nizhikov commented on a change in pull request #8928: URL: https://github.com/apache/ignite/pull/8928#discussion_r612154513
########## File path: modules/core/src/test/java/org/apache/ignite/internal/processors/performancestatistics/CheckpointTest.java ########## @@ -0,0 +1,273 @@ +/* + * 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.performancestatistics; + +import java.io.IOException; +import java.nio.ByteBuffer; +import java.nio.file.OpenOption; +import java.util.UUID; +import java.util.concurrent.ThreadLocalRandom; +import java.util.concurrent.atomic.AtomicBoolean; +import java.util.concurrent.atomic.AtomicInteger; +import java.util.concurrent.locks.LockSupport; +import org.apache.ignite.IgniteCache; +import org.apache.ignite.cluster.ClusterState; +import org.apache.ignite.configuration.DataRegionConfiguration; +import org.apache.ignite.configuration.DataStorageConfiguration; +import org.apache.ignite.configuration.IgniteConfiguration; +import org.apache.ignite.internal.IgniteEx; +import org.apache.ignite.internal.IgniteInternalFuture; +import org.apache.ignite.internal.processors.cache.persistence.file.FileIO; +import org.apache.ignite.internal.processors.cache.persistence.file.FileIODecorator; +import org.apache.ignite.internal.processors.cache.persistence.file.FileIOFactory; +import org.apache.ignite.internal.processors.cache.persistence.file.RandomAccessFileIOFactory; +import org.apache.ignite.internal.processors.metric.MetricRegistry; +import org.apache.ignite.internal.processors.metric.impl.AtomicLongMetric; +import org.apache.ignite.internal.util.typedef.internal.U; +import org.apache.ignite.testframework.GridTestUtils; +import org.apache.ignite.testframework.junits.WithSystemProperty; +import org.junit.Test; + +import static org.apache.ignite.IgniteSystemProperties.IGNITE_OVERRIDE_WRITE_THROTTLING_ENABLED; +import static org.apache.ignite.internal.processors.cache.persistence.DataStorageMetricsImpl.DATASTORAGE_METRIC_PREFIX; +import static org.apache.ignite.testframework.GridTestUtils.waitForCondition; + +/** + * Tests checkpoint performance statistics. + */ +public class CheckpointTest extends AbstractPerformanceStatisticsTest { + /** Slow checkpoint enabled. */ + private static final AtomicBoolean slowCheckpointEnabled = new AtomicBoolean(false); + + /** {@inheritDoc} */ + @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception { + IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName); + + cfg.setCacheConfiguration(defaultCacheConfiguration()); + cfg.setDataStorageConfiguration(new DataStorageConfiguration() + .setMetricsEnabled(true) + .setDefaultDataRegionConfiguration(new DataRegionConfiguration() + .setMaxSize(10 * 1024 * 1024) + .setCheckpointPageBufferSize(1024 * 1024) + .setMetricsEnabled(true) + .setPersistenceEnabled(true)) + .setWriteThrottlingEnabled(true) + .setFileIOFactory(new SlowCheckpointFileIOFactory()) + .setCheckpointThreads(1)); + + return cfg; + } + + /** {@inheritDoc} */ + @Override protected void beforeTestsStarted() throws Exception { + super.beforeTestsStarted(); + + cleanPersistenceDir(); + } + + /** {@inheritDoc} */ + @Override protected void afterTest() throws Exception { + super.afterTest(); + + slowCheckpointEnabled.set(false); + + stopAllGrids(); + + cleanPersistenceDir(); + } + + /** @throws Exception If failed. */ + @Test + public void testCheckpoint() throws Exception { + IgniteEx srv = startGrid(); + + srv.cluster().state(ClusterState.ACTIVE); + + MetricRegistry mreg = srv.context().metric().registry(DATASTORAGE_METRIC_PREFIX); + + AtomicLongMetric lastBeforeLockDuration = mreg.findMetric("LastCheckpointBeforeLockDuration"); + AtomicLongMetric lastLockWaitDuration = mreg.findMetric("LastCheckpointLockWaitDuration"); + AtomicLongMetric lastListenersExecDuration = mreg.findMetric("LastCheckpointListenersExecuteDuration"); + AtomicLongMetric lastMarcDuration = mreg.findMetric("LastCheckpointMarkDuration"); + AtomicLongMetric lastLockHoldDuration = mreg.findMetric("LastCheckpointLockHoldDuration"); + AtomicLongMetric lastPagesWriteDuration = mreg.findMetric("LastCheckpointPagesWriteDuration"); + AtomicLongMetric lastFsyncDuration = mreg.findMetric("LastCheckpointFsyncDuration"); + AtomicLongMetric lastWalRecordFsyncDuration = mreg.findMetric("LastCheckpointWalRecordFsyncDuration"); + AtomicLongMetric lastWriteEntryDuration = mreg.findMetric("LastCheckpointWriteEntryDuration"); + AtomicLongMetric