Re: Runtime property modifications for an Apex Application

Raja, You can set log levels for class path patterns for running applications from gateway. Not sure if you can do it from CLI. http://docs.datatorrent.com/configuration/#adjusting-logging-levels Regards, Ashwin. On Tue, Jul 5, 2016 at 2:53 PM, Raja.Aravapalli

Re: how to increase lifetime of hdfs delegation tokens ?

Hi Raja, Do you have admin access to the cluster? If so look for the properties yarn.resourcemanager.delegation.token.max-lifetime and dfs.namenode.delegation.token.max-lifetime in your Hadoop configuration. They should currently be set to 7 days. This is what is making the tokens expire after

Runtime property modifications for an Apex Application

Hi, Is it possible for me to set below DEBUG property for a running applicaion using apex command line tool, without killing or shutting down a running application ? dt.attr.DEBUG true If so can someone help me with the command, how I can achieve this ? Thank you. Regards, Raja.

Re: how to increase lifetime of hdfs delegation tokens ?

Hi Pramod, As suggested in step2, I added the properties you provided below, and ran a new job, to see the debug lines "number of tokens: " and "updated token: " And, as you said, I can see those lines in the application log now.. Does this mean, the renewal is working as expected ? So, will

Question on KafkaInputOperator - with kafka 0.8.2.1

Hi all, I am using the 0.8.x version of the Kafka Input Operators. When using these operators, I am able to run the application fine while using kafka version 0.8.1.1. However, if I use version 0.8.2.x, I am not able to run the application even though the kafka cluster that I am connecting is