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marklau99 pushed a commit to branch IOTDB-5671
in repository https://gitbox.apache.org/repos/asf/iotdb.git

commit 39e1e79b2bcd22a5e12a432a25a0168aad97b8dc
Author: Liu Xuxin <[email protected]>
AuthorDate: Thu Mar 16 13:30:52 2023 +0800

    fix leak of fd
---
 .../utils/executor/readchunk/AlignedSeriesCompactionExecutor.java   | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git 
a/server/src/main/java/org/apache/iotdb/db/engine/compaction/execute/utils/executor/readchunk/AlignedSeriesCompactionExecutor.java
 
b/server/src/main/java/org/apache/iotdb/db/engine/compaction/execute/utils/executor/readchunk/AlignedSeriesCompactionExecutor.java
index 9e292a45af..42d7b197f2 100644
--- 
a/server/src/main/java/org/apache/iotdb/db/engine/compaction/execute/utils/executor/readchunk/AlignedSeriesCompactionExecutor.java
+++ 
b/server/src/main/java/org/apache/iotdb/db/engine/compaction/execute/utils/executor/readchunk/AlignedSeriesCompactionExecutor.java
@@ -18,9 +18,9 @@
  */
 package org.apache.iotdb.db.engine.compaction.execute.utils.executor.readchunk;
 
+import com.google.common.util.concurrent.RateLimiter;
 import org.apache.iotdb.db.conf.IoTDBDescriptor;
 import org.apache.iotdb.db.engine.TsFileMetricManager;
-import org.apache.iotdb.db.engine.cache.ChunkCache;
 import 
org.apache.iotdb.db.engine.compaction.execute.task.CompactionTaskSummary;
 import org.apache.iotdb.db.engine.compaction.schedule.CompactionTaskManager;
 import org.apache.iotdb.db.engine.compaction.schedule.constant.CompactionType;
@@ -43,8 +43,6 @@ import 
org.apache.iotdb.tsfile.write.schema.IMeasurementSchema;
 import org.apache.iotdb.tsfile.write.schema.MeasurementSchema;
 import org.apache.iotdb.tsfile.write.writer.TsFileIOWriter;
 
-import com.google.common.util.concurrent.RateLimiter;
-
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Comparator;
@@ -115,7 +113,7 @@ public class AlignedSeriesCompactionExecutor {
             continue;
           }
           measurementSet.add(chunkMetadata.getMeasurementUid());
-          Chunk chunk = ChunkCache.getInstance().get((ChunkMetadata) 
chunkMetadata);
+          Chunk chunk = reader.readMemChunk((ChunkMetadata) chunkMetadata);
           ChunkHeader header = chunk.getHeader();
           schemaSet.add(
               new MeasurementSchema(

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