Package org.apache.accumulo.server.master.LiveTServerSet

Examples of org.apache.accumulo.server.master.LiveTServerSet.TServerConnection

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    for (long l = 0; l < maxLoops; l++) {

      for (TServerInstance instance : serversToFlush) {
        try {
          final TServerConnection server = master.tserverSet.getConnection(instance);
          if (server != null)
            server.flush(master.masterLock, tableId, ByteBufferUtil.toBytes(startRow), ByteBufferUtil.toBytes(endRow));
        } catch (TException ex) {
          Master.log.error(ex.toString());
        }
      }
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  public void shutdownTabletServer(TInfo info, TCredentials c, String tabletServer, boolean force) throws ThriftSecurityException {
    master.security.canPerformSystemActions(c);

    final TServerInstance doomed = master.tserverSet.find(tabletServer);
    if (!force) {
      final TServerConnection server = master.tserverSet.getConnection(doomed);
      if (server == null) {
        Master.log.warn("No server found for name " + tabletServer);
        return;
      }
    }
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      try {
        Thread t = Thread.currentThread();
        String oldName = t.getName();
        try {
          t.setName("Getting status from " + server);
          TServerConnection connection = tserverSet.getConnection(server);
          if (connection == null)
            throw new IOException("No connection to " + server);
          TabletServerStatus status = connection.getTableMap(false);
          result.put(server, status);
        } finally {
          t.setName(oldName);
        }
      } catch (Exception ex) {
        log.error("unable to get tablet server status " + server + " " + ex.toString());
        log.debug("unable to get tablet server status " + server, ex);
        if (badServers.get(server).incrementAndGet() > MAX_BAD_STATUS_COUNT) {
          log.warn("attempting to stop " + server);
          try {
            TServerConnection connection = tserverSet.getConnection(server);
            if (connection != null)
              connection.halt(masterLock);
          } catch (TTransportException e) {
            // ignore: it's probably down
          } catch (Exception e) {
            log.info("error talking to troublesome tablet server ", e);
          }
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              case ASSIGNED_TO_DEAD_SERVER:
                assignedToDeadServers.add(tls);
                // log.info("Current servers " + currentTServers.keySet());
                break;
              case HOSTED:
                TServerConnection conn = this.master.tserverSet.getConnection(server);
                if (conn != null) {
                  conn.unloadTablet(this.master.masterLock, tls.extent, goal != TabletGoalState.DELETED);
                  unloaded++;
                  totalUnloaded++;
                } else {
                  Master.log.warn("Could not connect to server " + server);
                }
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        if (splitPoint.equals(tls.extent.getEndRow()))
          continue;
        if (splitPoint.equals(tls.extent.getPrevEndRow()))
          continue;
        try {
          TServerConnection conn;
          conn = this.master.tserverSet.getConnection(tls.current);
          if (conn != null) {
            Master.log.info("Asking " + tls.current + " to split " + tls.extent + " at " + splitPoint);
            conn.splitTablet(this.master.masterLock, tls.extent, splitPoint);
          } else {
            Master.log.warn("Not connected to server " + tls.current);
          }
        } catch (NotServingTabletException e) {
          Master.log.debug("Error asking tablet server to split a tablet: " + e);
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    // Tablet isn't already chopped
    if (tls.chopped)
      return;
    // Tablet ranges intersect
    if (info.needsToBeChopped(tls.extent)) {
      TServerConnection conn;
      try {
        conn = this.master.tserverSet.getConnection(tls.current);
        if (conn != null) {
          Master.log.info("Asking " + tls.current + " to chop " + tls.extent);
          conn.chop(this.master.masterLock, tls.extent);
        } else {
          Master.log.warn("Could not connect to server " + tls.current);
        }
      } catch (TException e) {
        Master.log.warn("Communications error asking tablet server to chop a tablet");
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      Master.log.info(String.format("Assigning %d tablets", assignments.size()));
      store.setFutureLocations(assignments);
    }
    assignments.addAll(assigned);
    for (Assignment a : assignments) {
      TServerConnection conn = this.master.tserverSet.getConnection(a.server);
      if (conn != null) {
        conn.assignTablet(this.master.masterLock, a.tablet);
      } else {
        Master.log.warn("Could not connect to server " + a.server);
      }
      master.assignedTablet(a.tablet);
    }
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    if (tabletsToWaitFor == 0)
      return 0;

    for (TServerInstance tsi : serversToFlush.keySet()) {
      try {
        final TServerConnection server = master.getConnection(tsi);
        if (server != null)
          server.compact(master.getMasterLock(), tableId, startRow, endRow);
      } catch (TException ex) {
        Logger.getLogger(CompactionDriver.class).error(ex.toString());
      }
    }
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  public long isReady(long tid, Master master) throws Exception {
    Set<TServerInstance> finished = new HashSet<TServerInstance>();
    Set<TServerInstance> running = master.onlineTabletServers();
    for (TServerInstance server : running) {
      try {
        TServerConnection client = master.getConnection(server);
        if (client != null && !client.isActive(tid))
          finished.add(server);
      } catch (TException ex) {
        log.info("Ignoring error trying to check on tid " + tid + " from server " + server + ": " + ex);
      }
    }
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  public long isReady(long tid, Master master) throws Exception {
    Set<TServerInstance> finished = new HashSet<TServerInstance>();
    Set<TServerInstance> running = master.onlineTabletServers();
    for (TServerInstance server : running) {
      try {
        TServerConnection client = master.getConnection(server);
        if (client != null && !client.isActive(tid))
          finished.add(server);
      } catch (TException ex) {
        log.info("Ignoring error trying to check on tid " + tid + " from server " + server + ": " + ex);
      }
    }
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Related Classes of org.apache.accumulo.server.master.LiveTServerSet.TServerConnection

  • org.apache.accumulo.master.Master
  • org.apache.accumulo.master.Master$StatusThread
  • org.apache.accumulo.master.MasterClientServiceHandler
  • org.apache.accumulo.master.tableOps.CompactionDriver
  • org.apache.accumulo.master.tableOps.CopyFailed
  • org.apache.accumulo.master.TabletGroupWatcher
  • org.apache.accumulo.master.tserverOps.ShutdownTServer
  • org.apache.accumulo.server.master.Master
  • org.apache.accumulo.server.master.Master$MasterClientServiceHandler
  • org.apache.accumulo.server.master.Master$ShutdownTabletServers
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