Example usage for org.apache.hadoop.yarn.conf YarnConfiguration TIMELINE_SERVICE

Introduction

In this page you can find the example usage for org.apache.hadoop.yarn.conf YarnConfiguration TIMELINE_SERVICE_STORE.

Prototype

String TIMELINE_SERVICE_STORE

To view the source code for org.apache.hadoop.yarn.conf YarnConfiguration TIMELINE_SERVICE_STORE.

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Document

Timeline service store class.

Usage

From source file:cascading.platform.tez.Hadoop2TezPlatform.java

License:Open Source License

protected boolean setTimelineStore(Configuration configuration) {
    try {/*from w  w  w.ja v a  2s . c  o  m*/
        // try hadoop 2.6
        Class<?> target = Util.loadClass("org.apache.hadoop.yarn.server.timeline.TimelineStore");
        Class<?> type = Util.loadClass("org.apache.hadoop.yarn.server.timeline.MemoryTimelineStore");

        configuration.setClass(YarnConfiguration.TIMELINE_SERVICE_STORE, type, target);

        try {
            // hadoop 2.5 has the above classes, but this one is also necessary for the timeline service with acls to function.
            Util.loadClass("org.apache.hadoop.yarn.api.records.timeline.TimelineDomain");
        } catch (CascadingException exception) {
            configuration.setBoolean(TezConfiguration.TEZ_AM_ALLOW_DISABLED_TIMELINE_DOMAINS, true);
        }

        return true;
    } catch (CascadingException exception) {
        try {
            // try hadoop 2.4
            Class<?> target = Util.loadClass(
                    "org.apache.hadoop.yarn.server.applicationhistoryservice.timeline.TimelineStore");
            Class<?> type = Util.loadClass(
                    "org.apache.hadoop.yarn.server.applicationhistoryservice.timeline.MemoryTimelineStore");

            configuration.setClass(YarnConfiguration.TIMELINE_SERVICE_STORE, type, target);
            configuration.setBoolean(TezConfiguration.TEZ_AM_ALLOW_DISABLED_TIMELINE_DOMAINS, true);

            return true;
        } catch (CascadingException ignore) {
            return false;
        }
    }
}

From source file:org.Microsoft.Telemetry.IntermediateHistoryStore.java

License:Open Source License

/**
 * This method Initializes all objects of the Telemetry service.
 *
 * @throws IOException ,YarnException//from w  w  w .  jav  a 2  s. c  o  m
 */
private void initialization(Configuration conf) throws YarnException, IOException {

    originalStorage = ReflectionUtils
            .newInstance(conf.getClass(YarnConfiguration.TIMELINE_SERVICE_STORE + "-old",
                    LeveldbTimelineStore.class, TimelineStore.class), conf);

    serviceInformation.initialization(conf);

    if (originalStorage != null) {

        LOG.info(PATTERN_LOG_INFO + "Timeline server Storage initialized successfully....!");
        LOG2.info(PATTERN_LOG_INFO + "Timeline server Storage initialized successfully....!");

    } else {
        LOG.error(PATTERN_LOG_ERROR + "Timeline server Storage Initialization failed");
    }
}

Example usage for org.apache.hadoop.yarn.conf YarnConfiguration TIMELINE_SERVICE_STORE

Introduction

Prototype

Document

Usage