Examples with ProcessReference org.apache.accumulo.miniclusterImpl.ProcessReference used on opensource projects

Example 1 with ProcessReference

use of org.apache.accumulo.miniclusterImpl.ProcessReference in project accumulo by apache.

the class BalanceAfterCommsFailureIT method test.

@Test
public void test() throws Exception {
    try (AccumuloClient c = Accumulo.newClient().from(getClientProperties()).build()) {
        c.tableOperations().create("test");
        Collection<ProcessReference> tservers = getCluster().getProcesses().get(ServerType.TABLET_SERVER);
        ArrayList<Integer> tserverPids = new ArrayList<>(tservers.size());
        for (ProcessReference tserver : tservers) {
            Process p = tserver.getProcess();
            if (!p.getClass().getName().equals("java.lang.UNIXProcess")) {
                log.info("Found process that was not UNIXProcess, exiting test");
                return;
            }
            Field f = p.getClass().getDeclaredField("pid");
            f.setAccessible(true);
            tserverPids.add(f.getInt(p));
        }
        for (int pid : tserverPids) {
            assertEquals(0, Runtime.getRuntime().exec(new String[] { "kill", "-SIGSTOP", Integer.toString(pid) }).waitFor());
        }
        UtilWaitThread.sleep(20_000);
        for (int pid : tserverPids) {
            assertEquals(0, Runtime.getRuntime().exec(new String[] { "kill", "-SIGCONT", Integer.toString(pid) }).waitFor());
        }
        SortedSet<Text> splits = new TreeSet<>();
        for (String split : "a b c d e f g h i j k l m n o p q r s t u v w x y z".split(" ")) {
            splits.add(new Text(split));
        }
        c.tableOperations().addSplits("test", splits);
        // Ensure all of the tablets are actually assigned
        assertEquals(0, Iterables.size(c.createScanner("test", Authorizations.EMPTY)));
        UtilWaitThread.sleep(30_000);
        checkBalance(c);
    }
}

Example 2 with ProcessReference

use of org.apache.accumulo.miniclusterImpl.ProcessReference in project accumulo by apache.

the class UnorderedWorkAssignerReplicationIT method dataReplicatedToCorrectTableWithoutDrain.

