Examples with ThreadNameDeterminer org.jboss.netty.util.ThreadNameDeterminer used on opensource projects

Example 1 with ThreadNameDeterminer

use of org.jboss.netty.util.ThreadNameDeterminer in project tez by apache.

the class ShuffleHandler method serviceInit.

@Override
protected void serviceInit(Configuration conf) throws Exception {
    manageOsCache = conf.getBoolean(SHUFFLE_MANAGE_OS_CACHE, DEFAULT_SHUFFLE_MANAGE_OS_CACHE);
    readaheadLength = conf.getInt(SHUFFLE_READAHEAD_BYTES, DEFAULT_SHUFFLE_READAHEAD_BYTES);
    maxShuffleConnections = conf.getInt(MAX_SHUFFLE_CONNECTIONS, DEFAULT_MAX_SHUFFLE_CONNECTIONS);
    int maxShuffleThreads = conf.getInt(MAX_SHUFFLE_THREADS, DEFAULT_MAX_SHUFFLE_THREADS);
    if (maxShuffleThreads == 0) {
        maxShuffleThreads = 2 * Runtime.getRuntime().availableProcessors();
    }
    shuffleBufferSize = conf.getInt(SHUFFLE_BUFFER_SIZE, DEFAULT_SHUFFLE_BUFFER_SIZE);
    shuffleTransferToAllowed = conf.getBoolean(SHUFFLE_TRANSFERTO_ALLOWED, (Shell.WINDOWS) ? WINDOWS_DEFAULT_SHUFFLE_TRANSFERTO_ALLOWED : DEFAULT_SHUFFLE_TRANSFERTO_ALLOWED);
    maxSessionOpenFiles = conf.getInt(SHUFFLE_MAX_SESSION_OPEN_FILES, DEFAULT_SHUFFLE_MAX_SESSION_OPEN_FILES);
    final String BOSS_THREAD_NAME_PREFIX = "Tez Shuffle Handler Boss #";
    NioServerBossPool bossPool = new NioServerBossPool(Executors.newCachedThreadPool(), 1, new ThreadNameDeterminer() {

        @Override
        public String determineThreadName(String currentThreadName, String proposedThreadName) throws Exception {
            return BOSS_THREAD_NAME_PREFIX + currentThreadName.substring(currentThreadName.lastIndexOf('-') + 1);
        }
    });
    final String WORKER_THREAD_NAME_PREFIX = "Tez Shuffle Handler Worker #";
    NioWorkerPool workerPool = new NioWorkerPool(Executors.newCachedThreadPool(), maxShuffleThreads, new ThreadNameDeterminer() {

        @Override
        public String determineThreadName(String currentThreadName, String proposedThreadName) throws Exception {
            return WORKER_THREAD_NAME_PREFIX + currentThreadName.substring(currentThreadName.lastIndexOf('-') + 1);
        }
    });
    selector = new NioServerSocketChannelFactory(bossPool, workerPool);
    super.serviceInit(new YarnConfiguration(conf));
}