Examples with Timer org.apache.samza.metrics.Timer used on opensource projects

Example 1 with Timer

use of org.apache.samza.metrics.Timer in project samza by apache.

the class TestTransactionalStateTaskBackupManager method testFlushOrder.

@Test
public void testFlushOrder() {
    ContainerStorageManager csm = mock(ContainerStorageManager.class);
    StorageEngine mockStore = mock(StorageEngine.class);
    java.util.Map<String, StorageEngine> taskStores = ImmutableMap.of("mockStore", mockStore);
    when(csm.getAllStores(any())).thenReturn(taskStores);
    when(mockStore.getStoreProperties()).thenReturn(new StoreProperties.StorePropertiesBuilder().setPersistedToDisk(true).setLoggedStore(true).build());
    TaskInstanceMetrics metrics = mock(TaskInstanceMetrics.class);
    Timer checkpointTimer = mock(Timer.class);
    when(metrics.storeCheckpointNs()).thenReturn(checkpointTimer);
    KafkaTransactionalStateTaskBackupManager tsm = spy(buildTSM(csm, mock(Partition.class), new StorageManagerUtil()));
    TaskStorageCommitManager commitManager = new TaskStorageCommitManager(new TaskName("task"), ImmutableMap.of("kafka", tsm), csm, null, null, null, null, ForkJoinPool.commonPool(), new StorageManagerUtil(), null, metrics);
    // stub actual method call
    doReturn(mock(java.util.Map.class)).when(tsm).getNewestChangelogSSPOffsets(any(), any(), any(), any());
    // invoke Kafka flush
    commitManager.init();
    commitManager.snapshot(CheckpointId.create());
    // ensure that stores are flushed before we get newest changelog offsets
    InOrder inOrder = inOrder(mockStore, tsm);
    inOrder.verify(mockStore).flush();
    inOrder.verify(tsm).getNewestChangelogSSPOffsets(any(), any(), any(), any());
}

Example 2 with Timer

use of org.apache.samza.metrics.Timer in project samza by apache.

the class TestTaskStorageCommitManager method testPersistToFileSystemCheckpointV1AndV2Checkpoint.

