今ã“ã見直ã™Apacheã®è¨å®š - blog.nomadscafe.jp
nginxã‚„varnishãªã©ãŒã‚¢ãƒ„ã„ã§ã™ãŒã€Apacheã‚‚ã¾ã ã¾ã 実績や安定性ã‹ã‚‰æŽ¡ç”¨ã•ã‚Œã¦ã„ã‚‹ã¨æ€ã„ã¾ã™ã€‚ã“ã“ã§ã¯ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆã¨ã¯ç•°ãªã‚‹å€¤ã«å¤‰æ›´ã™ã‚‹ã‚µãƒ¼ãƒè¨å®šã‚’ä¸å¿ƒã«ã€ãƒ‘フォーマンス改善ã€å®‰å…¨æ€§å‘上ã®ãŸã‚ã®Apacheã®è¨å®šã‚’紹介ã—ã¾ã™ã€‚ mpmã®ç¢ºèª > /path/to/bin/httpd -V Server version: Apache/2.2.19 (Unix) Server built: Jun 23 2011 17:13:13 Server's Module Magic Number: 20051115:28 Server loaded: APR 1.4.5, APR-Util 1.3.12 Compiled using: APR 1.4.5, APR-Util 1.3.12 Architecture: 64-bit Server MPM: Worker Preforkã‚„W
TheSchwartz / Gearman ã®ãƒ¯ãƒ¼ã‚«ãƒ¼ãƒ—ãƒã‚»ã‚¹ç®¡ç†WorkerManager - stanaka's blog
æ¦‚è¦ Perlã®éžåŒæœŸå‡¦ç†ã‚·ã‚¹ãƒ†ãƒ ã¨ã—ã¦TheSchwartz / Gearmanã‚’éžå¸¸ã«ä¾¿åˆ©ã«ä½¿ã£ã¦ã„ã‚‹ã®ã§ã™ãŒã€ã„ã„æ„Ÿã˜ã«ãƒ¯ãƒ¼ã‚«ãƒ¼ãƒ—ãƒã‚»ã‚¹ã‚’管ç†ã—ãŸã‹ã£ãŸã®ã§ã€WorkerManagerãªã‚‹ã‚‚ã®ã‚’作ã£ã¦ã¿ã¾ã—ãŸã€‚作ã£ãŸã®ã¯å®Ÿã¯1年以上å‰ãªã®ã§ã™ãŒã€ã‚ˆã†ã‚„ãã®å…¬é–‹ã§ã™ã€‚ 基本ã¯ã€Apacheã®preforkモデルをè¸è¥²ã—ã¦ã„ã¾ã™ã€‚特徴ã¯ã€ åプãƒã‚»ã‚¹ã‚’複数起動ã•ã›ã¦ã€ã‚¸ãƒ§ãƒ–を並列実行 一定回数ã®ã‚¸ãƒ§ãƒ–を実行ã—ãŸã‚‰ã€åプãƒã‚»ã‚¹ã‚’å†ä½œæˆ クラスを定義ã™ã‚‹ã®ã¿ã§ã‚¸ãƒ§ãƒ–を実行 TheSchwartz / Gearmanã®åˆ‡ã‚Šæ›¿ãˆã‚’最低é™ã®å¤‰æ›´ã§å®Ÿç¾ ワーカープãƒã‚»ã‚¹ã®å®‰å…¨ãªåœæ¢(プãƒã‚»ã‚¹åœæ¢ã®éš›ã«ã€å®Ÿè¡Œä¸ã®ã‚¸ãƒ§ãƒ–ã®çµ‚了後ã«çµ‚了) ジョブã®å®Ÿè¡Œæ™‚ã®ã‚¿ã‚¤ãƒ スタンプをジョブ投入ã‹ã‚‰ã®é…延をãƒã‚°ã«ä¿å˜ ã¨ã„ã†ã‚ãŸã‚Šã§ã™ã€‚preforkモデルãªã®ã§ã€ã‚ã¾ã‚Šãƒ¢ãƒ€ãƒ³ãªè¨è¨ˆã§ã¯ãªã„ã§ã™ãŒã€gdbã§ã®ãƒ‡ãƒãƒƒã‚°ã®å®¹
Writing Prefork Workers / Servers
The document discusses different approaches for writing job workers and servers in Perl, including using Parallel::Prefork for managing preforked processes, Server::Starter for hot-deploying servers, and Parallel::Scoreboard for monitoring prefork-based workers and servers. It provides code examples and compares the prefork and event-driven approaches.Read less
TheSchwartzã®æ‹¡å¼µï¼šç¶šã（Prefork,log） - masartz->log(type=>'hatenablog')
å‰å›žã®æ—¥è¨˜ã‹ã‚‰ã‚‚ã†ã¡ã‚‡ã„進ã‚ã¦ã¿ã¾ã—ãŸã€‚ http://code.google.com/p/theschwartz-plugin/source/browse/#svn/trunk ã¨ã‚Šã‚ãˆãšã€ä»¥å‰ã«é©å½“ã«ä½œã£ã¦ãŸãƒªãƒã‚¸ãƒˆãƒªã®ãƒ–ランãƒä½œæ¥ã¨ã„ã†ã®ãŒ 猛烈ã«æ¥ãšã‹ã—ããªã£ãŸã®ã§ã€æ–°ãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã«ã—ã¦ã¿ã¾ã—ãŸã€‚ å‰å›žãŒé©å½“ã™ãŽã¦ã‚´ãƒ¡ãƒ³ãƒŠã‚µã‚¤ã€‚ 節æ“ãªãプãƒã‚¸ã‚§ã‚¯ãƒˆä½œã£ã¦ã‚´ãƒ¡ãƒ³ãƒŠã‚µã‚¤ã€‚ 変更点㯠・log機能ã®è¿½åŠ 実装 ・Forkã‚’Parallel::FockManagerã‹ã‚‰Parallel::Prefork㸠・ãれらを使ã†Managerã‚’ä½œæˆ ã®ï¼“点ã«ãªã‚Šã¾ã™ã€‚ â—Žlog機能 ã“ã‚Œã¯å®Ÿéš›ã€ç¤¾å†…ã®ãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã«TheSchwartzã‚’å°Žå…¥ã—ãŸã¨ãã« å–り入れãŸã‚‚ã®ã€‚ ãã®ãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã§ã¯ã€å‰²ã¨é‡è¦å‡¦ç†ã®ãƒˆãƒªã‚¬ã¨ã—ã¦TheSchwartzã‚’ 使ã£ã¦ã„ãŸã®ã§ã€ã‚„ã‚Šã£ã±ãªã—ã¨ã„ã†ã®ã¯ãƒžã‚ºã‹ã£ãŸã€‚ ãŒ
tokuhirom blog
Blog Search when-present<#else>when-missing. (These only cover the last step of the expression; to cover the whole expression, use parenthesis: (myOptionalVar.foo)!myDefault, (myOptionalVar.foo)?? ---- ---- FTL stack trace ("~" means nesting-related): - Failed at: ${entry.path} [in template "__entry.ftlh" at line 3, column 25] - Reached through: #include "__entry.ftlh" [in template "entry.ftlh" at
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Kazuho@Cybozu Labs: Perl ã§ä¸¦åˆ—å‡¦ç† (using マルãƒãƒ—ãƒã‚»ã‚¹)
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