vikramahuja1001 commented on a change in pull request #3678: [WIP]: index server concurrency fix
URL:
https://github.com/apache/carbondata/pull/3678#discussion_r407479647
##########
File path: integration/spark/src/main/scala/org/apache/carbondata/indexserver/DistributedCountRDD.scala
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@@ -96,20 +99,78 @@ class DistributedCountRDD(@transient ss: SparkSession, dataMapFormat: Distributa
new DistributedPruneRDD(ss, dataMapFormat).partitions
}
- private def generateFuture(split: Seq[InputSplit])
+ private def generateFuture(split: Seq[InputSplit], globalQueue: SegmentProcessor)
(implicit executionContext: ExecutionContext) = {
Future {
- val segments = split.map { inputSplit =>
+
+ var segmentsWorkStatus = split.map { inputSplit =>
val distributable = inputSplit.asInstanceOf[DataMapDistributableWrapper]
distributable.getDistributable.getSegment
.setReadCommittedScope(dataMapFormat.getReadCommittedScope)
- distributable.getDistributable.getSegment
+
+ val processedSegments = globalQueue.ifProcessSegment(distributable.getDistributable
+ .getSegment.getSegmentNo, dataMapFormat.getCarbonTable.getTableId)
+
+ val segmentWorkStatusList = new SegmentWorkStatus(distributable.getDistributable
+ .getSegment, !processedSegments)
+
+ // if ifprocesssegment = true, iswaiting = false
+ val processedSegmentsList = globalQueue.processSegment(segmentWorkStatusList,
+ dataMapFormat.getCarbonTable.getTableId)
+ segmentWorkStatusList
+ }
+
+ val queueSize = globalQueue.queueSize()
+ val getGlobalworkQueue = globalQueue.getGlobalWorkQueue
+
+ var segmentsPositive: mutable.HashSet[SegmentWorkStatus] = mutable.HashSet.empty
+ var segmentsNegative: mutable.HashSet[SegmentWorkStatus] = mutable.HashSet.empty
+
+ segmentsWorkStatus.map { iter =>
+ if (iter.getWaiting == false) {
+ segmentsPositive.add(iter)
+ } else {
+ segmentsNegative.add(iter)
+ }
}
+
val defaultDataMap = DataMapStoreManager.getInstance
.getDataMap(dataMapFormat.getCarbonTable, split.head
.asInstanceOf[DataMapDistributableWrapper].getDistributable.getDataMapSchema)
- defaultDataMap.getBlockRowCount(segments.toList.asJava, dataMapFormat
- .getPartitions, defaultDataMap).asScala
+ var result = defaultDataMap.getBlockRowCount(segmentsPositive.map { iter =>
+ iter.getSegment }.toList.asJava, dataMapFormat.getPartitions,
+ defaultDataMap).asScala
+
+ // delete from local
+ var segment = segmentsPositive.map { iter =>
+ globalQueue.updateWaitingStatus(iter, defaultDataMap.getTable.getTableId)
+ }
+
+ while (segmentsNegative != null && segmentsNegative.size != 0) {
+ segmentsWorkStatus = segmentsNegative.map { iter =>
+ val processedSegments = globalQueue.ifProcessSegment(iter.getSegment
+ .getSegmentNo, defaultDataMap.getTable.getTableId)
+ val processedSegmentsList = globalQueue.processSegment(iter,
+ dataMapFormat.getCarbonTable.getTableId)
+ iter
+ }.toSeq
+ segmentsPositive = mutable.HashSet.empty
+ segmentsNegative = mutable.HashSet.empty
+ segmentsWorkStatus.map { iter =>
+ if (iter.getWaiting == false) {
+ segmentsPositive.add(iter)
+ } else {
+ segmentsNegative.add(iter)
+ }
+ }
+ result = result.++(defaultDataMap.getBlockRowCount(segmentsPositive
Review comment:
done
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