Package org.apache.hadoop.hbase.master

Examples of org.apache.hadoop.hbase.master.AssignmentManager.regionOffline()

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              // and remove the node for the region.
              // The rit that we use may be stale in case the table was in DISABLING state
              // but though we did assign we will not be clearing the znode in CLOSING state.
              // Doing this will have no harm. See HBASE-5927
              am.deleteClosingOrClosedNode(hri);
              am.regionOffline(hri);
            } else {
              LOG.warn("THIS SHOULD NOT HAPPEN: unexpected region in transition "
                + rit + " not to be assigned by SSH of server " + serverName);
            }
          }
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      // Assign meta if we were carrying it.
      // Check again: region may be assigned to other where because of RIT
      // timeout
      if (am.isCarryingMeta(serverName)) {
        LOG.info("Server " + serverName + " was carrying META. Trying to assign.");
        am.regionOffline(HRegionInfo.FIRST_META_REGIONINFO);
        verifyAndAssignMetaWithRetries();
      } else if (!this.services.getCatalogTracker().isMetaLocationAvailable()) {
        // the meta location as per master is null. This could happen in case when meta assignment
        // in previous run failed, while meta znode has been updated to null. We should try to
        // assign the meta again.
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      getLong("hbase.master.wait.on.region", 5 * 60 * 1000);
    for (HRegionInfo region : regions) {
      long done = System.currentTimeMillis() + waitTime;
      while (System.currentTimeMillis() < done) {
        if (states.isRegionInState(region, State.FAILED_OPEN)) {
          am.regionOffline(region);
        }
        if (!states.isRegionInTransition(region)) break;
        Threads.sleep(waitingTimeForEvents);
        LOG.debug("Waiting on region to clear regions in transition; "
          + am.getRegionStates().getRegionTransitionState(region));
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              // has not yet happened for node Deleted event. In that case if the region was actually
              // split
              // but the RS had gone down before completing the split process then will not try to
              // assign the parent region again. In that case we should make the region offline and
              // also delete the region from RIT.
              am.regionOffline(hri);
            } else if ((rit.isClosing() || rit.isPendingClose())
                && am.getZKTable().isDisablingOrDisabledTable(hri.getTableNameAsString())) {
              // If the table was partially disabled and the RS went down, we should clear the RIT
              // and remove the node for the region.
              // The rit that we use may be stale in case the table was in DISABLING state
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              // and remove the node for the region.
              // The rit that we use may be stale in case the table was in DISABLING state
              // but though we did assign we will not be clearing the znode in CLOSING state.
              // Doing this will have no harm. See HBASE-5927
              am.deleteClosingOrClosedNode(hri);
              am.regionOffline(hri);
            } else {
              LOG.warn("THIS SHOULD NOT HAPPEN: unexpected region in transition "
                + rit + " not to be assigned by SSH of server " + serverName);
            }
          }
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      getLong("hbase.master.wait.on.region", 5 * 60 * 1000);
    for (HRegionInfo region : regions) {
      long done = System.currentTimeMillis() + waitTime;
      while (System.currentTimeMillis() < done) {
        if (states.isRegionFailedToOpen(region)) {
          am.regionOffline(region);
        }
        if (!states.isRegionInTransition(region)) break;
        Threads.sleep(waitingTimeForEvents);
        LOG.debug("Waiting on region to clear regions in transition; "
          + am.getRegionStates().getRegionTransitionState(region));
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        // split but the RS had gone down before completing the split process then will not try
        // to assign the parent region again. In that case we should make the region offline
        // and also delete the region from RIT.
        HRegionInfo region = rit.getRegion();
        AssignmentManager am = assignmentManager;
        am.regionOffline(region);
        ritsGoingToServer.remove(region);
      }
      // If the table was partially disabled and the RS went down, we should clear the RIT
      // and remove the node for the region. The rit that we use may be stale in case the table
      // was in DISABLING state but though we did assign we will not be clearing the znode in
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      // Assign meta if we were carrying it.
      // Check again: region may be assigned to other where because of RIT
      // timeout
      if (am.isCarryingMeta(serverName)) {
        LOG.info("Server " + serverName + " was carrying META. Trying to assign.");
        am.regionOffline(HRegionInfo.FIRST_META_REGIONINFO);
        verifyAndAssignMetaWithRetries();
      } else if (!server.getMetaTableLocator().isLocationAvailable(this.server.getZooKeeper())) {
        // the meta location as per master is null. This could happen in case when meta assignment
        // in previous run failed, while meta znode has been updated to null. We should try to
        // assign the meta again.
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      getLong("hbase.master.wait.on.region", 5 * 60 * 1000);
    for (HRegionInfo region : regions) {
      long done = System.currentTimeMillis() + waitTime;
      while (System.currentTimeMillis() < done) {
        if (states.isRegionInState(region, State.FAILED_OPEN)) {
          am.regionOffline(region);
        }
        if (!states.isRegionInTransition(region)) break;
        try {
          Thread.sleep(waitingTimeForEvents);
        } catch (InterruptedException e) {
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      // Assign meta if we were carrying it.
      // Check again: region may be assigned to other where because of RIT
      // timeout
      if (am.isCarryingMeta(serverName)) {
        LOG.info("Server " + serverName + " was carrying META. Trying to assign.");
        am.regionOffline(HRegionInfo.FIRST_META_REGIONINFO);
        verifyAndAssignMetaWithRetries();
      } else if (!this.services.getCatalogTracker().isMetaLocationAvailable()) {
        // the meta location as per master is null. This could happen in case when meta assignment
        // in previous run failed, while meta znode has been updated to null. We should try to
        // assign the meta again.
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