Hi,   The solution to the problem is to set the following parameters in zeppelin-site.xml <property>   <name>zeppelin.interpreter.lifecyclemanager.class</name>    <value>org.apache.zeppelin.interpreter.lifecycle.TimeoutLifecycleManager</value>   <description>LifecycleManager class for managing the lifecycle of interpreters, by default interpreter will   be closed after timeout</description> </property> <property>  <name>zeppelin.interpreter.lifecyclemanager.timeout.checkinterval</name>   <value>360000</value>   <description>milliseconds of the interval to checking whether interpreter is time out</description> </property> <property>   <name>zeppelin.interpreter.lifecyclemanager.timeout.threshold</name>   <value>3600000</value>   <description>milliseconds of the interpreter timeout threshold, by default it is 1 hour</description> </property>   Best Regards Dariusz Jezierski ... View more