Re: question on livy session in zeppelin

2016-08-05 Thread moon soo Lee
Hi Chen, 1. Currently, Interpreter binding mode is more like whether each Note will have a separate Interpreter session(scoped/isolated) or not(shared), rather than per user. https://issues.apache.org/jira/browse/ZEPPELIN-1210 will bring interpreter session per user in the Zeppelin server side, bu

Re: question on livy session in zeppelin

2016-08-05 Thread Chen Song
Few more follow-up questions to see if anyone has insights on them 1. What is the recommended way of interpreter binding mode setting Zeppelin over Livy in a multi-user environment? 2. Is there a way to allow the user restart interpreter but restrict the user from changing interpreter configs. 3.

Re: question on livy session in zeppelin

2016-08-04 Thread Chen Song
Thanks Vinay. Following up on this, in a multi-user environment, Livy will create a session (and a separate Spark job) for each user. If one user restarts the Livy interpreter, will that cause other users' sessions along with their Spark job to be killed? If so, can I work around this by setting

Re: question on livy session in zeppelin

2016-08-04 Thread Vinay Shukla
Hi Chen, I agree this is not very user friendly & there should be no need to restart LivyInterpreter. One short term fix may be to increase the livy session timeout by changing livy.server.session.timeout (takes time in millisecond) Filed https://issues.apache.org/jira/browse/ZEPPELIN-1293 to tra