Package io.druid.client

Examples of io.druid.client.ImmutableDruidServer

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      }
    }
    log.info("Load Queues:");
    for (MinMaxPriorityQueue<ServerHolder> serverHolders : cluster.getSortedServersByTier()) {
      for (ServerHolder serverHolder : serverHolders) {
        ImmutableDruidServer server = serverHolder.getServer();
        LoadQueuePeon queuePeon = serverHolder.getPeon();
        log.info(
            "Server[%s, %s, %s] has %,d left to load, %,d left to drop, %,d bytes queued, %,d bytes served.",
            server.getName(),
            server.getType(),
            server.getTier(),
            queuePeon.getSegmentsToLoad().size(),
            queuePeon.getSegmentsToDrop().size(),
            queuePeon.getLoadQueueSize(),
            server.getCurrSize()
        );
        if (log.isDebugEnabled()) {
          for (DataSegment segment : queuePeon.getSegmentsToLoad()) {
            log.debug("Segment to load[%s]", segment);
          }
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    // not have been loaded yet since it's filled asynchronously. But it's also filled atomically, so if there are any
    // segments at all, we should have all of them.)
    if (!availableSegments.isEmpty()) {
      for (MinMaxPriorityQueue<ServerHolder> serverHolders : cluster.getSortedServersByTier()) {
        for (ServerHolder serverHolder : serverHolders) {
          ImmutableDruidServer server = serverHolder.getServer();

          for (ImmutableDruidDataSource dataSource : server.getDataSources()) {
            for (DataSegment segment : dataSource.getSegments()) {
              if (!availableSegments.contains(segment)) {
                LoadQueuePeon queuePeon = params.getLoadManagementPeons().get(server.getName());

                if (!queuePeon.getSegmentsToDrop().contains(segment)) {
                  queuePeon.dropSegment(
                      segment, new LoadPeonCallback()
                      {
                        @Override
                        public void execute()
                        {
                        }
                      }
                  );
                  stats.addToTieredStat("unneededCount", server.getTier(), 1);
                }
              }
            }
          }
        }
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      DruidCluster cluster = params.getDruidCluster();
      Map<String, VersionedIntervalTimeline<String, DataSegment>> timelines = Maps.newHashMap();

      for (MinMaxPriorityQueue<ServerHolder> serverHolders : cluster.getSortedServersByTier()) {
        for (ServerHolder serverHolder : serverHolders) {
          ImmutableDruidServer server = serverHolder.getServer();

          for (ImmutableDruidDataSource dataSource : server.getDataSources()) {
            VersionedIntervalTimeline<String, DataSegment> timeline = timelines.get(dataSource.getName());
            if (timeline == null) {
              timeline = new VersionedIntervalTimeline<>(Comparators.comparable());
              timelines.put(dataSource.getName(), timeline);
            }
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  @Test
  public void testMoveSegment() throws Exception
  {
    EasyMock.expect(druidServer.toImmutableDruidServer()).andReturn(
        new ImmutableDruidServer(
            new DruidServerMetadata("from", null, 5L, null, null, 0),
            1L,
            null,
            ImmutableMap.of("dummySegment", segment)
        )
    ).atLeastOnce();
    EasyMock.replay(druidServer);

    EasyMock.expect(druidServer2.toImmutableDruidServer()).andReturn(
        new ImmutableDruidServer(
            new DruidServerMetadata("to", null, 5L, null, null, 0),
            1L,
            null,
            ImmutableMap.of("dummySegment2", segment)
        )
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      final DruidCoordinatorRuntimeParams params
  )
  {
    final LoadQueuePeon toPeon = params.getLoadManagementPeons().get(toServer.getName());

    final ImmutableDruidServer fromServer = segment.getFromServer();
    final DataSegment segmentToMove = segment.getSegment();
    final String segmentName = segmentToMove.getIdentifier();

    if (!toPeon.getSegmentsToLoad().contains(segmentToMove) &&
        (toServer.getSegment(segmentName) == null) &&
        new ServerHolder(toServer, toPeon).getAvailableSize() > segmentToMove.getSize()) {
      log.info("Moving [%s] from [%s] to [%s]", segmentName, fromServer.getName(), toServer.getName());

      LoadPeonCallback callback = null;
      try {
        currentlyMovingSegments.get(toServer.getTier()).put(segmentName, segment);
        callback = new LoadPeonCallback()
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    this.cluster = cluster;
  }

  public void add(ServerHolder serverHolder)
  {
    ImmutableDruidServer server = serverHolder.getServer();
    MinMaxPriorityQueue<ServerHolder> tierServers = cluster.get(server.getTier());
    if (tierServers == null) {
      tierServers = MinMaxPriorityQueue.orderedBy(Ordering.natural().reverse()).create();
      cluster.put(server.getTier(), tierServers);
    }
    tierServers.add(serverHolder);
  }
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    final Table<String, String, Integer> segmentsInCluster = HashBasedTable.create();
    final Table<String, String, Integer> loadingSegments = HashBasedTable.create();

    for (MinMaxPriorityQueue<ServerHolder> serversByType : cluster.getSortedServersByTier()) {
      for (ServerHolder serverHolder : serversByType) {
        ImmutableDruidServer server = serverHolder.getServer();

        for (DataSegment segment : server.getSegments().values()) {
          Integer numReplicants = segmentsInCluster.get(segment.getIdentifier(), server.getTier());
          if (numReplicants == null) {
            numReplicants = 0;
          }
          segmentsInCluster.put(segment.getIdentifier(), server.getTier(), ++numReplicants);
        }

