diff --git a/hudi-flink/src/main/java/org/apache/hudi/configuration/FlinkOptions.java b/hudi-flink/src/main/java/org/apache/hudi/configuration/FlinkOptions.java
index d8b0dc0ce..1be906036 100644
--- a/hudi-flink/src/main/java/org/apache/hudi/configuration/FlinkOptions.java
+++ b/hudi-flink/src/main/java/org/apache/hudi/configuration/FlinkOptions.java
@@ -26,7 +26,6 @@ import org.apache.hudi.common.model.OverwriteWithLatestAvroPayload;
 import org.apache.hudi.config.HoodieIndexConfig;
 import org.apache.hudi.config.HoodieWriteConfig;
 import org.apache.hudi.exception.HoodieException;
-import org.apache.hudi.hadoop.config.HoodieRealtimeConfig;
 import org.apache.hudi.hive.SlashEncodedDayPartitionValueExtractor;
 import org.apache.hudi.index.HoodieIndex;
 import org.apache.hudi.keygen.constant.KeyGeneratorOptions;
@@ -482,12 +481,6 @@ public class FlinkOptions extends HoodieConfig {
   //  Compaction Options
   // ------------------------------------------------------------------------
 
-  public static final ConfigOption<Double> COMPACTION_MEMORY_FRACTION_PROP = ConfigOptions
-      .key(HoodieRealtimeConfig.COMPACTION_MEMORY_FRACTION_PROP)
-      .doubleType()
-      .defaultValue(0.1)
-      .withDescription("Compaction memory fraction of Task Manager managed memory size, default 0.1.");
-
   public static final ConfigOption<Boolean> COMPACTION_SCHEDULE_ENABLED = ConfigOptions
       .key("compaction.schedule.enabled")
       .booleanType()
diff --git a/hudi-flink/src/main/java/org/apache/hudi/sink/compact/FlinkCompactionConfig.java b/hudi-flink/src/main/java/org/apache/hudi/sink/compact/FlinkCompactionConfig.java
index 41d317998..4f3faadb9 100644
--- a/hudi-flink/src/main/java/org/apache/hudi/sink/compact/FlinkCompactionConfig.java
+++ b/hudi-flink/src/main/java/org/apache/hudi/sink/compact/FlinkCompactionConfig.java
@@ -109,10 +109,6 @@ public class FlinkCompactionConfig extends Configuration {
       description = "Min compaction interval of async compaction service, default 10 minutes")
   public Integer minCompactionIntervalSeconds = 600;
 
-  @Parameter(names = {"--compaction-memory-fraction-prop"},
-          description = "Compaction memory fraction of Task Manager managed memory size, default 0.1")
-  public double compactionMemoryFractionProp = 0.1;
-
   /**
    * Transforms a {@code HoodieFlinkCompaction.config} into {@code Configuration}.
    * The latter is more suitable for the table APIs. It reads all the properties
@@ -133,7 +129,6 @@ public class FlinkCompactionConfig extends Configuration {
     conf.setLong(FlinkOptions.COMPACTION_TARGET_IO, config.compactionTargetIo);
     conf.setInteger(FlinkOptions.COMPACTION_TASKS, config.compactionTasks);
     conf.setBoolean(FlinkOptions.CLEAN_ASYNC_ENABLED, config.cleanAsyncEnable);
-    conf.setDouble(FlinkOptions.COMPACTION_MEMORY_FRACTION_PROP, config.compactionMemoryFractionProp);
     // use synchronous compaction always
     conf.setBoolean(FlinkOptions.COMPACTION_ASYNC_ENABLED, false);
     conf.setBoolean(FlinkOptions.COMPACTION_SCHEDULE_ENABLED, config.schedule);
diff --git a/hudi-flink/src/main/java/org/apache/hudi/streamer/FlinkStreamerConfig.java b/hudi-flink/src/main/java/org/apache/hudi/streamer/FlinkStreamerConfig.java
index 0892fc5c4..1d7111f49 100644
--- a/hudi-flink/src/main/java/org/apache/hudi/streamer/FlinkStreamerConfig.java
+++ b/hudi-flink/src/main/java/org/apache/hudi/streamer/FlinkStreamerConfig.java
@@ -250,10 +250,6 @@ public class FlinkStreamerConfig extends Configuration {
   @Parameter(names = {"--compaction-target-io"}, description = "Target IO per compaction (both read and write), default 500 GB")
   public Long compactionTargetIo = 512000L;
 
-  @Parameter(names = {"--compaction-memory-fraction-prop"},
-          description = "Compaction memory fraction of Task Manager managed memory size, default 0.1")
-  public double compactionMemoryFractionProp = 0.1;
-
   @Parameter(names = {"--clean-async-enabled"}, description = "Whether to cleanup the old commits immediately on new commits, enabled by default")
   public Boolean cleanAsyncEnabled = true;
 