@Test
public void dataReplicatedToCorrectTableWithoutDrain() throws Exception {
    MiniAccumuloConfigImpl peerCfg = new MiniAccumuloConfigImpl(createTestDir(this.getClass().getName() + "_" + this.testName.getMethodName() + "_peer"), ROOT_PASSWORD);
    peerCfg.setNumTservers(1);
    peerCfg.setInstanceName("peer");
    updatePeerConfigFromPrimary(getCluster().getConfig(), peerCfg);
    peerCfg.setProperty(Property.REPLICATION_NAME, "peer");
    MiniAccumuloClusterImpl peer1Cluster = new MiniAccumuloClusterImpl(peerCfg);
    peer1Cluster.start();
    try (AccumuloClient clientManager = Accumulo.newClient().from(getClientProperties()).build();
        AccumuloClient clientPeer = peer1Cluster.createAccumuloClient("root", new PasswordToken(ROOT_PASSWORD))) {
        String peerClusterName = "peer";
        String peerUserName = "repl";
        String peerPassword = "passwd";
        // Create a user on the peer for replication to use
        clientPeer.securityOperations().createLocalUser(peerUserName, new PasswordToken(peerPassword));
        // Configure the credentials we should use to authenticate ourselves to the peer for
        // replication
        clientManager.instanceOperations().setProperty(Property.REPLICATION_PEER_USER.getKey() + peerClusterName, peerUserName);
        clientManager.instanceOperations().setProperty(Property.REPLICATION_PEER_PASSWORD.getKey() + peerClusterName, peerPassword);
        // ...peer = AccumuloReplicaSystem,instanceName,zookeepers
        clientManager.instanceOperations().setProperty(Property.REPLICATION_PEERS.getKey() + peerClusterName, ReplicaSystemFactory.getPeerConfigurationValue(AccumuloReplicaSystem.class, AccumuloReplicaSystem.buildConfiguration(peer1Cluster.getInstanceName(), peer1Cluster.getZooKeepers())));
        String managerTable1 = "manager1", peerTable1 = "peer1", managerTable2 = "manager2", peerTable2 = "peer2";
        clientPeer.tableOperations().create(peerTable1, new NewTableConfiguration());
        String peerTableId1 = clientPeer.tableOperations().tableIdMap().get(peerTable1);
        assertNotNull(peerTableId1);
        clientPeer.tableOperations().create(peerTable2, new NewTableConfiguration());
        String peerTableId2 = clientPeer.tableOperations().tableIdMap().get(peerTable2);
        assertNotNull(peerTableId2);
        Map<String, String> props1 = new HashMap<>();
        props1.put(Property.TABLE_REPLICATION.getKey(), "true");
        props1.put(Property.TABLE_REPLICATION_TARGET.getKey() + peerClusterName, peerTableId1);
        clientManager.tableOperations().create(managerTable1, new NewTableConfiguration().setProperties(props1));
        String managerTableId1 = clientManager.tableOperations().tableIdMap().get(managerTable1);
        assertNotNull(managerTableId1);
        Map<String, String> props2 = new HashMap<>();
        props2.put(Property.TABLE_REPLICATION.getKey(), "true");
        props2.put(Property.TABLE_REPLICATION_TARGET.getKey() + peerClusterName, peerTableId2);
        clientManager.tableOperations().create(managerTable2, new NewTableConfiguration().setProperties(props2));
        String managerTableId2 = clientManager.tableOperations().tableIdMap().get(managerTable2);
        assertNotNull(managerTableId2);
        // Give our replication user the ability to write to the tables
        clientPeer.securityOperations().grantTablePermission(peerUserName, peerTable1, TablePermission.WRITE);
        clientPeer.securityOperations().grantTablePermission(peerUserName, peerTable2, TablePermission.WRITE);
        // Wait for zookeeper updates (configuration) to propagate
        sleepUninterruptibly(3, TimeUnit.SECONDS);
        // Write some data to table1
        try (BatchWriter bw = clientManager.createBatchWriter(managerTable1)) {
            for (int rows = 0; rows < 2500; rows++) {
                Mutation m = new Mutation(managerTable1 + rows);
                for (int cols = 0; cols < 100; cols++) {
                    String value = Integer.toString(cols);
                    m.put(value, "", value);
                }
                bw.addMutation(m);
            }
        }
        // Write some data to table2
        try (BatchWriter bw = clientManager.createBatchWriter(managerTable2)) {
            for (int rows = 0; rows < 2500; rows++) {
                Mutation m = new Mutation(managerTable2 + rows);
                for (int cols = 0; cols < 100; cols++) {
                    String value = Integer.toString(cols);
                    m.put(value, "", value);
                }
                bw.addMutation(m);
            }
        }
        log.info("Wrote all data to manager cluster");
        while (!ReplicationTable.isOnline(clientManager)) {
            Thread.sleep(500);
        }
        for (ProcessReference proc : cluster.getProcesses().get(ServerType.TABLET_SERVER)) {
            cluster.killProcess(ServerType.TABLET_SERVER, proc);
        }
        cluster.exec(TabletServer.class);
        // Wait until we fully replicated something
        boolean fullyReplicated = false;
        for (int i = 0; i < 10 && !fullyReplicated; i++) {
            sleepUninterruptibly(timeoutFactor * 2, TimeUnit.SECONDS);
            try (Scanner s = ReplicationTable.getScanner(clientManager)) {
                WorkSection.limit(s);
                for (Entry<Key, Value> entry : s) {
                    Status status = Status.parseFrom(entry.getValue().get());
                    if (StatusUtil.isFullyReplicated(status)) {
                        fullyReplicated |= true;
                    }
                }
            }
        }
        assertNotEquals(0, fullyReplicated);
        long countTable = 0L;
        // Check a few times
        for (int i = 0; i < 10; i++) {
            countTable = 0L;
            for (Entry<Key, Value> entry : clientPeer.createScanner(peerTable1, Authorizations.EMPTY)) {
                countTable++;
                assertTrue("Found unexpected key-value" + entry.getKey().toStringNoTruncate() + " " + entry.getValue(), entry.getKey().getRow().toString().startsWith(managerTable1));
            }
            log.info("Found {} records in {}", countTable, peerTable1);
            if (countTable > 0) {
                break;
            }
            Thread.sleep(2000);
        }
        assertTrue("Did not find any records in " + peerTable1 + " on peer", countTable > 0);
        for (int i = 0; i < 10; i++) {
            countTable = 0L;
            for (Entry<Key, Value> entry : clientPeer.createScanner(peerTable2, Authorizations.EMPTY)) {
                countTable++;
                assertTrue("Found unexpected key-value" + entry.getKey().toStringNoTruncate() + " " + entry.getValue(), entry.getKey().getRow().toString().startsWith(managerTable2));
            }
            log.info("Found {} records in {}", countTable, peerTable2);
            if (countTable > 0) {
                break;
            }
            Thread.sleep(2000);
        }
        assertTrue("Did not find any records in " + peerTable2 + " on peer", countTable > 0);
    } finally {
        peer1Cluster.stop();
    }
}