@Test
public void testPersistToFileSystemCheckpointV1AndV2Checkpoint() throws IOException {
    ContainerStorageManager containerStorageManager = mock(ContainerStorageManager.class);
    StorageEngine mockLPStore = mock(StorageEngine.class);
    StoreProperties lpStoreProps = mock(StoreProperties.class);
    when(mockLPStore.getStoreProperties()).thenReturn(lpStoreProps);
    when(lpStoreProps.isPersistedToDisk()).thenReturn(true);
    when(lpStoreProps.isDurableStore()).thenReturn(true);
    Path mockPath = mock(Path.class);
    when(mockLPStore.checkpoint(any())).thenReturn(Optional.of(mockPath));
    StorageEngine mockPStore = mock(StorageEngine.class);
    StoreProperties pStoreProps = mock(StoreProperties.class);
    when(mockPStore.getStoreProperties()).thenReturn(pStoreProps);
    when(pStoreProps.isPersistedToDisk()).thenReturn(true);
    when(pStoreProps.isDurableStore()).thenReturn(false);
    StorageEngine mockLIStore = mock(StorageEngine.class);
    StoreProperties liStoreProps = mock(StoreProperties.class);
    when(mockLIStore.getStoreProperties()).thenReturn(liStoreProps);
    when(liStoreProps.isPersistedToDisk()).thenReturn(false);
    when(liStoreProps.isDurableStore()).thenReturn(true);
    StorageEngine mockIStore = mock(StorageEngine.class);
    StoreProperties iStoreProps = mock(StoreProperties.class);
    when(mockIStore.getStoreProperties()).thenReturn(iStoreProps);
    when(iStoreProps.isPersistedToDisk()).thenReturn(false);
    when(iStoreProps.isDurableStore()).thenReturn(false);
    Map<String, StorageEngine> taskStores = ImmutableMap.of("loggedPersistentStore", mockLPStore, "persistentStore", mockPStore, "loggedInMemStore", mockLIStore, "inMemStore", mockIStore);
    Partition changelogPartition = new Partition(0);
    SystemStream changelogSystemStream = new SystemStream("changelogSystem", "changelogStream");
    SystemStreamPartition changelogSSP = new SystemStreamPartition(changelogSystemStream, changelogPartition);
    Map<String, SystemStream> storeChangelogsStreams = ImmutableMap.of("loggedPersistentStore", changelogSystemStream, "loggedInMemStore", new SystemStream("system", "stream"));
    StorageManagerUtil storageManagerUtil = mock(StorageManagerUtil.class);
    File durableStoreDir = new File("durableStorePath");
    when(storageManagerUtil.getTaskStoreDir(eq(durableStoreDir), any(), any(), any())).thenReturn(durableStoreDir);
    TaskName taskName = new TaskName("task");
    TaskInstanceMetrics metrics = mock(TaskInstanceMetrics.class);
    Timer checkpointTimer = mock(Timer.class);
    when(metrics.storeCheckpointNs()).thenReturn(checkpointTimer);
    when(containerStorageManager.getAllStores(taskName)).thenReturn(taskStores);
    TaskStorageCommitManager commitManager = spy(new TaskStorageCommitManager(taskName, Collections.emptyMap(), containerStorageManager, storeChangelogsStreams, changelogPartition, null, null, ForkJoinPool.commonPool(), storageManagerUtil, durableStoreDir, metrics));
    doNothing().when(commitManager).writeChangelogOffsetFile(any(), any(), any(), any());
    when(storageManagerUtil.getStoreCheckpointDir(any(File.class), any(CheckpointId.class))).thenAnswer((Answer<String>) invocation -> {
        File file = invocation.getArgumentAt(0, File.class);
        CheckpointId checkpointId = invocation.getArgumentAt(1, CheckpointId.class);
        return file + "-" + checkpointId;
    });
    CheckpointId newCheckpointId = CheckpointId.create();
    String newestOffset = "1";
    KafkaChangelogSSPOffset kafkaChangelogSSPOffset = new KafkaChangelogSSPOffset(newCheckpointId, newestOffset);
    Map<SystemStreamPartition, String> offsetsJava = ImmutableMap.of(changelogSSP, kafkaChangelogSSPOffset.toString());
    commitManager.init();
    // invoke persist to file system for v2 checkpoint
    commitManager.writeCheckpointToStoreDirectories(new CheckpointV1(offsetsJava));
    verify(commitManager).writeChangelogOffsetFiles(offsetsJava);
    // evoked twice, for OFFSET-V1 and OFFSET-V2
    verify(commitManager).writeChangelogOffsetFile(eq("loggedPersistentStore"), eq(changelogSSP), eq(newestOffset), eq(durableStoreDir));
    File checkpointFile = Paths.get(storageManagerUtil.getStoreCheckpointDir(durableStoreDir, kafkaChangelogSSPOffset.getCheckpointId())).toFile();
    verify(commitManager).writeChangelogOffsetFile(eq("loggedPersistentStore"), eq(changelogSSP), eq(newestOffset), eq(checkpointFile));
    Map<String, String> storeSCM = ImmutableMap.of("loggedPersistentStore", "system;loggedPersistentStoreStream;1", "persistentStore", "system;persistentStoreStream;1", "loggedInMemStore", "system;loggedInMemStoreStream;1", "inMemStore", "system;inMemStoreStream;1");
    CheckpointV2 checkpoint = new CheckpointV2(newCheckpointId, Collections.emptyMap(), Collections.singletonMap("factory", storeSCM));
    // invoke persist to file system for v2 checkpoint
    commitManager.writeCheckpointToStoreDirectories(checkpoint);
    // Validate only durable and persisted stores are persisted
    // This should be evoked twice, for checkpointV1 and checkpointV2
    verify(storageManagerUtil, times(2)).getTaskStoreDir(eq(durableStoreDir), eq("loggedPersistentStore"), eq(taskName), any());
    File checkpointPath = Paths.get(storageManagerUtil.getStoreCheckpointDir(durableStoreDir, newCheckpointId)).toFile();
    verify(storageManagerUtil).writeCheckpointV2File(eq(checkpointPath), eq(checkpoint));
}

Example 3 with Timer

use of org.apache.samza.metrics.Timer in project samza by apache.

the class TestTaskStorageCommitManager method testWriteChangelogOffsetFilesV2andV1.

