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Posted to commits@geode.apache.org by nn...@apache.org on 2021/04/02 06:26:50 UTC
[geode] branch support/1.13 updated: GEODE-9051: Added a feature to
measure the Tenured heap consumption (#6176) (#6252)
This is an automated email from the ASF dual-hosted git repository.
nnag pushed a commit to branch support/1.13
in repository https://gitbox.apache.org/repos/asf/geode.git
The following commit(s) were added to refs/heads/support/1.13 by this push:
new 32779a0 GEODE-9051: Added a feature to measure the Tenured heap consumption (#6176) (#6252)
32779a0 is described below
commit 32779a05a30fa91a2dad38245298ceed0e0bab23
Author: Nabarun Nag <na...@users.noreply.github.com>
AuthorDate: Thu Apr 1 23:26:09 2021 -0700
GEODE-9051: Added a feature to measure the Tenured heap consumption (#6176) (#6252)
This feature prints out the tenured heap in the logs after the garbage collection. It works with JDK 1.8 build 212 and above.
Co-authored-by: geetrawat <gr...@pivotal.io>
(cherry picked from commit d79a3c78eab96a9e760db07fa42580e61586b9c5)
---
.../internal/cache/control/HeapMemoryMonitor.java | 7 +-
.../cache/control/InternalResourceManager.java | 5 +-
.../control/TenuredHeapConsumptionMonitor.java | 70 +++++++++++++++
.../cache/control/HeapMemoryMonitorTest.java | 2 +-
.../control/TenuredHeapConsumptionMonitorTest.java | 99 ++++++++++++++++++++++
5 files changed, 179 insertions(+), 4 deletions(-)
diff --git a/geode-core/src/main/java/org/apache/geode/internal/cache/control/HeapMemoryMonitor.java b/geode-core/src/main/java/org/apache/geode/internal/cache/control/HeapMemoryMonitor.java
index 2b3ef17..438facf 100644
--- a/geode-core/src/main/java/org/apache/geode/internal/cache/control/HeapMemoryMonitor.java
+++ b/geode-core/src/main/java/org/apache/geode/internal/cache/control/HeapMemoryMonitor.java
@@ -142,6 +142,7 @@ public class HeapMemoryMonitor implements NotificationListener, MemoryMonitor {
private final ResourceAdvisor resourceAdvisor;
private final InternalCache cache;
private final ResourceManagerStats stats;
+ private final TenuredHeapConsumptionMonitor tenuredHeapConsumptionMonitor;
@MutableForTesting
private static boolean testDisableMemoryUpdates = false;
@@ -153,6 +154,7 @@ public class HeapMemoryMonitor implements NotificationListener, MemoryMonitor {
* names.
*
* Package private for testing.
+ * checkTenuredHeapConsumption
*
* @param memoryPoolMXBean The memory pool MXBean to check.
* @return True if the pool name matches a known tenured pool name, false otherwise.
@@ -177,11 +179,13 @@ public class HeapMemoryMonitor implements NotificationListener, MemoryMonitor {
}
HeapMemoryMonitor(final InternalResourceManager resourceManager, final InternalCache cache,
- final ResourceManagerStats stats) {
+ final ResourceManagerStats stats,
+ TenuredHeapConsumptionMonitor tenuredHeapConsumptionMonitor) {
this.resourceManager = resourceManager;
this.resourceAdvisor = (ResourceAdvisor) cache.getDistributionAdvisor();
this.cache = cache;
this.stats = stats;
+ this.tenuredHeapConsumptionMonitor = tenuredHeapConsumptionMonitor;
}
/**
@@ -669,6 +673,7 @@ public class HeapMemoryMonitor implements NotificationListener, MemoryMonitor {
// Not using the information given by the notification in favor
// of constructing fresh information ourselves.