Example 3 with ProcessReference

use of org.apache.accumulo.miniclusterImpl.ProcessReference in project accumulo by apache.

the class UnorderedWorkAssignerReplicationIT method dataWasReplicatedToThePeer.

@Test
public void dataWasReplicatedToThePeer() throws Exception {
    MiniAccumuloConfigImpl peerCfg = new MiniAccumuloConfigImpl(createTestDir(this.getClass().getName() + "_" + this.testName.getMethodName() + "_peer"), ROOT_PASSWORD);
    peerCfg.setNumTservers(1);
    peerCfg.setInstanceName("peer");
    updatePeerConfigFromPrimary(getCluster().getConfig(), peerCfg);
    peerCfg.setProperty(Property.REPLICATION_NAME, "peer");
    MiniAccumuloClusterImpl peerCluster = new MiniAccumuloClusterImpl(peerCfg);
    peerCluster.start();
    try (AccumuloClient clientManager = Accumulo.newClient().from(getClientProperties()).build();
        AccumuloClient clientPeer = peerCluster.createAccumuloClient("root", new PasswordToken(ROOT_PASSWORD))) {
        ReplicationTable.setOnline(clientManager);
        String peerUserName = "peer", peerPassword = "foo";
        String peerClusterName = "peer";
        clientPeer.securityOperations().createLocalUser(peerUserName, new PasswordToken(peerPassword));
        clientManager.instanceOperations().setProperty(Property.REPLICATION_PEER_USER.getKey() + peerClusterName, peerUserName);
        clientManager.instanceOperations().setProperty(Property.REPLICATION_PEER_PASSWORD.getKey() + peerClusterName, peerPassword);
        // ...peer = AccumuloReplicaSystem,instanceName,zookeepers
        clientManager.instanceOperations().setProperty(Property.REPLICATION_PEERS.getKey() + peerClusterName, ReplicaSystemFactory.getPeerConfigurationValue(AccumuloReplicaSystem.class, AccumuloReplicaSystem.buildConfiguration(peerCluster.getInstanceName(), peerCluster.getZooKeepers())));
        final String managerTable = "manager", peerTable = "peer";
        clientPeer.tableOperations().create(peerTable);
        String peerTableId = clientPeer.tableOperations().tableIdMap().get(peerTable);
        assertNotNull(peerTableId);
        Map<String, String> props = new HashMap<>();
        props.put(Property.TABLE_REPLICATION.getKey(), "true");
        props.put(Property.TABLE_REPLICATION_TARGET.getKey() + peerClusterName, peerTableId);
        clientManager.tableOperations().create(managerTable, new NewTableConfiguration().setProperties(props));
        String managerTableId = clientManager.tableOperations().tableIdMap().get(managerTable);
        assertNotNull(managerTableId);
        clientPeer.securityOperations().grantTablePermission(peerUserName, peerTable, TablePermission.WRITE);
        // Wait for zookeeper updates (configuration) to propagate
        sleepUninterruptibly(3, TimeUnit.SECONDS);
        // Write some data to table1
        try (BatchWriter bw = clientManager.createBatchWriter(managerTable)) {
            for (int rows = 0; rows < 5000; rows++) {
                Mutation m = new Mutation(Integer.toString(rows));
                for (int cols = 0; cols < 100; cols++) {
                    String value = Integer.toString(cols);
                    m.put(value, "", value);
                }
                bw.addMutation(m);
            }
        }
        log.info("Wrote all data to manager cluster");
        final Set<String> filesNeedingReplication = clientManager.replicationOperations().referencedFiles(managerTable);
        for (ProcessReference proc : cluster.getProcesses().get(ServerType.TABLET_SERVER)) {
            cluster.killProcess(ServerType.TABLET_SERVER, proc);
        }
        cluster.exec(TabletServer.class);
        log.info("TabletServer restarted");