        // Also account for queued segments
        for (DataSegment segment : serverHolder.getPeon().getSegmentsToLoad()) {
          Integer numReplicants = loadingSegments.get(segment.getIdentifier(), server.getTier());
          if (numReplicants == null) {
            numReplicants = 0;
          }
          loadingSegments.put(segment.getIdentifier(), server.getTier(), ++numReplicants);
        }
      }
    }

    return new SegmentReplicantLookup(segmentsInCluster, loadingSegments);
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  {
    // Create 10 servers with current size being 3K & max size being 10K
    // Each having having 100 segments
    for (int i = 0; i < serverCount; i++) {
      LoadQueuePeonTester fromPeon = new LoadQueuePeonTester();
      ImmutableDruidServer druidServer = EasyMock.createMock(ImmutableDruidServer.class);
      EasyMock.expect(druidServer.getName()).andReturn("DruidServer_Name_" + i).anyTimes();
      EasyMock.expect(druidServer.getCurrSize()).andReturn(3000L).anyTimes();
      EasyMock.expect(druidServer.getMaxSize()).andReturn(10000000L).anyTimes();

      EasyMock.expect(druidServer.getSegment(EasyMock.<String>anyObject())).andReturn(null).anyTimes();
      Map<String, DataSegment> segments = Maps.newHashMap();
      for (int j = 0; j < maxSegments; j++) {
        DataSegment segment = getSegment(j);
        segments.put(segment.getIdentifier(), segment);
        EasyMock.expect(druidServer.getSegment(segment.getIdentifier())).andReturn(segment).anyTimes();
      }

      EasyMock.expect(druidServer.getSegments()).andReturn(segments).anyTimes();

      EasyMock.replay(druidServer);
      serverHolderList.add(new ServerHolder(druidServer, fromPeon));
    }

    // The best server to be available for next segment assignment has only 98 Segments
    LoadQueuePeonTester fromPeon = new LoadQueuePeonTester();
    ImmutableDruidServer druidServer = EasyMock.createMock(ImmutableDruidServer.class);
    EasyMock.expect(druidServer.getName()).andReturn("BEST_SERVER").anyTimes();
    EasyMock.expect(druidServer.getCurrSize()).andReturn(3000L).anyTimes();
    EasyMock.expect(druidServer.getMaxSize()).andReturn(10000000L).anyTimes();

    EasyMock.expect(druidServer.getSegment(EasyMock.<String>anyObject())).andReturn(null).anyTimes();
    Map<String, DataSegment> segments = Maps.newHashMap();
    for (int j = 0; j < (maxSegments - 2); j++) {
      DataSegment segment = getSegment(j);
      segments.put(segment.getIdentifier(), segment);
      EasyMock.expect(druidServer.getSegment(segment.getIdentifier())).andReturn(segment).anyTimes();
    }
    EasyMock.expect(druidServer.getSegments()).andReturn(segments).anyTimes();

    EasyMock.replay(druidServer);
    serverHolderList.add(new ServerHolder(druidServer, fromPeon));
  }
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          )
      );
    }

    for (int i = 0; i < numServers; i++) {
      ImmutableDruidServer server = EasyMock.createMock(ImmutableDruidServer.class);
      EasyMock.expect(server.getMetadata()).andReturn(null).anyTimes();
      EasyMock.expect(server.getCurrSize()).andReturn(30L).atLeastOnce();
      EasyMock.expect(server.getMaxSize()).andReturn(100L).atLeastOnce();
      EasyMock.expect(server.getTier()).andReturn("normal").anyTimes();
      EasyMock.expect(server.getName()).andReturn(Integer.toString(i)).atLeastOnce();
      EasyMock.expect(server.getHost()).andReturn(Integer.toString(i)).anyTimes();
      if (i == 0) {
        EasyMock.expect(server.getSegments()).andReturn(segmentMap).anyTimes();
      } else {
        EasyMock.expect(server.getSegments()).andReturn(new HashMap<String, DataSegment>()).anyTimes();
      }
      EasyMock.expect(server.getSegment(EasyMock.<String>anyObject())).andReturn(null).anyTimes();
      EasyMock.replay(server);

      LoadQueuePeon peon = new LoadQueuePeonTester();
      peonMap.put(Integer.toString(i), peon);
      serverHolderList.add(new ServerHolder(server, peon));
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Related Classes of io.druid.client.ImmutableDruidServer

  • io.druid.server.coordination.CostBalancerStrategyTest
  • io.druid.server.coordinator.DruidCluster
  • io.druid.server.coordinator.DruidCoordinatorBalancerProfiler
  • io.druid.server.coordinator.DruidCoordinatorTest
  • io.druid.server.coordinator.helper.DruidCoordinatorBalancer
  • io.druid.server.coordinator.helper.DruidCoordinatorCleanupOvershadowed
  • io.druid.server.coordinator.helper.DruidCoordinatorCleanupUnneeded
  • io.druid.server.coordinator.helper.DruidCoordinatorLogger
  • io.druid.server.coordinator.SegmentReplicantLookup
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