zhuzhurk commented on a change in pull request #9860: [FLINK-14331][runtime]
Reset vertices right after they transition to terminated states
URL: https://github.com/apache/flink/pull/9860#discussion_r333960488
##########
File path:
flink-runtime/src/test/java/org/apache/flink/runtime/scheduler/DefaultSchedulerTest.java
##########
@@ -252,17 +258,82 @@ public void failJobIfNotEnoughResources() throws
Exception {
findThrowableWithMessage(
failureCause,
"Could not allocate the required slot within
slot request timeout.").isPresent());
+ assertThat(jobStatus, is(equalTo(JobStatus.FAILED)));
+ }
+
+ @Test
+ public void skipDeploymentIfVertexVersionOutdated() {
+ testExecutionSlotAllocator.disableAutoCompletePendingRequests();
+
+ final JobGraph jobGraph = nonParallelSourceSinkJobGraph();
+ final List<JobVertex> sortedJobVertices =
jobGraph.getVerticesSortedTopologicallyFromSources();
+ final ExecutionVertexID sourceExecutionVertexId = new
ExecutionVertexID(sortedJobVertices.get(0).getID(), 0);
+ final ExecutionVertexID sinkExecutionVertexId = new
ExecutionVertexID(sortedJobVertices.get(1).getID(), 0);
+
+ final DefaultScheduler scheduler =
createSchedulerAndStartScheduling(jobGraph);
+
testExecutionSlotAllocator.completePendingRequest(sourceExecutionVertexId);
+
+ final ArchivedExecutionVertex sourceExecutionVertex =
scheduler.requestJob().getAllExecutionVertices().iterator().next();
+ final ExecutionAttemptID attemptId =
sourceExecutionVertex.getCurrentExecutionAttempt().getAttemptId();
+ scheduler.updateTaskExecutionState(new
TaskExecutionState(jobGraph.getJobID(), attemptId, ExecutionState.FAILED));
+ testRestartBackoffTimeStrategy.setCanRestart(false);
+
+ testExecutionSlotAllocator.enableAutoCompletePendingRequests();
+ taskRestartExecutor.triggerScheduledTasks();
+
+ assertThat(testExecutionVertexOperations.getDeployedVertices(),
containsInAnyOrder(sourceExecutionVertexId, sinkExecutionVertexId));
+ assertThat(scheduler.requestJob().getState(),
is(equalTo(JobStatus.RUNNING)));
+ }
+
+ @Test
+ public void vertexIsResetBeforeRestarted() throws Exception {
+ final JobGraph jobGraph = singleNonParallelJobVertexJobGraph();
+
+ final TestSchedulingStrategy.Factory schedulingStrategyFactory
= new TestSchedulingStrategy.Factory();
+ final DefaultScheduler scheduler = createScheduler(jobGraph,
schedulingStrategyFactory);
+ final TestSchedulingStrategy schedulingStrategy =
schedulingStrategyFactory.getLastCreatedSchedulingStrategy();
+ final SchedulingTopology topology =
schedulingStrategy.getSchedulingTopology();
+
+ startScheduling(scheduler);
+
+ final SchedulingExecutionVertex onlySchedulingVertex =
Iterables.getOnlyElement(topology.getVertices());
+ final ArchivedExecutionVertex onlyExecutionVertex =
Iterables.getOnlyElement(scheduler.requestJob().getAllExecutionVertices());
+ final ExecutionAttemptID attemptId =
onlyExecutionVertex.getCurrentExecutionAttempt().getAttemptId();
+
+
schedulingStrategy.schedule(Collections.singleton(onlySchedulingVertex.getId()));
+
+ scheduler.updateTaskExecutionState(new
TaskExecutionState(jobGraph.getJobID(), attemptId, ExecutionState.FAILED));
+
+ taskRestartExecutor.triggerScheduledTasks();
+
+
assertThat(schedulingStrategy.getReceivedVerticesToRestart().size(),
is(equalTo(1)));
Review comment:
Good to know that!
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