        Iterators.size(ReplicationTable.getScanner(clientManager).iterator());
        log.info("TabletServer is online");
        log.info("");
        log.info("Fetching metadata records:");
        try (var scanner = clientManager.createScanner(MetadataTable.NAME, Authorizations.EMPTY)) {
            for (Entry<Key, Value> kv : scanner) {
                if (ReplicationSection.COLF.equals(kv.getKey().getColumnFamily())) {
                    log.info("{} {}", kv.getKey().toStringNoTruncate(), ProtobufUtil.toString(Status.parseFrom(kv.getValue().get())));
                } else {
                    log.info("{} {}", kv.getKey().toStringNoTruncate(), kv.getValue());
                }
            }
        }
        log.info("");
        log.info("Fetching replication records:");
        try (var scanner = ReplicationTable.getScanner(clientManager)) {
            for (Entry<Key, Value> kv : scanner) {
                log.info("{} {}", kv.getKey().toStringNoTruncate(), ProtobufUtil.toString(Status.parseFrom(kv.getValue().get())));
            }
        }
        Future<Boolean> future = executor.submit(() -> {
            clientManager.replicationOperations().drain(managerTable, filesNeedingReplication);
            log.info("Drain completed");
            return true;
        });
        long timeoutSeconds = timeoutFactor * 30L;
        try {
            future.get(timeoutSeconds, TimeUnit.SECONDS);
        } catch (TimeoutException e) {
            future.cancel(true);
            fail("Drain did not finish within " + timeoutSeconds + " seconds");
        }
        log.info("drain completed");
        log.info("");
        log.info("Fetching metadata records:");
        try (var scanner = clientManager.createScanner(MetadataTable.NAME, Authorizations.EMPTY)) {
            for (Entry<Key, Value> kv : scanner) {
                if (ReplicationSection.COLF.equals(kv.getKey().getColumnFamily())) {
                    log.info("{} {}", kv.getKey().toStringNoTruncate(), ProtobufUtil.toString(Status.parseFrom(kv.getValue().get())));
                } else {
                    log.info("{} {}", kv.getKey().toStringNoTruncate(), kv.getValue());
                }
            }
        }
        log.info("");
        log.info("Fetching replication records:");
        try (var scanner = ReplicationTable.getScanner(clientManager)) {
            for (Entry<Key, Value> kv : scanner) {
                log.info("{} {}", kv.getKey().toStringNoTruncate(), ProtobufUtil.toString(Status.parseFrom(kv.getValue().get())));
            }
        }
        try (Scanner manager = clientManager.createScanner(managerTable, Authorizations.EMPTY);
            Scanner peer = clientPeer.createScanner(peerTable, Authorizations.EMPTY)) {
            Iterator<Entry<Key, Value>> managerIter = manager.iterator(), peerIter = peer.iterator();
            Entry<Key, Value> managerEntry = null, peerEntry = null;
            while (managerIter.hasNext() && peerIter.hasNext()) {
                managerEntry = managerIter.next();
                peerEntry = peerIter.next();
                assertEquals(managerEntry.getKey() + " was not equal to " + peerEntry.getKey(), 0, managerEntry.getKey().compareTo(peerEntry.getKey(), PartialKey.ROW_COLFAM_COLQUAL_COLVIS));
                assertEquals(managerEntry.getValue(), peerEntry.getValue());
            }
            log.info("Last manager entry: {}", managerEntry);
            log.info("Last peer entry: {}", peerEntry);
            assertFalse("Had more data to read from the manager", managerIter.hasNext());
            assertFalse("Had more data to read from the peer", peerIter.hasNext());
        }
    } finally {
        peerCluster.stop();
    }
}

