Reasons why MySQL performance is poor.
MySQL Performance issues are common problems when handling and administering MySQL databases. MySQL is an open-source relational database management system based on Structured Query Language. This RDBMS has gained immense popularity in web applications as a database component. Many applications such as data cleaning, and e-commerce and online portals also take advantage of its extensive functionality. It can handle both large and small applications. MySQL is perfect for websites and is best known for scalability, reliability, and flexibility. But its robustness and reliability cannot ensure the best performance. Database performance degrades due to many reasons. DB design, indexing, and poor queries are some of the reasons for sluggish performance.
MySQL Performance Issues
Server config issues
This Ishikawa diagram contains some of the main reasons for slow MySQL. The causes are under each category or group. This root cause analysis template helps to organize the reasons for any issue.
Curated from community experience and public sources: