Examples with RegionMetrics org.apache.hadoop.hbase.RegionMetrics used on opensource projects

Example 11 with RegionMetrics

use of org.apache.hadoop.hbase.RegionMetrics in project hbase by apache.

the class TestAsyncClusterAdminApi method compareRegionLoads.

private void compareRegionLoads(Collection<RegionMetrics> regionLoadCluster, Collection<RegionMetrics> regionLoads) {
    assertEquals("No of regionLoads from clusterStatus and regionloads from RS doesn't match", regionLoadCluster.size(), regionLoads.size());
    for (RegionMetrics loadCluster : regionLoadCluster) {
        boolean matched = false;
        for (RegionMetrics load : regionLoads) {
            if (Bytes.equals(loadCluster.getRegionName(), load.getRegionName())) {
                matched = true;
                continue;
            }
        }
        assertTrue("The contents of region load from cluster and server should match", matched);
    }
}

Example 12 with RegionMetrics

use of org.apache.hadoop.hbase.RegionMetrics in project hbase by apache.

the class TestAsyncClusterAdminApi method checkRegionsAndRegionLoads.

private void checkRegionsAndRegionLoads(Collection<RegionInfo> regions, Collection<RegionMetrics> regionLoads) {
    assertEquals("No of regions and regionloads doesn't match", regions.size(), regionLoads.size());
    Map<byte[], RegionMetrics> regionLoadMap = Maps.newTreeMap(Bytes.BYTES_COMPARATOR);
    for (RegionMetrics regionLoad : regionLoads) {
        regionLoadMap.put(regionLoad.getRegionName(), regionLoad);
    }
    for (RegionInfo info : regions) {
        assertTrue("Region not in regionLoadMap region:" + info.getRegionNameAsString() + " regionMap: " + regionLoadMap, regionLoadMap.containsKey(info.getRegionName()));
    }
}

Example 13 with RegionMetrics

use of org.apache.hadoop.hbase.RegionMetrics in project hbase by apache.

the class TestSimpleRegionNormalizer method setupMocksForNormalizer.

@SuppressWarnings("MockitoCast")
private void setupMocksForNormalizer(Map<byte[], Integer> regionSizes, List<RegionInfo> regionInfoList) {
    masterServices = Mockito.mock(MasterServices.class, RETURNS_DEEP_STUBS);
    tableDescriptor = Mockito.mock(TableDescriptor.class, RETURNS_DEEP_STUBS);
    // for simplicity all regions are assumed to be on one server; doesn't matter to us
    ServerName sn = ServerName.valueOf("localhost", 0, 0L);
    when(masterServices.getAssignmentManager().getRegionStates().getRegionsOfTable(any())).thenReturn(regionInfoList);
    when(masterServices.getAssignmentManager().getRegionStates().getRegionServerOfRegion(any())).thenReturn(sn);
    when(masterServices.getAssignmentManager().getRegionStates().getRegionState(any(RegionInfo.class))).thenReturn(RegionState.createForTesting(null, RegionState.State.OPEN));
    for (Map.Entry<byte[], Integer> region : regionSizes.entrySet()) {
        RegionMetrics regionLoad = Mockito.mock(RegionMetrics.class);
        when(regionLoad.getRegionName()).thenReturn(region.getKey());
        when(regionLoad.getStoreFileSize()).thenReturn(new Size(region.getValue(), Size.Unit.MEGABYTE));
        // this is possibly broken with jdk9, unclear if false positive or not
        // suppress it for now, fix it when we get to running tests on 9
        // see: http://errorprone.info/bugpattern/MockitoCast
        when((Object) masterServices.getServerManager().getLoad(sn).getRegionMetrics().get(region.getKey())).thenReturn(regionLoad);
    }
    when(masterServices.isSplitOrMergeEnabled(any())).thenReturn(true);
    when(tableDescriptor.getTableName()).thenReturn(name.getTableName());
    normalizer = new SimpleRegionNormalizer();
    normalizer.setConf(conf);
    normalizer.setMasterServices(masterServices);
}

Example 14 with RegionMetrics

use of org.apache.hadoop.hbase.RegionMetrics in project hbase by apache.

the class TestSimpleRegionNormalizerOnCluster method getRegionSizeMB.

private static double getRegionSizeMB(final MasterServices masterServices, final RegionInfo regionInfo) {
    final ServerName sn = masterServices.getAssignmentManager().getRegionStates().getRegionServerOfRegion(regionInfo);
    final RegionMetrics regionLoad = masterServices.getServerManager().getLoad(sn).getRegionMetrics().get(regionInfo.getRegionName());
    if (regionLoad == null) {
        LOG.debug("{} was not found in RegionsLoad", regionInfo.getRegionNameAsString());
        return -1;
    }
    return regionLoad.getStoreFileSize().get(Size.Unit.MEGABYTE);
}

Example 15 with RegionMetrics

use of org.apache.hadoop.hbase.RegionMetrics in project hbase by apache.

the class TestRegionServerReadRequestMetrics method testReadRequests.

private void testReadRequests(byte[] regionName, int expectedReadRequests) throws Exception {
    for (ServerName serverName : serverNames) {
        ServerMetrics serverMetrics = admin.getClusterMetrics(EnumSet.of(Option.LIVE_SERVERS)).getLiveServerMetrics().get(serverName);
        Map<byte[], RegionMetrics> regionMetrics = serverMetrics.getRegionMetrics();
        RegionMetrics regionMetric = regionMetrics.get(regionName);
        if (regionMetric != null) {
            LOG.debug("server read request is " + serverMetrics.getRegionMetrics().get(regionName).getReadRequestCount() + ", region read request is " + regionMetric.getReadRequestCount());
            assertEquals(3, serverMetrics.getRegionMetrics().get(regionName).getReadRequestCount());
            assertEquals(3, regionMetric.getReadRequestCount());
        }
    }
}