zhijiangW commented on a change in pull request #7911: [FLINK-11082][network]
Fix the logic of getting backlog in sub partition
URL: https://github.com/apache/flink/pull/7911#discussion_r265991992
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/io/network/partition/SpilledSubpartitionView.java
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@@ -147,7 +147,8 @@ public BufferAndBacklog getNextBuffer() throws
IOException, InterruptedException
return null;
}
- int newBacklog =
parent.decreaseBuffersInBacklog(current.isBuffer());
+ parent.decreaseBuffersInBacklog(current.isBuffer());
+ int newBacklog = parent.getBuffersInBacklog();
Review comment:
I agree with your point of option 2. Based on the current implementation we
could confirm no problem, but it might leave risks if changing something in
future. It is also easy to understand for others in option 2.
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