Deegue commented on a change in pull request #24740: [SPARK-27876][CORE] Split
large shuffle partition to multi-segments to enable transfer oversize shuffle
partition block
URL: https://github.com/apache/spark/pull/24740#discussion_r308045831
##########
File path:
common/network-shuffle/src/main/java/org/apache/spark/network/shuffle/ExternalShuffleBlockHandler.java
##########
@@ -290,19 +304,56 @@ public ShuffleMetrics() {
return mapIdAndReduceIds;
}
+ private int[] shuffleMapIdReduceIdAndSegmentIds(String[] blockIds, int
shuffleId) {
+ final int[] mapIdReduceIdAndSegmentIds = new int[3 * blockIds.length];
+ for (int i = 0; i < blockIds.length; i++) {
+ String[] blockIdParts = blockIds[i].split("_");
+ if (blockIdParts.length != 5 ||!blockIdParts[0].equals("shuffle")) {
Review comment:
Missing white space after `||`.
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