A checkpoint is completed when the nth the checkpoint barrier crosses the
When we trigger a savepoint manually, which checkpoint barrier is
Is it the next checkpoint barrier(next relative to the last barrier that was
considered to create the last checkpoint or savepoint) that the job will
wait to cross the last operator create a savepoint.
Sent from: http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/