Add Memory Threshold

iotdb-core/datanode/src/main/java/org/apache/iotdb/db/service/metrics/DataNodeMetricsHelper.java

@@ -39,7 +39,7 @@
 import org.apache.iotdb.db.queryengine.metric.QueryRelatedResourceMetricSet;
 import org.apache.iotdb.db.queryengine.metric.QueryResourceMetricSet;
 import org.apache.iotdb.db.queryengine.metric.SeriesScanCostMetricSet;
-import org.apache.iotdb.db.service.metrics.memory.ThresholdMemoryMetrics;
+import org.apache.iotdb.db.service.metrics.memory.GlobalMemoryMetrics;
 import org.apache.iotdb.db.storageengine.load.metrics.ActiveLoadingFilesNumberMetricsSet;
 import org.apache.iotdb.db.storageengine.load.metrics.ActiveLoadingFilesSizeMetricsSet;
 import org.apache.iotdb.db.storageengine.load.metrics.LoadTsFileCostMetricsSet;
@@ -105,7 +105,7 @@ public static void bind() {
     metricService.addMetricSet(ActiveLoadingFilesSizeMetricsSet.getInstance());
 
     // bind memory related metrics
-    metricService.addMetricSet(ThresholdMemoryMetrics.getInstance());
+    metricService.addMetricSet(GlobalMemoryMetrics.getInstance());
   }
 
   private static void initSystemMetrics(MetricService metricService) {

iotdb-core/datanode/src/main/java/org/apache/iotdb/db/service/metrics/memory/ConsensusMemoryMetrics.java

@@ -0,0 +1,73 @@
+/*
+ * 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.iotdb.db.service.metrics.memory;
+
+import org.apache.iotdb.commons.service.metric.enums.Metric;
+import org.apache.iotdb.commons.service.metric.enums.Tag;
+import org.apache.iotdb.db.conf.IoTDBConfig;
+import org.apache.iotdb.db.conf.IoTDBDescriptor;
+import org.apache.iotdb.metrics.AbstractMetricService;
+import org.apache.iotdb.metrics.metricsets.IMetricSet;
+import org.apache.iotdb.metrics.utils.MetricLevel;
+import org.apache.iotdb.metrics.utils.MetricType;
+
+public class ConsensusMemoryMetrics implements IMetricSet {
+  private static final IoTDBConfig config = IoTDBDescriptor.getInstance().getConfig();
+  private static final String CONSENSUS = "Consensus";
+
+  @Override
+  public void bindTo(AbstractMetricService metricService) {
+    metricService
+        .getOrCreateGauge(
+            Metric.MEMORY_THRESHOLD_SIZE.toString(),
+            MetricLevel.NORMAL,
+            Tag.NAME.toString(),
+            CONSENSUS,
+            Tag.TYPE.toString(),
+            GlobalMemoryMetrics.ON_HEAP,
+            Tag.LEVEL.toString(),
+            GlobalMemoryMetrics.LEVELS[1])
+        .set(config.getAllocateMemoryForConsensus());
+  }
+
+  @Override
+  public void unbindFrom(AbstractMetricService metricService) {
+    metricService.remove(
+        MetricType.GAUGE,
+        Metric.MEMORY_THRESHOLD_SIZE.toString(),
+        Tag.NAME.toString(),
+        CONSENSUS,
+        Tag.TYPE.toString(),
+        GlobalMemoryMetrics.ON_HEAP,
+        Tag.LEVEL.toString(),
+        GlobalMemoryMetrics.LEVELS[1]);
+  }
+
+  public static ConsensusMemoryMetrics getInstance() {
+    return ConsensusMemoryMetricsHolder.INSTANCE;
+  }
+
+  private static class ConsensusMemoryMetricsHolder {
+
+    private static final ConsensusMemoryMetrics INSTANCE = new ConsensusMemoryMetrics();
+
+    private ConsensusMemoryMetricsHolder() {}
+  }
+}

iotdb-core/datanode/src/main/java/org/apache/iotdb/db/service/metrics/memory/GlobalMemoryMetrics.java

