By default the sizes are minimum 100MB and Maximum 200MB, to increase

1. Edit the following file and add the below lines

vi  /var/cpanel/tomcat.options

Note: If the file does not exists, create it.

2. Add the below lines in the files which defines the minimum and maximum heap sizes (change the values to your desired values)


save the file and exit.

3. Restart the tomcat service using the below command.

/etc/init.d/easy-tomcat7 restart