rkhachatryan commented on a change in pull request #11507: [FLINK-16587] Add basic CheckpointBarrierHandler for unaligned checkpoint URL: https://github.com/apache/flink/pull/11507#discussion_r399530922
########## File path: flink-streaming-java/src/main/java/org/apache/flink/streaming/runtime/io/StreamTaskNetworkInput.java ########## @@ -197,6 +205,29 @@ public int getInputIndex() { return checkpointedInputGate.getAvailableFuture(); } + @Override + public CompletableFuture<?> prepareSnapshot(long checkpointId) throws IOException { + // Note that if considering recovery in future, we should guarantee that the spilled buffers in one channel + // should be close together because one record might span multiple buffers. + for (int channelIndex = 0; channelIndex < recordDeserializers.length; channelIndex++) { + final InputChannel channel = checkpointedInputGate.getChannel(channelIndex); + + recordDeserializers[channelIndex].getUnconsumedBuffer().ifPresent(buffer -> Review comment: Got it, thanks for the explanations. Does it make sense to add a comment? (and maybe mark somehow so we don't forget it when removing the limit of in-flight checkpoints) ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services