[iotdb] branch rel/1.0 updated: [To rel/1.0][IOTDB-5481][IOTDB-5509]change default cross performer and inner unseq performer to FAST and Add level control for cross compaction selecting (#9117)

[xi...@apache.org]

This is an automated email from the ASF dual-hosted git repository.

xingtanzjr pushed a commit to branch rel/1.0
in repository https://gitbox.apache.org/repos/asf/iotdb.git


The following commit(s) were added to refs/heads/rel/1.0 by this push:
     new 1698548e07 [To rel/1.0][IOTDB-5481][IOTDB-5509]change default cross performer and inner unseq performer to FAST and Add level control for cross compaction selecting (#9117)
1698548e07 is described below

commit 1698548e07a9eb9268fb71745d05c9434783c0fa
Author: 周沛辰 <45...@users.noreply.github.com>
AuthorDate: Thu Feb 23 15:44:46 2023 +0800

    [To rel/1.0][IOTDB-5481][IOTDB-5509]change default cross performer and inner unseq performer to FAST and Add level control for cross compaction selecting (#9117)
---
 .../resources/conf/iotdb-common.properties         |  4 +--
 .../java/org/apache/iotdb/db/conf/IoTDBConfig.java | 18 ++++++++++--
 .../impl/RewriteCrossSpaceCompactionSelector.java  | 15 ++++++++--
 .../engine/compaction/AbstractCompactionTest.java  |  6 ++++
 .../engine/compaction/CompactionSchedulerTest.java |  1 +
 .../CompactionSchedulerWithFastPerformerTest.java  |  1 +
 .../CrossSpaceCompactionWithFastPerformerTest.java |  2 ++
 ...eCompactionWithFastPerformerValidationTest.java |  1 +
 ...sSpaceCompactionWithReadPointPerformerTest.java |  2 ++
 ...actionWithReadPointPerformerValidationTest.java |  1 +
 .../engine/compaction/cross/MergeUpgradeTest.java  |  2 ++
 .../cross/RewriteCompactionFileSelectorTest.java   | 33 +++++++++++++++-------
 .../compaction/utils/CompactionConfigRestorer.java |  4 +++
 13 files changed, 74 insertions(+), 16 deletions(-)

diff --git a/node-commons/src/assembly/resources/conf/iotdb-common.properties b/node-commons/src/assembly/resources/conf/iotdb-common.properties
index 92b135eb87..1254cca9a4 100644
--- a/node-commons/src/assembly/resources/conf/iotdb-common.properties
+++ b/node-commons/src/assembly/resources/conf/iotdb-common.properties
@@ -549,7 +549,7 @@ cluster_name=defaultCluster
 
 # the compaction performer of cross space compaction task
 # Options: read_point, fast (under test)
-# cross_performer=read_point
+# cross_performer=fast
 
 # the selector of inner sequence space compaction task
 # Options: size_tiered
@@ -565,7 +565,7 @@ cluster_name=defaultCluster
 
 # the performer of inner unsequence space compaction task
 # Options: read_point, fast (under test)
-# inner_unseq_performer=read_point
+# inner_unseq_performer=fast
 
 # The priority of compaction execution
 # INNER_CROSS: prioritize inner space compaction, reduce the number of files first
diff --git a/server/src/main/java/org/apache/iotdb/db/conf/IoTDBConfig.java b/server/src/main/java/org/apache/iotdb/db/conf/IoTDBConfig.java
index 2ba70d2f05..06cf83ce33 100644
--- a/server/src/main/java/org/apache/iotdb/db/conf/IoTDBConfig.java
+++ b/server/src/main/java/org/apache/iotdb/db/conf/IoTDBConfig.java
@@ -422,7 +422,7 @@ public class IoTDBConfig {
       InnerUnsequenceCompactionSelector.SIZE_TIERED;
 
   private InnerUnseqCompactionPerformer innerUnseqCompactionPerformer =
-      InnerUnseqCompactionPerformer.READ_POINT;
+      InnerUnseqCompactionPerformer.FAST;
 
