Java Code Examples for org.apache.kylin.common.KylinConfig#getHBaseCoreConnectionThreads()

The following examples show how to use org.apache.kylin.common.KylinConfig#getHBaseCoreConnectionThreads() . 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 File: HBaseConnection.java    From kylin-on-parquet-v2 with Apache License 2.0 5 votes vote down vote up 
public static ExecutorService getCoprocessorPool() {
    if (coprocessorPool != null) {
        return coprocessorPool;
    }

    synchronized (HBaseConnection.class) {
        if (coprocessorPool != null) {
            return coprocessorPool;
        }

        KylinConfig config = KylinConfig.getInstanceFromEnv();

        // copy from HConnectionImplementation.getBatchPool()
        int maxThreads = config.getHBaseMaxConnectionThreads();
        int coreThreads = config.getHBaseCoreConnectionThreads();
        long keepAliveTime = config.getHBaseConnectionThreadPoolAliveSeconds();
        LinkedBlockingQueue<Runnable> workQueue = new LinkedBlockingQueue<Runnable>(maxThreads * 100);
        ThreadPoolExecutor tpe = new ThreadPoolExecutor(coreThreads, maxThreads, keepAliveTime, TimeUnit.SECONDS, workQueue, //
                Threads.newDaemonThreadFactory("kylin-coproc-"));
        tpe.allowCoreThreadTimeOut(true);

        logger.info("Creating coprocessor thread pool with max of {}, core of {}", maxThreads, coreThreads);

        coprocessorPool = tpe;
        return coprocessorPool;
    }
}
Example 2
Source File: HBaseConnection.java    From kylin with Apache License 2.0 5 votes vote down vote up 
public static ExecutorService getCoprocessorPool() {
    if (coprocessorPool != null) {
        return coprocessorPool;
    }

    synchronized (HBaseConnection.class) {
        if (coprocessorPool != null) {
            return coprocessorPool;
        }

        KylinConfig config = KylinConfig.getInstanceFromEnv();

        // copy from HConnectionImplementation.getBatchPool()
        int maxThreads = config.getHBaseMaxConnectionThreads();
        int coreThreads = config.getHBaseCoreConnectionThreads();
        long keepAliveTime = config.getHBaseConnectionThreadPoolAliveSeconds();
        LinkedBlockingQueue<Runnable> workQueue = new LinkedBlockingQueue<Runnable>(maxThreads * 100);
        ThreadPoolExecutor tpe = new ThreadPoolExecutor(coreThreads, maxThreads, keepAliveTime, TimeUnit.SECONDS, workQueue, //
                Threads.newDaemonThreadFactory("kylin-coproc-"));
        tpe.allowCoreThreadTimeOut(true);

        logger.info("Creating coprocessor thread pool with max of {}, core of {}", maxThreads, coreThreads);

        coprocessorPool = tpe;
        return coprocessorPool;
    }
}