Examples with ExecutionVertex org.apache.flink.runtime.executiongraph.ExecutionVertex used on opensource projects

Example 31 with ExecutionVertex

use of org.apache.flink.runtime.executiongraph.ExecutionVertex in project flink by apache.

the class StackTraceSampleCoordinatorTest method testCollectStackTraceForUnknownTask.

/** Tests that collecting for a unknown task fails. */
@Test(expected = IllegalArgumentException.class)
public void testCollectStackTraceForUnknownTask() throws Exception {
    ExecutionVertex[] vertices = new ExecutionVertex[] { mockExecutionVertex(new ExecutionAttemptID(), ExecutionState.RUNNING, true) };
    coord.triggerStackTraceSample(vertices, 1, Time.milliseconds(100L), 0);
    coord.collectStackTraces(0, new ExecutionAttemptID(), new ArrayList<StackTraceElement[]>());
}

Example 32 with ExecutionVertex

use of org.apache.flink.runtime.executiongraph.ExecutionVertex in project flink by apache.

the class StackTraceSampleCoordinatorTest method testCancelStackTraceSample.

/** Tests cancelling of a pending sample. */
@Test
public void testCancelStackTraceSample() throws Exception {
    ExecutionVertex[] vertices = new ExecutionVertex[] { mockExecutionVertex(new ExecutionAttemptID(), ExecutionState.RUNNING, true) };
    Future<StackTraceSample> sampleFuture = coord.triggerStackTraceSample(vertices, 1, Time.milliseconds(100L), 0);
    assertFalse(sampleFuture.isDone());
    // Cancel
    coord.cancelStackTraceSample(0, null);
    // Verify completed
    assertTrue(sampleFuture.isDone());
    // Verify no more pending samples
    assertEquals(0, coord.getNumberOfPendingSamples());
}

Example 33 with ExecutionVertex

use of org.apache.flink.runtime.executiongraph.ExecutionVertex in project flink by apache.

the class StackTraceSampleCoordinatorTest method testTriggerStackTraceSample.

/** Tests simple trigger and collect of stack trace samples. */
@Test
public void testTriggerStackTraceSample() throws Exception {
    ExecutionVertex[] vertices = new ExecutionVertex[] { mockExecutionVertex(new ExecutionAttemptID(), ExecutionState.RUNNING, true), mockExecutionVertex(new ExecutionAttemptID(), ExecutionState.RUNNING, true), mockExecutionVertex(new ExecutionAttemptID(), ExecutionState.RUNNING, true), mockExecutionVertex(new ExecutionAttemptID(), ExecutionState.RUNNING, true) };
    int numSamples = 1;
    Time delayBetweenSamples = Time.milliseconds(100L);
    int maxStackTraceDepth = 0;
    Future<StackTraceSample> sampleFuture = coord.triggerStackTraceSample(vertices, numSamples, delayBetweenSamples, maxStackTraceDepth);
    // Verify messages have been sent
    for (ExecutionVertex vertex : vertices) {
        ExecutionAttemptID expectedExecutionId = vertex.getCurrentExecutionAttempt().getAttemptId();
        TriggerStackTraceSample expectedMsg = new TriggerStackTraceSample(0, expectedExecutionId, numSamples, delayBetweenSamples, maxStackTraceDepth);
        verify(vertex.getCurrentExecutionAttempt()).requestStackTraceSample(eq(0), eq(numSamples), eq(delayBetweenSamples), eq(maxStackTraceDepth), any(Time.class));
    }
    assertFalse(sampleFuture.isDone());
    StackTraceElement[] stackTraceSample = Thread.currentThread().getStackTrace();
    List<StackTraceElement[]> traces = new ArrayList<>();
    traces.add(stackTraceSample);
    traces.add(stackTraceSample);
    traces.add(stackTraceSample);
    // Collect stack traces
    for (int i = 0; i < vertices.length; i++) {
        ExecutionAttemptID executionId = vertices[i].getCurrentExecutionAttempt().getAttemptId();
        coord.collectStackTraces(0, executionId, traces);
        if (i == vertices.length - 1) {
            assertTrue(sampleFuture.isDone());
        } else {
            assertFalse(sampleFuture.isDone());
        }
    }
    // Verify completed stack trace sample
    StackTraceSample sample = sampleFuture.get();
    assertEquals(0, sample.getSampleId());
    assertTrue(sample.getEndTime() >= sample.getStartTime());
    Map<ExecutionAttemptID, List<StackTraceElement[]>> tracesByTask = sample.getStackTraces();
    for (ExecutionVertex vertex : vertices) {
        ExecutionAttemptID executionId = vertex.getCurrentExecutionAttempt().getAttemptId();
        List<StackTraceElement[]> sampleTraces = tracesByTask.get(executionId);
        assertNotNull("Task not found", sampleTraces);
        assertTrue(traces.equals(sampleTraces));
    }
    // Verify no more pending sample
    assertEquals(0, coord.getNumberOfPendingSamples());
    // Verify no error on late collect
    coord.collectStackTraces(0, vertices[0].getCurrentExecutionAttempt().getAttemptId(), traces);
}

Example 34 with ExecutionVertex

use of org.apache.flink.runtime.executiongraph.ExecutionVertex in project flink by apache.

the class StackTraceSampleCoordinatorTest method testTriggerStackTraceSampleTimeout.

