0ã®ãƒ¡ã‚¤ãƒ³ã¯Unicodeå¯¾å¿œ Unicodeå¯¾å¿œã«ä¼´ã„ã€mb_stringé–¢æ•°ã¯ã©ã†ãªã‚‹? PHP4ç³»ã¯ä»Šå¹´ä¸€æ¯ã§EOL(ä½†ã—ã€è‡´å‘½çš„ãªã‚»ã‚ãƒ¥ãƒªãƒ†ã‚£ãƒ›ãƒ¼ãƒ«ã«ã¤ã„ã¦ã¯2008/8ã¾ã§ã‚µãƒãƒ¼ãƒˆï¼‰ PHP4â†’5ç³»ã¸ã®ä»¥é™ã«ã¤ã„ã¦ã¯ã€ç‰¹ã«ã‚¯ãƒ©ã‚¹éƒ¨åˆ†ã®è¨˜è¿°ã«æ³¨æ„ã€‚PEARã®E_STRICTã¨ZendEngineã®äº’æ›ã€œã§ç§»è¡Œã«ä¼´ã†æ§‹æ–‡ãƒã‚§ãƒƒã‚¯ã‚’è¡Œã†ã€‚ ãƒ™ãƒ³ãƒãƒžãƒ¼ã‚¯ãƒ†ã‚¹ãƒˆã¯php_home/Zend/bench.phpã§è¨ˆæ¸¬å¯èƒ½ ã‚»ã‚ãƒ¥ãƒªãƒ†ã‚£ã«é–¢ã—ã¦ã¯ã€Œwww.hardened-php.netã€ã€Œwww.php-security.orgã€ã®è¾ºã‚Šã‚’å‚è€ƒã«ã€‚å¾Œè€…ã¯ãƒ¦ãƒ¼ã‚¶ã®æ³¨æ„å–šèµ·ã®ç‚ºã«ã€æ‚ªæ„ã®ã‚ã‚‹ã‚³ãƒ¼ãƒ‰ã‚’å…¬é–‹ã—ã¦ã„ãŸã“ã¨ã‚‚ã‚
Imagineer 2007/09/04
php

ã‚µãƒ¼ãƒæ§‹ç¯‰

ã‚µãƒ¼ãƒç›£è¦–

ã‚µãƒ¼ãƒç®¡ç†

linux

loadbalance

LVS

Nagios

CakePHP

Cacti
ãƒªãƒ³ã‚¯
PHPã‚«ãƒ³ãƒ•ã‚¡ãƒ¬ãƒ³ã‚¹2007ã®å€‹äººçš„ã¾ã¨ã‚ - terurouãƒ¡ãƒ¢
æ—¢ã«å…¨ä½“çš„ãªãƒã‚°ã¯å‰ã„äººãŸã¡ã«ã‚ˆã£ã¦ã¾ã¨ã‚ã‚‰ã‚Œã¦ã¾ã™ã€‚ãªã®ã§ã€ã“ã“ã§ã¯ãƒ¯ã‚¿ã‚·ãŒæ°—ã«ãªã£ãŸã¨ã“ã‚ã ã‘ã—ã‹æ›¸ã‹ãªã„æ–¹å‘ã§ã€‚ PHPã‚«ãƒ³ãƒ•ã‚¡ãƒ¬ãƒ³ã‚¹2007ã€€ãƒ€ã‚¤ã‚¸ã‚§ã‚¹ãƒˆ - Do You PHP ã¯ã¦ãª PHPã‚«ãƒ³ãƒ•ã‚¡ãƒ¬ãƒ³ã‚¹2007ãƒªã‚¢ãƒ«ã‚¿ã‚¤ãƒ ãƒ¬ãƒãƒ¼ãƒˆ - akiyan.com ç®¡ç†äººãƒ¡ãƒ¢ åŸºèª¿è¬›æ¼”ã€ŒPHPã®ä»Šã¨ã“ã‚Œã‹ã‚‰2007ã€ï¼ˆæ—¥æœ¬PHPãƒ¦ãƒ¼ã‚¶ä¼š å»£å·ã•ã‚“ï¼‰ PHP5.3 2008å¹´1æœˆãƒªãƒªãƒ¼ã‚¹ï¼Ÿ å…ƒã€…æƒ³å®šã•ã‚Œã¦ã„ãªã‹ã£ãŸã€‚PHP6.0ã®ãƒªãƒªãƒ¼ã‚¹é…ã‚ŒãŒåŽŸå› ã«ã‚ˆã‚‹ç¹‹ãŽã€‚ åå‰ç©ºé–“ãªã©ã®ã€PHP6.0ã®Unicodeå‘¨ã‚Šä»¥å¤–ã®æ©Ÿèƒ½ãŒã‚µãƒãƒ¼ãƒˆã•ã‚Œã‚‹ã£ã½ã„ï¼Ÿ PHP6.0 ãƒªãƒªãƒ¼ã‚¹é…ã‚Œã¦ã¾ã™ã€‚ã„ã¤ãƒªãƒªãƒ¼ã‚¹ã•ã‚Œã‚‹ã‹ã¯â€¦ Unicodeã‚µãƒãƒ¼ãƒˆãŒãƒ¡ã‚¤ãƒ³ï¼ˆICUæ‹¡å¼µï¼‰ éŸ³è¨³æ©Ÿèƒ½*1ãŒé¢ç™½ãã†ã€‚å»£å·ã•ã‚“ã¯ã€Œä½¿ã‚ã‚Œãªã„ã ã‚ã†ã‘ã©ã€ã¨è¨€ã£ã¦ãŸã‘ã©â€¦ã€‚ è‹±èªžåœã®äººé”ã‹ã‚‰ã™ã‚‹ã¨ã‚ã¾ã‚Šå¿…è¦ãªã„æ©Ÿèƒ½ã ã‹ã‚‰ã€OFFã«ã™ã‚‹
Imagineer 2007/09/04
ã‚µãƒ¼ãƒç›£è¦–

