You can configure the properties of the Class Loader Manager using the Config Tool.
The JarResourceCloseTimeout property specifies a time limit for keeping JAR resources open. If the value is set to zero, the Class Loader Manager does not close the JAR resources until the corresponding class loader is unregistered.
Start the Config Tool by double-clicking the configtool script file from <SAP_install_dir>/<system_name>/<instance_name>/j2ee/configtool directory.
Choose
.From the list of properties, select the property you want to configure.
In the Custom value field, set the required value.
To apply the new value, choose Set Custom Value.
To save the changes, choose Apply changes .
For the changes to take effect, restart the cluster.