szilard-nemeth commented on code in PR #3259:
URL: https://github.com/apache/hadoop/pull/3259#discussion_r843891829
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hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-shuffle/src/main/java/org/apache/hadoop/mapred/ShuffleHandler.java:
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@@ -920,49 +1007,67 @@ public void channelOpen(ChannelHandlerContext ctx,
ChannelStateEvent evt)
// fetch failure.
headers.put(RETRY_AFTER_HEADER, String.valueOf(FETCH_RETRY_DELAY));
sendError(ctx, "", TOO_MANY_REQ_STATUS, headers);
- return;
+ } else {
+ super.channelActive(ctx);
Review Comment:
Yep, it was a bug in the old logic.
See this comment:
https://issues.apache.org/jira/browse/HADOOP-15327?focusedCommentId=17362367&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-17362367
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