To enable the slow query log in MySQL, follow these steps: Log in to your server using SSH. At the command line, type the following command: mysql -u root -p Type the MySQL root password. To enable the slow query log, type the following command at themysql>prompt: ...
Migrating to a newer version of MySQL often promises improved performance, but it can sometimes lead to unexpected slowdowns in query execution. This issue frequently arises when moving from MySQL 5.7 to newer versions like 8.0 or MariaDB 10.6. Identifying and fixing slow queries po...
“database is running slower” ticket. While this can be caused by a multitude of factors, it is more often than not caused by a bad or slow MySQL query. While everyone always hopes to recover through some quick config tuning, the real fix is to identify and fix the problem query. ...
I made quite a complex View on my MySQL database, and I realized that some queries are slow. My first idea was to add indexes but it's not possible to do on a view so I'm lost on how to improve the performance of my query. ...
2 Mysql GROUP BY too slow. Any help to make it faster? 0 GROUP BY making the query extremely slow Hot Network Questions Five Hundred Cigarettes Is it possible to know where the Sun is just by looking at the Moon? Is there a fast/clever way to return a logical vector if elements...
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Sometimes you need to monitor all the queries sent to the MySQL server during a period of time. MySQL Server provides a way to show the general query log and the slow query log, if those logs are enabled. Possible destinations for log entries are log fil
It is useful when I want to investigate a problem and its root causes. Some of the examples are listed below (but not limited to) : 1. Which IO operation is causing MySQL to slow down? 2. Which file a process/thread is mostly waiting for? 3. At which execution stage is a query ...
I am moving from sql server to MySql 5.6 on Windows Server 2008, and want to log everything for a little bit, especially any slow queries with non-indexed joins. I started with MySql Administrator, but when I check the "Query Logfile" or anything below "Binary Logfile" in the "Log fil...
S . I restarted mysql server using the command service mysqld restart. Even after restarting the server , log_slow_queries=OFF Is there any other way to enable log_slow_queries Sorry, you can't reply to this topic. It has been closed....