   /**
    * The strategy of cross space compaction task. There are just one cross space compaction strategy
@@ -430,7 +430,7 @@ public class IoTDBConfig {
    */
   private CrossCompactionSelector crossCompactionSelector = CrossCompactionSelector.REWRITE;
 
-  private CrossCompactionPerformer crossCompactionPerformer = CrossCompactionPerformer.READ_POINT;
+  private CrossCompactionPerformer crossCompactionPerformer = CrossCompactionPerformer.FAST;
 
   /**
    * The priority of compaction task execution. There are three priority strategy INNER_CROSS:
@@ -478,6 +478,12 @@ public class IoTDBConfig {
   /** The max total size of candidate files in cross space compaction */
   private long maxCrossCompactionCandidateFileSize = 1024 * 1024 * 1024 * 5L;
 
+  /**
+   * Only the unseq files whose level of inner space compaction reaches this value can be selected
+   * to participate in the cross space compaction.
+   */
+  private int minCrossCompactionUnseqFileLevel = 1;
+
   /** The interval of compaction task schedulation in each virtual database. The unit is ms. */
   private long compactionScheduleIntervalInMs = 60_000L;
 
@@ -2866,6 +2872,14 @@ public class IoTDBConfig {
     this.maxCrossCompactionCandidateFileSize = maxCrossCompactionCandidateFileSize;
   }
 
+  public int getMinCrossCompactionUnseqFileLevel() {
+    return minCrossCompactionUnseqFileLevel;
+  }
+
+  public void setMinCrossCompactionUnseqFileLevel(int minCrossCompactionUnseqFileLevel) {
+    this.minCrossCompactionUnseqFileLevel = minCrossCompactionUnseqFileLevel;
+  }
+
   public long getCompactionSubmissionIntervalInMs() {
     return compactionSubmissionIntervalInMs;
   }
diff --git a/server/src/main/java/org/apache/iotdb/db/engine/compaction/selector/impl/RewriteCrossSpaceCompactionSelector.java b/server/src/main/java/org/apache/iotdb/db/engine/compaction/selector/impl/RewriteCrossSpaceCompactionSelector.java
index 6a671ebc79..9298f3bb5c 100644
--- a/server/src/main/java/org/apache/iotdb/db/engine/compaction/selector/impl/RewriteCrossSpaceCompactionSelector.java
+++ b/server/src/main/java/org/apache/iotdb/db/engine/compaction/selector/impl/RewriteCrossSpaceCompactionSelector.java
@@ -28,6 +28,7 @@ import org.apache.iotdb.db.engine.compaction.selector.estimator.AbstractCompacti
 import org.apache.iotdb.db.engine.compaction.selector.impl.CrossSpaceCompactionCandidate.CrossCompactionTaskResourceSplit;
 import org.apache.iotdb.db.engine.compaction.selector.impl.CrossSpaceCompactionCandidate.TsFileResourceCandidate;
 import org.apache.iotdb.db.engine.storagegroup.TsFileManager;
+import org.apache.iotdb.db.engine.storagegroup.TsFileNameGenerator;
 import org.apache.iotdb.db.engine.storagegroup.TsFileResource;
 import org.apache.iotdb.db.exception.MergeException;
 import org.apache.iotdb.db.rescon.SystemInfo;
@@ -185,10 +186,20 @@ public class RewriteCrossSpaceCompactionSelector implements ICrossSpaceSelector
       CrossCompactionTaskResource taskResource,
       TsFileResource unseqFile,
       List<TsFileResource> seqFiles,
-      long memoryCost) {
+      long memoryCost)
+      throws IOException {
+    TsFileNameGenerator.TsFileName unseqFileName =
+        TsFileNameGenerator.getTsFileName(unseqFile.getTsFile().getName());
+    // we add a hard limit for cross compaction that selected unseqFile should be compacted in inner
+    // space at least once. This is used to make to improve the priority of inner compaction and
+    // avoid too much cross compaction with small files.
+    if (unseqFileName.getInnerCompactionCnt() < config.getMinCrossCompactionUnseqFileLevel()) {
+      return false;
+    }
     // currently, we must allow at least one unseqFile be selected to handle the situation that
     // an unseqFile has huge time range but few data points.
-    if (taskResource.getUnseqFiles().size() == 0) {
+    // IMPORTANT: this logic is opposite to previous level control
+    if (taskResource.getUnseqFiles().isEmpty()) {
       return true;
     }
     long totalFileSize = unseqFile.getTsFileSize();
diff --git a/server/src/test/java/org/apache/iotdb/db/engine/compaction/AbstractCompactionTest.java b/server/src/test/java/org/apache/iotdb/db/engine/compaction/AbstractCompactionTest.java
index dbf41d5390..19ea62e569 100644
--- a/server/src/test/java/org/apache/iotdb/db/engine/compaction/AbstractCompactionTest.java
+++ b/server/src/test/java/org/apache/iotdb/db/engine/compaction/AbstractCompactionTest.java
@@ -106,6 +106,9 @@ public class AbstractCompactionTest {
   private final long oldLowerTargetChunkPointNum =
       IoTDBDescriptor.getInstance().getConfig().getChunkPointNumLowerBoundInCompaction();
 
