rao-abdul-mannan

### This gist explains how to connect jupyterhub with Spark2 on CDH 5.13 Cluster. 
Following below instructions, Spark can be configured with Jupyterhub on any cluster, standalone or locally etc

- Install jupyterhub by following instructions on official repo https://github.com/jupyterhub/jupyterhub 
- Once installed, before configuring spark2 kernel first locate the jupyter's kernels directory. 
  On centos7, its under /usr/share/jupyter/kernels/
- Assuming all jupyterhub kernel's are in /usr/share/jupyter/kernels/ 
  mkdir /usr/share/jupyter/kernels/pyspark2
- Create pyspark2 kernel 
  touch /usr/share/jupyter/kernels/pyspark2/kernel.json