Example 4 with ProcessReference

use of org.apache.accumulo.miniclusterImpl.ProcessReference in project accumulo by apache.

the class MultiInstanceReplicationIT method dataWasReplicatedToThePeer.

@Test
public void dataWasReplicatedToThePeer() throws Exception {
    MiniAccumuloConfigImpl peerCfg = new MiniAccumuloConfigImpl(createTestDir(this.getClass().getName() + "_" + this.testName.getMethodName() + "_peer"), ROOT_PASSWORD);
    peerCfg.setNumTservers(1);
    peerCfg.setInstanceName("peer");
    peerCfg.setProperty(Property.REPLICATION_NAME, "peer");
    updatePeerConfigFromPrimary(getCluster().getConfig(), peerCfg);
    MiniAccumuloClusterImpl peerCluster = new MiniAccumuloClusterImpl(peerCfg);
    peerCluster.start();
    try (AccumuloClient clientManager = Accumulo.newClient().from(getClientProperties()).build();
        AccumuloClient clientPeer = peerCluster.createAccumuloClient("root", new PasswordToken(ROOT_PASSWORD))) {
        ReplicationTable.setOnline(clientManager);
        String peerUserName = "peer", peerPassword = "foo";
        String peerClusterName = "peer";
        clientPeer.securityOperations().createLocalUser(peerUserName, new PasswordToken(peerPassword));
        clientManager.instanceOperations().setProperty(Property.REPLICATION_PEER_USER.getKey() + peerClusterName, peerUserName);
        clientManager.instanceOperations().setProperty(Property.REPLICATION_PEER_PASSWORD.getKey() + peerClusterName, peerPassword);
        // ...peer = AccumuloReplicaSystem,instanceName,zookeepers
        clientManager.instanceOperations().setProperty(Property.REPLICATION_PEERS.getKey() + peerClusterName, ReplicaSystemFactory.getPeerConfigurationValue(AccumuloReplicaSystem.class, AccumuloReplicaSystem.buildConfiguration(peerCluster.getInstanceName(), peerCluster.getZooKeepers())));
        final String managerTable = "manager", peerTable = "peer";
        clientPeer.tableOperations().create(peerTable, new NewTableConfiguration());
        String peerTableId = clientPeer.tableOperations().tableIdMap().get(peerTable);
        assertNotNull(peerTableId);
        clientPeer.securityOperations().grantTablePermission(peerUserName, peerTable, TablePermission.WRITE);
        // Replicate this table to the peerClusterName in a table with the peerTableId table id
        Map<String, String> props = new HashMap<>();
        props.put(Property.TABLE_REPLICATION.getKey(), "true");
        props.put(Property.TABLE_REPLICATION_TARGET.getKey() + peerClusterName, peerTableId);
        clientManager.tableOperations().create(managerTable, new NewTableConfiguration().setProperties(props));
        String managerTableId = clientManager.tableOperations().tableIdMap().get(managerTable);
        assertNotNull(managerTableId);
        // Write some data to table1
        try (BatchWriter bw = clientManager.createBatchWriter(managerTable)) {
            for (int rows = 0; rows < 5000; rows++) {
                Mutation m = new Mutation(Integer.toString(rows));
                for (int cols = 0; cols < 100; cols++) {
                    String value = Integer.toString(cols);
                    m.put(value, "", value);
                }
                bw.addMutation(m);
            }
        }
        log.info("Wrote all data to manager cluster");
        final Set<String> filesNeedingReplication = clientManager.replicationOperations().referencedFiles(managerTable);
        log.info("Files to replicate: " + filesNeedingReplication);
        for (ProcessReference proc : cluster.getProcesses().get(ServerType.TABLET_SERVER)) {
            cluster.killProcess(ServerType.TABLET_SERVER, proc);
        }
        cluster.exec(TabletServer.class);
        log.info("TabletServer restarted");
        Iterators.size(ReplicationTable.getScanner(clientManager).iterator());
        log.info("TabletServer is online");
        while (!ReplicationTable.isOnline(clientManager)) {
            log.info("Replication table still offline, waiting");