+  private int oldMinCrossCompactionUnseqLevel =
+      IoTDBDescriptor.getInstance().getConfig().getMinCrossCompactionUnseqFileLevel();
+
   protected static File STORAGE_GROUP_DIR =
       new File(
           TestConstant.BASE_OUTPUT_PATH
@@ -374,6 +377,9 @@ public class AbstractCompactionTest {
     CompactionTaskManager.getInstance().stop();
     seqResources.clear();
     unseqResources.clear();
+    IoTDBDescriptor.getInstance()
+        .getConfig()
+        .setMinCrossCompactionUnseqFileLevel(oldMinCrossCompactionUnseqLevel);
     IoTDBDescriptor.getInstance().getConfig().setTargetChunkSize(oldTargetChunkSize);
     IoTDBDescriptor.getInstance().getConfig().setTargetChunkPointNum(oldTargetChunkPointNum);
     IoTDBDescriptor.getInstance()
diff --git a/server/src/test/java/org/apache/iotdb/db/engine/compaction/CompactionSchedulerTest.java b/server/src/test/java/org/apache/iotdb/db/engine/compaction/CompactionSchedulerTest.java
index 8638fd1607..d8ebdf1121 100644
--- a/server/src/test/java/org/apache/iotdb/db/engine/compaction/CompactionSchedulerTest.java
+++ b/server/src/test/java/org/apache/iotdb/db/engine/compaction/CompactionSchedulerTest.java
@@ -99,6 +99,7 @@ public class CompactionSchedulerTest {
     IoTDBDescriptor.getInstance()
         .getConfig()
         .setInnerUnseqCompactionPerformer(InnerUnseqCompactionPerformer.READ_POINT);
+    IoTDBDescriptor.getInstance().getConfig().setMinCrossCompactionUnseqFileLevel(0);
     CompactionTaskManager.getInstance().start();
     while (CompactionTaskManager.getInstance().getExecutingTaskCount() > 0) {
       try {
diff --git a/server/src/test/java/org/apache/iotdb/db/engine/compaction/CompactionSchedulerWithFastPerformerTest.java b/server/src/test/java/org/apache/iotdb/db/engine/compaction/CompactionSchedulerWithFastPerformerTest.java
index fdffe757a1..15fa53426e 100644
--- a/server/src/test/java/org/apache/iotdb/db/engine/compaction/CompactionSchedulerWithFastPerformerTest.java
+++ b/server/src/test/java/org/apache/iotdb/db/engine/compaction/CompactionSchedulerWithFastPerformerTest.java
@@ -99,6 +99,7 @@ public class CompactionSchedulerWithFastPerformerTest {
     IoTDBDescriptor.getInstance()
         .getConfig()
         .setInnerUnseqCompactionPerformer(InnerUnseqCompactionPerformer.FAST);
+    IoTDBDescriptor.getInstance().getConfig().setMinCrossCompactionUnseqFileLevel(0);
     CompactionTaskManager.getInstance().start();
     while (CompactionTaskManager.getInstance().getExecutingTaskCount() > 0) {
       try {
diff --git a/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/CrossSpaceCompactionWithFastPerformerTest.java b/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/CrossSpaceCompactionWithFastPerformerTest.java
index 2aed739cf0..817bbb9d36 100644
--- a/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/CrossSpaceCompactionWithFastPerformerTest.java
+++ b/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/CrossSpaceCompactionWithFastPerformerTest.java
@@ -20,6 +20,7 @@
 package org.apache.iotdb.db.engine.compaction.cross;
 
