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Posted to commits@ignite.apache.org by sb...@apache.org on 2015/05/14 13:58:49 UTC

[1/5] incubator-ignite git commit: # IGNITE-709 Bug fix: partition exchange timeout occurs many times if no caches are configured.

Repository: incubator-ignite
Updated Branches:
  refs/heads/ignite-709_3 63261f586 -> 7ed0ddf29


# IGNITE-709 Bug fix: partition exchange timeout occurs many times if no caches are configured.


Project: http://git-wip-us.apache.org/repos/asf/incubator-ignite/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-ignite/commit/816da0a8
Tree: http://git-wip-us.apache.org/repos/asf/incubator-ignite/tree/816da0a8
Diff: http://git-wip-us.apache.org/repos/asf/incubator-ignite/diff/816da0a8

Branch: refs/heads/ignite-709_3
Commit: 816da0a8d9fcbe3b4b9d06fa5a53e1de1698ee09
Parents: 4ba5671
Author: sevdokimov <se...@gridgain.com>
Authored: Thu May 14 13:18:34 2015 +0300
Committer: sevdokimov <se...@gridgain.com>
Committed: Thu May 14 13:18:34 2015 +0300

----------------------------------------------------------------------
 .../distributed/dht/preloader/GridDhtPartitionsExchangeFuture.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/816da0a8/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionsExchangeFuture.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionsExchangeFuture.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionsExchangeFuture.java
index 45d332c..4b8db00 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionsExchangeFuture.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionsExchangeFuture.java
@@ -1252,7 +1252,7 @@ public class GridDhtPartitionsExchangeFuture extends GridFutureAdapter<AffinityT
                 cctx.kernalContext().timeout().removeTimeoutObject(old);
 
             GridTimeoutObject timeoutObj = new GridTimeoutObjectAdapter(
-                cctx.gridConfig().getNetworkTimeout() * cctx.gridConfig().getCacheConfiguration().length) {
+                cctx.gridConfig().getNetworkTimeout() * Math.max(1, cctx.gridConfig().getCacheConfiguration().length)) {
                 @Override public void onTimeout() {
                     if (isDone())
                         return;


[2/5] incubator-ignite git commit: # IGNITE-709 Move spiState to TcpDiscoverySpi.

Posted by sb...@apache.org.
# IGNITE-709 Move spiState to TcpDiscoverySpi.


Project: http://git-wip-us.apache.org/repos/asf/incubator-ignite/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-ignite/commit/cb762a48
Tree: http://git-wip-us.apache.org/repos/asf/incubator-ignite/tree/cb762a48
Diff: http://git-wip-us.apache.org/repos/asf/incubator-ignite/diff/cb762a48

Branch: refs/heads/ignite-709_3
Commit: cb762a4875a6ae1b6eb358f718ac2a160fc7f186
Parents: 816da0a
Author: sevdokimov <se...@gridgain.com>
Authored: Thu May 14 13:31:31 2015 +0300
Committer: sevdokimov <se...@gridgain.com>
Committed: Thu May 14 13:31:31 2015 +0300

----------------------------------------------------------------------
 .../org/apache/ignite/spi/discovery/tcp/TcpDiscoverySpi.java    | 3 +++
 .../apache/ignite/spi/discovery/tcp/TcpDiscoverySpiAdapter.java | 5 -----
 2 files changed, 3 insertions(+), 5 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/cb762a48/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/TcpDiscoverySpi.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/TcpDiscoverySpi.java b/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/TcpDiscoverySpi.java
index 10c8e9e..3f178b1 100644
--- a/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/TcpDiscoverySpi.java
+++ b/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/TcpDiscoverySpi.java
@@ -272,6 +272,9 @@ public class TcpDiscoverySpi extends TcpDiscoverySpiAdapter implements TcpDiscov
     /** Mutex. */
     private final Object mux = new Object();
 
+    /** Discovery state. */
+    protected TcpDiscoverySpiState spiState = DISCONNECTED;
+
     /** Map with proceeding ping requests. */
     private final ConcurrentMap<InetSocketAddress, IgniteInternalFuture<IgniteBiTuple<UUID, Boolean>>> pingMap =
         new ConcurrentHashMap8<>();

http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/cb762a48/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/TcpDiscoverySpiAdapter.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/TcpDiscoverySpiAdapter.java b/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/TcpDiscoverySpiAdapter.java
index ac925d2..181065d 100644
--- a/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/TcpDiscoverySpiAdapter.java
+++ b/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/TcpDiscoverySpiAdapter.java
@@ -42,8 +42,6 @@ import java.util.*;
 import java.util.concurrent.*;
 import java.util.concurrent.atomic.*;
 
