Example usage for org.apache.hadoop.yarn.api.records ApplicationReport getStartTime

Introduction

In this page you can find the example usage for org.apache.hadoop.yarn.api.records ApplicationReport getStartTime.

Prototype

@Public
@Stable
public abstract long getStartTime();

Source Link

Document

Get the start time of the application.

Usage

From source file:x10.x10rt.yarn.Client.java

License:Open Source License

/**
 * Monitor the submitted application for completion.
 * Kill application if time expires./*from   w w w . j ava  2  s.  c  om*/
 * @param appId Application Id of application to be monitored
 * @return true if application completed successfully
 * @throws YarnException
 * @throws IOException
 */
private boolean monitorApplication(ApplicationId appId) throws YarnException, IOException {
    YarnApplicationState previousState = null;
    while (true) {
        // Check app status every 1 second.
        try {
            Thread.sleep(1000);
        } catch (InterruptedException e) {
            LOG.debug("Thread sleep in monitoring loop interrupted");
        }
        // Get application report for the appId we are interested in
        ApplicationReport report = yarnClient.getApplicationReport(appId);
        YarnApplicationState state = report.getYarnApplicationState();
        if (!state.equals(previousState)) {
            previousState = state;
            LOG.info("Got application report from ASM for" + ", appId=" + appId.getId() + ", clientToAMToken="
                    + report.getClientToAMToken() + ", appDiagnostics=" + report.getDiagnostics()
                    + ", appMasterHost=" + report.getHost() + ", appQueue=" + report.getQueue()
                    + ", appMasterRpcPort=" + report.getRpcPort() + ", appStartTime=" + report.getStartTime()
                    + ", yarnAppState=" + report.getYarnApplicationState().toString()
                    + ", distributedFinalState=" + report.getFinalApplicationStatus().toString()
                    + ", appTrackingUrl=" + report.getTrackingUrl() + ", appUser=" + report.getUser());
        }
        FinalApplicationStatus dsStatus = report.getFinalApplicationStatus();
        if (YarnApplicationState.FINISHED == state) {
            if (FinalApplicationStatus.SUCCEEDED == dsStatus) {
                LOG.info("Application has completed successfully. Breaking monitoring loop");
                return true;
            } else {
                LOG.info("Application finished unsuccessfully." + " YarnState=" + state.toString()
                        + ", DSFinalStatus=" + dsStatus.toString() + ". Breaking monitoring loop");
                return false;
            }
        } else if (YarnApplicationState.KILLED == state || YarnApplicationState.FAILED == state) {
            LOG.info("Application did not finish." + " YarnState=" + state.toString() + ", DSFinalStatus="
                    + dsStatus.toString() + ". Breaking monitoring loop");
            return false;
        }
    }
}