Example usage for org.apache.hadoop.yarn.api.records ApplicationResourceUsageReport getUsedResources

Introduction

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

Prototype

@Public
@Stable
public abstract Resource getUsedResources();

Source Link

Document

Get the used Resource.

Usage

From source file:gobblin.yarn.GobblinYarnAppLauncher.java

License:Apache License

private void sendEmailOnShutdown(Optional<ApplicationReport> applicationReport) {
    String subject = String.format("Gobblin Yarn application %s completed", this.applicationName);

    StringBuilder messageBuilder = new StringBuilder("Gobblin Yarn ApplicationReport:");
    if (applicationReport.isPresent()) {
        messageBuilder.append("\n");
        messageBuilder.append("\tApplication ID: ").append(applicationReport.get().getApplicationId())
                .append("\n");
        messageBuilder.append("\tApplication attempt ID: ")
                .append(applicationReport.get().getCurrentApplicationAttemptId()).append("\n");
        messageBuilder.append("\tFinal application status: ")
                .append(applicationReport.get().getFinalApplicationStatus()).append("\n");
        messageBuilder.append("\tStart time: ").append(applicationReport.get().getStartTime()).append("\n");
        messageBuilder.append("\tFinish time: ").append(applicationReport.get().getFinishTime()).append("\n");

        if (!Strings.isNullOrEmpty(applicationReport.get().getDiagnostics())) {
            messageBuilder.append("\tDiagnostics: ").append(applicationReport.get().getDiagnostics())
                    .append("\n");
        }/* w ww  . j  a v  a  2s  .c om*/

        ApplicationResourceUsageReport resourceUsageReport = applicationReport.get()
                .getApplicationResourceUsageReport();
        if (resourceUsageReport != null) {
            messageBuilder.append("\tUsed containers: ").append(resourceUsageReport.getNumUsedContainers())
                    .append("\n");
            Resource usedResource = resourceUsageReport.getUsedResources();
            if (usedResource != null) {
                messageBuilder.append("\tUsed memory (MBs): ").append(usedResource.getMemory()).append("\n");
                messageBuilder.append("\tUsed vcores: ").append(usedResource.getVirtualCores()).append("\n");
            }
        }
    } else {
        messageBuilder.append(' ').append("Not available");
    }

    try {
        EmailUtils.sendEmail(ConfigUtils.configToState(this.config), subject, messageBuilder.toString());
    } catch (EmailException ee) {
        LOGGER.error("Failed to send email notification on shutdown", ee);
    }
}

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