Github user tillrohrmann commented on a diff in the pull request:
https://github.com/apache/flink/pull/2146#discussion_r68744357
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/checkpoint/CheckpointCoordinator.java
---
@@ -663,6 +677,9 @@ public boolean
receiveAcknowledgeMessage(AcknowledgeCheckpoint message) throws E
LOG.info("Completed checkpoint
" + checkpointId + " (in " +
completed.getDuration() + " ms)");
+ lastCheckpointSize =
completed.getStateSize();
+ lastCheckpointDuration =
completed.getDuration();
--- End diff --
Would it make sense to use the `CheckpointStatsTracker` to obtain the
values for the last checkpoint? Given that the JobManager is not so high
performance critical with respect to the calculation of the metrics.
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