Examples with MetricsException org.apache.hadoop.metrics2.MetricsException used on opensource projects

Example 16 with MetricsException

use of org.apache.hadoop.metrics2.MetricsException in project hadoop by apache.

the class TestContainerMetrics method testContainerMetricsFinished.

@Test
public void testContainerMetricsFinished() throws InterruptedException {
    MetricsSystemImpl system = new MetricsSystemImpl();
    system.init("test");
    ApplicationId appId = ApplicationId.newInstance(1234, 3);
    ApplicationAttemptId appAttemptId = ApplicationAttemptId.newInstance(appId, 4);
    ContainerId containerId1 = ContainerId.newContainerId(appAttemptId, 1);
    ContainerMetrics metrics1 = ContainerMetrics.forContainer(system, containerId1, 1, 0);
    ContainerId containerId2 = ContainerId.newContainerId(appAttemptId, 2);
    ContainerMetrics metrics2 = ContainerMetrics.forContainer(system, containerId2, 1, 0);
    ContainerId containerId3 = ContainerId.newContainerId(appAttemptId, 3);
    ContainerMetrics metrics3 = ContainerMetrics.forContainer(system, containerId3, 1, 0);
    metrics1.finished();
    metrics2.finished();
    system.sampleMetrics();
    system.sampleMetrics();
    Thread.sleep(100);
    // verify metrics1 is unregistered
    assertTrue(metrics1 != ContainerMetrics.forContainer(system, containerId1, 1, 0));
    // verify metrics2 is unregistered
    assertTrue(metrics2 != ContainerMetrics.forContainer(system, containerId2, 1, 0));
    // verify metrics3 is still registered
    assertTrue(metrics3 == ContainerMetrics.forContainer(system, containerId3, 1, 0));
    // YARN-5190: move stop() to the end to verify registering containerId1 and
    // containerId2 won't get MetricsException thrown.
    system.stop();
    system.shutdown();
}

Example 17 with MetricsException

use of org.apache.hadoop.metrics2.MetricsException in project SSM by Intel-bigdata.

the class NNMetricsAccessEventCollector method getRollInterval.

private static long getRollInterval(SubsetConfiguration properties) {
    String rollInterval = properties.getString(ROLL_INTERVAL_KEY, DEFAULT_ROLL_INTERVAL);
    Pattern pattern = Pattern.compile("^\\s*(\\d+)\\s*([A-Za-z]*)\\s*$");
    Matcher match = pattern.matcher(rollInterval);
    long millis;
    if (match.matches()) {
        String flushUnit = match.group(2);
        int rollIntervalInt;
        try {
            rollIntervalInt = Integer.parseInt(match.group(1));
        } catch (NumberFormatException ex) {
            throw new MetricsException("Unrecognized flush interval: " + rollInterval + ". Must be a number followed by an optional " + "unit. The unit must be one of: minute, hour, day", ex);
        }
        if ("".equals(flushUnit)) {
            millis = TimeUnit.HOURS.toMillis(rollIntervalInt);
        } else {
            switch(flushUnit.toLowerCase()) {
                /*          case "s":
          case "sec":
          case "second":
          case "seconds":
            millis = TimeUnit.SECONDS.toMillis(rollIntervalInt);
            break;*/
                case "m":
                case "min":
                case "minute":
                case "minutes":
                    millis = TimeUnit.MINUTES.toMillis(rollIntervalInt);
                    break;
                case "h":
                case "hr":
                case "hour":
                case "hours":
                    millis = TimeUnit.HOURS.toMillis(rollIntervalInt);
                    break;
                case "d":
                case "day":
                case "days":
                    millis = TimeUnit.DAYS.toMillis(rollIntervalInt);
                    break;
                default:
                    throw new MetricsException("Unrecognized unit for flush interval: " + flushUnit + ". Must be one of: minute, hour, day");
            }
        }
    } else {
        throw new MetricsException("Unrecognized flush interval: " + rollInterval + ". Must be a number followed by an optional unit." + " The unit must be one of: minute, hour, day");
    }
    if (millis < 60000) {
        throw new MetricsException("The flush interval property must be " + "at least 1 minute. Value was " + rollInterval);
    }
    return millis;
}