Fwd: Performance questions regarding Spark 1.3 standalone mode

2015-07-27 Thread Khaled Ammar
Hi all, I wonder if any one has an explanation for this behavior. Thank you, -Khaled -- Forwarded message -- From: Khaled Ammar khaled.am...@gmail.com Date: Fri, Jul 24, 2015 at 9:35 AM Subject: Performance questions regarding Spark 1.3 standalone mode To: user@spark.apache.org

Performance questions regarding Spark 1.3 standalone mode

2015-07-24 Thread Khaled Ammar
Hi all, I have a standalone spark cluster setup on EC2 machines. I did the setup manually without the ec2 scripts. I have two questions about Spark/GraphX performance: 1) When I run the PageRank example, the storage tab does not show that all RDDs are cached. Only one RDD is 100% cached, but the