a snapshot taken automatically by Flink for the purpose of being able to recover from faults. Checkpoints can be incremental, and are optimized for being restored quickly.
Flink Checkpoint
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Flink Checkpoint Storage
tags: Flink State Snapshots,Fault Tolerance via State Snapshots,Flink Checkpoint source: https://nightlies.apache.org/flink/flink-docs-release-1.14/docs/learn-flink/fault%5Ftolerance/#checkpoint-storage Flink periodically takes persistent snapshots of all the state in every operator and copies these snapshots somewhere more durable, such as a distributed file system. In the event of the failure, Flink can restore the complete state of your application and resume processing as though nothing had gone wrong. Two implementations: A distributed file system. JobManager’s heap.
知乎：Flink实时计算-深入理解 Checkpoint和Savepoint
tags: Flink,Flink State Snapshots,Flink Checkpoint,Flink Savepoint source: https://zhuanlan.zhihu.com/p/79526638