Examples with DiskRegionStats org.apache.geode.internal.cache.DiskRegionStats used on opensource projects

Example 1 with DiskRegionStats

use of org.apache.geode.internal.cache.DiskRegionStats in project geode by apache.

the class RegionStatsJUnitTest method init.

protected void init() {
    cachePerfStats = new CachePerfStats(system);
    partitionedRegionStats = new PartitionedRegionStats(system, "/tests");
    diskRegionStats = new DiskRegionStats(system, "test-disk");
    bridge = new RegionMBeanBridge(cachePerfStats);
    parBridge = new PartitionedRegionBridge(partitionedRegionStats);
    diskBridge = new DiskRegionBridge(diskRegionStats);
}

Example 2 with DiskRegionStats

use of org.apache.geode.internal.cache.DiskRegionStats in project geode by apache.

the class DiskRegionDUnitTest method testLRUCapacityController.

/**
   * Tests disk overflow with an entry-based {@link LRUCapacityController}.
   */
@Test
public void testLRUCapacityController() throws CacheException {
    final String name = this.getUniqueName();
    AttributesFactory factory = new AttributesFactory();
    factory.setScope(Scope.LOCAL);
    factory.setEvictionAttributes(EvictionAttributes.createLRUEntryAttributes(1000, EvictionAction.OVERFLOW_TO_DISK));
    DiskStoreFactory dsf = getCache().createDiskStoreFactory();
    factory.setDiskSynchronous(true);
    File d = new File("DiskRegions" + OSProcess.getId());
    d.mkdirs();
    dsf.setDiskDirs(new File[] { d });
    DiskStore ds = dsf.create(name);
    factory.setDiskStoreName(ds.getName());
    Region region = createRegion(name, factory.create());
    DiskRegion dr = ((LocalRegion) region).getDiskRegion();
    DiskRegionStats diskStats = dr.getStats();
    LRUStatistics lruStats = getLRUStats(region);
    flush(region);
    assertEquals(0, diskStats.getWrites());
    assertEquals(0, diskStats.getReads());
    assertEquals(0, lruStats.getEvictions());
    // Put in larger stuff until we start evicting
    for (int i = 1; i <= 1000; i++) {
        // System.out.println("total " + i + ", evictions " +
        // lruStats.getEvictions());
        Object key = new Integer(i);
        Object value = String.valueOf(i);
        region.put(key, value);
        assertEquals(i, lruStats.getCounter());
        assertEquals(0, lruStats.getEvictions());
        assertEquals("On iteration " + i, 0, diskStats.getWrites());
        assertEquals(0, diskStats.getReads());
        assertEquals(0, diskStats.getNumOverflowOnDisk());
    }
    assertEquals(0, diskStats.getWrites());
    assertEquals(0, diskStats.getReads());
    assertEquals(0, diskStats.getNumOverflowOnDisk());
    // Add a new value
    region.put(new Integer(1000 + 1), String.valueOf(1000 + 1));
    assertEquals(1000, lruStats.getCounter());
    assertEquals(1, lruStats.getEvictions());
    assertEquals(1, diskStats.getWrites());
    assertEquals(0, diskStats.getReads());
    assertEquals(1, diskStats.getNumOverflowOnDisk());
    assertEquals(1000, diskStats.getNumEntriesInVM());
    // Add another new value
    region.put(new Integer(1000 + 2), String.valueOf(1000 + 2));
    assertEquals(1000, lruStats.getCounter());
    assertEquals(2, lruStats.getEvictions());
    assertEquals(2, diskStats.getWrites());
    assertEquals(0, diskStats.getReads());
    assertEquals(2, diskStats.getNumOverflowOnDisk());
    assertEquals(1000, diskStats.getNumEntriesInVM());
    // Replace a value
    region.put(new Integer(1000), String.valueOf(1000));
    assertEquals(1000, lruStats.getCounter());
    assertEquals(2, lruStats.getEvictions());
    assertEquals(2, diskStats.getWrites());
    assertEquals(0, diskStats.getReads());
    assertEquals(2, diskStats.getNumOverflowOnDisk());
    assertEquals(1000, diskStats.getNumEntriesInVM());
}

Example 3 with DiskRegionStats

use of org.apache.geode.internal.cache.DiskRegionStats in project geode by apache.

the class DiskRegionDUnitTest method testTestHookStatistics.

