本文整理汇总了Java中org.apache.hadoop.metrics2.MetricsSystem.start方法的典型用法代码示例。如果您正苦于以下问题：Java MetricsSystem.start方法的具体用法？Java MetricsSystem.start怎么用？Java MetricsSystem.start使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.hadoop.metrics2.MetricsSystem的用法示例。
在下文中一共展示了MetricsSystem.start方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: testMetricsCache
import org.apache.hadoop.metrics2.MetricsSystem; //导入方法依赖的package包/类
@Test
public void testMetricsCache() {
MetricsSystem ms = new MetricsSystemImpl("cache");
ms.start();
try {
String p1 = "root1";
String leafQueueName = "root1.leaf";
QueueMetrics p1Metrics =
QueueMetrics.forQueue(ms, p1, null, true, conf);
Queue parentQueue1 = make(stub(Queue.class).returning(p1Metrics).
from.getMetrics());
QueueMetrics metrics =
QueueMetrics.forQueue(ms, leafQueueName, parentQueue1, true, conf);
Assert.assertNotNull("QueueMetrics for A shoudn't be null", metrics);
// Re-register to check for cache hit, shouldn't blow up metrics-system...
// also, verify parent-metrics
QueueMetrics alterMetrics =
QueueMetrics.forQueue(ms, leafQueueName, parentQueue1, true, conf);
Assert.assertNotNull("QueueMetrics for alterMetrics shoudn't be null",
alterMetrics);
} finally {
ms.shutdown();
}
}
示例2: testMetricsCache
import org.apache.hadoop.metrics2.MetricsSystem; //导入方法依赖的package包/类
@Test
public void testMetricsCache() {
MetricsSystem ms = new MetricsSystemImpl("cache");
ms.start();
try {
String p1 = "root1";
String leafQueueName = "root1.leaf";
QueueMetrics p1Metrics =
QueueMetrics.forQueue(ms, p1, null, true, conf);
Queue parentQueue1 = make(stub(Queue.class).returning(p1Metrics).
from.getMetrics());
QueueMetrics metrics =
QueueMetrics.forQueue(ms, leafQueueName, parentQueue1, true, conf);
Assert.assertNotNull("QueueMetrics for A shoudn't be null", metrics);
// Re-register to check for cache hit, shouldn't blow up metrics-system...
// also, verify parent-metrics
QueueMetrics alterMetrics =
QueueMetrics.forQueue(ms, leafQueueName, parentQueue1, true, conf);
Assert.assertNotNull("QueueMetrics for alterMetrics shoudn't be null",
alterMetrics);
} finally {
ms.shutdown();
}
}