/** Tests that samples time out if they don't finish in time. */
@Test(timeout = 1000L)
public void testTriggerStackTraceSampleTimeout() throws Exception {
    int timeout = 100;
    coord = new StackTraceSampleCoordinator(system.dispatcher(), timeout);
    final ScheduledExecutorService scheduledExecutorService = new ScheduledThreadPoolExecutor(1);
    try {
        ExecutionVertex[] vertices = new ExecutionVertex[] { mockExecutionVertexWithTimeout(new ExecutionAttemptID(), ExecutionState.RUNNING, scheduledExecutorService, timeout) };
        Future<StackTraceSample> sampleFuture = coord.triggerStackTraceSample(vertices, 1, Time.milliseconds(100L), 0);
        // Wait for the timeout
        Thread.sleep(timeout * 2);
        boolean success = false;
        for (int i = 0; i < 10; i++) {
            if (sampleFuture.isDone()) {
                success = true;
                break;
            }
            Thread.sleep(timeout);
        }
        assertTrue("Sample did not time out", success);
        try {
            sampleFuture.get();
            fail("Expected exception.");
        } catch (ExecutionException e) {
            assertTrue(e.getCause().getCause().getMessage().contains("Timeout"));
        }
        // Collect after the timeout (should be ignored)
        ExecutionAttemptID executionId = vertices[0].getCurrentExecutionAttempt().getAttemptId();
        coord.collectStackTraces(0, executionId, new ArrayList<StackTraceElement[]>());
    } finally {
        scheduledExecutorService.shutdownNow();
    }
}

Example 35 with ExecutionVertex

use of org.apache.flink.runtime.executiongraph.ExecutionVertex in project flink by apache.

the class JobManagerTest method testRequestPartitionStateUnregisteredExecution.

/**
	 * Tests the JobManager response when the execution is not registered with
	 * the ExecutionGraph.
	 */
@Test
public void testRequestPartitionStateUnregisteredExecution() throws Exception {
    new JavaTestKit(system) {

        {
            new Within(duration("15 seconds")) {

                @Override
                protected void run() {
                    // Setup
                    TestingCluster cluster = null;
                    try {
                        cluster = startTestingCluster(4, 1, DEFAULT_AKKA_ASK_TIMEOUT());
                        final IntermediateDataSetID rid = new IntermediateDataSetID();
                        // Create a task
                        final JobVertex sender = new JobVertex("Sender");
                        sender.setParallelism(1);
                        // just finish
                        sender.setInvokableClass(NoOpInvokable.class);
                        sender.createAndAddResultDataSet(rid, PIPELINED);
                        final JobVertex sender2 = new JobVertex("Blocking Sender");
                        sender2.setParallelism(1);
                        // just block
                        sender2.setInvokableClass(BlockingNoOpInvokable.class);
                        sender2.createAndAddResultDataSet(new IntermediateDataSetID(), PIPELINED);
                        final JobGraph jobGraph = new JobGraph("Fast finishing producer test job", sender, sender2);
                        final JobID jid = jobGraph.getJobID();
                        final ActorGateway jobManagerGateway = cluster.getLeaderGateway(TestingUtils.TESTING_DURATION());
                        // we can set the leader session ID to None because we don't use this gateway to send messages
                        final ActorGateway testActorGateway = new AkkaActorGateway(getTestActor(), null);
                        // Submit the job and wait for all vertices to be running
                        jobManagerGateway.tell(new SubmitJob(jobGraph, ListeningBehaviour.EXECUTION_RESULT), testActorGateway);
                        expectMsgClass(JobSubmitSuccess.class);
                        jobManagerGateway.tell(new WaitForAllVerticesToBeRunningOrFinished(jid), testActorGateway);
                        expectMsgClass(AllVerticesRunning.class);
                        Future<Object> egFuture = jobManagerGateway.ask(new RequestExecutionGraph(jobGraph.getJobID()), remaining());
                        ExecutionGraphFound egFound = (ExecutionGraphFound) Await.result(egFuture, remaining());
                        ExecutionGraph eg = (ExecutionGraph) egFound.executionGraph();
                        ExecutionVertex vertex = eg.getJobVertex(sender.getID()).getTaskVertices()[0];
                        while (vertex.getExecutionState() != ExecutionState.FINISHED) {
                            Thread.sleep(1);
                        }
                        IntermediateResultPartition partition = vertex.getProducedPartitions().values().iterator().next();
                        ResultPartitionID partitionId = new ResultPartitionID(partition.getPartitionId(), vertex.getCurrentExecutionAttempt().getAttemptId());
                        // Producer finished, request state
                        Object request = new RequestPartitionProducerState(jid, rid, partitionId);
                        Future<ExecutionState> producerStateFuture = jobManagerGateway.ask(request, getRemainingTime()).mapTo(ClassTag$.MODULE$.<ExecutionState>apply(ExecutionState.class));
                        assertEquals(ExecutionState.FINISHED, Await.result(producerStateFuture, getRemainingTime()));
                    } catch (Exception e) {
                        e.printStackTrace();
                        fail(e.getMessage());
                    } finally {
                        if (cluster != null) {
                            cluster.shutdown();
                        }
                    }
                }
            };
        }
    };
}