Java Code Examples for org.apache.hadoop.hbase.regionserver.SimpleRpcSchedulerFactory

The following examples show how to use org.apache.hadoop.hbase.regionserver.SimpleRpcSchedulerFactory. These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source Project: phoenix   Source File: PhoenixIndexRpcSchedulerFactory.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public RpcScheduler create(Configuration conf, PriorityFunction priorityFunction, Abortable abortable) {
    // create the delegate scheduler
    RpcScheduler delegate;
    try {
        // happens in <=0.98.4 where the scheduler factory is not visible
        delegate = new SimpleRpcSchedulerFactory().create(conf, priorityFunction, abortable);
    } catch (IllegalAccessError e) {
        LOG.fatal(VERSION_TOO_OLD_FOR_INDEX_RPC);
        throw e;
    }

    int indexHandlerCount = conf.getInt(QueryServices.INDEX_HANDLER_COUNT_ATTRIB, QueryServicesOptions.DEFAULT_INDEX_HANDLER_COUNT);
    int minPriority = getMinPriority(conf);
    int maxPriority = conf.getInt(QueryServices.MAX_INDEX_PRIOIRTY_ATTRIB, QueryServicesOptions.DEFAULT_INDEX_MAX_PRIORITY);
    // make sure the ranges are outside the warning ranges
    Preconditions.checkArgument(maxPriority > minPriority, "Max index priority (" + maxPriority
            + ") must be larger than min priority (" + minPriority + ")");
    boolean allSmaller =
            minPriority < HConstants.REPLICATION_QOS
                    && maxPriority < HConstants.REPLICATION_QOS;
    boolean allLarger = minPriority > HConstants.HIGH_QOS;
    Preconditions.checkArgument(allSmaller || allLarger, "Index priority range (" + minPriority
            + ",  " + maxPriority + ") must be outside HBase priority range ("
            + HConstants.REPLICATION_QOS + ", " + HConstants.HIGH_QOS + ")");

    LOG.info("Using custom Phoenix Index RPC Handling with " + indexHandlerCount
            + " handlers and priority range [" + minPriority + ", " + maxPriority + ")");

    PhoenixIndexRpcScheduler scheduler =
            new PhoenixIndexRpcScheduler(indexHandlerCount, conf, delegate, minPriority,
                    maxPriority);
    return scheduler;
}
 
Example 2
Source Project: phoenix   Source File: PhoenixRpcSchedulerFactory.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public RpcScheduler create(Configuration conf, PriorityFunction priorityFunction, Abortable abortable) {
    // create the delegate scheduler
    RpcScheduler delegate;
    try {
        // happens in <=0.98.4 where the scheduler factory is not visible
        delegate = new SimpleRpcSchedulerFactory().create(conf, priorityFunction, abortable);
    } catch (IllegalAccessError e) {
        LOGGER.error(VERSION_TOO_OLD_FOR_INDEX_RPC);
        throw e;
    }

    // get the index priority configs
    int indexPriority = getIndexPriority(conf);
    validatePriority(indexPriority);
    // get the metadata priority configs
    int metadataPriority = getMetadataPriority(conf);
    validatePriority(metadataPriority);

    // validate index and metadata priorities are not the same
    Preconditions.checkArgument(indexPriority != metadataPriority, "Index and Metadata priority must not be same "+ indexPriority);
    LOGGER.info("Using custom Phoenix Index RPC Handling with index rpc priority "
            + indexPriority + " and metadata rpc priority " + metadataPriority);

    PhoenixRpcScheduler scheduler =
            new PhoenixRpcScheduler(conf, delegate, indexPriority, metadataPriority, priorityFunction,abortable);
    return scheduler;
}