 import org.apache.iotdb.commons.exception.MetadataException;
+import org.apache.iotdb.db.conf.IoTDBDescriptor;
 import org.apache.iotdb.db.engine.cache.BloomFilterCache;
 import org.apache.iotdb.db.engine.cache.ChunkCache;
 import org.apache.iotdb.db.engine.cache.TimeSeriesMetadataCache;
@@ -96,6 +97,7 @@ public class CrossSpaceCompactionWithFastPerformerTest {
 
   @Before
   public void setUp() throws MetadataException {
+    IoTDBDescriptor.getInstance().getConfig().setMinCrossCompactionUnseqFileLevel(0);
     CompactionTaskManager.getInstance().start();
     Thread.currentThread().setName("pool-1-IoTDB-Compaction-1");
   }
diff --git a/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/CrossSpaceCompactionWithFastPerformerValidationTest.java b/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/CrossSpaceCompactionWithFastPerformerValidationTest.java
index 9aced0d1c5..b43120691c 100644
--- a/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/CrossSpaceCompactionWithFastPerformerValidationTest.java
+++ b/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/CrossSpaceCompactionWithFastPerformerValidationTest.java
@@ -69,6 +69,7 @@ public class CrossSpaceCompactionWithFastPerformerValidationTest extends Abstrac
   public void setUp()
       throws IOException, WriteProcessException, MetadataException, InterruptedException {
     super.setUp();
+    IoTDBDescriptor.getInstance().getConfig().setMinCrossCompactionUnseqFileLevel(0);
     IoTDBDescriptor.getInstance().getConfig().setTargetChunkSize(1024);
     TSFileDescriptor.getInstance().getConfig().setMaxNumberOfPointsInPage(30);
     Thread.currentThread().setName("pool-1-IoTDB-Compaction-1");
diff --git a/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/CrossSpaceCompactionWithReadPointPerformerTest.java b/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/CrossSpaceCompactionWithReadPointPerformerTest.java
index 7de635c197..7b1535f715 100644
--- a/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/CrossSpaceCompactionWithReadPointPerformerTest.java
+++ b/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/CrossSpaceCompactionWithReadPointPerformerTest.java
@@ -20,6 +20,7 @@
 package org.apache.iotdb.db.engine.compaction.cross;
 
 import org.apache.iotdb.commons.exception.MetadataException;
+import org.apache.iotdb.db.conf.IoTDBDescriptor;
 import org.apache.iotdb.db.engine.cache.BloomFilterCache;
 import org.apache.iotdb.db.engine.cache.ChunkCache;
 import org.apache.iotdb.db.engine.cache.TimeSeriesMetadataCache;
@@ -96,6 +97,7 @@ public class CrossSpaceCompactionWithReadPointPerformerTest {
 
