venkata91 commented on a change in pull request #33034:
URL: https://github.com/apache/spark/pull/33034#discussion_r677148756
##########
File path:
common/network-shuffle/src/main/java/org/apache/spark/network/shuffle/RemoteBlockPushResolver.java
##########
@@ -78,6 +80,27 @@
public static final String MERGE_DIR_KEY = "mergeDir";
public static final String ATTEMPT_ID_KEY = "attemptId";
private static final int UNDEFINED_ATTEMPT_ID = -1;
+ private static final int UNDEFINED_SHUFFLE_MERGE_ID = Integer.MIN_VALUE;
+
+ // ConcurrentHashMap doesn't allow null for keys or values which is why this
is required.
Review comment:
Can you please explain why is this outdated?
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