Github user mateiz commented on a diff in the pull request:
https://github.com/apache/spark/pull/158#discussion_r11190017
--- Diff: python/pyspark/storagelevel.py ---
@@ -25,23 +25,25 @@ class StorageLevel:
Also contains static constants for some commonly used storage levels,
such as MEMORY_ONLY.
"""
- def __init__(self, useDisk, useMemory, deserialized, replication = 1):
+ def __init__(self, useDisk, useMemory, useTachyon, deserialized,
replication = 1):
self.useDisk = useDisk
self.useMemory = useMemory
+ self.useTachyon = useTachyon
self.deserialized = deserialized
self.replication = replication
def __repr__(self):
- return "StorageLevel(%s, %s, %s, %s)" % (
- self.useDisk, self.useMemory, self.deserialized,
self.replication)
+ return "StorageLevel(%s, %s, %s, %s, %s)" % (
+ self.useDisk, self.useMemory, self.useTachyon,
self.deserialized, self.replication)
-StorageLevel.DISK_ONLY = StorageLevel(True, False, False)
-StorageLevel.DISK_ONLY_2 = StorageLevel(True, False, False, 2)
-StorageLevel.MEMORY_ONLY = StorageLevel(False, True, True)
-StorageLevel.MEMORY_ONLY_2 = StorageLevel(False, True, True, 2)
-StorageLevel.MEMORY_ONLY_SER = StorageLevel(False, True, False)
-StorageLevel.MEMORY_ONLY_SER_2 = StorageLevel(False, True, False, 2)
-StorageLevel.MEMORY_AND_DISK = StorageLevel(True, True, True)
-StorageLevel.MEMORY_AND_DISK_2 = StorageLevel(True, True, True, 2)
-StorageLevel.MEMORY_AND_DISK_SER = StorageLevel(True, True, False)
-StorageLevel.MEMORY_AND_DISK_SER_2 = StorageLevel(True, True, False, 2)
+StorageLevel.DISK_ONLY = StorageLevel(True, False, False, False)
+StorageLevel.DISK_ONLY_2 = StorageLevel(True, False, False, False, 2)
+StorageLevel.MEMORY_ONLY = StorageLevel(False, True, False, True)
+StorageLevel.MEMORY_ONLY_2 = StorageLevel(False, True, False, True, 2)
+StorageLevel.MEMORY_ONLY_SER = StorageLevel(False, True, False, False)
+StorageLevel.MEMORY_ONLY_SER_2 = StorageLevel(False, True, False, False, 2)
+StorageLevel.MEMORY_AND_DISK = StorageLevel(True, True, False, True)
+StorageLevel.MEMORY_AND_DISK_2 = StorageLevel(True, True, False, True, 2)
+StorageLevel.MEMORY_AND_DISK_SER = StorageLevel(True, True, False, False)
+StorageLevel.MEMORY_AND_DISK_SER_2 = StorageLevel(True, True, False,
False, 2)
+StorageLevel.TACHYON = StorageLevel(False, False, True, False, 1)
--- End diff --
This should be called OFF_HEAP
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