@saranvisa Thanks, that worked.

Also, in order to point to the new Spark, I had to change some symbolic links and ENV variables.

export SPARK_DIST_CLASSPATH=$(hadoop classpath)
ln -sf /opt/cloudera/parcels/SPARK2-2.1.0.cloudera1-1.cdh5.7.0.p0.120904/lib/spark2/bin/spark-shell /etc/alternatives/spark-shell
export SPARK_HOME=/opt/cloudera/parcels/SPARK2-2.1.0.cloudera1-1.cdh5.7.0.p0.120904/lib/spark2