ã‚µãƒ¼ãƒæ§‹ç¯‰

ã‚µãƒ¼ãƒç®¡ç†

lvs

mod_proxy_balancer

php
ãƒªãƒ³ã‚¯
DSASã®ã‚ã‚Œã“ã‚Œ
Copyright Â© KLab Inc. All rights reserved. 2007å¹´3æœˆ23æ—¥ KLab æ ªå¼ä¼šç¤¾ DSASã®ã‚ã‚Œã“ã‚Œ 1 Copyright Â© KLab Inc. All rights reserved. è‡ªå·±ç´¹ä»‹ 2 Copyright Â© KLab Inc. All rights reserved. æ™‚é–“ãŒã‚‚ã£ãŸã„ãªã„ã®ã§ 3 Copyright Â© KLab Inc. All rights reserved. çœç•¥ã—ã‚ˆã†ã‹ãªãƒ»ãƒ»ãƒ»ãƒ»ãƒ» 4 Copyright Â© KLab Inc. All rights reserved. ã¨ã„ã†ã®ã‚‚ã‚ã‚Œãªã®ã§ç°¡å˜ã«ãƒ»ãƒ»ãƒ» æ°åï¼š å®‰äº• çœŸä¼¸ï¼ˆã‚„ã™ã„ ã¾ã•ã®ã¶ï¼‰ å¹´é½¢ï¼š å¹´é½¢ï¼š ï¼“ï¼”æ³ ï¼“ï¼”æ³ å‡ºèº«ï¼š å‡ºèº«ï¼š åŒ—æµ· åŒ—æµ· é“ é“ å¥½ããªä»•äº‹ï¼š å¥½ããªä»•äº‹ï¼š éšœå®³å¯¾å¿œï¼ˆï¼Ÿï¼‰ éšœå®³å¯¾å¿œï¼ˆï¼Ÿï¼‰ å«Œã„ãªä»•äº‹ï¼š å«Œã„ãªä»•äº‹ï¼š ãƒ«
Imagineer 2007/08/30
è² è·åˆ†æ•£

loadbalance

linux

lvs
ãƒªãƒ³ã‚¯
LVS + Ultra Monkey ã§è² è·åˆ†æ•£ (è¨å®šç·¨) - é…’æ—¥è¨˜ ã¯ã¦ãªæ”¯åº—
ãƒ©ã‚¤ãƒ–ãƒ‰ã‚¢ãƒ†ã‚¯ãƒŽãƒã‚¸ãƒ¼ã‚»ãƒŸãƒŠãƒ¼ã«è¡Œã£ã¦ãã¾ã—ãŸã‚ˆã€‚ id:naoyaã•ã‚“ã¯ LVS++ã¨ã„ã†è©± ã§ã—ãŸãŒã€è‡ªåˆ†ã‚‚ 1å¹´ã»ã©å‰ã«ã€æŸã‚µã‚¤ãƒˆã®è² è·åˆ†æ•£ã‚’ LVS + Ultra Monkey (heartbeat + ldrectord) ã§ã‚„ã£ãŸã®ã§ã€ç¤¾å†… Wiki ã«æ›¸ã„ã¦ãŸãƒ¡ãƒ¢ã‚’æ™’ã—ã¦ãŠãã¾ã™ã€‚ # ä»Šãªã‚‰ heartbeat ã˜ã‚ƒãªãã¦ keepalived ãŒæ™®é€šãªã®ã‹ã‚‚çŸ¥ã‚Œãšã€æƒ…å ±ãŒå¤ã‚ã®å¯èƒ½æ€§ã¯ã‚ã‚Šã¾ã™ LVS ã® Director ã‚’ 2å°ã§ HA å…¼ Real Server (httpd) ï¼‹ Real Server 1å° (httpd) DB Server 1å° ã¨ã„ã†æ§‹æˆã€‚ LVS ã¨ Real Server ã‚’åˆ¥ã«ã™ã‚‹ã®ã¯ã¡ã‚‡ã£ã¨ã‚³ã‚¹ãƒˆçš„ã«ã‚‚ã£ãŸã„ãªã‹ã£ãŸãŸã‚ã€Director ã¨ Real Server ã‚’åŒä¸€ãƒžã‚·ãƒ³ã«ä¹—ã›ã‚‹å½¢ã«ã€‚http://ultramonkey.
Imagineer 2007/08/30
linux

loadbalance

è² è·åˆ†æ•£

é‹ç”¨

lvs

ultramonkey

ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯

server
ãƒªãƒ³ã‚¯
http://ultramonkey.jp/2.0.1/topologies/sl-ha-lb-eg.html
Imagineer 2007/08/30
lvs

è² è·å¯¾ç–

è² è·åˆ†æ•£

Linux
ãƒªãƒ³ã‚¯
1