1, IMPORTENT, do back up the mysql databases…
First stop the mysql and cp -pr /var/lib/mysql /var/lib/mysql.bbk
then start the mysql.
2, check the corrent version,
[~]# grep -i mysql-version /var/cpanel/cpanel.config
mysql-version=5.0
3, edit the cpanel.conf to the version , which you need to upgraded
4,then run /scripts/mysqlup –force
then it should upgraded…
after that just run a /scripts/easyapache in screen to set eveverything..