-import static org.apache.ignite.spi.discovery.tcp.internal.TcpDiscoverySpiState.*;
-
 /**
  * Base class for TCP discovery SPIs.
  */
@@ -136,9 +134,6 @@ abstract class TcpDiscoverySpiAdapter extends IgniteSpiAdapter implements Discov
     /** Socket timeout worker. */
     protected SocketTimeoutWorker sockTimeoutWorker;
 
-    /** Discovery state. */
-    protected TcpDiscoverySpiState spiState = DISCONNECTED;
-
     /** Start time of the very first grid node. */
     protected volatile long gridStartTime;
 


[3/5] incubator-ignite git commit: # ignite-709_3 do not create system caches on client nodes

Posted by sb...@apache.org.
# ignite-709_3 do not create system caches on client nodes


Project: http://git-wip-us.apache.org/repos/asf/incubator-ignite/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-ignite/commit/22ec4aae
Tree: http://git-wip-us.apache.org/repos/asf/incubator-ignite/tree/22ec4aae
Diff: http://git-wip-us.apache.org/repos/asf/incubator-ignite/diff/22ec4aae

Branch: refs/heads/ignite-709_3
Commit: 22ec4aae19ee53fb05c14187d0fd62e66490bffa
Parents: 63261f5
Author: sboikov <sb...@gridgain.com>
Authored: Thu May 14 14:32:52 2015 +0300
Committer: sboikov <sb...@gridgain.com>
Committed: Thu May 14 14:32:52 2015 +0300

----------------------------------------------------------------------
 .../processors/cache/GridCacheProcessor.java    | 18 +++-
 .../cache/IgniteSystemCacheOnClientTest.java    | 97 ++++++++++++++++++++
 .../testsuites/IgniteCacheTestSuite4.java       |  1 +
 3 files changed, 115 insertions(+), 1 deletion(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/22ec4aae/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/GridCacheProcessor.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/GridCacheProcessor.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/GridCacheProcessor.java
index 86d80c1..e63dd8b 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/GridCacheProcessor.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/GridCacheProcessor.java
@@ -736,7 +736,13 @@ public class GridCacheProcessor extends GridProcessorAdapter {
         if (marshallerCache() == null) {
             assert ctx.config().isClientMode() : "Marshaller cache is missed on server node.";
 
-            IgniteInternalFuture<?> fut = startCacheAsync(CU.MARSH_CACHE_NAME, true);
+            DynamicCacheDescriptor desc = registeredCaches.get(CU.MARSH_CACHE_NAME);
+
+            assert desc != null && desc.cacheConfiguration() != null && desc.cacheType().equals(CacheType.MARSHALLER);
+
+            // On client node user near-only marshaller cache.
+            IgniteInternalFuture<?> fut = dynamicStartCache(desc.cacheConfiguration(),
+                CU.MARSH_CACHE_NAME, new NearCacheConfiguration(), desc.cacheType(), false);
 
             assert fut != null;
 
@@ -2542,6 +2548,16 @@ public class GridCacheProcessor extends GridProcessorAdapter {
     }
 
     /**
+     * @return Utility cache start future.
+     */
+    public IgniteInternalFuture<?> utilityCacheAsync() {
+        if (internalCache(CU.UTILITY_CACHE_NAME) != null)
+            return new GridFinishedFuture<>();
+
+        return startCacheAsync(CU.UTILITY_CACHE_NAME, true);
+    }
+
+    /**
      * @param name Cache name.
      * @param <K> type of keys.
      * @param <V> type of values.