@@ -388,7 +384,6 @@ public class FlinkStreamerConfig extends Configuration {
     conf.setInteger(FlinkOptions.COMPACTION_DELTA_SECONDS, config.compactionDeltaSeconds);
     conf.setInteger(FlinkOptions.COMPACTION_MAX_MEMORY, config.compactionMaxMemory);
     conf.setLong(FlinkOptions.COMPACTION_TARGET_IO, config.compactionTargetIo);
-    conf.setDouble(FlinkOptions.COMPACTION_MEMORY_FRACTION_PROP, config.compactionMemoryFractionProp);
     conf.setBoolean(FlinkOptions.CLEAN_ASYNC_ENABLED, config.cleanAsyncEnabled);
     conf.setInteger(FlinkOptions.CLEAN_RETAIN_COMMITS, config.cleanRetainCommits);
     conf.setInteger(FlinkOptions.ARCHIVE_MAX_COMMITS, config.archiveMaxCommits);
diff --git a/hudi-flink/src/main/java/org/apache/hudi/util/StreamerUtil.java b/hudi-flink/src/main/java/org/apache/hudi/util/StreamerUtil.java
index 8861b4388..73009c30f 100644
--- a/hudi-flink/src/main/java/org/apache/hudi/util/StreamerUtil.java
+++ b/hudi-flink/src/main/java/org/apache/hudi/util/StreamerUtil.java
@@ -18,8 +18,6 @@
 
 package org.apache.hudi.util;
 
-import org.apache.flink.configuration.TaskManagerOptions;
-import org.apache.flink.runtime.clusterframework.TaskExecutorProcessUtils;
 import org.apache.hudi.client.FlinkTaskContextSupplier;
 import org.apache.hudi.client.HoodieFlinkWriteClient;
 import org.apache.hudi.client.common.HoodieFlinkEngineContext;
@@ -516,14 +514,6 @@ public class StreamerUtil {
    * Returns the max compaction memory in bytes with given conf.
    */
   public static long getMaxCompactionMemoryInBytes(Configuration conf) {
-    if (conf.contains(FlinkOptions.COMPACTION_MAX_MEMORY)) {
-      return conf.get(FlinkOptions.COMPACTION_MAX_MEMORY) * 1024 * 1024;
-    }
-    return (long)Math
-        .ceil(conf.getDouble(FlinkOptions.COMPACTION_MEMORY_FRACTION_PROP)
-            * TaskExecutorProcessUtils.processSpecFromConfig(
-                TaskExecutorProcessUtils.getConfigurationMapLegacyTaskManagerHeapSizeToConfigOption(
-                    conf, TaskManagerOptions.TOTAL_PROCESS_MEMORY))
-                .getManagedMemorySize().getBytes());
+    return conf.getInteger(FlinkOptions.COMPACTION_MAX_MEMORY) * 1024 * 1024;
   }
 }
diff --git a/hudi-flink/src/test/java/org/apache/hudi/table/TestHoodieTableFactory.java b/hudi-flink/src/test/java/org/apache/hudi/table/TestHoodieTableFactory.java
index b3b76d0d7..a76e00816 100644
--- a/hudi-flink/src/test/java/org/apache/hudi/table/TestHoodieTableFactory.java
+++ b/hudi-flink/src/test/java/org/apache/hudi/table/TestHoodieTableFactory.java
@@ -83,7 +83,6 @@ public class TestHoodieTableFactory {
     this.conf = new Configuration();
     this.conf.setString(FlinkOptions.PATH, tempFile.getAbsolutePath());
     this.conf.setString(FlinkOptions.TABLE_NAME, "t1");
-    this.conf.set(FlinkOptions.COMPACTION_MAX_MEMORY, 1024);
     StreamerUtil.initTableIfNotExists(this.conf);
   }
 
diff --git a/hudi-flink/src/test/java/org/apache/hudi/table/TestHoodieTableSource.java b/hudi-flink/src/test/java/org/apache/hudi/table/TestHoodieTableSource.java
index c41040a56..8ee18a960 100644
--- a/hudi-flink/src/test/java/org/apache/hudi/table/TestHoodieTableSource.java
+++ b/hudi-flink/src/test/java/org/apache/hudi/table/TestHoodieTableSource.java
@@ -64,7 +64,6 @@ public class TestHoodieTableSource {
   void beforeEach() throws Exception {
     final String path = tempFile.getAbsolutePath();
     conf = TestConfigurations.getDefaultConf(path);
-    conf.set(FlinkOptions.COMPACTION_MAX_MEMORY, 1024);
     TestData.writeData(TestData.DATA_SET_INSERT, conf);
   }
 
@@ -123,7 +122,6 @@ public class TestHoodieTableSource {
     final String path = tempFile.getAbsolutePath();
     conf = TestConfigurations.getDefaultConf(path);
     conf.setBoolean(FlinkOptions.READ_AS_STREAMING, true);
-    conf.set(FlinkOptions.COMPACTION_MAX_MEMORY, 1024);
 
     HoodieTableSource tableSource = new HoodieTableSource(
         TestConfigurations.TABLE_SCHEMA,
diff --git a/hudi-flink/src/test/java/org/apache/hudi/table/format/TestInputFormat.java b/hudi-flink/src/test/java/org/apache/hudi/table/format/TestInputFormat.java
index 1e6029a2d..6fbbab81f 100644
--- a/hudi-flink/src/test/java/org/apache/hudi/table/format/TestInputFormat.java
+++ b/hudi-flink/src/test/java/org/apache/hudi/table/format/TestInputFormat.java
@@ -73,7 +73,6 @@ public class TestInputFormat {
     conf = TestConfigurations.getDefaultConf(tempFile.getAbsolutePath());
     conf.setString(FlinkOptions.TABLE_TYPE, tableType.name());
     conf.setBoolean(FlinkOptions.COMPACTION_ASYNC_ENABLED, false); // close the async compaction
-    conf.set(FlinkOptions.COMPACTION_MAX_MEMORY, 1024);
     options.forEach((key, value) -> conf.setString(key, value));
 
     StreamerUtil.initTableIfNotExists(conf);