馬仔驚自己唔記得要留既notes | 一個 Programmer / System Engineer 既資訊網站。 How To Teach Yourself Programming 如果你不是Programmer,怎麼聘請Programmer呢 ? 信仰是如何毀掉程式設計師 馬雲說:員工的離職原因,只有兩點最真實 頂級投資者的五個習慣 Adobe CQ5 Adobe CQ5 – 官方下載 ( Trial Version ) 及 Development Site ...
MySQL :: MySQL 5.1 Reference Manual :: 5.2.5 The Slow Query Log The server does not write queries handled by the query cache to the slow query log, nor queries that would not benefit from the presence of an index because the table has zero rows or one row. Prior to MySQL 5.1.45, replication slaves did not write ...
MySQL :: MySQL 5.0 Reference Manual :: 5.2.4 The Slow Query Log Andrea Gangini posted that slow queries made via prepared statements do not post to the slow query log. This is not exactly true. In the case of MySQL 5.0.22 when accessed through JDBC (Java 1.5.0), slow queries constructed via PreparedStatement always ..
Slow Query Log analyzes tools - MySQL Performance Blog (There is an updated version of this post here). MySQL has simple but quite handy feature – slow query log, which allows you to log all queries which took over define number of seconds to execute. There is also an option to enable logging queries which do
mysql slow query log 設定 - 相關部落格
MySQL Slow Query Log File - lifeLinux: Linux Tips, Hacks, Tutorials, Ebooks The slow query log consists of all SQL statements that took more than long_query_time seconds to execute and required at least min_examined_row_limit rows to be examined. The time to acquire the initial table locks is not counted as execution time. mysqld
mysql——slow query log_織夢CMS 由於最近自己管理的mysql有出現查詢慢的情況,為了能夠查詢出慢查詢的sql語句,故啟動了mysql的慢查詢日誌,具體啟動慢查詢的方法有以下兩種: 1、直接登入mysql, 更改mysql參數.(註:登入賬號需有管理員許可權) mysql set global log_slow_queries=on; mysql
Slow Query Log Parser - MySQL Performance Optimization & Support, InnoDB, XtraDB and X #!/usr/bin/perl # # Nathanial Hendler # http://retards.org/ # # 2001-06-26 v1.0 # # This perl script parses a MySQL slow_queries log file # ignoring all queries less than $min_time and prints # out how many times a query was greater than $min_time # with
MySQL5.1のlog出力とlogrotate設定 | ijo.cc You may use these HTML tags and attributes:
MySQL ログのローテーション設定(logrotate)(flush-logs が cron で動かないときの対処を含む) - 彼女からは ... 4. デバッグモードで実行 /etc/logrotate.d/ 配下に置いているファイルは、cron が実行してくれるのですが、設定に誤りがないか確認するため、一度、手動でデバッグモードで実行しておくと良いです。 # logrotate -dv /etc/logrotate.d/mysql-log-rotate ...(エラーが ...