Fix subscription cache memory configuration

iotdb-core/datanode/pom.xml

@@ -293,7 +293,7 @@
         <dependency>
             <groupId>org.ow2.asm</groupId>
             <artifactId>asm</artifactId>
-            <scope>test</scope>
+            <scope>runtime</scope>
         </dependency>
     </dependencies>
     <build>

iotdb-core/datanode/src/main/java/org/apache/iotdb/db/subscription/event/cache/SubscriptionPollResponseCache.java

@@ -105,12 +105,14 @@ public static SubscriptionPollResponseCache getInstance() {
   }
 
   private SubscriptionPollResponseCache() {
-    final long initMemorySizeInBytes =
-        PipeDataNodeResourceManager.memory().getTotalNonFloatingMemorySizeInBytes() / 5;
+    final long totalNonFloatingMemorySizeInBytes =
+        PipeDataNodeResourceManager.memory().getTotalNonFloatingMemorySizeInBytes();
+    final float memoryUsagePercentage =
+        SubscriptionConfig.getInstance().getSubscriptionCacheMemoryUsagePercentage();
     final long maxMemorySizeInBytes =
-        (long)
-            (PipeDataNodeResourceManager.memory().getTotalNonFloatingMemorySizeInBytes()
-                * SubscriptionConfig.getInstance().getSubscriptionCacheMemoryUsagePercentage());
+        calculateMaxMemorySizeInBytes(totalNonFloatingMemorySizeInBytes, memoryUsagePercentage);
+    final long initMemorySizeInBytes =
+        calculateInitialMemorySizeInBytes(totalNonFloatingMemorySizeInBytes, memoryUsagePercentage);
 
     // properties required by pipe memory control framework
     final PipeMemoryBlock allocatedMemoryBlock =
@@ -148,4 +150,16 @@ private SubscriptionPollResponseCache() {
                   newMemory);
             });
   }
+
+  static long calculateInitialMemorySizeInBytes(
+      final long totalNonFloatingMemorySizeInBytes, final float memoryUsagePercentage) {
+    return Math.min(
+        totalNonFloatingMemorySizeInBytes / 5,
+        calculateMaxMemorySizeInBytes(totalNonFloatingMemorySizeInBytes, memoryUsagePercentage));
+  }
+
+  static long calculateMaxMemorySizeInBytes(
+      final long totalNonFloatingMemorySizeInBytes, final float memoryUsagePercentage) {
+    return (long) (totalNonFloatingMemorySizeInBytes * memoryUsagePercentage);
+  }
 }

iotdb-core/datanode/src/test/java/org/apache/iotdb/db/subscription/event/cache/SubscriptionPollResponseCacheTest.java

@@ -0,0 +1,60 @@
+/*
+ * 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.subscription.event.cache;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+public class SubscriptionPollResponseCacheTest {
+
+  private static final long TOTAL_NON_FLOATING_MEMORY_SIZE_IN_BYTES = 1_000;
+
+  @Test
+  public void testInitialMemoryDoesNotExceedConfiguredMaximum() {
+    Assert.assertEquals(
+        50,
+        SubscriptionPollResponseCache.calculateInitialMemorySizeInBytes(
+            TOTAL_NON_FLOATING_MEMORY_SIZE_IN_BYTES, 0.05F));
+    Assert.assertEquals(
+        100,
+        SubscriptionPollResponseCache.calculateInitialMemorySizeInBytes(
+            TOTAL_NON_FLOATING_MEMORY_SIZE_IN_BYTES, 0.1F));
+    Assert.assertEquals(
+        200,
+        SubscriptionPollResponseCache.calculateInitialMemorySizeInBytes(
+            TOTAL_NON_FLOATING_MEMORY_SIZE_IN_BYTES, 0.2F));
+    Assert.assertEquals(
+        200,
+        SubscriptionPollResponseCache.calculateInitialMemorySizeInBytes(
+            TOTAL_NON_FLOATING_MEMORY_SIZE_IN_BYTES, 0.5F));
+  }
+
+  @Test
+  public void testMaximumMemoryUsesConfiguredPercentage() {
+    Assert.assertEquals(
+        50,
+        SubscriptionPollResponseCache.calculateMaxMemorySizeInBytes(
+            TOTAL_NON_FLOATING_MEMORY_SIZE_IN_BYTES, 0.05F));
+    Assert.assertEquals(
+        500,
+        SubscriptionPollResponseCache.calculateMaxMemorySizeInBytes(
+            TOTAL_NON_FLOATING_MEMORY_SIZE_IN_BYTES, 0.5F));
+  }
+}

iotdb-core/node-commons/src/main/i18n/en/org/apache/iotdb/commons/i18n/CommonMessages.java

