Issue plesk is very slow when open it

[eng_nermeen]

when open plesk is very slow I don't know what is problem

 

[LTUser]

You should MySQL optimize InnoDB Performance.

InnoDB Performance Optimization Basics

Learn the basics of InnoDB performance optimization for MySQL 5.7 & 8.0. Covers hardware, OS, and key InnoDB settings to boost your database speed.

www.percona.com

MySQL InnoDB performance improvement: InnoDB buffer pool instances - Updated!

Improve MySQL InnoDB performance by utilizing buffer pool instances (Updated!), tune MySQL for a heavy InnoDB workload, prevent load problems

www.saotn.org