UI_PATH_PREFIX
HistoryServer
UnifiedMemoryManager
memory
UnionRDD
rdd
UnknownReason
spark
UnrecognizedBlockId
storage
UnsafeExternalSorter
sort
UnsafeInMemorySorter
sort
UnsafeShuffleWriter
sort
UnsafeSortDataFormat
sort
UnsafeSorterIterator
sort
UnsafeSorterSpillReader
sort
UnsafeSorterSpillWriter
sort
ui
spark
uiWebUrl
SparkContext
underlyingSplit
SplitInfo
union
SparkContext
JavaDoubleRDD
JavaPairRDD
JavaRDD
JavaSparkContext
RDD
OpenHashSet
uniqueId
StreamBlockId
unpersist
JavaDoubleRDD
JavaPairRDD
JavaRDD
Broadcast
PersistenceEngine
RDD
unsafe
spark
collection
unset
TaskContext
BitSet
update
AccumulableInfo
AccumulableInfo
MutablePair
AppendOnlyMap
updateAggregateMetrics
JobProgressListener
updatedBlockStatuses
TaskMetrics
useDisk
StorageLevel
useMemory
StorageLevel
useOffHeap
StorageLevel
usedOffHeapStorageMemory
MemoryMetrics
usedOnHeapStorageMemory
MemoryMetrics
util
spark