Package org.apache.hadoop.ha

Examples of org.apache.hadoop.ha.HealthCheckFailedException

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  @Test
  public void testCheckHealth() throws Exception {
    assertEquals(0, runTool("-checkHealth", "nn1"));
    Mockito.verify(mockProtocol).monitorHealth();
   
    Mockito.doThrow(new HealthCheckFailedException("fake health check failure"))
      .when(mockProtocol).monitorHealth();
    assertEquals(-1, runTool("-checkHealth", "nn1"));
    assertOutputContains("Health check failed: fake health check failure");
  }
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    if (!haEnabled) {
      return; // no-op, if HA is not enabled
    }
    getNamesystem().checkAvailableResources();
    if (!getNamesystem().nameNodeHasResourcesAvailable()) {
      throw new HealthCheckFailedException(
          "The NameNode has no resources available");
    }
  }
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    if (!haEnabled) {
      return; // no-op, if HA is not enabled
    }
    getNamesystem().checkAvailableResources();
    if (!getNamesystem().nameNodeHasResourcesAvailable()) {
      throw new HealthCheckFailedException(
          "The NameNode has no resources available");
    }
  }
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  @Test
  public void testCheckHealth() throws Exception {
    assertEquals(0, runTool("-checkHealth", "nn1"));
    Mockito.verify(mockProtocol).monitorHealth();
   
    Mockito.doThrow(new HealthCheckFailedException("fake health check failure"))
      .when(mockProtocol).monitorHealth();
    assertEquals(-1, runTool("-checkHealth", "nn1"));
    assertOutputContains("Health check failed: fake health check failure");
  }
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    if (!haEnabled) {
      return; // no-op, if HA is not enabled
    }
    getNamesystem().checkAvailableResources();
    if (!getNamesystem().nameNodeHasResourcesAvailable()) {
      throw new HealthCheckFailedException(
          "The NameNode has no resources available");
    }
  }
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    if (!haEnabled) {
      return; // no-op, if HA is not enabled
    }
    getNamesystem().checkAvailableResources();
    if (!getNamesystem().nameNodeHasResourcesAvailable()) {
      throw new HealthCheckFailedException(
          "The NameNode has no resources available");
    }
  }
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    if (!haEnabled) {
      return; // no-op, if HA is not enabled
    }
    getNamesystem().checkAvailableResources();
    if (!getNamesystem().nameNodeHasResourcesAvailable()) {
      throw new HealthCheckFailedException(
          "The NameNode has no resources available");
    }
  }
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    if (!haEnabled) {
      return; // no-op, if HA is not enabled
    }
    getNamesystem().checkAvailableResources();
    if (!getNamesystem().nameNodeHasResourcesAvailable()) {
      throw new HealthCheckFailedException(
          "The NameNode has no resources available");
    }
  }
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  @Test
  public void testCheckHealth() throws Exception {
    assertEquals(0, runTool("-checkHealth", "nn1"));
    Mockito.verify(mockProtocol).monitorHealth();
   
    Mockito.doThrow(new HealthCheckFailedException("fake health check failure"))
      .when(mockProtocol).monitorHealth();
    assertEquals(-1, runTool("-checkHealth", "nn1"));
    assertOutputContains("Health check failed: fake health check failure");
  }
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  @Override
  public synchronized void monitorHealth()
      throws IOException {
    checkAccess("monitorHealth");
    if (isRMActive() && !rm.areActiveServicesRunning()) {
      throw new HealthCheckFailedException(
          "Active ResourceManager services are not running!");
    }
  }
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Related Classes of org.apache.hadoop.ha.HealthCheckFailedException

  • org.apache.hadoop.hdfs.server.namenode.NameNode
  • org.apache.hadoop.hdfs.tools.TestDFSHAAdmin
  • org.apache.hadoop.yarn.server.resourcemanager.AdminService
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