if (!testDisableMemoryUpdates) {
+ tenuredHeapConsumptionMonitor.checkTenuredHeapConsumption(notification);
updateStateAndSendEvent();
}
}
diff --git a/geode-core/src/main/java/org/apache/geode/internal/cache/control/InternalResourceManager.java b/geode-core/src/main/java/org/apache/geode/internal/cache/control/InternalResourceManager.java
index 7991479..8d32077 100755
--- a/geode-core/src/main/java/org/apache/geode/internal/cache/control/InternalResourceManager.java
+++ b/geode-core/src/main/java/org/apache/geode/internal/cache/control/InternalResourceManager.java
@@ -149,8 +149,9 @@ public class InternalResourceManager implements ResourceManager {
0, this.stats.getResourceEventQueueStatHelper());
// Create the monitors
- Map<ResourceType, ResourceMonitor> tempMonitors = new HashMap<ResourceType, ResourceMonitor>();
- tempMonitors.put(ResourceType.HEAP_MEMORY, new HeapMemoryMonitor(this, cache, this.stats));
+ Map<ResourceType, ResourceMonitor> tempMonitors = new HashMap<>();
+ tempMonitors.put(ResourceType.HEAP_MEMORY,
+ new HeapMemoryMonitor(this, cache, stats, new TenuredHeapConsumptionMonitor()));
tempMonitors.put(ResourceType.OFFHEAP_MEMORY,
new OffHeapMemoryMonitor(this, cache, cache.getOffHeapStore(), this.stats));
this.resourceMonitors = Collections.unmodifiableMap(tempMonitors);
diff --git a/geode-core/src/main/java/org/apache/geode/internal/cache/control/TenuredHeapConsumptionMonitor.java b/geode-core/src/main/java/org/apache/geode/internal/cache/control/TenuredHeapConsumptionMonitor.java
new file mode 100644
index 0000000..07e2504
--- /dev/null
+++ b/geode-core/src/main/java/org/apache/geode/internal/cache/control/TenuredHeapConsumptionMonitor.java
@@ -0,0 +1,70 @@
+/*
+ * 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.geode.internal.cache.control;
+
+import java.lang.management.MemoryNotificationInfo;
+import java.lang.management.MemoryUsage;
+import java.util.function.BiConsumer;
+import java.util.function.Function;
+
+import javax.management.Notification;
+import javax.management.openmbean.CompositeData;
+
+import org.apache.logging.log4j.Logger;
+
+import org.apache.geode.annotations.VisibleForTesting;
+import org.apache.geode.logging.internal.log4j.api.LogService;
+
+
+class TenuredHeapConsumptionMonitor {
+
+ private static final Logger logger = LogService.getLogger();
+ private final BiConsumer<String, Throwable> infoLogger;
+ private final Function<CompositeData, MemoryNotificationInfo> memoryNotificationInfoFactory;
+
+ TenuredHeapConsumptionMonitor() {
+ this(logger::info, MemoryNotificationInfo::from);
+ }
+
+ @VisibleForTesting
+ TenuredHeapConsumptionMonitor(BiConsumer<String, Throwable> infoLogger,
+ Function<CompositeData, MemoryNotificationInfo> memoryNotificationInfoFactory) {
+ this.infoLogger = infoLogger;
+ this.memoryNotificationInfoFactory = memoryNotificationInfoFactory;
+ }
+
+ void checkTenuredHeapConsumption(Notification notification) {
+ try {
+ String type = notification.getType();
+ if (type.equals(MemoryNotificationInfo.MEMORY_THRESHOLD_EXCEEDED) ||
+ type.equals(MemoryNotificationInfo.MEMORY_COLLECTION_THRESHOLD_EXCEEDED)) {
+ // retrieve the memory notification information
+ CompositeData compositeData = (CompositeData) notification.getUserData();
+ MemoryNotificationInfo info = memoryNotificationInfoFactory.apply(compositeData);
+ MemoryUsage usage = info.getUsage();
+ long usedBytes = usage.getUsed();
+ infoLogger.accept(
+ "A tenured heap garbage collection has occurred. New tenured heap consumption: "
+ +
+ usedBytes,
+ null);
+ }
+ } catch (Exception e) {
+ infoLogger.accept(
+ "An Exception occurred while attempting to log tenured heap consumption", e);
+ }
+ }
+}
diff --git a/geode-core/src/test/java/org/apache/geode/internal/cache/control/HeapMemoryMonitorTest.java b/geode-core/src/test/java/org/apache/geode/internal/cache/control/HeapMemoryMonitorTest.java
index 9dd8ab5..aa921ea 100644
--- a/geode-core/src/test/java/org/apache/geode/internal/cache/control/HeapMemoryMonitorTest.java
+++ b/geode-core/src/test/java/org/apache/geode/internal/cache/control/HeapMemoryMonitorTest.java
