Yeah thanks, I can now see the memory usage. Please also verify if bytes read == Combined size of all RDDs ?
Actually, all my RDDs are completely cached in memory. So, Combined size of my RDDs = Mem used (verified from WebUI) On Fri, Mar 20, 2015 at 12:07 PM, Akhil Das <ak...@sigmoidanalytics.com> wrote: > You could do a cache and see the memory usage under Storage tab in the > driver UI (runs on port 4040) > > Thanks > Best Regards > > On Fri, Mar 20, 2015 at 12:02 PM, anu <anamika.guo...@gmail.com> wrote: > >> Hi All >> >> I would like to measure Bytes Read and Peak Memory Usage for a Spark SQL >> Query. >> >> Please clarify if Bytes Read = aggregate size of all RDDs ?? >> All my RDDs are in memory and 0B spill to disk. >> >> And I am clueless how to measure Peak Memory Usage. >> >> >> >> -- >> View this message in context: >> http://apache-spark-user-list.1001560.n3.nabble.com/Measuer-Bytes-READ-and-Peak-Memory-Usage-for-Query-tp22159.html >> Sent from the Apache Spark User List mailing list archive at Nabble.com. >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: user-unsubscr...@spark.apache.org >> For additional commands, e-mail: user-h...@spark.apache.org >> >> >
