Examples with JvmPauseMonitor org.apache.zookeeper.server.util.JvmPauseMonitor used on opensource projects

Example 1 with JvmPauseMonitor

use of org.apache.zookeeper.server.util.JvmPauseMonitor in project zookeeper by apache.

the class ZooKeeperServerMain method runFromConfig.

/**
 * Run from a ServerConfig.
 * @param config ServerConfig to use.
 * @throws IOException
 * @throws AdminServerException
 */
public void runFromConfig(ServerConfig config) throws IOException, AdminServerException {
    LOG.info("Starting server");
    FileTxnSnapLog txnLog = null;
    try {
        try {
            metricsProvider = MetricsProviderBootstrap.startMetricsProvider(config.getMetricsProviderClassName(), config.getMetricsProviderConfiguration());
        } catch (MetricsProviderLifeCycleException error) {
            throw new IOException("Cannot boot MetricsProvider " + config.getMetricsProviderClassName(), error);
        }
        ServerMetrics.metricsProviderInitialized(metricsProvider);
        ProviderRegistry.initialize();
        // Note that this thread isn't going to be doing anything else,
        // so rather than spawning another thread, we will just call
        // run() in this thread.
        // create a file logger url from the command line args
        txnLog = new FileTxnSnapLog(config.dataLogDir, config.dataDir);
        JvmPauseMonitor jvmPauseMonitor = null;
        if (config.jvmPauseMonitorToRun) {
            jvmPauseMonitor = new JvmPauseMonitor(config);
        }
        final ZooKeeperServer zkServer = new ZooKeeperServer(jvmPauseMonitor, txnLog, config.tickTime, config.minSessionTimeout, config.maxSessionTimeout, config.listenBacklog, null, config.initialConfig);
        txnLog.setServerStats(zkServer.serverStats());
        // Registers shutdown handler which will be used to know the
        // server error or shutdown state changes.
        final CountDownLatch shutdownLatch = new CountDownLatch(1);
        zkServer.registerServerShutdownHandler(new ZooKeeperServerShutdownHandler(shutdownLatch));
        // Start Admin server
        adminServer = AdminServerFactory.createAdminServer();
        adminServer.setZooKeeperServer(zkServer);
        adminServer.start();
        boolean needStartZKServer = true;
        if (config.getClientPortAddress() != null) {
            cnxnFactory = ServerCnxnFactory.createFactory();
            cnxnFactory.configure(config.getClientPortAddress(), config.getMaxClientCnxns(), config.getClientPortListenBacklog(), false);
            cnxnFactory.startup(zkServer);
            // zkServer has been started. So we don't need to start it again in secureCnxnFactory.
            needStartZKServer = false;
        }
        if (config.getSecureClientPortAddress() != null) {
            secureCnxnFactory = ServerCnxnFactory.createFactory();
            secureCnxnFactory.configure(config.getSecureClientPortAddress(), config.getMaxClientCnxns(), config.getClientPortListenBacklog(), true);
            secureCnxnFactory.startup(zkServer, needStartZKServer);
        }
        containerManager = new ContainerManager(zkServer.getZKDatabase(), zkServer.firstProcessor, Integer.getInteger("znode.container.checkIntervalMs", (int) TimeUnit.MINUTES.toMillis(1)), Integer.getInteger("znode.container.maxPerMinute", 10000), Long.getLong("znode.container.maxNeverUsedIntervalMs", 0));
        containerManager.start();
        ZKAuditProvider.addZKStartStopAuditLog();
        serverStarted();
        // Watch status of ZooKeeper server. It will do a graceful shutdown
        // if the server is not running or hits an internal error.
        shutdownLatch.await();
        shutdown();
        if (cnxnFactory != null) {
            cnxnFactory.join();
        }
        if (secureCnxnFactory != null) {
            secureCnxnFactory.join();
        }
        if (zkServer.canShutdown()) {
            zkServer.shutdown(true);
        }
    } catch (InterruptedException e) {
        // warn, but generally this is ok
        LOG.warn("Server interrupted", e);
    } finally {
        if (txnLog != null) {
            txnLog.close();
        }
        if (metricsProvider != null) {
            try {
                metricsProvider.stop();
            } catch (Throwable error) {
                LOG.warn("Error while stopping metrics", error);
            }
        }
    }
}

Example 2 with JvmPauseMonitor

use of org.apache.zookeeper.server.util.JvmPauseMonitor in project zookeeper by apache.

the class QuorumPeer method createFromConfig.

