Yes Igor you are right. If it would be a Joomla related issue this would be the right way.
But every php based site (i.e. Plesk) is causing a high load on CPU.
To load Plesk Panel takes about 30-60 seconds.
FTP postfix all running smoothly.
I didn't change a thing in configuration, but since...
On 05.Nov.16 an autoupdate was installed. Now loading of Wepages (Joomla based) is extremly slow.
When a Webseite is openend the CPU load for the process:
/usr/bin/php5-cgi -c /var/www/vhosts/system/<Domain>/etc/php.ini
brings cpu load to limits.
Several /usr/sbin/mysqld processes take huge...