Hi, Ok I got it figured. There are multiple logs files in the log/ directory
zeppelin-***.log zeppelin-***.out zeppelin-interpreter-spark-****.log Since my application is a spark application (runs in spark interpreter), the last log has all my application logging stuff. -Ravi On 1 April 2016 at 20:18, Ravi Gurram <rkgur...@gmail.com> wrote: > Hi, > I am trying to get zeppelin to use my application jar file. Actually > my application is a spark-cassandra application and I want to load the jar > so that zeppelin can interpret/parse the tables into application specific > objects. > > I know that when zeppelin is trying to instantiate one of the singleton > objects in my library it is failing but I am unable to figure out where > exactly. My app does extensive logging using log4j...but I do not see these > logs in zeppelin/logs/*.log or *.out > > Where are my logs? > > Also if I load the -Dlog4j.configuration=${LOG4j_PROPERTIES} using > > --conf "spark.executor.extraJavaOptions" in zeppelin-env.sh > > will it work > > Thanks > > -Ravi > >