/**
 * Create a new QuorumPeer and apply all the values per the already-parsed config.
 *
 * @param config The appertained quorum peer config.
 * @return A QuorumPeer instantiated with specified peer config. Note this peer
 *         is not fully initialized; caller should finish initialization through
 *         additional configurations (connection factory settings, etc).
 *
 * @throws IOException
 */
public static QuorumPeer createFromConfig(QuorumPeerConfig config) throws IOException {
    QuorumPeer quorumPeer = new QuorumPeer();
    quorumPeer.setTxnFactory(new FileTxnSnapLog(config.getDataLogDir(), config.getDataDir()));
    quorumPeer.enableLocalSessions(config.areLocalSessionsEnabled());
    quorumPeer.enableLocalSessionsUpgrading(config.isLocalSessionsUpgradingEnabled());
    quorumPeer.setElectionType(config.getElectionAlg());
    quorumPeer.setMyid(config.getServerId());
    quorumPeer.setTickTime(config.getTickTime());
    quorumPeer.setMinSessionTimeout(config.getMinSessionTimeout());
    quorumPeer.setMaxSessionTimeout(config.getMaxSessionTimeout());
    quorumPeer.setInitLimit(config.getInitLimit());
    quorumPeer.setSyncLimit(config.getSyncLimit());
    quorumPeer.setConnectToLearnerMasterLimit(config.getConnectToLearnerMasterLimit());
    quorumPeer.setObserverMasterPort(config.getObserverMasterPort());
    quorumPeer.setConfigFileName(config.getConfigFilename());
    quorumPeer.setClientPortListenBacklog(config.getClientPortListenBacklog());
    quorumPeer.setZKDatabase(new ZKDatabase(quorumPeer.getTxnFactory()));
    quorumPeer.setQuorumVerifier(config.getQuorumVerifier(), false);
    if (config.getLastSeenQuorumVerifier() != null) {
        quorumPeer.setLastSeenQuorumVerifier(config.getLastSeenQuorumVerifier(), false);
    }
    quorumPeer.initConfigInZKDatabase();
    quorumPeer.setSslQuorum(config.isSslQuorum());
    quorumPeer.setUsePortUnification(config.shouldUsePortUnification());
    quorumPeer.setLearnerType(config.getPeerType());
    quorumPeer.setSyncEnabled(config.getSyncEnabled());
    quorumPeer.setQuorumListenOnAllIPs(config.getQuorumListenOnAllIPs());
    if (config.sslQuorumReloadCertFiles) {
        quorumPeer.getX509Util().enableCertFileReloading();
    }
    quorumPeer.setMultiAddressEnabled(config.isMultiAddressEnabled());
    quorumPeer.setMultiAddressReachabilityCheckEnabled(config.isMultiAddressReachabilityCheckEnabled());
    quorumPeer.setMultiAddressReachabilityCheckTimeoutMs(config.getMultiAddressReachabilityCheckTimeoutMs());
    // sets quorum sasl authentication configurations
    quorumPeer.setQuorumSaslEnabled(config.quorumEnableSasl);
    if (quorumPeer.isQuorumSaslAuthEnabled()) {
        quorumPeer.setQuorumServerSaslRequired(config.quorumServerRequireSasl);
        quorumPeer.setQuorumLearnerSaslRequired(config.quorumLearnerRequireSasl);
        quorumPeer.setQuorumServicePrincipal(config.quorumServicePrincipal);
        quorumPeer.setQuorumServerLoginContext(config.quorumServerLoginContext);
        quorumPeer.setQuorumLearnerLoginContext(config.quorumLearnerLoginContext);
    }
    quorumPeer.setQuorumCnxnThreadsSize(config.quorumCnxnThreadsSize);
    if (config.jvmPauseMonitorToRun) {
        quorumPeer.setJvmPauseMonitor(new JvmPauseMonitor(config));
    }
    return quorumPeer;
}

Example 3 with JvmPauseMonitor

use of org.apache.zookeeper.server.util.JvmPauseMonitor in project zookeeper by apache.

the class QuorumPeerMain method runFromConfig.