http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/22ec4aae/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/IgniteSystemCacheOnClientTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/IgniteSystemCacheOnClientTest.java b/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/IgniteSystemCacheOnClientTest.java
new file mode 100644
index 0000000..52ef7e2
--- /dev/null
+++ b/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/IgniteSystemCacheOnClientTest.java
@@ -0,0 +1,97 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.ignite.internal.processors.cache;
+
+import org.apache.ignite.cluster.*;
+import org.apache.ignite.configuration.*;
+import org.apache.ignite.internal.*;
+import org.apache.ignite.internal.util.lang.*;
+import org.apache.ignite.internal.util.typedef.internal.*;
+import org.apache.ignite.spi.discovery.tcp.*;
+import org.apache.ignite.spi.discovery.tcp.ipfinder.*;
+import org.apache.ignite.spi.discovery.tcp.ipfinder.vm.*;
+import org.apache.ignite.testframework.*;
+import org.apache.ignite.testframework.junits.common.*;
+
+import java.util.*;
+
+/**
+ *
+ */
+public class IgniteSystemCacheOnClientTest extends GridCommonAbstractTest {
+    /** */
+    private static TcpDiscoveryIpFinder ipFinder = new TcpDiscoveryVmIpFinder(true);
+
+    /** {@inheritDoc} */
+    @Override protected IgniteConfiguration getConfiguration(String gridName) throws Exception {
+        IgniteConfiguration cfg = super.getConfiguration(gridName);
+
+        ((TcpDiscoverySpi)cfg.getDiscoverySpi()).setIpFinder(ipFinder);
+
+        if (gridName.equals(getTestGridName(1)))
+            cfg.setClientMode(true);
+
+        return cfg;
+    }
+
+    /** {@inheritDoc} */
+    @Override protected void afterTestsStopped() throws Exception {
+        super.afterTestsStopped();
+
+        stopAllGrids();
+    }
+
+    /**
+     * @throws Exception If failed.
+     */
+    public void testSystemCacheOnClientNode() throws Exception {
+        startGrids(2);
+
+        final IgniteKernal ignite = (IgniteKernal)ignite(1);
+
+        assertTrue(ignite.configuration().isClientMode());
+
+        GridTestUtils.waitForCondition(new GridAbsPredicate() {
+            @Override public boolean apply() {
+                return ignite.internalCache(CU.MARSH_CACHE_NAME) != null;
+            }
+        }, 5000);
+
+        GridCacheAdapter marshCache = ignite.internalCache(CU.MARSH_CACHE_NAME);
+
+        assertNotNull(marshCache);
+
+        assertTrue("Marshaller cache on client should have near cache", marshCache.context().isNear());
+
+        marshCache = ((IgniteKernal)ignite(0)).internalCache(CU.MARSH_CACHE_NAME);
+
+        assertFalse(marshCache.context().isNear());
+
+        Collection<ClusterNode> affNodes = marshCache.affinity().mapKeyToPrimaryAndBackups(1);
+
+        assertEquals(1, affNodes.size());
+        assertTrue(affNodes.contains(ignite(0).cluster().localNode()));
+
+        GridCacheAdapter utilityCache = ((IgniteKernal)ignite(0)).internalCache(CU.UTILITY_CACHE_NAME);
+
+        affNodes = utilityCache.affinity().mapKeyToPrimaryAndBackups(1);
+
+        assertEquals(1, affNodes.size());
+        assertTrue(affNodes.contains(ignite(0).cluster().localNode()));
+    }
+}

http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/22ec4aae/modules/core/src/test/java/org/apache/ignite/testsuites/IgniteCacheTestSuite4.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/testsuites/IgniteCacheTestSuite4.java b/modules/core/src/test/java/org/apache/ignite/testsuites/IgniteCacheTestSuite4.java
index f7272d4..39f331c 100644
--- a/modules/core/src/test/java/org/apache/ignite/testsuites/IgniteCacheTestSuite4.java
+++ b/modules/core/src/test/java/org/apache/ignite/testsuites/IgniteCacheTestSuite4.java
@@ -125,6 +125,7 @@ public class IgniteCacheTestSuite4 extends TestSuite {
         suite.addTestSuite(IgniteExchangeFutureHistoryTest.class);
 
         suite.addTestSuite(CacheNoValueClassOnServerNodeTest.class);
+        suite.addTestSuite(IgniteSystemCacheOnClientTest.class);
 
         return suite;
     }


[4/5] incubator-ignite git commit: Merge remote-tracking branch 'remotes/origin/ignite-709_2' into ignite-709_3

Posted by sb...@apache.org.
Merge remote-tracking branch 'remotes/origin/ignite-709_2' into ignite-709_3


Project: http://git-wip-us.apache.org/repos/asf/incubator-ignite/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-ignite/commit/1ede1d0a
Tree: http://git-wip-us.apache.org/repos/asf/incubator-ignite/tree/1ede1d0a
Diff: http://git-wip-us.apache.org/repos/asf/incubator-ignite/diff/1ede1d0a

Branch: refs/heads/ignite-709_3
Commit: 1ede1d0ad9dfb707d3986d34aa4e2b188ece7129
Parents: 22ec4aa cb762a4
Author: sboikov <sb...@gridgain.com>
Authored: Thu May 14 14:42:57 2015 +0300
Committer: sboikov <sb...@gridgain.com>
Committed: Thu May 14 14:42:57 2015 +0300

