Inno DB: If that is the case, please refer to Inno DB: [ERROR] Plugin ‘Inno DB’ init function returned error.
110621 [ERROR] Plugin ‘Inno DB’ registration as a STORAGE ENGINE failed.
Rename the file back to its original name and try starting the server.
Once you get the “Manager of pid-file quit without updating file” error message, head to the mysql error log.
You can use CHECK Inno DB: TABLE to scan your table for corruption. Inno DB: Ending processing because of a corrupt database page.
최근에는 mysql을 root 권한으로 구동하지 않고 mysql 이라는 계정으로 구동하는데, 저렇게 --user=root 옵션을 쓰면 안 된다.
After some Googling, I found out that this problem was due to the Inno DB logs.
It runs all of your website's databases, WHM/Cpanel control panel databases etc. There could be many reasons behind the failure of the service.
This error log may be under your system’s log directory (/var/log/mysql) or under the mysql data folder (usually /usr/local/mysql/data). In my case the error log listed the following items: Inno DB: No valid checkpoint found.
Inno DB: If this error appears when you are creating an Inno DB database, Inno DB: the problem may be that during an earlier attempt you managed Inno DB: to create the Inno DB data files, but log file creation failed.