   @Before
   public void setUp() throws MetadataException {
+    IoTDBDescriptor.getInstance().getConfig().setMinCrossCompactionUnseqFileLevel(0);
     CompactionTaskManager.getInstance().start();
     Thread.currentThread().setName("pool-1-IoTDB-Compaction-1");
   }
diff --git a/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/CrossSpaceCompactionWithReadPointPerformerValidationTest.java b/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/CrossSpaceCompactionWithReadPointPerformerValidationTest.java
index a772891801..b04e838a8b 100644
--- a/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/CrossSpaceCompactionWithReadPointPerformerValidationTest.java
+++ b/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/CrossSpaceCompactionWithReadPointPerformerValidationTest.java
@@ -67,6 +67,7 @@ public class CrossSpaceCompactionWithReadPointPerformerValidationTest
   public void setUp()
       throws IOException, WriteProcessException, MetadataException, InterruptedException {
     super.setUp();
+    IoTDBDescriptor.getInstance().getConfig().setMinCrossCompactionUnseqFileLevel(0);
     IoTDBDescriptor.getInstance().getConfig().setTargetChunkSize(1024);
     TSFileDescriptor.getInstance().getConfig().setMaxNumberOfPointsInPage(30);
     Thread.currentThread().setName("pool-1-IoTDB-Compaction-1");
diff --git a/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/MergeUpgradeTest.java b/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/MergeUpgradeTest.java
index 73e00bb31e..2c829716e2 100644
--- a/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/MergeUpgradeTest.java
+++ b/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/MergeUpgradeTest.java
@@ -20,6 +20,7 @@
 package org.apache.iotdb.db.engine.compaction.cross;
 
 import org.apache.iotdb.commons.conf.IoTDBConstant;
+import org.apache.iotdb.db.conf.IoTDBDescriptor;
 import org.apache.iotdb.db.constant.TestConstant;
 import org.apache.iotdb.db.engine.compaction.selector.impl.CrossCompactionTaskResource;
 import org.apache.iotdb.db.engine.compaction.selector.impl.RewriteCrossSpaceCompactionSelector;
@@ -66,6 +67,7 @@ public class MergeUpgradeTest {
 
   @Before
   public void setUp() throws IOException, WriteProcessException {
+    IoTDBDescriptor.getInstance().getConfig().setMinCrossCompactionUnseqFileLevel(0);
     prepareSeries();
     prepareFiles();
   }
diff --git a/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/RewriteCompactionFileSelectorTest.java b/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/RewriteCompactionFileSelectorTest.java
index acdac11994..4c8f19b0c8 100644
--- a/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/RewriteCompactionFileSelectorTest.java
+++ b/server/src/test/java/org/apache/iotdb/db/engine/compaction/cross/RewriteCompactionFileSelectorTest.java
@@ -20,6 +20,7 @@
 package org.apache.iotdb.db.engine.compaction.cross;
 
 import org.apache.iotdb.commons.conf.IoTDBConstant;
+import org.apache.iotdb.commons.exception.MetadataException;
 import org.apache.iotdb.db.conf.IoTDBDescriptor;
 import org.apache.iotdb.db.constant.TestConstant;
 import org.apache.iotdb.db.engine.compaction.selector.impl.CrossCompactionTaskResource;
@@ -29,6 +30,7 @@ import org.apache.iotdb.db.engine.storagegroup.TsFileResource;
 import org.apache.iotdb.db.engine.storagegroup.TsFileResourceStatus;
 import org.apache.iotdb.db.engine.storagegroup.timeindex.ITimeIndex;
 import org.apache.iotdb.db.exception.MergeException;
+import org.apache.iotdb.db.exception.StorageEngineException;
 import org.apache.iotdb.db.rescon.SystemInfo;
 import org.apache.iotdb.tsfile.exception.write.WriteProcessException;
 import org.apache.iotdb.tsfile.read.common.Path;
@@ -38,7 +40,9 @@ import org.apache.iotdb.tsfile.write.record.datapoint.DataPoint;
 import org.apache.iotdb.tsfile.write.schema.MeasurementSchema;
 
 import org.apache.commons.io.FileUtils;
+import org.junit.After;
 import org.junit.Assert;
+import org.junit.Before;
 import org.junit.Test;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -57,6 +61,20 @@ public class RewriteCompactionFileSelectorTest extends MergeTest {
   private static final Logger logger =
       LoggerFactory.getLogger(RewriteCompactionFileSelectorTest.class);
 