----------------------------------------------------------------------
 .../dht/preloader/GridDhtPartitionsExchangeFuture.java          | 2 +-
 .../org/apache/ignite/spi/discovery/tcp/TcpDiscoverySpi.java    | 3 +++
 .../apache/ignite/spi/discovery/tcp/TcpDiscoverySpiAdapter.java | 5 -----
 3 files changed, 4 insertions(+), 6 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/1ede1d0a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionsExchangeFuture.java
----------------------------------------------------------------------


[5/5] incubator-ignite git commit: # ignite-709_3 do not create system caches on client nodes

Posted by sb...@apache.org.
# ignite-709_3 do not create system caches on client nodes


Project: http://git-wip-us.apache.org/repos/asf/incubator-ignite/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-ignite/commit/7ed0ddf2
Tree: http://git-wip-us.apache.org/repos/asf/incubator-ignite/tree/7ed0ddf2
Diff: http://git-wip-us.apache.org/repos/asf/incubator-ignite/diff/7ed0ddf2

Branch: refs/heads/ignite-709_3
Commit: 7ed0ddf29fc9baae66ca2fb9e3be960e0b7e295b
Parents: 1ede1d0
Author: sboikov <sb...@gridgain.com>
Authored: Thu May 14 14:58:39 2015 +0300
Committer: sboikov <sb...@gridgain.com>
Committed: Thu May 14 14:58:39 2015 +0300

----------------------------------------------------------------------
 .../processors/cache/GridCacheProcessor.java    | 21 ++++-----
 .../datastructures/DataStructuresProcessor.java | 10 ++++-
 .../IgniteClientDataStructuresAbstractTest.java | 47 ++++++++++++++++++++
 3 files changed, 67 insertions(+), 11 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/7ed0ddf2/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/GridCacheProcessor.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/GridCacheProcessor.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/GridCacheProcessor.java
index e63dd8b..8771515 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/GridCacheProcessor.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/GridCacheProcessor.java
@@ -736,13 +736,8 @@ public class GridCacheProcessor extends GridProcessorAdapter {
         if (marshallerCache() == null) {
             assert ctx.config().isClientMode() : "Marshaller cache is missed on server node.";
 
-            DynamicCacheDescriptor desc = registeredCaches.get(CU.MARSH_CACHE_NAME);
-
-            assert desc != null && desc.cacheConfiguration() != null && desc.cacheType().equals(CacheType.MARSHALLER);
-
-            // On client node user near-only marshaller cache.
-            IgniteInternalFuture<?> fut = dynamicStartCache(desc.cacheConfiguration(),
-                CU.MARSH_CACHE_NAME, new NearCacheConfiguration(), desc.cacheType(), false);
+            // On client node use near-only marshaller cache.
+            IgniteInternalFuture<?> fut = startCacheAsync(CU.MARSH_CACHE_NAME, new NearCacheConfiguration(), false);
 
             assert fut != null;
 
@@ -2554,7 +2549,7 @@ public class GridCacheProcessor extends GridProcessorAdapter {
         if (internalCache(CU.UTILITY_CACHE_NAME) != null)
             return new GridFinishedFuture<>();
 
-        return startCacheAsync(CU.UTILITY_CACHE_NAME, true);
+        return startCacheAsync(CU.UTILITY_CACHE_NAME, null, true);
     }
 
     /**
@@ -2634,7 +2629,7 @@ public class GridCacheProcessor extends GridProcessorAdapter {
      * @throws IgniteCheckedException If failed.
      */
     private IgniteCache startJCache(String cacheName, boolean failIfNotStarted) throws IgniteCheckedException {
-        IgniteInternalFuture<?> fut = startCacheAsync(cacheName, failIfNotStarted);
+        IgniteInternalFuture<?> fut = startCacheAsync(cacheName, null, failIfNotStarted);
 
         if (fut != null) {
             fut.get();
@@ -2654,11 +2649,15 @@ public class GridCacheProcessor extends GridProcessorAdapter {
 
     /**
      * @param cacheName Cache name.
+     * @param nearCfg Near cache configuration.
      * @param failIfNotStarted If {@code true} throws {@link IllegalArgumentException} if cache is not started,
      *        otherwise returns {@code null} in this case.
      * @return Future.
      */
-    @Nullable private IgniteInternalFuture<?> startCacheAsync(String cacheName, boolean failIfNotStarted) {
+    @Nullable public IgniteInternalFuture<?> startCacheAsync(String cacheName,
+        @Nullable NearCacheConfiguration nearCfg,
+        boolean failIfNotStarted)
+    {
         String masked = maskNull(cacheName);
 
