Contents
How to calculate disk space usage per MySQL database?
Adapted the answer from Aaron Brown to provide size in GB. See Aaron Brown’s answer for more details.
How can I check the size of MySQL database?
Since my DB is InnoDB, this is just an estimate. to get all the total size of Mysql databases in your VPS. Assuming that your MySQL host is running on Linux. Once you know where the data is stored, you can check disk usage with du command. For example on Ubuntu sudo du -h /var/lib/mysql.
How to check MySQL disk usage on Linux?
Assuming that your MySQL host is running on Linux. Once you know where the data is stored, you can check disk usage with du command. For example on Ubuntu sudo du -h /var/lib/mysql. Thanks for contributing an answer to Database Administrators Stack Exchange!
Where do I find MySQL database in MyISAM?
If you are using MyISAM, it is easiest to just look at the filesystem and use du -sh /var/lib/mysql/database. If you are using InnoDB with innodb_file_per_table set, then you can get an approximate answer using du -sh.
Which is the best way to configure MySQL memory usage?
Correctly configuring the use of available memory resources is one of the most important things you have to get right with MySQL for optimal performance and stability. As of MySQL 5.7, the default configuration uses a very limited amount of memory – leaving defaults is one of the worst things you can do.
Can a table cause disk exhaustion in MySQL?
In some particular cases, you can have disk exhaustion and server outage. As any other InnoDB table in the database, the temporary tables have their own tablespace file. The new file is in the data directory together with the general tablespace, with the name ibtmp1.
What is the default size of MySQL 5.7?
The default size in MySQL 5.7 is 16MB. If you run queries on a large amount of data, or if you have not optimized queries, you can increase the variables. When setting the threshold, take into consideration the available RAM and the number of concurrent connections you have during your peaks.
https://www.youtube.com/watch?v=q6s-SxerUwM