@Test
public void testWriteChangelogOffsetFilesV2andV1() throws IOException {
    Map<String, Map<SystemStreamPartition, String>> mockFileSystem = new HashMap<>();
    ContainerStorageManager containerStorageManager = mock(ContainerStorageManager.class);
    Map<String, CheckpointV2> mockCheckpointFileSystem = new HashMap<>();
    StorageEngine mockLPStore = mock(StorageEngine.class);
    StoreProperties lpStoreProps = mock(StoreProperties.class);
    when(mockLPStore.getStoreProperties()).thenReturn(lpStoreProps);
    when(lpStoreProps.isPersistedToDisk()).thenReturn(true);
    when(lpStoreProps.isDurableStore()).thenReturn(true);
    Path mockPath = mock(Path.class);
    when(mockLPStore.checkpoint(any())).thenReturn(Optional.of(mockPath));
    TaskInstanceMetrics metrics = mock(TaskInstanceMetrics.class);
    Timer checkpointTimer = mock(Timer.class);
    when(metrics.storeCheckpointNs()).thenReturn(checkpointTimer);
    java.util.Map<String, StorageEngine> taskStores = ImmutableMap.of("loggedPersistentStore", mockLPStore);
    Partition changelogPartition = new Partition(0);
    SystemStream changelogSystemStream = new SystemStream("changelogSystem", "changelogStream");
    SystemStreamPartition changelogSSP = new SystemStreamPartition(changelogSystemStream, changelogPartition);
    java.util.Map<String, SystemStream> storeChangelogsStreams = ImmutableMap.of("loggedPersistentStore", changelogSystemStream);
    StorageManagerUtil storageManagerUtil = mock(StorageManagerUtil.class);
    File tmpTestPath = new File("store-checkpoint-test");
    when(storageManagerUtil.getTaskStoreDir(eq(tmpTestPath), eq("loggedPersistentStore"), any(), any())).thenReturn(tmpTestPath);
    TaskName taskName = new TaskName("task");
    when(containerStorageManager.getAllStores(taskName)).thenReturn(taskStores);
    TaskStorageCommitManager commitManager = spy(new TaskStorageCommitManager(taskName, Collections.emptyMap(), containerStorageManager, storeChangelogsStreams, changelogPartition, null, null, ForkJoinPool.commonPool(), storageManagerUtil, tmpTestPath, metrics));
    doAnswer(invocation -> {
        String fileDir = invocation.getArgumentAt(3, File.class).getName();
        SystemStreamPartition ssp = invocation.getArgumentAt(1, SystemStreamPartition.class);
        String offset = invocation.getArgumentAt(2, String.class);
        if (mockFileSystem.containsKey(fileDir)) {
            mockFileSystem.get(fileDir).put(ssp, offset);
        } else {
            Map<SystemStreamPartition, String> sspOffsets = new HashMap<>();
            sspOffsets.put(ssp, offset);
            mockFileSystem.put(fileDir, sspOffsets);
        }
        return null;
    }).when(commitManager).writeChangelogOffsetFile(any(), any(), any(), any());
    doAnswer(invocation -> {
        String storeDir = invocation.getArgumentAt(0, File.class).getName();
        CheckpointV2 checkpointV2 = invocation.getArgumentAt(1, CheckpointV2.class);
        mockCheckpointFileSystem.put(storeDir, checkpointV2);
        return null;
    }).when(storageManagerUtil).writeCheckpointV2File(any(), any());
    when(storageManagerUtil.getStoreCheckpointDir(any(File.class), any(CheckpointId.class))).thenAnswer((Answer<String>) invocation -> {
        File file = invocation.getArgumentAt(0, File.class);
        CheckpointId checkpointId = invocation.getArgumentAt(1, CheckpointId.class);
        return file + "-" + checkpointId;
    });
    CheckpointId newCheckpointId = CheckpointId.create();
    String newestOffset = "1";
    KafkaChangelogSSPOffset kafkaChangelogSSPOffset = new KafkaChangelogSSPOffset(newCheckpointId, newestOffset);
    java.util.Map<SystemStreamPartition, String> offsetsJava = ImmutableMap.of(changelogSSP, kafkaChangelogSSPOffset.toString());
    commitManager.init();
    // invoke persist to file system for v1 checkpoint
    commitManager.writeCheckpointToStoreDirectories(new CheckpointV1(offsetsJava));
    assertEquals(2, mockFileSystem.size());
    // check if v2 offsets are written correctly
    String v2FilePath = storageManagerUtil.getStoreCheckpointDir(tmpTestPath, newCheckpointId);
    assertTrue(mockFileSystem.containsKey(v2FilePath));
    assertTrue(mockFileSystem.get(v2FilePath).containsKey(changelogSSP));
    assertEquals(1, mockFileSystem.get(v2FilePath).size());
    assertEquals(newestOffset, mockFileSystem.get(v2FilePath).get(changelogSSP));
    // check if v1 offsets are written correctly
    String v1FilePath = tmpTestPath.getPath();
    assertTrue(mockFileSystem.containsKey(v1FilePath));
    assertTrue(mockFileSystem.get(v1FilePath).containsKey(changelogSSP));
    assertEquals(1, mockFileSystem.get(v1FilePath).size());
    assertEquals(newestOffset, mockFileSystem.get(v1FilePath).get(changelogSSP));
    java.util.Map<String, String> storeSCM = ImmutableMap.of("loggedPersistentStore", "system;loggedPersistentStoreStream;1", "persistentStore", "system;persistentStoreStream;1", "loggedInMemStore", "system;loggedInMemStoreStream;1", "inMemStore", "system;inMemStoreStream;1");
    CheckpointV2 checkpoint = new CheckpointV2(newCheckpointId, Collections.emptyMap(), Collections.singletonMap("factory", storeSCM));
    // invoke persist to file system with checkpoint v2
    commitManager.writeCheckpointToStoreDirectories(checkpoint);
    assertTrue(mockCheckpointFileSystem.containsKey(v2FilePath));
    assertEquals(checkpoint, mockCheckpointFileSystem.get(v2FilePath));
    assertTrue(mockCheckpointFileSystem.containsKey(v1FilePath));
    assertEquals(checkpoint, mockCheckpointFileSystem.get(v1FilePath));
    assertEquals(2, mockCheckpointFileSystem.size());
    CheckpointV2 updatedCheckpoint = new CheckpointV2(newCheckpointId, ImmutableMap.of(new SystemStreamPartition("inputSystem", "inputStream", changelogPartition), "5"), Collections.singletonMap("factory", storeSCM));
    commitManager.writeCheckpointToStoreDirectories(updatedCheckpoint);
    assertEquals(updatedCheckpoint, mockCheckpointFileSystem.get(v2FilePath));
    assertEquals(updatedCheckpoint, mockCheckpointFileSystem.get(v1FilePath));
    assertEquals(2, mockCheckpointFileSystem.size());
}

