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GG-19486 Fixed IgniteOutOfMemoryException when IgniteCache#clear() is…
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144
...java/org/apache/ignite/internal/processors/cache/CacheIgniteOutOfMemoryExceptionTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,144 @@ | ||
| /* | ||
| * Copyright 2019 GridGain Systems, Inc. and Contributors. | ||
| * | ||
| * Licensed under the GridGain Community Edition License (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * https://www.gridgain.com/products/software/community-edition/gridgain-community-edition-license | ||
| * | ||
| * 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 java.util.concurrent.atomic.AtomicBoolean; | ||
| import org.apache.ignite.Ignite; | ||
| import org.apache.ignite.IgniteCache; | ||
| import org.apache.ignite.cache.CacheAtomicityMode; | ||
| import org.apache.ignite.configuration.CacheConfiguration; | ||
| import org.apache.ignite.configuration.DataRegionConfiguration; | ||
| import org.apache.ignite.configuration.DataStorageConfiguration; | ||
| import org.apache.ignite.configuration.IgniteConfiguration; | ||
| import org.apache.ignite.failure.AbstractFailureHandler; | ||
| import org.apache.ignite.failure.FailureContext; | ||
| import org.apache.ignite.internal.mem.IgniteOutOfMemoryException; | ||
| import org.apache.ignite.internal.util.typedef.X; | ||
| import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; | ||
| import org.junit.Test; | ||
|
|
||
| import static org.apache.ignite.cache.CacheAtomicityMode.ATOMIC; | ||
| import static org.apache.ignite.cache.CacheAtomicityMode.TRANSACTIONAL; | ||
| import static org.apache.ignite.configuration.DataPageEvictionMode.DISABLED; | ||
|
|
||
| /** | ||
| * Tests behavior of IgniteCache when {@link IgniteOutOfMemoryException} is thrown. | ||
| */ | ||
| public class CacheIgniteOutOfMemoryExceptionTest extends GridCommonAbstractTest { | ||
| /** */ | ||
| private static final long DATA_REGION_SIZE = 20L * 1024 * 1024; | ||
|
|
||
| /** */ | ||
| private static final int ATTEMPTS_NUM = 3; | ||
|
|
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| /** Node failure occurs. */ | ||
| private static final AtomicBoolean failure = new AtomicBoolean(false); | ||
|
|
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| /** {@inheritDoc} */ | ||
| @Override protected IgniteConfiguration getConfiguration(String gridName) throws Exception { | ||
| IgniteConfiguration cfg = super.getConfiguration(gridName); | ||
|
|
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| cfg.setDataStorageConfiguration(new DataStorageConfiguration() | ||
| .setDefaultDataRegionConfiguration( | ||
| new DataRegionConfiguration() | ||
| .setMaxSize(DATA_REGION_SIZE) | ||
| .setPageEvictionMode(DISABLED) | ||
| .setPersistenceEnabled(false))); | ||
|
|
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| cfg.setFailureHandler(new AbstractFailureHandler() { | ||
| /** {@inheritDoc} */ | ||
| @Override protected boolean handle(Ignite ignite, FailureContext failureCtx) { | ||
| failure.set(true); | ||
|
|
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| // Do not invalidate a node context. | ||
| return false; | ||
| } | ||
| }); | ||
|
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| cfg.setCacheConfiguration( | ||
| new CacheConfiguration(ATOMIC.name()).setAtomicityMode(ATOMIC), | ||
| new CacheConfiguration(TRANSACTIONAL.name()).setAtomicityMode(TRANSACTIONAL)); | ||
|
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| return cfg; | ||
| } | ||
|
|
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| /** {@inheritDoc} */ | ||
| @Override protected void beforeTestsStarted() throws Exception { | ||
| startGrid(0); | ||
| } | ||
|
|
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| /** {@inheritDoc} */ | ||
| @Override protected void afterTestsStopped() throws Exception { | ||
| stopAllGrids(); | ||
| } | ||
|
|
||
| /** | ||
| * @throws Exception If failed. | ||
| */ | ||
| @Test | ||
| public void testLoadAndClearAtomicCache() throws Exception { | ||
| loadAndClearCache(ATOMIC, ATTEMPTS_NUM); | ||
| } | ||
|
|
||
| /** | ||
| * @throws Exception If failed. | ||
| */ | ||
| @Test | ||
| public void testLoadAndClearTransactionalCache() throws Exception { | ||
| loadAndClearCache(TRANSACTIONAL, ATTEMPTS_NUM); | ||
| } | ||
|
|
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| /** | ||
| * Creates a new cache with the given atomicity node and tries to load & clear it in a loop. | ||
| * It is assumed that {@link IgniteOutOfMemoryException} is thrown during loading the cache, | ||
| * however {@link IgniteCache#clear()} should return the cache to the operable state. | ||
| * | ||
| * @param mode Cache atomicity mode. | ||
| * @param attempts Number of attempts to load and clear the cache. | ||
| */ | ||
| private void loadAndClearCache(CacheAtomicityMode mode, int attempts) { | ||
| IgniteCache<Object, Object> cache = grid(0).cache(mode.name()); | ||
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| for (int i = 0; i < attempts; ++i) { | ||
| try { | ||
| for (int key = 0; key < 500_000; ++key) | ||
| cache.put(key, "abc"); | ||
|
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| fail("OutOfMemoryException hasn't been thrown"); | ||
| } | ||
| catch (Exception e) { | ||
| assertTrue( | ||
| "Exception has been thrown, but the exception type is unexpected [exc=" + e + ']', | ||
| X.hasCause(e, IgniteOutOfMemoryException.class)); | ||
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| assertTrue("Failure handler should be called due to IOOM.", failure.get()); | ||
| } | ||
|
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| // Let's check that the cache can be cleared without any errors. | ||
| failure.set(false); | ||
|
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| try { | ||
| cache.clear(); | ||
| } | ||
| catch (Exception e) { | ||
| fail("Clearing the cache should not trigger any exception [exc=" + e +']'); | ||
| } | ||
|
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| assertFalse("Failure handler should not be called during clearing the cache.", failure.get()); | ||
| } | ||
| } | ||
| } |
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