            Thread.sleep(5000);
        }
        log.info("");
        log.info("Fetching metadata records:");
        try (var scanner = clientManager.createScanner(MetadataTable.NAME, Authorizations.EMPTY)) {
            for (Entry<Key, Value> kv : scanner) {
                if (ReplicationSection.COLF.equals(kv.getKey().getColumnFamily())) {
                    log.info("{} {}", kv.getKey().toStringNoTruncate(), ProtobufUtil.toString(Status.parseFrom(kv.getValue().get())));
                } else {
                    log.info("{} {}", kv.getKey().toStringNoTruncate(), kv.getValue());
                }
            }
        }
        log.info("");
        log.info("Fetching replication records:");
        try (var scanner = ReplicationTable.getScanner(clientManager)) {
            for (Entry<Key, Value> kv : scanner) {
                log.info("{} {}", kv.getKey().toStringNoTruncate(), ProtobufUtil.toString(Status.parseFrom(kv.getValue().get())));
            }
        }
        Future<Boolean> future = executor.submit(() -> {
            long then = System.currentTimeMillis();
            clientManager.replicationOperations().drain(managerTable, filesNeedingReplication);
            long now = System.currentTimeMillis();
            log.info("Drain completed in " + (now - then) + "ms");
            return true;
        });
        try {
            future.get(60, TimeUnit.SECONDS);
        } catch (TimeoutException e) {
            future.cancel(true);
            fail("Drain did not finish within 60 seconds");
        } finally {
            executor.shutdownNow();
        }
        log.info("drain completed");
        log.info("");
        log.info("Fetching metadata records:");
        try (var scanner = clientManager.createScanner(MetadataTable.NAME, Authorizations.EMPTY)) {
            for (Entry<Key, Value> kv : scanner) {
                if (ReplicationSection.COLF.equals(kv.getKey().getColumnFamily())) {
                    log.info("{} {}", kv.getKey().toStringNoTruncate(), ProtobufUtil.toString(Status.parseFrom(kv.getValue().get())));
                } else {
                    log.info("{} {}", kv.getKey().toStringNoTruncate(), kv.getValue());
                }
            }
        }
        log.info("");
        log.info("Fetching replication records:");
        try (var scanner = ReplicationTable.getScanner(clientManager)) {
            for (Entry<Key, Value> kv : scanner) {
                log.info("{} {}", kv.getKey().toStringNoTruncate(), ProtobufUtil.toString(Status.parseFrom(kv.getValue().get())));
            }
        }
        try (Scanner manager = clientManager.createScanner(managerTable, Authorizations.EMPTY);
            Scanner peer = clientPeer.createScanner(peerTable, Authorizations.EMPTY)) {
            Iterator<Entry<Key, Value>> managerIter = manager.iterator(), peerIter = peer.iterator();
            Entry<Key, Value> managerEntry = null, peerEntry = null;
            while (managerIter.hasNext() && peerIter.hasNext()) {
                managerEntry = managerIter.next();
                peerEntry = peerIter.next();
                assertEquals(managerEntry.getKey() + " was not equal to " + peerEntry.getKey(), 0, managerEntry.getKey().compareTo(peerEntry.getKey(), PartialKey.ROW_COLFAM_COLQUAL_COLVIS));
                assertEquals(managerEntry.getValue(), peerEntry.getValue());
            }
            log.info("Last manager entry: {}", managerEntry);
            log.info("Last peer entry: {}", peerEntry);
            assertFalse("Had more data to read from the manager", managerIter.hasNext());
            assertFalse("Had more data to read from the peer", peerIter.hasNext());
        }
    } finally {
        peerCluster.stop();
    }
}

Example 5 with ProcessReference

use of org.apache.accumulo.miniclusterImpl.ProcessReference in project accumulo by apache.

the class MultiInstanceReplicationIT method dataReplicatedToCorrectTableWithoutDrain.

