Merge branch 'evict-by-size' of gitlab.engr.illinois.edu:cs525-sp18-g07/spark into evict-by-size

core/src/main/scala/org/apache/spark/storage/memory/MemoryStore.scala

@@ -409,15 +409,19 @@ private[spark] class MemoryStore(
       entries.remove(blockId)
     }
     if (entry != null) {
+      print("412\n")
       entry match {
-        case SerializedMemoryEntry(buffer, _, _) => buffer.dispose()
-        case _ =>
+        case SerializedMemoryEntry(buffer, _, _) => print("414\n"); buffer.dispose()
+        case _ => print("415\n")
       }
+      print("417\n")
       memoryManager.releaseStorageMemory(entry.size, entry.memoryMode)
+      print("419\n")
       logInfo(s"Block $blockId of size ${entry.size} dropped " +
         s"from memory (free ${maxMemory - blocksMemoryUsed})")
       true
     } else {
+      print("424\n")
       false
     }
   }