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Introduc)on	
  to	
  Apache	
  Spark	
  
Peter	
  Rose	
  
peter.rose@rcsb.org	
  
Apache	
  Spark	
  is	
  a	
  fast	
  and	
  general	
  engine	
  for	
  large-­‐scale	
  data	
  processing	
  
•  In-­‐memory	
  processing	
  
	
  
Successor	
  of	
  Hadoop	
  (MapReduce)	
  
•  File-­‐based	
  processing	
  
hDp://spark.apache.org/	
  
Spark	
  Ecosystem	
  
Apache	
  Spark	
  works	
  in	
  parallel	
  on	
  
•  Mul)core	
  laptop,	
  desktop	
  
•  Single	
  server	
  
•  Cluster	
  (need	
  cluster	
  manager)	
  
RDD<String>	
   RDD<String>	
   PairRDD<String,Integer>	
   PairRDD<String,Integer>	
  
Map-­‐Reduce	
  Example	
  
one	
  to	
  many	
   one	
  to	
  one	
  
Scalable	
  machine	
  	
  
learning	
  library	
  
Module	
  for	
  running	
  
queries	
  on	
  
structured	
  data	
  
Data	
  Sources	
  
Module	
  to	
  build	
  scalable	
  fault-­‐
tolerant	
  streaming	
  applica)ons	
  Core	
  Data	
  Structures	
  

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SD CADD meeting 2016-08-30: Intro to Spark

  • 1. Introduc)on  to  Apache  Spark   Peter  Rose   peter.rose@rcsb.org  
  • 2. Apache  Spark  is  a  fast  and  general  engine  for  large-­‐scale  data  processing   •  In-­‐memory  processing     Successor  of  Hadoop  (MapReduce)   •  File-­‐based  processing   hDp://spark.apache.org/  
  • 4. Apache  Spark  works  in  parallel  on   •  Mul)core  laptop,  desktop   •  Single  server   •  Cluster  (need  cluster  manager)  
  • 5.
  • 6. RDD<String>   RDD<String>   PairRDD<String,Integer>   PairRDD<String,Integer>   Map-­‐Reduce  Example   one  to  many   one  to  one  
  • 7.
  • 8. Scalable  machine     learning  library   Module  for  running   queries  on   structured  data   Data  Sources   Module  to  build  scalable  fault-­‐ tolerant  streaming  applica)ons  Core  Data  Structures