         DynamicCacheDescriptor desc = registeredCaches.get(masked);
@@ -2686,6 +2685,8 @@ public class GridCacheProcessor extends GridProcessorAdapter {
 
         req.clientStartOnly(true);
 
+        req.nearCacheConfiguration(nearCfg);
+
         return F.first(initiateCacheChanges(F.asList(req)));
     }
 

http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/7ed0ddf2/modules/core/src/main/java/org/apache/ignite/internal/processors/datastructures/DataStructuresProcessor.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/datastructures/DataStructuresProcessor.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/datastructures/DataStructuresProcessor.java
index b8d5bef..0a90e32 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/datastructures/DataStructuresProcessor.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/datastructures/DataStructuresProcessor.java
@@ -123,7 +123,15 @@ public final class DataStructuresProcessor extends GridProcessorAdapter {
         assert utilityCache != null;
 
         if (atomicCfg != null) {
-            IgniteInternalCache atomicsCache = ctx.cache().getOrStartCache(CU.ATOMICS_CACHE_NAME);
+            IgniteInternalCache atomicsCache = ctx.cache().internalCache(CU.ATOMICS_CACHE_NAME);
+
+            if (atomicsCache == null) {
+                assert ctx.config().isClientMode() : "Atomics cache is missed on server node.";
+
+                ctx.cache().startCacheAsync(CU.ATOMICS_CACHE_NAME, new NearCacheConfiguration(), true).get();
+
+                atomicsCache = ctx.cache().internalCache(CU.ATOMICS_CACHE_NAME);
+            }
 
             assert atomicsCache != null;
 

http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/7ed0ddf2/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/datastructures/IgniteClientDataStructuresAbstractTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/datastructures/IgniteClientDataStructuresAbstractTest.java b/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/datastructures/IgniteClientDataStructuresAbstractTest.java
index 175c1e6..db16062 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/datastructures/IgniteClientDataStructuresAbstractTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/datastructures/IgniteClientDataStructuresAbstractTest.java
@@ -19,13 +19,17 @@ package org.apache.ignite.internal.processors.cache.datastructures;
 
 import org.apache.ignite.*;
 import org.apache.ignite.configuration.*;
+import org.apache.ignite.internal.*;
 import org.apache.ignite.internal.util.typedef.*;
+import org.apache.ignite.internal.util.typedef.internal.*;
 import org.apache.ignite.spi.discovery.tcp.*;
 import org.apache.ignite.spi.discovery.tcp.ipfinder.*;
 import org.apache.ignite.spi.discovery.tcp.ipfinder.vm.*;
+import org.apache.ignite.testframework.*;
 import org.apache.ignite.testframework.junits.common.*;
 
 import java.util.*;
+import java.util.concurrent.*;
 
 /**
  *
@@ -183,6 +187,49 @@ public abstract class IgniteClientDataStructuresAbstractTest extends GridCommonA
     }
 
     /**
+     * @throws Exception If failed.
+     */
+    public void testLatch() throws Exception {
+        Ignite clientNode = clientIgnite();
+
+        final Ignite srvNode = serverNode();
+
+        assertNull(clientNode.countDownLatch("latch1", 1, true, false));
+
+        try (IgniteCountDownLatch latch = clientNode.countDownLatch("latch1", 1, true, true)) {
+            assertNotNull(latch);
+
+            assertEquals(1, latch.count());
+
+            IgniteInternalFuture<?> fut = GridTestUtils.runAsync(new Callable<Object>() {
+                @Override public Object call() throws Exception {
+                    U.sleep(1000);
+
+                    IgniteCountDownLatch latch0 = srvNode.countDownLatch("latch1", 1, true, false);
+
+                    assertEquals(1, latch0.count());
+
+                    log.info("Count down latch.");
+
+                    latch0.countDown();
+
+                    assertEquals(0, latch0.count());
+
+                    return null;
+                }
+            });
+
+            log.info("Await latch.");
+
+            assertTrue(latch.await(5000, TimeUnit.MILLISECONDS));
+
+            log.info("Finished wait.");
+
+            fut.get();
+        }
+    }
+
+    /**
      * @return Client node.
      */
     private Ignite clientIgnite() {