hard20 pts · first answer countskafkaflinkcheckpoints

Checkpoints time out under backpressure

Under heavy backpressure, a Flink job's checkpoints take so long that they time out. Barriers are stuck behind full network buffers. Which feature targets this?

A.Turning off checkpointing for the busy operatorsB.Switching to processing-time windowsC.Unaligned checkpoints, letting barriers skip aheadD.A smaller bounded out-of-orderness delay

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Checkpoints time out under backpressure

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