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_r398982368
########## 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: How do we know that these data belong to the given checkpoint? Is it because of the single-checkpoint limit? ---------------------------------------------------------------- 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