@Test
public void dataReplicatedToCorrectTableWithoutDrain() throws Exception {
    MiniAccumuloConfigImpl peerCfg = new MiniAccumuloConfigImpl(createTestDir(this.getClass().getName() + "_" + this.testName.getMethodName() + "_peer"), ROOT_PASSWORD);
    peerCfg.setNumTservers(1);
    peerCfg.setInstanceName("peer");
    peerCfg.setProperty(Property.REPLICATION_NAME, "peer");
    updatePeerConfigFromPrimary(getCluster().getConfig(), peerCfg);
    MiniAccumuloClusterImpl peer1Cluster = new MiniAccumuloClusterImpl(peerCfg);
    peer1Cluster.start();
    try (AccumuloClient clientManager = Accumulo.newClient().from(getClientProperties()).build();
        AccumuloClient clientPeer = peer1Cluster.createAccumuloClient("root", new PasswordToken(ROOT_PASSWORD))) {
        String peerClusterName = "peer";
        String peerUserName = "repl";
        String peerPassword = "passwd";
        // Create a user on the peer for replication to use
        clientPeer.securityOperations().createLocalUser(peerUserName, new PasswordToken(peerPassword));
        // Configure the credentials we should use to authenticate ourselves to the peer for
        // replication
        clientManager.instanceOperations().setProperty(Property.REPLICATION_PEER_USER.getKey() + peerClusterName, peerUserName);
        clientManager.instanceOperations().setProperty(Property.REPLICATION_PEER_PASSWORD.getKey() + peerClusterName, peerPassword);
        // ...peer = AccumuloReplicaSystem,instanceName,zookeepers
        clientManager.instanceOperations().setProperty(Property.REPLICATION_PEERS.getKey() + peerClusterName, ReplicaSystemFactory.getPeerConfigurationValue(AccumuloReplicaSystem.class, AccumuloReplicaSystem.buildConfiguration(peer1Cluster.getInstanceName(), peer1Cluster.getZooKeepers())));
        String managerTable1 = "manager1", peerTable1 = "peer1", managerTable2 = "manager2", peerTable2 = "peer2";
        // Create tables
        clientPeer.tableOperations().create(peerTable1, new NewTableConfiguration());
        String peerTableId1 = clientPeer.tableOperations().tableIdMap().get(peerTable1);
        assertNotNull(peerTableId1);
        clientPeer.tableOperations().create(peerTable2, new NewTableConfiguration());
        String peerTableId2 = clientPeer.tableOperations().tableIdMap().get(peerTable2);
        assertNotNull(peerTableId2);
        Map<String, String> props1 = new HashMap<>();
        props1.put(Property.TABLE_REPLICATION.getKey(), "true");
        props1.put(Property.TABLE_REPLICATION_TARGET.getKey() + peerClusterName, peerTableId2);
        clientManager.tableOperations().create(managerTable1, new NewTableConfiguration().setProperties(props1));
        String managerTableId1 = clientManager.tableOperations().tableIdMap().get(managerTable1);
        assertNotNull(managerTableId1);
        Map<String, String> props2 = new HashMap<>();
        props2.put(Property.TABLE_REPLICATION.getKey(), "true");
        props2.put(Property.TABLE_REPLICATION_TARGET.getKey() + peerClusterName, peerTableId2);
        clientManager.tableOperations().create(managerTable2, new NewTableConfiguration().setProperties(props2));
        String managerTableId2 = clientManager.tableOperations().tableIdMap().get(managerTable2);
        assertNotNull(managerTableId2);
        // Give our replication user the ability to write to the tables
        clientPeer.securityOperations().grantTablePermission(peerUserName, peerTable1, TablePermission.WRITE);
        clientPeer.securityOperations().grantTablePermission(peerUserName, peerTable2, TablePermission.WRITE);
        // Replicate this table to the peerClusterName in a table with the peerTableId table id
        clientManager.tableOperations().setProperty(managerTable1, Property.TABLE_REPLICATION_TARGET.getKey() + peerClusterName, peerTableId1);
        clientManager.tableOperations().setProperty(managerTable2, Property.TABLE_REPLICATION_TARGET.getKey() + peerClusterName, peerTableId2);