@@ -0,0 +1,132 @@
+/*
+ * 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.iotdb.db.service.metrics.memory;
+
+import org.apache.iotdb.commons.service.metric.enums.Metric;
+import org.apache.iotdb.commons.service.metric.enums.Tag;
+import org.apache.iotdb.db.conf.IoTDBConfig;
+import org.apache.iotdb.db.conf.IoTDBDescriptor;
+import org.apache.iotdb.db.storageengine.rescon.memory.SystemInfo;
+import org.apache.iotdb.metrics.AbstractMetricService;
+import org.apache.iotdb.metrics.metricsets.IMetricSet;
+import org.apache.iotdb.metrics.utils.MetricLevel;
+import org.apache.iotdb.metrics.utils.MetricType;
+
+import java.util.Arrays;
+import java.util.Collections;
+
+public class GlobalMemoryMetrics implements IMetricSet {
+  private static final IoTDBConfig config = IoTDBDescriptor.getInstance().getConfig();
+  private static final SystemInfo systemInfo = SystemInfo.getInstance();
+
+  private static final String TOTAL = "Total";
+  public static final String ON_HEAP = "OnHeap";
+  public static final String OFF_HEAP = "OffHeap";
+  public static final String[] LEVELS = {"0", "1", "2", "3", "4"};
+
+  private static final String DIRECT_BUFFER = "DirectBuffer";
+
+  @Override
+  public void bindTo(AbstractMetricService metricService) {
+    metricService
+        .getOrCreateGauge(
+            Metric.MEMORY_THRESHOLD_SIZE.toString(),
+            MetricLevel.NORMAL,
+            Tag.NAME.toString(),
+            TOTAL,
+            Tag.TYPE.toString(),
+            ON_HEAP,
+            Tag.LEVEL.toString(),
+            LEVELS[0])
+        .set(Runtime.getRuntime().maxMemory());
+    metricService
+        .getOrCreateGauge(
+            Metric.MEMORY_THRESHOLD_SIZE.toString(),
+            MetricLevel.NORMAL,
+            Tag.NAME.toString(),
+            TOTAL,
+            Tag.TYPE.toString(),
+            OFF_HEAP,
+            Tag.LEVEL.toString(),
+            LEVELS[0])
+        .set(config.getMaxOffHeapMemoryBytes());
+    StorageEngineMemoryMetrics.getInstance().bindTo(metricService);
+    QueryEngineMemoryMetrics.getInstance().bindTo(metricService);
+    SchemaEngineMemoryMetrics.getInstance().bindTo(metricService);
+    ConsensusMemoryMetrics.getInstance().bindTo(metricService);
+    StreamEngineMemoryMetrics.getInstance().bindTo(metricService);
+    metricService
+        .getOrCreateGauge(
+            Metric.MEMORY_THRESHOLD_SIZE.toString(),
+            MetricLevel.NORMAL,
+            Tag.NAME.toString(),
+            DIRECT_BUFFER,
+            Tag.TYPE.toString(),
+            OFF_HEAP,
+            Tag.LEVEL.toString(),
+            LEVELS[1])
+        .set(systemInfo.getTotalDirectBufferMemorySizeLimit());
+  }
+
+  @Override
+  public void unbindFrom(AbstractMetricService metricService) {
+    Arrays.asList(ON_HEAP, OFF_HEAP)
+        .forEach(
+            type -> {
+              metricService.remove(
+                  MetricType.GAUGE,
+                  Metric.MEMORY_THRESHOLD_SIZE.toString(),
+                  Tag.NAME.toString(),
+                  TOTAL,
+                  Tag.TYPE.toString(),
+                  type,
+                  Tag.LEVEL.toString(),
+                  LEVELS[0]);
+            });
+    StorageEngineMemoryMetrics.getInstance().unbindFrom(metricService);
+    QueryEngineMemoryMetrics.getInstance().unbindFrom(metricService);
+    SchemaEngineMemoryMetrics.getInstance().unbindFrom(metricService);
+    ConsensusMemoryMetrics.getInstance().unbindFrom(metricService);
+    StreamEngineMemoryMetrics.getInstance().unbindFrom(metricService);
+    Collections.singletonList(DIRECT_BUFFER)
+        .forEach(
+            name ->
+                metricService.remove(
+                    MetricType.GAUGE,
+                    Metric.MEMORY_THRESHOLD_SIZE.toString(),
+                    Tag.NAME.toString(),
+                    name,
+                    Tag.TYPE.toString(),
+                    OFF_HEAP,
+                    Tag.LEVEL.toString(),
+                    LEVELS[1]));
+  }
+
+  public static GlobalMemoryMetrics getInstance() {
+    return GlobalMemoryMetricsHolder.INSTANCE;
+  }
+
+  private static class GlobalMemoryMetricsHolder {
+
+    private static final GlobalMemoryMetrics INSTANCE = new GlobalMemoryMetrics();
+
+    private GlobalMemoryMetricsHolder() {}
+  }
+}