Examples with MatrixOpLogCache com.tencent.angel.psagent.matrix.oplog.cache.MatrixOpLogCache used on opensource projects

Example 1 with MatrixOpLogCache

use of com.tencent.angel.psagent.matrix.oplog.cache.MatrixOpLogCache in project angel by Tencent.

the class PSAgent method initAndStart.

public void initAndStart() throws Exception {
    // Get ps locations from master and put them to the location cache.
    locationManager = new PSAgentLocationManager(PSAgentContext.get());
    locationManager.setMasterLocation(masterLocation);
    // Build and initialize rpc client to master
    masterClient = new MasterClient();
    masterClient.init();
    // Build local location
    String localIp = NetUtils.getRealLocalIP();
    int port = NetUtils.chooseAListenPort(conf);
    location = new Location(localIp, port);
    // Initialize matrix meta information
    clockCache = new ClockCache();
    List<MatrixMeta> matrixMetas = masterClient.getMatrices();
    LOG.info("===========================PSAgent get matrices from master," + matrixMetas.size());
    this.matrixMetaManager = new PSAgentMatrixMetaManager(clockCache);
    matrixMetaManager.addMatrices(matrixMetas);
    Map<ParameterServerId, Location> psIdToLocMap = masterClient.getPSLocations();
    List<ParameterServerId> psIds = new ArrayList<>(psIdToLocMap.keySet());
    Collections.sort(psIds, new Comparator<ParameterServerId>() {

        @Override
        public int compare(ParameterServerId s1, ParameterServerId s2) {
            return s1.getIndex() - s2.getIndex();
        }
    });
    int size = psIds.size();
    locationManager.setPsIds(psIds.toArray(new ParameterServerId[0]));
    for (int i = 0; i < size; i++) {
        if (psIdToLocMap.containsKey(psIds.get(i))) {
            locationManager.setPsLocation(psIds.get(i), psIdToLocMap.get(psIds.get(i)));
        }
    }
    matrixTransClient = new MatrixTransportClient();
    matrixClientAdapter = new MatrixClientAdapter();
    opLogCache = new MatrixOpLogCache();
    matrixStorageManager = new MatrixStorageManager();
    matricesCache = new MatricesCache();
    int staleness = conf.getInt(AngelConf.ANGEL_STALENESS, AngelConf.DEFAULT_ANGEL_STALENESS);
    consistencyController = new ConsistencyController(staleness);
    consistencyController.init();
    psAgentInitFinishedFlag.set(true);
    // Start heartbeat thread if need
    if (needHeartBeat) {
        startHeartbeatThread();
    }
    // Start all services
    matrixTransClient.start();
    matrixClientAdapter.start();
    clockCache.start();
    opLogCache.start();
    matricesCache.start();
}