Innotop: A real-time, advanced investigation tool for MySQL
GUI monitoring tools for MySQL are not always suitable for all our needs or situations. Most of them are designed to provide historical views into what happens to our database over time rather then real-time insight into current MySQL server status. Excellent free tools for this include Cacti, Zabbix, Ganglia, Nagios, etc. But each of them needs to be properly configured to provide details on what
Making full table scan 10x faster in InnoDB
At MySQL Connect 2013, I talked about how we used MySQL 5.6 at Facebook, and explained some of new features we added to our Facebook MySQL 5.6 source tree. In this post, I'm going to talk about how we made full table scan faster in InnoDB. Faster full table scan in InnoDB In general, almost all queries from applications are using indexes, and reading very few rows (0..1 on primary key lookups and
(帰ã£ã¦ããŸ)InnoDBパフォーマンス最é©åŒ–ã®åŸºç¤Ž | Yakst
MySQL Performance Blogã®ç¿»è¨³ã€‚Perconaã®ã‚µãƒãƒ¼ãƒˆã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã§ã‚ã‚‹ç†è€…ãŒã€InnoDBã®ãƒ‘フォーマンスãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ã®åŸºç¤Žã«ã¤ã„ã¦ã€ãƒãƒ¼ãƒ‰ã‚¦ã‚§ã‚¢ã‚„OSã®é¸å®šã‹ã‚‰ãƒ‘ラメータã®æŽ¨å¥¨å€¤ã¾ã§è§£èª¬ã™ã‚‹ã€‚ 最近ã€2007å¹´ã«Peter ZaitevãŒæ›¸ã„ãŸã€ŒInnoDBパフォーマンス最é©åŒ–ã®åŸºç¤Žã€ã¨ã„ã†è¨˜äº‹ã‚’見ã¤ã‘ãŸã€‚ã“ã‚Œã¯ç´ 晴らã—ã„記事ã§ã€èªã‚“ã§ã„ã‚‹ã¨ã€MySQLã¨Percona Serversãã—ã¦ä»Šæ—¥åˆ©ç”¨å¯èƒ½ãªå…¨ã¦ã®åŸºç›¤æŠ€è¡“ã«é–¢ã—ã¦ã€6å¹´è¿‘ãã®é–“ã«ä½•ãŒå¤‰ã‚ã£ã¦ããŸã®ã‹ã‚’見直ã—ã¦ã¿ãŸã„ã¨æ€ã‚ã›ã‚‹ã‚‚ã®ã 。 本当ã«ãŸãã•ã‚“ã®ã“ã¨ãŒå¤‰ã‚ã£ãŸã‚‚ã®ã ï¼ã“ã®è¨˜äº‹ã§ã¯ã€InnoDBã®ä½¿ç”¨ã«åŠ¹æžœçš„ãªãƒ‘ラメータã®å¤šãã«ã€ç‰¹ã«ãƒ‘フォーマンスã®è¦³ç‚¹ã‹ã‚‰ç„¦ç‚¹ã‚’当ã¦ã‚‹ã€‚ç§ã¯ã‚µãƒãƒ¼ãƒˆã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã§ã€Percona Supportã§ã¯InnoDBパラメータã®é©åˆ‡ãªã‚µã‚¤ã‚ºã«é–¢ã™ã‚‹è³ªå•ãŒãŸãã•ã‚“寄ã›ã‚‰ã‚Œã¦ã„ã‚‹
MySQL
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