zhijiangW commented on a change in pull request #11877:
URL: https://github.com/apache/flink/pull/11877#discussion_r422950710
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File path:
flink-runtime/src/main/java/org/apache/flink/runtime/io/network/partition/consumer/RemoteInputChannel.java
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@@ -99,7 +100,7 @@
/** The number of available buffers that have not been announced to the
producer yet. */
private final AtomicInteger unannouncedCredit = new AtomicInteger(0);
- /** The number of required buffers that equals to sender's backlog plus
initial credit. */
+ /** The number of buffers to requested that equals to unfulfilled
sender's backlog. */
@GuardedBy("bufferQueue")
private int numRequiredBuffers;
Review comment:
nit: might rename to `numRequiredFloatingBuffers` for better reflecting
the current semantic.
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