這是針對 Discuz! 5.5 使用 MySQL 的問題
我執行了一個 tuning-primer.sh 的檔案
當中提及了以下的優化
TABLE LOCKING
Current Lock Wait ratio = 1 : 41
You may benefit from selective use of InnoDB.
If you have long running SELECT's against MyISAM tables and perform
frequent updates consider setting 'low_priority_updates=1'
If you have a high concurrentcy of inserts on Dynamic row-length tables
consider setting 'concurrent_insert=2'.