Example 4 with Timer

use of org.apache.samza.metrics.Timer in project samza by apache.

the class TestBlobStoreBackupManager method setup.

@Before
public void setup() throws Exception {
    when(clock.currentTimeMillis()).thenReturn(1234567L);
    // setup test local and remote snapshots
    indexBlobIdAndLocalRemoteSnapshotsPair = setupRemoteAndLocalSnapshots(true);
    // setup test store name and SCMs map
    testStoreNameAndSCMMap = setupTestStoreSCMMapAndStoreBackedFactoryConfig(indexBlobIdAndLocalRemoteSnapshotsPair);
    // setup: setup task backup manager with expected storeName->storageEngine map
    testStoreNameAndSCMMap.forEach((storeName, scm) -> storeStorageEngineMap.put(storeName, null));
    mapConfig.putAll(new MapConfig(ImmutableMap.of("job.name", jobName, "job.id", jobId)));
    Config config = new MapConfig(mapConfig);
    // Mock - return snapshot index for blob id from test blob store map
    ArgumentCaptor<String> captor = ArgumentCaptor.forClass(String.class);
    when(blobStoreUtil.getSnapshotIndex(captor.capture(), any(Metadata.class))).then((Answer<CompletableFuture<SnapshotIndex>>) invocation -> {
        String blobId = invocation.getArgumentAt(0, String.class);
        return CompletableFuture.completedFuture(testBlobStore.get(blobId));
    });
    // doNothing().when(blobStoreManager).init();
    when(taskModel.getTaskName().getTaskName()).thenReturn(taskName);
    when(taskModel.getTaskMode()).thenReturn(TaskMode.Active);
    when(metricsRegistry.newCounter(anyString(), anyString())).thenReturn(counter);
    when(metricsRegistry.newGauge(anyString(), anyString(), anyLong())).thenReturn(longGauge);
    when(metricsRegistry.newGauge(anyString(), anyString(), any(AtomicLong.class))).thenReturn(atomicLongGauge);
    when(atomicLongGauge.getValue()).thenReturn(new AtomicLong());
    when(metricsRegistry.newTimer(anyString(), anyString())).thenReturn(timer);
    blobStoreTaskBackupMetrics = new BlobStoreBackupManagerMetrics(metricsRegistry);
    blobStoreBackupManager = new MockBlobStoreBackupManager(jobModel, containerModel, taskModel, mockExecutor, blobStoreTaskBackupMetrics, config, Files.createTempDirectory("logged-store-").toFile(), storageManagerUtil, blobStoreManager);
}

Example 5 with Timer

use of org.apache.samza.metrics.Timer in project samza by apache.

the class TestTableRateLimiter method testThrottle.

@Test
public void testThrottle() {
    TableRateLimiter<String, String> rateLimitHelper = getThrottler();
    Timer timer = mock(Timer.class);
    rateLimitHelper.setTimerMetric(timer);
    int times = 0;
    rateLimitHelper.throttle("foo");
    verify(rateLimitHelper.rateLimiter, times(++times)).acquire(anyMapOf(String.class, Integer.class));
    verify(timer, times(times)).update(anyLong());
    rateLimitHelper.throttle("foo", "bar");
    verify(rateLimitHelper.rateLimiter, times(++times)).acquire(anyMapOf(String.class, Integer.class));
    verify(timer, times(times)).update(anyLong());
    rateLimitHelper.throttle(Arrays.asList("foo", "bar"));
    verify(rateLimitHelper.rateLimiter, times(++times)).acquire(anyMapOf(String.class, Integer.class));
    verify(timer, times(times)).update(anyLong());
    rateLimitHelper.throttle(1, 2);
    verify(rateLimitHelper.rateLimiter, times(++times)).acquire(anyMapOf(String.class, Integer.class));
    verify(timer, times(times)).update(anyLong());
}