public void runFromConfig(QuorumPeerConfig config) throws IOException, AdminServerException {
    try {
        ManagedUtil.registerLog4jMBeans();
    } catch (JMException e) {
        LOG.warn("Unable to register log4j JMX control", e);
    }
    LOG.info("Starting quorum peer, myid=" + config.getServerId());
    final MetricsProvider metricsProvider;
    try {
        metricsProvider = MetricsProviderBootstrap.startMetricsProvider(config.getMetricsProviderClassName(), config.getMetricsProviderConfiguration());
    } catch (MetricsProviderLifeCycleException error) {
        throw new IOException("Cannot boot MetricsProvider " + config.getMetricsProviderClassName(), error);
    }
    try {
        ServerMetrics.metricsProviderInitialized(metricsProvider);
        ProviderRegistry.initialize();
        ServerCnxnFactory cnxnFactory = null;
        ServerCnxnFactory secureCnxnFactory = null;
        if (config.getClientPortAddress() != null) {
            cnxnFactory = ServerCnxnFactory.createFactory();
            cnxnFactory.configure(config.getClientPortAddress(), config.getMaxClientCnxns(), config.getClientPortListenBacklog(), false);
        }
        if (config.getSecureClientPortAddress() != null) {
            secureCnxnFactory = ServerCnxnFactory.createFactory();
            secureCnxnFactory.configure(config.getSecureClientPortAddress(), config.getMaxClientCnxns(), config.getClientPortListenBacklog(), true);
        }
        quorumPeer = getQuorumPeer();
        quorumPeer.setTxnFactory(new FileTxnSnapLog(config.getDataLogDir(), config.getDataDir()));
        quorumPeer.enableLocalSessions(config.areLocalSessionsEnabled());
        quorumPeer.enableLocalSessionsUpgrading(config.isLocalSessionsUpgradingEnabled());
        // quorumPeer.setQuorumPeers(config.getAllMembers());
        quorumPeer.setElectionType(config.getElectionAlg());
        quorumPeer.setMyid(config.getServerId());
        quorumPeer.setTickTime(config.getTickTime());
        quorumPeer.setMinSessionTimeout(config.getMinSessionTimeout());
        quorumPeer.setMaxSessionTimeout(config.getMaxSessionTimeout());
        quorumPeer.setInitLimit(config.getInitLimit());
        quorumPeer.setSyncLimit(config.getSyncLimit());
        quorumPeer.setConnectToLearnerMasterLimit(config.getConnectToLearnerMasterLimit());
        quorumPeer.setObserverMasterPort(config.getObserverMasterPort());
        quorumPeer.setConfigFileName(config.getConfigFilename());
        quorumPeer.setClientPortListenBacklog(config.getClientPortListenBacklog());
        quorumPeer.setZKDatabase(new ZKDatabase(quorumPeer.getTxnFactory()));
        quorumPeer.setQuorumVerifier(config.getQuorumVerifier(), false);
        if (config.getLastSeenQuorumVerifier() != null) {
            quorumPeer.setLastSeenQuorumVerifier(config.getLastSeenQuorumVerifier(), false);
        }
        quorumPeer.initConfigInZKDatabase();
        quorumPeer.setCnxnFactory(cnxnFactory);
        quorumPeer.setSecureCnxnFactory(secureCnxnFactory);
        quorumPeer.setSslQuorum(config.isSslQuorum());
        quorumPeer.setUsePortUnification(config.shouldUsePortUnification());
        quorumPeer.setLearnerType(config.getPeerType());
        quorumPeer.setSyncEnabled(config.getSyncEnabled());
        quorumPeer.setQuorumListenOnAllIPs(config.getQuorumListenOnAllIPs());
        if (config.sslQuorumReloadCertFiles) {
            quorumPeer.getX509Util().enableCertFileReloading();
        }
        quorumPeer.setMultiAddressEnabled(config.isMultiAddressEnabled());
        quorumPeer.setMultiAddressReachabilityCheckEnabled(config.isMultiAddressReachabilityCheckEnabled());
        quorumPeer.setMultiAddressReachabilityCheckTimeoutMs(config.getMultiAddressReachabilityCheckTimeoutMs());
        // sets quorum sasl authentication configurations
        quorumPeer.setQuorumSaslEnabled(config.quorumEnableSasl);
        if (quorumPeer.isQuorumSaslAuthEnabled()) {
            quorumPeer.setQuorumServerSaslRequired(config.quorumServerRequireSasl);
            quorumPeer.setQuorumLearnerSaslRequired(config.quorumLearnerRequireSasl);
            quorumPeer.setQuorumServicePrincipal(config.quorumServicePrincipal);
            quorumPeer.setQuorumServerLoginContext(config.quorumServerLoginContext);
            quorumPeer.setQuorumLearnerLoginContext(config.quorumLearnerLoginContext);
        }
        quorumPeer.setQuorumCnxnThreadsSize(config.quorumCnxnThreadsSize);
        quorumPeer.initialize();
        if (config.jvmPauseMonitorToRun) {
            quorumPeer.setJvmPauseMonitor(new JvmPauseMonitor(config));
        }
        quorumPeer.start();
        ZKAuditProvider.addZKStartStopAuditLog();
        quorumPeer.join();
    } catch (InterruptedException e) {
        // warn, but generally this is ok
        LOG.warn("Quorum Peer interrupted", e);
    } finally {
        try {
            metricsProvider.stop();
        } catch (Throwable error) {
            LOG.warn("Error while stopping metrics", error);
        }
    }
}