+  private int oldMinCrossCompactionUnseqLevel =
+      IoTDBDescriptor.getInstance().getConfig().getMinCrossCompactionUnseqFileLevel();
+
+  @Before
+  public void setUp() throws IOException, MetadataException, WriteProcessException {
+    super.setUp();
+    IoTDBDescriptor.getInstance().getConfig().setMinCrossCompactionUnseqFileLevel(0);
+  }
+
+  @After
+  public void tearDown() throws StorageEngineException, IOException {
+    super.tearDown();
+  }
+
   @Test
   public void testFullSelection() throws MergeException, IOException {
     RewriteCrossSpaceCompactionSelector selector =
@@ -120,8 +138,7 @@ public class RewriteCompactionFileSelectorTest extends MergeTest {
     File file =
         new File(
             TestConstant.BASE_OUTPUT_PATH.concat(
-                10
-                    + "unseq"
+                System.currentTimeMillis()
                     + IoTDBConstant.FILE_NAME_SEPARATOR
                     + 10
                     + IoTDBConstant.FILE_NAME_SEPARATOR
@@ -172,8 +189,7 @@ public class RewriteCompactionFileSelectorTest extends MergeTest {
     File file =
         new File(
             TestConstant.BASE_OUTPUT_PATH.concat(
-                10
-                    + "unseq"
+                System.currentTimeMillis()
                     + IoTDBConstant.FILE_NAME_SEPARATOR
                     + 10
                     + IoTDBConstant.FILE_NAME_SEPARATOR
@@ -224,8 +240,7 @@ public class RewriteCompactionFileSelectorTest extends MergeTest {
     File file =
         new File(
             TestConstant.BASE_OUTPUT_PATH.concat(
-                10
-                    + "unseq"
+                System.currentTimeMillis()
                     + IoTDBConstant.FILE_NAME_SEPARATOR
                     + 10
                     + IoTDBConstant.FILE_NAME_SEPARATOR
@@ -492,8 +507,7 @@ public class RewriteCompactionFileSelectorTest extends MergeTest {
       File file =
           new File(
               TestConstant.OUTPUT_DATA_DIR.concat(
-                  10
-                      + "seq"
+                  System.currentTimeMillis()
                       + IoTDBConstant.FILE_NAME_SEPARATOR
                       + i
                       + IoTDBConstant.FILE_NAME_SEPARATOR
@@ -512,8 +526,7 @@ public class RewriteCompactionFileSelectorTest extends MergeTest {
       File file =
           new File(
               TestConstant.OUTPUT_DATA_DIR.concat(
-                  10
-                      + "unseq"
+                  System.currentTimeMillis()
                       + IoTDBConstant.FILE_NAME_SEPARATOR
                       + i
                       + IoTDBConstant.FILE_NAME_SEPARATOR
diff --git a/server/src/test/java/org/apache/iotdb/db/engine/compaction/utils/CompactionConfigRestorer.java b/server/src/test/java/org/apache/iotdb/db/engine/compaction/utils/CompactionConfigRestorer.java
index 5896693a21..acfc5175d4 100644
--- a/server/src/test/java/org/apache/iotdb/db/engine/compaction/utils/CompactionConfigRestorer.java
+++ b/server/src/test/java/org/apache/iotdb/db/engine/compaction/utils/CompactionConfigRestorer.java
@@ -54,6 +54,9 @@ public class CompactionConfigRestorer {
   private InnerUnseqCompactionPerformer oldInnerUnseqPerformer =
       IoTDBDescriptor.getInstance().getConfig().getInnerUnseqCompactionPerformer();
 
+  private int oldMinCrossCompactionUnseqLevel =
+      IoTDBDescriptor.getInstance().getConfig().getMinCrossCompactionUnseqFileLevel();
+
   public CompactionConfigRestorer() {}
 
   public void restoreCompactionConfig() {
@@ -78,5 +81,6 @@ public class CompactionConfigRestorer {
     config.setCrossCompactionPerformer(oldCrossPerformer);
     config.setInnerSeqCompactionPerformer(oldInnerSeqPerformer);
     config.setInnerUnseqCompactionPerformer(oldInnerUnseqPerformer);
+    config.setMinCrossCompactionUnseqFileLevel(oldMinCrossCompactionUnseqLevel);
   }
 }