Contents
How do I disable slow query log in MySQL?
When you are done troubleshooting, disable the slow query log. To do this, run the mysql program again, and then type the following command: SET GLOBAL slow_query_log = ‘OFF’; You should only enable the slow query log for as long as it is necessary to troubleshoot performance issues.
Can I delete MySQL slow log?
You cannot delete the file, when mysql service is accessing the log file.
Why is mysql slow?
What is it? If your database is being used in high volumes, this can slow the database down. When there are too many queries to process at once, the CPU will bottleneck, resulting in a slow database.
How do I enable general logging in mysql?
How to show the queries log in MySQL?
- Enable Query logging on the database. SET global general_log = 1; SET global log_output = ‘table’;
- Now you can view the log by running this query: SELECT * FROM mysql. general_log;
- If you want to disable query logging on the database, run this query: SET global general_log = 0;
How to enable slow query logging in MySQL?
By logging to a table not only is it stored nice and neat, but you can also set how long to keep the records for. The following MySQL settings should be added to your my.cnf within [mysqld] / [mysqld_safe] to enable slow query table logging: slow_query_log = 1. long_query_time = 3. log_output = TABLE.
How to manage a growing MySQL general log table?
For those who used MySQL RDS and enable the slow log, Amazon will use CSV only. The RDS environment can auto-rotate at a specific time every night. If you using MySQL RDS and wish to use slow logs, let RDS do its thing. Jan 08, 2012 : How to enable MySQL general log?
How to write slow admin statements in MySQL?
If a log file already is open, it is closed and the new file is opened. The server writes less information to the slow query log if you use the –log-short-format option. To include slow administrative statements in the slow query log, enable the log_slow_admin_statements system variable.
Do you hate logging slow queries to a log file?
I personally hate logging slow queries to a log file. Mainly because it gets huge, spikes disk I/O and it’s not as easy to read as logging to a MySQL table. By logging to a table not only is it stored nice and neat, but you can also set how long to keep the records for.