query log

The so-called slow query is the query time of a SQL statement more than the predefined well-defined query time, these statements are to be recorded for the use of statement optimization, the following is how to record the slow query statement method:

1. The configuration is enabled.Linux:AddLog-slow-queries =/var/lib/mysql/slowquery. log (specify the location where the log file is stored, which can be empty and the system will give a default file host_name-slow.log)Long_query_time = 2 (the time

Mysql slow query log enabling and Storage Format Mysql version is mysql5.6.22. The installation environment is Windows 7. 1. Use this query log to find the SQL statement with high efficiency, record it, and monitor it. You can use the following

Mysql slow query log analysis tool1. mysql-log-filter tool script usage instructions: an analysis tool found on google code provides two executable scripts: python and php. Http://code.google.com/p/mysql-log-filter/ (need to move the ladder to climb

Mysql slow query log enabling and storage format, mysql Log enabling Storage Mysql version is mysql5.6.22. The installation environment is Windows 7. 1. Use this query log to find the SQL statement with high efficiency, record it, and monitor

Linux enable MySQL slow query The code is as follows Copy Code Vim/etc/my.cnf[Mysqld]Slow-query-log = on # Open slow query functionSlow_query_log_file =/usr/local/mysql/data/slow-query.log # Slow query log store path and

A common web site often need to query n SQL statements to get the results of the page, when the Web site access speed is slow and the front-end done a lot of optimization work, the database bottleneck of the search is also an important part of the

One, slow query log is what1.　　　　2.　　　　　　3.　　　　　　　　　　　　　　　　　　　　　　　　2, when the slow query log is turned on, what kind of SQL will be recorded in the slow query log?　　　　3. Case1. See how many seconds are currently slow　　　　　　2, set a slow threshold

1) First, why should I turn on Binlog log and slow query log?Binlog log will be recorded in the database, so adding and deleting the operation, when accidentally delete, empty data, or database system error, this time you can use the Binlog log to

[View system settings for slow queries]Mysql>Show variables like '%slow%';+---------------------------+--------------------------------+|Variable_name|Value|+---------------------------+--------------------------------+|Log_slow_admin_statements|

 1. php Slow Script Log Intermittent 502, is caused by the backend php-fpm is not available, the intermittent 5,021-like is due to the PHP-FPM process restart. An intermittent 502 error occurs when the number of PHP-FPM in a

MySQL slow query log and MySQL slow log Lab environment:OS X EI Captian + MySQL 5.71. Configure MySQL to automatically record slow query logs View the variable, that is, the configuration information. show (global) variables like

1. mysql-log-filter tool script usage instructions: an analysis tool found on googlecode provides two executable scripts: python and php. Code. google. compmysql-log-filter (requires a ladder to climb the wall), bitsCN Download link: 1.

[MySQLSlowlog] correctly and securely clear the online slow query log slowlog process [MySQLSlowlog] correct and secure clearing of the online slow query log slowlog process _ MySQL 1. see the slow log status; mysql> show variables like '%slow%';+-

Mysql slow query log (slow_query_log_file) Switch slow_query_log_file the log becomes very large and it is inconvenient to analyze its input items. We want to generate a slow_query_log_file file every day and analyze the log file every day. How to

What is the slow query log for MySQL? Definition: MySQL provides a logging function to record the MySQL corresponding time over the long_query_time value of the SQL statement, long_query_time default value of 10 seconds, the corresponding time of

First of all, the following configuration can be configured for most of the direct dynamic configuration, applicable to not restart the MySQL situation, such as the online server can not easily restart, but after the restart after the combination of

In MySQL, the slow query log is often used as the basis for us to optimize the database, is there a similar function in MongoDB? The answer is yes, that's the MongoDB database Profiler. So MongoDB not only has, but also has some more detailed

Initial: Due to the high CPU consumption of the newly installed server, the response is not timely troubleshooting, because the environment based on the most basic lamp architectureThink of turning on MYSQL slow_query_log slow query log for reasons

MySQL Version: 5.7The new version of the My.ini file has been changed, resulting in a method that previously enabled the query log is no longer applicableThe new version is enabled in the following ways:1. Modify the C:\ProgramData\MySQL\MySQL