NicoK commented on a change in pull request #5381: [FLINK-8523][network] Stop
assigning floating buffers for blocked input channels in exactly-once mode
URL: https://github.com/apache/flink/pull/5381#discussion_r205575969
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/io/network/partition/consumer/SingleInputGate.java
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@@ -133,8 +134,13 @@
* Input channels. There is a one input channel for each consumed
intermediate result partition.
* We store this in a map for runtime updates of single channels.
*/
+ @GuardedBy("requestLock")
private final Map<IntermediateResultPartitionID, InputChannel>
inputChannels;
+ /** A mapping from internal channel index in this gate to input
channel. */
+ @GuardedBy("requestLock")
+ private final Map<Integer, InputChannel> indexToInputChannelMap;
Review comment:
and maybe call it `inputChannelsByChannelIndex` instead?
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