@@ -68,7 +68,7 @@ public class HeapMemoryMonitorTest {
when(internalCache.getMyId()).thenReturn(myself);
heapMonitor = new HeapMemoryMonitor(mock(InternalResourceManager.class), internalCache,
- mock(ResourceManagerStats.class));
+ mock(ResourceManagerStats.class), mock(TenuredHeapConsumptionMonitor.class));
previousMemoryStateChangeTolerance = heapMonitor.getMemoryStateChangeTolerance();
heapMonitor.setMemoryStateChangeTolerance(memoryStateChangeTolerance);
memberSet = new HashSet<>();
diff --git a/geode-core/src/test/java/org/apache/geode/internal/cache/control/TenuredHeapConsumptionMonitorTest.java b/geode-core/src/test/java/org/apache/geode/internal/cache/control/TenuredHeapConsumptionMonitorTest.java
new file mode 100644
index 0000000..4c1ed1d
--- /dev/null
+++ b/geode-core/src/test/java/org/apache/geode/internal/cache/control/TenuredHeapConsumptionMonitorTest.java
@@ -0,0 +1,99 @@
+/*
+ * 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.geode.internal.cache.control;
+
+import static java.lang.management.MemoryNotificationInfo.MEMORY_COLLECTION_THRESHOLD_EXCEEDED;
+import static java.lang.management.MemoryNotificationInfo.MEMORY_THRESHOLD_EXCEEDED;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.ArgumentMatchers.isNull;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import java.lang.management.MemoryNotificationInfo;
+import java.lang.management.MemoryUsage;
+import java.util.function.BiConsumer;
+import java.util.function.Function;
+
+import javax.management.Notification;
+import javax.management.openmbean.CompositeData;
+
+import org.junit.Before;
+import org.junit.Test;
+
+public class TenuredHeapConsumptionMonitorTest {
+
+ private BiConsumer<String, Throwable> infoLogger;
+ private Function<CompositeData, MemoryNotificationInfo> memoryNotificationInfoFactory;
+ private Notification notification;
+ private final long used = 50;
+ private TenuredHeapConsumptionMonitor monitor;
+
+ @Before
+ public void setUp() {
+ notification = mock(Notification.class);
+ MemoryUsage usage = mock(MemoryUsage.class);
+ MemoryNotificationInfo memoryNotificationInfo = mock(MemoryNotificationInfo.class);
+ when(memoryNotificationInfo.getUsage()).thenReturn(usage);
+ when(usage.getUsed()).thenReturn(used);
+ memoryNotificationInfoFactory = mock(Function.class);
+ when(memoryNotificationInfoFactory.apply(any())).thenReturn(memoryNotificationInfo);
+ infoLogger = mock(BiConsumer.class);
+ monitor = new TenuredHeapConsumptionMonitor(infoLogger, memoryNotificationInfoFactory);
+
+ }
+
+ @Test
+ public void assertIfTenuredGCLogMessageIsPrintedAfterGCAndWhenMemoryThresholdExceeds() {
+ when(notification.getType()).thenReturn(MEMORY_THRESHOLD_EXCEEDED);
+ monitor.checkTenuredHeapConsumption(notification);
+ verify(infoLogger).accept(
+ eq("A tenured heap garbage collection has occurred. New tenured heap consumption: "
+ + used),
+ isNull());
+ }
+
+ @Test
+ public void assertIfTenuredGCLogMessageIsPrintedAfterGCAndWhenMemoryCollectionThresholdExceeds() {
+ when(notification.getType()).thenReturn(MEMORY_COLLECTION_THRESHOLD_EXCEEDED);
+ monitor.checkTenuredHeapConsumption(notification);
+ verify(infoLogger).accept(
+ eq("A tenured heap garbage collection has occurred. New tenured heap consumption: "
+ + used),
+ isNull());
+
+
+ }
+
+ @Test
+ public void assertThatNothingIsLoggedWhenNotificationTypeIsNotMemoryThresholdExceededOrMemoryCollectionThresholdExceeded() {
+ when(notification.getType()).thenReturn("FAKE_TYPE");
+ monitor.checkTenuredHeapConsumption(notification);
+ verify(infoLogger, never()).accept(anyString(), any());
+ }
+
+ @Test
+ public void exceptionMessageIsLoggedWhenExceptionIsThrownInCheckTenuredHeapConsumption() {
+ IllegalArgumentException ex = new IllegalArgumentException("test message");
+ when(memoryNotificationInfoFactory.apply(any())).thenThrow(ex);
+ when(notification.getType()).thenReturn(MEMORY_COLLECTION_THRESHOLD_EXCEEDED);
+ monitor.checkTenuredHeapConsumption(notification);
+ verify(infoLogger)
+ .accept("An Exception occurred while attempting to log tenured heap consumption", ex);
+ }
+}