@@ -315,6 +315,9 @@ private CommonMessages() {}
   public static final String
       EXCEPTION_DISK_SPACE_WARNING_THRESHOLD_MUST_BE_IN_0_1_BUT_WAS_7B345766 =
           "disk_space_warning_threshold must be in [0, 1), but was ";
+  public static final String
+      EXCEPTION_SUBSCRIPTION_CACHE_MEMORY_USAGE_PERCENTAGE_MUST_BE_IN_0_1_BUT_WAS_ARG_57FE2C66 =
+          "subscription_cache_memory_usage_percentage must be in [0, 1], but was %s.";
   public static final String EXCEPTION_FILTER_FUNCTION_WPASS_VALIDATION =
       "the value of wpass should be in (0, 1)";
   public static final String EXCEPTION_NO_CALCULATE_COLUMNS = "No columns could be calculated.";

iotdb-core/node-commons/src/main/i18n/zh/org/apache/iotdb/commons/i18n/CommonMessages.java

@@ -216,6 +216,9 @@ private CommonMessages() {}
   public static final String EXCEPTION_THE_ORDER_BY_CLAUSE_OF_THE_DATA_ARGUMENT_MUST_CONTAIN_EXACTLY_THE_TIME_COLUMN_SPECIFIED_BY_THE_TIMECOL_ARGUMENT_4375BAE9 = "DATA 参数的 ORDER BY 子句必须仅包含 TIMECOL 参数指定的时间列。";
   public static final String EXCEPTION_UNSUPPORTED_M4_VALUE_TYPE_AF0EF286 = "不支持的 M4 值类型：";
   public static final String EXCEPTION_DISK_SPACE_WARNING_THRESHOLD_MUST_BE_IN_0_1_BUT_WAS_7B345766 = "disk_space_warning_threshold 必须在 [0, 1) 范围内，但实际为 ";
+  public static final String
+      EXCEPTION_SUBSCRIPTION_CACHE_MEMORY_USAGE_PERCENTAGE_MUST_BE_IN_0_1_BUT_WAS_ARG_57FE2C66 =
+          "subscription_cache_memory_usage_percentage 必须在 [0, 1] 范围内，但实际为 %s。";
   public static final String LOG_TRUSTED_CHANNEL_FUNCTION_FAILED_INITIATOR_ARG_TARGET_ARG_E4C28443 =
       "可信信道功能失效：发起者=%s，目标端=%s";
   public static final String

iotdb-core/node-commons/src/main/java/org/apache/iotdb/commons/conf/CommonDescriptor.java

@@ -344,9 +344,9 @@ public void loadCommonProps(TrimProperties properties) throws IOException {
     loadRetryProperties(properties);
   }
 
-  private void loadSubscriptionProps(TrimProperties properties) {
+  private void loadSubscriptionProps(TrimProperties properties) throws IOException {
     config.setSubscriptionCacheMemoryUsagePercentage(
-        Float.parseFloat(
+        parseSubscriptionCacheMemoryUsagePercentage(
             properties.getProperty(
                 "subscription_cache_memory_usage_percentage",
                 String.valueOf(config.getSubscriptionCacheMemoryUsagePercentage()))));
@@ -563,6 +563,18 @@ private void loadSubscriptionProps(TrimProperties properties) {
                 String.valueOf(config.getSubscriptionConsensusIdleSafeTimeBarrierIntervalMs()))));
   }
 
+  static float parseSubscriptionCacheMemoryUsagePercentage(final String value) throws IOException {
+    final float percentage = Float.parseFloat(value);
+    if (!Float.isFinite(percentage) || percentage < 0 || percentage > 1) {
+      throw new IOException(
+          String.format(
+              CommonMessages
+                  .EXCEPTION_SUBSCRIPTION_CACHE_MEMORY_USAGE_PERCENTAGE_MUST_BE_IN_0_1_BUT_WAS_ARG_57FE2C66,
+              percentage));
+    }
+    return percentage;
+  }
+
   public void loadRetryProperties(TrimProperties properties) throws IOException {
     config.setRemoteWriteMaxRetryDurationInMs(
         Long.parseLong(

iotdb-core/node-commons/src/test/java/org/apache/iotdb/commons/conf/CommonDescriptorSubscriptionCacheMemoryUsagePercentageTest.java

@@ -0,0 +1,47 @@
+/*
+ * 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.commons.conf;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.io.IOException;
+
+public class CommonDescriptorSubscriptionCacheMemoryUsagePercentageTest {
+
+  @Test
+  public void testValidPercentage() throws IOException {
+    for (final String value : new String[] {"0", "0.05", "0.1", "1"}) {
+      Assert.assertEquals(
+          Float.parseFloat(value),
+          CommonDescriptor.parseSubscriptionCacheMemoryUsagePercentage(value),
+          0);
+    }
+  }
+
+  @Test
+  public void testInvalidPercentage() {
+    for (final String value : new String[] {"-0.01", "1.01", "NaN", "Infinity", "-Infinity"}) {
+      Assert.assertThrows(
+          IOException.class,
+          () -> CommonDescriptor.parseSubscriptionCacheMemoryUsagePercentage(value));
+    }
+  }
+}