lastSplitAndSortPagesDuration = + mreg.findMetric("LastCheckpointSplitAndSortPagesDuration"); + AtomicLongMetric lastDuration = mreg.findMetric("LastCheckpointDuration"); + AtomicLongMetric lastStart = mreg.findMetric("LastCheckpointStart"); + AtomicLongMetric lastTotalPages = mreg.findMetric("LastCheckpointTotalPagesNumber"); + AtomicLongMetric lastDataPages = mreg.findMetric("LastCheckpointDataPagesNumber"); + AtomicLongMetric lastCOWPages = mreg.findMetric("LastCheckpointCopiedOnWritePagesNumber"); + + // wait for checkpoint to finish on node start + assertTrue(waitForCondition(() -> 0 < lastStart.value(), TIMEOUT)); + + startCollectStatisticsWithImmediatelyFlush(); + + forceCheckpoint(); + + assertTrue(waitForCondition(() -> { + try { + AtomicInteger cnt = new AtomicInteger(); + + readFiles(statisticsFiles(), new TestHandler() { + @Override public void checkpoint(UUID nodeId, long beforeLockDuration, long lockWaitDuration, + long listenersExecDuration, long markDuration, long lockHoldDuration, long pagesWriteDuration, + long fsyncDuration, long walCpRecordFsyncDuration, long writeCpEntryDuration, + long splitAndSortCpPagesDuration, long totalDuration, long cpStartTime, int pagesSize, + int dataPagesWritten, int cowPagesWritten) { + assertEquals(srv.localNode().id(), nodeId); + assertEquals(lastBeforeLockDuration.value(), beforeLockDuration); + assertEquals(lastLockWaitDuration.value(), lockWaitDuration); + assertEquals(lastListenersExecDuration.value(), listenersExecDuration); + assertEquals(lastMarcDuration.value(), markDuration); + assertEquals(lastLockHoldDuration.value(), lockHoldDuration); + assertEquals(lastPagesWriteDuration.value(), pagesWriteDuration); + assertEquals(lastFsyncDuration.value(), fsyncDuration); + assertEquals(lastWalRecordFsyncDuration.value(), walCpRecordFsyncDuration); + assertEquals(lastWriteEntryDuration.value(), writeCpEntryDuration); + assertEquals(lastSplitAndSortPagesDuration.value(), splitAndSortCpPagesDuration); + assertEquals(lastDuration.value(), totalDuration); + assertEquals(lastStart.value(), cpStartTime); + assertEquals(lastTotalPages.value(), pagesSize); + assertEquals(lastDataPages.value(), dataPagesWritten); + assertEquals(lastCOWPages.value(), cowPagesWritten); + + cnt.incrementAndGet(); + } + }); + + return cnt.get() == 1; + } + catch (Exception e) { + throw new RuntimeException(e); + } + }, TIMEOUT)); + } + + /** @throws Exception if failed. */ + @Test + public void testThrottleSpeedBased() throws Exception { + checkThrottling(); + } + + /** @throws Exception if failed. */ + @Test + @WithSystemProperty(key = IGNITE_OVERRIDE_WRITE_THROTTLING_ENABLED, value = "TARGET_RATIO_BASED") + public void testThrottleTargetRatioBased() throws Exception { + checkThrottling(); + } + + /** @throws Exception if failed. */ + public void checkThrottling() throws Exception { + IgniteEx srv = startGrid(); + + srv.cluster().state(ClusterState.ACTIVE); + + IgniteCache<Long, Long> cache = srv.getOrCreateCache(DEFAULT_CACHE_NAME); + + long start = U.currentTimeMillis(); + + startCollectStatisticsWithImmediatelyFlush(); + + int keysCnt = 1024; + + AtomicBoolean stop = new AtomicBoolean(); + + slowCheckpointEnabled.set(true); + + IgniteInternalFuture<?> fut = GridTestUtils.runAsync(() -> { + while (!stop.get()) + cache.put(ThreadLocalRandom.current().nextLong(keysCnt), ThreadLocalRandom.current().nextLong()); + }); + + assertTrue(waitForCondition(() -> { + try { + AtomicInteger cnt = new AtomicInteger(); + + readFiles(statisticsFiles(), new TestHandler() { + @Override public void pagesWriteThrottle(UUID nodeId, long endTime, long duration) { + assertEquals(srv.localNode().id(), nodeId); + + assertTrue(start <= endTime); + assertTrue(duration >= 0); + + cnt.incrementAndGet(); + } + }); + + return cnt.get() > 0; + } + catch (Exception e) { + throw new RuntimeException(e); + } + }, TIMEOUT)); + + stop.set(true); + + fut.get(TIMEOUT); + } + + /** + * Create File I/O that emulates poor checkpoint write speed. + */ + private static class SlowCheckpointFileIOFactory implements FileIOFactory { + /** Serial version uid. */ + private static final long serialVersionUID = 0L; + + /** Default checkpoint park nanos. */ + private static final int CHECKPOINT_PARK_NANOS = 5_000_000; Review comment: This should be long. -- This is an automated message from the Apache Git Service. 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