RoundRobinVolumeChoosingPolicy.class, VolumeChoosingPolicy.class), conf); volumes = new FsVolumeList(volumeFailureInfos, datanode.getBlockScanner(), blockChooserImpl); asyncDiskService = new FsDatasetAsyncDiskService(datanode, this);
@Test public void testCheckDirsWithClosedVolume() throws IOException { FsVolumeList volumeList = new FsVolumeList( Collections.<VolumeFailureInfo>emptyList(), blockScanner, blockChooser); List<FsVolumeImpl> volumes = new ArrayList<>(); for (int i = 0; i < 3; i++) { File curDir = new File(baseDir, "volume-" + i); curDir.mkdirs(); FsVolumeImpl volume = new FsVolumeImpl(dataset, "storage-id", curDir, conf, StorageType.DEFAULT); volumes.add(volume); volumeList.addVolume(volume.obtainReference()); } // Close the 2nd volume. volumes.get(1).closeAndWait(); // checkDirs() should ignore the 2nd volume since it is closed. volumeList.checkDirs(); }
@Test public void testGetNextVolumeWithClosedVolume() throws IOException { FsVolumeList volumeList = new FsVolumeList( Collections.<VolumeFailureInfo>emptyList(), blockScanner, blockChooser); List<FsVolumeImpl> volumes = new ArrayList<>(); for (int i = 0; i < 3; i++) { File curDir = new File(baseDir, "nextvolume-" + i); curDir.mkdirs(); FsVolumeImpl volume = new FsVolumeImpl(dataset, "storage-id", curDir, conf, StorageType.DEFAULT); volume.setCapacityForTesting(1024 * 1024 * 1024); volumes.add(volume); volumeList.addVolume(volume.obtainReference()); } // Close the second volume. volumes.get(1).closeAndWait(); for (int i = 0; i < 10; i++) { try (FsVolumeReference ref = volumeList.getNextVolume(StorageType.DEFAULT, 128)) { // volume No.2 will not be chosen. assertNotEquals(ref.getVolume(), volumes.get(1)); } } }
@Test public void testReleaseVolumeRefIfNoBlockScanner() throws IOException { FsVolumeList volumeList = new FsVolumeList( Collections.<VolumeFailureInfo>emptyList(), null, blockChooser); File volDir = new File(baseDir, "volume-0"); volDir.mkdirs(); FsVolumeImpl volume = new FsVolumeImpl(dataset, "storage-id", volDir, conf, StorageType.DEFAULT); FsVolumeReference ref = volume.obtainReference(); volumeList.addVolume(ref); try { ref.close(); fail("Should throw exception because the reference is closed in " + "VolumeList#addVolume()."); } catch (IllegalStateException e) { } }
RoundRobinVolumeChoosingPolicy.class, VolumeChoosingPolicy.class), conf); volumes = new FsVolumeList(volumeFailureInfos, datanode.getBlockScanner(), blockChooserImpl); asyncDiskService = new FsDatasetAsyncDiskService(datanode, this);
RoundRobinVolumeChoosingPolicy.class, VolumeChoosingPolicy.class), conf); volumes = new FsVolumeList(volumeFailureInfos, datanode.getBlockScanner(), blockChooserImpl); asyncDiskService = new FsDatasetAsyncDiskService(datanode, this);
conf.setLong(DFSConfigKeys.DFS_DATANODE_SCAN_PERIOD_HOURS_KEY, -1); final BlockScanner blockScanner = new BlockScanner(datanode, conf); final FsVolumeList volumeList = new FsVolumeList( Collections.<VolumeFailureInfo>emptyList(), blockScanner, blockChooser); final List<FsVolumeImpl> oldVolumes = new ArrayList<>();