Re: spark.r interpreter becomes unresponsive after some time and R process quits silently

2017-05-09 Thread Pietro Pugni
I opened a JIRA with all the details (logs etc): https://issues.apache.org/jira/plugins/servlet/mobile#issue/ZEPPELIN-2515 Thank you Pietro Pugni Il 9 mag 2017 7:48 PM, "Jongyoul Lee" ha scritto: Hi, Thanks for this detail debugging. At first, notebookserver doesn't have any clue for this sym

Re: spark.r interpreter becomes unresponsive after some time and R process quits silently

2017-05-09 Thread Jongyoul Lee
Hi, Thanks for this detail debugging. At first, notebookserver doesn't have any clue for this symptom because it's used between browser and zeppelin server. I don't know why R has stoped unexpectedly. Is there any log related to R? I'm not familiar with R actually. BTW, I'll install R and test i

Re: spark.r interpreter becomes unresponsive after some time and R process quits silently

2017-05-08 Thread Pietro Pugni
I repost this because it didn’t appear on the mailing list board. These are the step needed to reproduce the error and to track down the log message. 1) I started a brand new instance of zeppelin issuing: service zeppelin start and started a bash script that tracks down R processes activity. Af

Re: spark.r interpreter becomes unresponsive after some time and R process quits silently

2017-05-08 Thread Pietro Pugni
I know for sure that R process gets killed (or quits) but don't know if its father process (interpreter.sh) gets killed too. I noticed that I can always restart the interpreter on 0.7.1 while sometimes it was impossible to do on 0.7.0 (I had to manually restart zeppelin service). Probably that JIR

spark.r interpreter becomes unresponsive after some time and R process quits silently

2017-05-06 Thread Paul Brenner
Great work documenting repeatable steps for this hard to nail down problem. I see similar problems running the spark (scala) interpreter but haven’t been as systematic about hunting down the issue as you.  I do wonder if this is related somehow to  https://share.polymail.io/v1/z/b/NTkwZGRlMzNiZm

spark.r interpreter becomes unresponsive after some time and R process quits silently

2017-05-06 Thread Pietro Pugni
Hi all, I am facing a strange issue on two different machines that acts like servers. Each of them runs an instance of Zeppelin installed as a system.d service. The configuration is: - Ubuntu Server 16.04.2 LTS - Spark 2.1.0 - Microsoft Open R 3.3.2 - Zeppelin 0.7.1 (0.7.0 gave the same proble