RexXiong commented on code in PR #973:
URL:
https://github.com/apache/incubator-celeborn/pull/973#discussion_r1023481199
##########
client/src/main/java/org/apache/celeborn/client/ShuffleClientImpl.java:
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@@ -257,13 +259,58 @@ private String genAddressPair(PartitionLocation loc) {
private ConcurrentHashMap<Integer, PartitionLocation> registerShuffle(
String appId, int shuffleId, int numMappers, int numPartitions) {
+ return registerShuffle(
+ shuffleId,
+ numMappers,
+ numMappers,
+ () ->
+ driverRssMetaService.askSync(
+ RegisterShuffle$.MODULE$.apply(appId, shuffleId, numMappers,
numPartitions),
+ ClassTag$.MODULE$.apply(PbRegisterShuffleResponse.class)));
+ }
+
+ @Override
+ public PartitionLocation registerMapPartitionTask(
+ String appId, int shuffleId, int numMappers, int mapId, int attemptId) {
+ int partitionId = PackedPartitionId.packedPartitionId(mapId, attemptId);
+ logger.info(
+ "register mapPartitionTask, mapId: {}, attemptId: {}, partitionId: {}",
+ mapId,
+ attemptId,
+ partitionId);
+ if (attemptId == 0) {
+ return registerMapPartitionTaskWithFirstAttempt(
+ appId, shuffleId, numMappers, mapId, attemptId, partitionId);
+ }
+
+ // TODO
+ throw new UnsupportedOperationException("can not register shuffle task
with attempt beyond 0");
+ }
+
+ private PartitionLocation registerMapPartitionTaskWithFirstAttempt(
+ String appId, int shuffleId, int numMappers, int mapId, int attemptId,
int partitionId) {
+ ConcurrentHashMap<Integer, PartitionLocation> partitionLocationMap =
+ registerShuffle(
+ shuffleId,
+ numMappers,
+ numMappers,
+ () ->
+ driverRssMetaService.askSync(
+ RegisterMapPartitionTask$.MODULE$.apply(
+ appId, shuffleId, numMappers, mapId, attemptId,
partitionId),
+ ClassTag$.MODULE$.apply(PbRegisterShuffleResponse.class)));
+ return partitionLocationMap.get(partitionId);
+ }
+
+ public ConcurrentHashMap<Integer, PartitionLocation> registerShuffle(
Review Comment:
Good Advice.
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