程序包 org.apache.flink.runtime.messages.checkpoint

This package contains the messages that are sent between JobMaster and TaskExecutor to coordinate the checkpoint snapshots of the distributed dataflow.

请参阅: 说明

类概要

类	说明
AbstractCheckpointMessage	The base class of all checkpoint messages.
AcknowledgeCheckpoint	This message is sent from the TaskExecutor to the JobMaster to signal that the checkpoint of an individual task is completed.
DeclineCheckpoint	This message is sent from the TaskExecutor to the JobMaster to tell the checkpoint coordinator that a checkpoint request could not be heeded.
SerializedCheckpointException	Serialized checkpoint exception which wraps the checkpoint failure reason and its serialized throwable.

程序包org.apache.flink.runtime.messages.checkpoint的说明

This package contains the messages that are sent between JobMaster and TaskExecutor to coordinate the checkpoint snapshots of the distributed dataflow.