EMR notebook Slowness Issue - isgaur/AWS-BigData-Solutions GitHub Wiki
Remove the following from ~/.sparkmagic/config.json via Terminal to resolve Slowness Issue
"session_configs": {
"conf":{
"spark.pyspark.python": "python3",
"spark.pyspark.virtualenv.enabled": "true",
"spark.pyspark.virtualenv.type":"native",
"spark.pyspark.virtualenv.bin.path":"/usr/bin/virtualenv"
}
}