yanghua commented on a change in pull request #7571: [FLINK-10724] Refactor
failure handling in check point coordinator
URL: https://github.com/apache/flink/pull/7571#discussion_r251381275
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/checkpoint/CheckpointCoordinator.java
##########
@@ -1277,6 +1284,37 @@ private void discardCheckpoint(PendingCheckpoint
pendingCheckpoint, @Nullable Th
}
}
+ private void tryHandleCheckpointException(DeclineCheckpoint message,
PendingCheckpoint currentCheckpoint) {
+ boolean needFailJob = message.getReason() != null &&
!(message.getReason() instanceof CheckpointDeclineException)
+ && failOnCheckpointingErrors &&
!currentCheckpoint.getProps().isSavepoint();
+
+ if (needFailJob) {
+ boolean processed = false;
+ ExecutionAttemptID failedExecutionID =
message.getTaskExecutionId();
+ for (ExecutionVertex vertex : tasksToWaitFor) {
+ if
(vertex.getCurrentExecutionAttempt().getAttemptId().equals(failedExecutionID)) {
+ if (currentPeriodicTrigger != null) {
+
currentPeriodicTrigger.cancel(true);
+ currentPeriodicTrigger = null;
+ }
+
+ vertex.fail(message.getReason());
+ processed = true;
+ break;
+ }
+ }
+
+ if (!processed) {
Review comment:
I believe that you are right in most cases, but there is a possibility that
the network has a very serious delay. At this time, the job has failed over,
and the attempt id has changed. Although this is unlikely, it is a defensive
programming mechanism.
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