Package org.apache.hadoop.hbase.master

Examples of org.apache.hadoop.hbase.master.HMaster.balanceSwitch()

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      Bytes.toBytes(destName));
    assertTrue("Coprocessor should have been called on region move",
      cp.wasMoveCalled());

    // make sure balancer is on
    master.balanceSwitch(true);
    assertTrue("Coprocessor should have been called on balance switch",
        cp.wasBalanceSwitchCalled());

    // force region rebalancing
    master.balanceSwitch(false);
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    master.balanceSwitch(true);
    assertTrue("Coprocessor should have been called on balance switch",
        cp.wasBalanceSwitchCalled());

    // force region rebalancing
    master.balanceSwitch(false);
    // move half the open regions from RS 0 to RS 1
    HRegionServer rs = cluster.getRegionServer(0);
    byte[] destRS = Bytes.toBytes(cluster.getRegionServer(1).getServerName().toString());
    //Make sure no regions are in transition now
    waitForRITtoBeZero(master);
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      }
    }
    //Make sure no regions are in transition now
    waitForRITtoBeZero(master);
    // now trigger a balance
    master.balanceSwitch(true);
    boolean balanceRun = master.balance();
    assertTrue("Coprocessor should be called on region rebalancing",
        cp.wasBalanceCalled());
  }
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  @Test (timeout=180000)
  public void testMasterFailoverWhenDisablingTableRegionsInRITOnDeadRS() throws Exception {
    MiniHBaseCluster cluster = TESTUTIL.getHBaseCluster();
    HMaster master = cluster.getMaster();
    // disable load balancing on this master
    master.balanceSwitch(false);

    final String table = "testMasterFailoverWhenDisablingTableRegionsInRITOnDeadRS";
    byte [] FAMILY = Bytes.toBytes("family");
    byte[][] SPLIT_KEYS =
        new byte[][] {Bytes.toBytes("a"), Bytes.toBytes("b"), Bytes.toBytes("c"),
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      Bytes.toBytes(destName));
    assertTrue("Coprocessor should have been called on region move",
      cp.wasMoveCalled());

    // make sure balancer is on
    master.balanceSwitch(true);
    assertTrue("Coprocessor should have been called on balance switch",
        cp.wasBalanceSwitchCalled());

    // force region rebalancing
    master.balanceSwitch(false);
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    master.balanceSwitch(true);
    assertTrue("Coprocessor should have been called on balance switch",
        cp.wasBalanceSwitchCalled());

    // force region rebalancing
    master.balanceSwitch(false);
    // move half the open regions from RS 0 to RS 1
    HRegionServer rs = cluster.getRegionServer(0);
    byte[] destRS = Bytes.toBytes(cluster.getRegionServer(1).getServerName().toString());
    //Make sure no regions are in transition now
    waitForRITtoBeZero(master);
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      }
    }
    //Make sure no regions are in transition now
    waitForRITtoBeZero(master);
    // now trigger a balance
    master.balanceSwitch(true);
    boolean balanceRun = master.balance();
    assertTrue("Coprocessor should be called on region rebalancing",
        cp.wasBalanceCalled());
  }
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      Bytes.toBytes(destName));
    assertTrue("Coprocessor should have been called on region move",
      cp.wasMoveCalled());

    // make sure balancer is on
    master.balanceSwitch(true);
    assertTrue("Coprocessor should have been called on balance switch",
        cp.wasBalanceSwitchCalled());

    // force region rebalancing
    master.balanceSwitch(false);
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    master.balanceSwitch(true);
    assertTrue("Coprocessor should have been called on balance switch",
        cp.wasBalanceSwitchCalled());

    // force region rebalancing
    master.balanceSwitch(false);
    // move half the open regions from RS 0 to RS 1
    HRegionServer rs = cluster.getRegionServer(0);
    byte[] destRS = Bytes.toBytes(cluster.getRegionServer(1).getServerName().toString());
    //Make sure no regions are in transition now
    waitForRITtoBeZero(master);
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      }
    }
    //Make sure no regions are in transition now
    waitForRITtoBeZero(master);
    // now trigger a balance
    master.balanceSwitch(true);
    boolean balanceRun = master.balance();
    assertTrue("Coprocessor should be called on region rebalancing",
        cp.wasBalanceCalled());
  }
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