/**
   * Tests that the "test hook" {@link DiskRegionStats} work as advertised.
   */
@Test
public void testTestHookStatistics() throws Exception {
    final String name = this.getUniqueName();
    AttributesFactory factory = new AttributesFactory();
    factory.setScope(Scope.LOCAL);
    // factory.setConcurrencyChecksEnabled(false);
    factory.setEvictionAttributes(EvictionAttributes.createLRUEntryAttributes(100, EvictionAction.OVERFLOW_TO_DISK));
    DiskStoreFactory dsf = getCache().createDiskStoreFactory();
    factory.setDiskSynchronous(true);
    File d = new File("DiskRegions" + OSProcess.getId());
    d.mkdirs();
    dsf.setDiskDirs(new File[] { d });
    DiskStore ds = dsf.create(name);
    factory.setDiskStoreName(ds.getName());
    LocalRegion region = (LocalRegion) createRegion(name, factory.create());
    DiskRegion dr = region.getDiskRegion();
    DiskRegionStats diskStats = dr.getStats();
    LRUStatistics lruStats = getLRUStats(region);
    // Put in stuff until we start evicting
    int total;
    for (total = 0; lruStats.getEvictions() <= 0; total++) {
        int[] array = new int[1];
        array[0] = total;
        region.put(new Integer(total), array);
        if (lruStats.getEvictions() <= 0) {
            assertEquals(total + 1, diskStats.getNumEntriesInVM());
        }
    }
    assertEquals(1, diskStats.getNumOverflowOnDisk());
    // Net change of zero
    region.get(new Integer(0));
    assertEquals(region.entryCount(), diskStats.getNumEntriesInVM() + diskStats.getNumOverflowOnDisk());
    assertEquals(total - 1, diskStats.getNumEntriesInVM());
    assertEquals(1, diskStats.getNumOverflowOnDisk());
    // Kick out 4 entries
    region.put(new Integer(total + 10), new int[1]);
    region.put(new Integer(total + 11), new int[1]);
    region.put(new Integer(total + 12), new int[1]);
    region.put(new Integer(total + 13), new int[1]);
    assertEquals(region.entryCount(), diskStats.getNumEntriesInVM() + diskStats.getNumOverflowOnDisk());
    assertEquals(total - 1, diskStats.getNumEntriesInVM());
    assertEquals(5, diskStats.getNumOverflowOnDisk());
    // Make sure invalidate of inVM entry changes inVM count but not disk
    region.invalidate(new Integer(total + 10));
    assertEquals(region.entryCount() - 1, diskStats.getNumEntriesInVM() + diskStats.getNumOverflowOnDisk());
    assertEquals(total - 2, diskStats.getNumEntriesInVM());
    assertEquals(5, diskStats.getNumOverflowOnDisk());
    // Make sure local-invalidate of inVM entry changes inVM count but not disk
    region.localInvalidate(new Integer(total + 11));
    assertEquals(region.entryCount() - 2, diskStats.getNumEntriesInVM() + diskStats.getNumOverflowOnDisk());
    assertEquals(total - 3, diskStats.getNumEntriesInVM());
    assertEquals(5, diskStats.getNumOverflowOnDisk());
    // Make sure destroy of invalid entry does not change inVM or onDisk but changes entry count
    region.destroy(new Integer(total + 10));
    // ((LocalRegion)region).dumpBackingMap();
    assertEquals(region.entryCount() - 1, diskStats.getNumEntriesInVM() + diskStats.getNumOverflowOnDisk());
    assertEquals(total - 3, diskStats.getNumEntriesInVM());
    assertEquals(5, diskStats.getNumOverflowOnDisk());
    // Make sure destroy of inVM entry does change inVM but not onDisk
    region.destroy(new Integer(total + 12));
    assertEquals(region.entryCount() - 1, diskStats.getNumEntriesInVM() + diskStats.getNumOverflowOnDisk());
    assertEquals(total - 4, diskStats.getNumEntriesInVM());
    assertEquals(5, diskStats.getNumOverflowOnDisk());
    // Destroy an entry that has been overflowed
    region.destroy(new Integer(3));
    assertEquals(region.entryCount() - 1, diskStats.getNumEntriesInVM() + diskStats.getNumOverflowOnDisk());
    assertEquals(total - 4, diskStats.getNumEntriesInVM());
    assertEquals(4, diskStats.getNumOverflowOnDisk());
}

Example 4 with DiskRegionStats

use of org.apache.geode.internal.cache.DiskRegionStats in project geode by apache.

the class DiskManagementDUnitTest method verifyRecoveryStats.

private void verifyRecoveryStats(final VM memberVM, final boolean localRecovery) {
    memberVM.invoke("verifyRecoveryStats", () -> {
        Cache cache = this.managementTestRule.getCache();
        Region region = cache.getRegion(REGION_NAME);
        DistributedRegion distributedRegion = (DistributedRegion) region;
        DiskRegionStats stats = distributedRegion.getDiskRegion().getStats();
        if (localRecovery) {
            assertThat(stats.getLocalInitializations()).isEqualTo(1);
            assertThat(stats.getRemoteInitializations()).isEqualTo(0);
        } else {
            assertThat(stats.getLocalInitializations()).isEqualTo(0);
            assertThat(stats.getRemoteInitializations()).isEqualTo(1);
        }
    });
}

Example 5 with DiskRegionStats

use of org.apache.geode.internal.cache.DiskRegionStats in project geode by apache.

the class TestDiskRegion method main1.

public static void main1(String[] args) throws Exception {
    DistributedSystem system = DistributedSystem.connect(new java.util.Properties());
    Cache cache = CacheFactory.create(system);
    AttributesFactory factory = new AttributesFactory();
    factory.setEvictionAttributes(EvictionAttributes.createLRUMemoryAttributes(2, (ObjectSizer) null, EvictionAction.OVERFLOW_TO_DISK));
    factory.setCacheListener(new CacheListenerAdapter() {

        public void afterUpdate(EntryEvent event) {
            System.out.println("UPDATE: " + event.getKey() + " -> (" + event.getOldValue() + " -> " + event.getNewValue() + ")");
        }
    });
    LocalRegion region = (LocalRegion) cache.createRegion("TestDiskRegion", factory.create());
    DiskRegion dr = region.getDiskRegion();
    DiskRegionStats diskStats = dr.getStats();
    LRUStatistics lruStats = getLRUStats(region);
    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
    System.out.println("Hit enter to perform action");
    for (int i = 0; true; i++) {
        br.readLine();
        // Thread.sleep(500);
        Object key = new Integer(i);
        Object value = new byte[200000];
        region.put(key, value);
        System.out.println(key + " -> " + value + " evictions = " + lruStats.getEvictions() + ", writes = " + diskStats.getWrites());
    }
}