        // Write some data to table1
        try (BatchWriter bw = clientManager.createBatchWriter(managerTable1)) {
            for (int rows = 0; rows < 2500; rows++) {
                Mutation m = new Mutation(managerTable1 + rows);
                for (int cols = 0; cols < 100; cols++) {
                    String value = Integer.toString(cols);
                    m.put(value, "", value);
                }
                bw.addMutation(m);
            }
        }
        // Write some data to table2
        try (BatchWriter bw = clientManager.createBatchWriter(managerTable2)) {
            for (int rows = 0; rows < 2500; rows++) {
                Mutation m = new Mutation(managerTable2 + rows);
                for (int cols = 0; cols < 100; cols++) {
                    String value = Integer.toString(cols);
                    m.put(value, "", value);
                }
                bw.addMutation(m);
            }
        }
        log.info("Wrote all data to manager cluster");
        for (ProcessReference proc : cluster.getProcesses().get(ServerType.TABLET_SERVER)) {
            cluster.killProcess(ServerType.TABLET_SERVER, proc);
        }
        cluster.exec(TabletServer.class);
        while (!ReplicationTable.isOnline(clientManager)) {
            log.info("Replication table still offline, waiting");
            Thread.sleep(5000);
        }
        // Wait until we fully replicated something
        boolean fullyReplicated = false;
        for (int i = 0; i < 10 && !fullyReplicated; i++) {
            sleepUninterruptibly(2, TimeUnit.SECONDS);
            try (Scanner s = ReplicationTable.getScanner(clientManager)) {
                WorkSection.limit(s);
                for (Entry<Key, Value> entry : s) {
                    Status status = Status.parseFrom(entry.getValue().get());
                    if (StatusUtil.isFullyReplicated(status)) {
                        fullyReplicated |= true;
                    }
                }
            }
        }
        assertNotEquals(0, fullyReplicated);
        // We have to wait for the manager to assign the replication work, a local tserver to process
        // it, and then the remote tserver to replay it
        // Be cautious in how quickly we assert that the data is present on the peer
        long countTable = 0L;
        for (int i = 0; i < 10; i++) {
            for (Entry<Key, Value> entry : clientPeer.createScanner(peerTable1, Authorizations.EMPTY)) {
                countTable++;
                assertTrue("Found unexpected key-value" + entry.getKey().toStringNoTruncate() + " " + entry.getValue(), entry.getKey().getRow().toString().startsWith(managerTable1));
            }
            log.info("Found {} records in {}", countTable, peerTable1);
            if (countTable == 0L) {
                Thread.sleep(5000);
            } else {
                break;
            }
        }
        assertTrue("Found no records in " + peerTable1 + " in the peer cluster", countTable > 0);
        // Be cautious in how quickly we assert that the data is present on the peer
        for (int i = 0; i < 10; i++) {
            countTable = 0L;
            for (Entry<Key, Value> entry : clientPeer.createScanner(peerTable2, Authorizations.EMPTY)) {
                countTable++;
                assertTrue("Found unexpected key-value" + entry.getKey().toStringNoTruncate() + " " + entry.getValue(), entry.getKey().getRow().toString().startsWith(managerTable2));
            }
            log.info("Found {} records in {}", countTable, peerTable2);
            if (countTable == 0L) {
                Thread.sleep(5000);
            } else {
                break;
            }
        }
        assertTrue("Found no records in " + peerTable2 + " in the peer cluster", countTable > 0);
    } finally {
        peer1Cluster.stop();
    }
}