2023-02-12 04:01:38,110 INFO  [main] hbase.HBaseClassTestRule(94): Test class org.apache.hadoop.hbase.master.region.TestMasterRegionWALCleaner timeout: 13 mins
2023-02-12 04:01:38,141 INFO  [Time-limited test] hbase.ResourceChecker(147): before: master.region.TestMasterRegionWALCleaner#test Thread=7, OpenFileDescriptor=260, MaxFileDescriptor=60000, SystemLoadAverage=190, ProcessCount=165, AvailableMemoryMB=4798
2023-02-12 04:01:38,172 INFO  [Time-limited test] cleaner.DirScanPool(70): hfile_cleaner Cleaner pool size is 2
2023-02-12 04:01:38,172 INFO  [Time-limited test] cleaner.DirScanPool(70): log_cleaner Cleaner pool size is 1
2023-02-12 04:01:38,625 INFO  [Time-limited test] region.MasterRegion(309): Create or load local region for table 'test:local', {NAME => 'f1', BLOOMFILTER => 'ROW', IN_MEMORY => 'false', VERSIONS => '1', KEEP_DELETED_CELLS => 'FALSE', DATA_BLOCK_ENCODING => 'NONE', COMPRESSION => 'NONE', TTL => 'FOREVER', MIN_VERSIONS => '0', BLOCKCACHE => 'true', BLOCKSIZE => '65536', REPLICATION_SCOPE => '0'}, {NAME => 'f2', BLOOMFILTER => 'ROW', IN_MEMORY => 'false', VERSIONS => '1', KEEP_DELETED_CELLS => 'FALSE', DATA_BLOCK_ENCODING => 'NONE', COMPRESSION => 'NONE', TTL => 'FOREVER', MIN_VERSIONS => '0', BLOCKCACHE => 'true', BLOCKSIZE => '65536', REPLICATION_SCOPE => '0'}
2023-02-12 04:01:38,699 WARN  [Time-limited test] util.NativeCodeLoader(62): Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
2023-02-12 04:01:38,957 INFO  [Time-limited test] region.MasterRegionFlusherAndCompactor(132): Injected flushSize=134217728, flushPerChanges=1000000, flushIntervalMs=900000
2023-02-12 04:01:39,091 DEBUG [Time-limited test] asyncfs.FanOutOneBlockAsyncDFSOutputHelper(264): ClientProtocol::create wrong number of arguments, should be hadoop 3.2 or below
2023-02-12 04:01:39,091 DEBUG [Time-limited test] asyncfs.FanOutOneBlockAsyncDFSOutputHelper(270): ClientProtocol::create wrong number of arguments, should be hadoop 2.x
2023-02-12 04:01:39,093 DEBUG [Time-limited test] asyncfs.FanOutOneBlockAsyncDFSOutputHelper(279): can not find SHOULD_REPLICATE flag, should be hadoop 2.x
java.lang.IllegalArgumentException: No enum constant org.apache.hadoop.fs.CreateFlag.SHOULD_REPLICATE
	at java.lang.Enum.valueOf(Enum.java:238)
	at org.apache.hadoop.fs.CreateFlag.valueOf(CreateFlag.java:63)
	at org.apache.hadoop.hbase.io.asyncfs.FanOutOneBlockAsyncDFSOutputHelper.loadShouldReplicateFlag(FanOutOneBlockAsyncDFSOutputHelper.java:277)
	at org.apache.hadoop.hbase.io.asyncfs.FanOutOneBlockAsyncDFSOutputHelper.<clinit>(FanOutOneBlockAsyncDFSOutputHelper.java:304)
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Class.java:264)
	at org.apache.hadoop.hbase.wal.AsyncFSWALProvider.load(AsyncFSWALProvider.java:139)
	at org.apache.hadoop.hbase.wal.WALFactory.getProviderClass(WALFactory.java:135)
	at org.apache.hadoop.hbase.wal.WALFactory.getProvider(WALFactory.java:175)
	at org.apache.hadoop.hbase.wal.WALFactory.<init>(WALFactory.java:202)
	at org.apache.hadoop.hbase.wal.WALFactory.<init>(WALFactory.java:182)
	at org.apache.hadoop.hbase.master.region.MasterRegion.create(MasterRegion.java:339)
	at org.apache.hadoop.hbase.master.region.MasterRegionTestBase.createMasterRegion(MasterRegionTestBase.java:109)
	at org.apache.hadoop.hbase.master.region.MasterRegionTestBase.setUp(MasterRegionTestBase.java:83)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:59)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:56)
	at org.junit.internal.runners.statements.RunBefores.invokeMethod(RunBefores.java:33)
	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:24)
	at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
	at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
	at org.junit.runners.BlockJUnit4ClassRunner$1.evaluate(BlockJUnit4ClassRunner.java:100)
	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:366)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:103)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:63)
	at org.junit.runners.ParentRunner$4.run(ParentRunner.java:331)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:79)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:329)
	at org.junit.runners.ParentRunner.access$100(ParentRunner.java:66)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:293)
	at org.apache.hadoop.hbase.SystemExitRule$1.evaluate(SystemExitRule.java:39)
	at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:299)
	at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:293)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.lang.Thread.run(Thread.java:750)
2023-02-12 04:01:39,098 DEBUG [Time-limited test] asyncfs.FanOutOneBlockAsyncDFSOutputSaslHelper(243): No decryptEncryptedDataEncryptionKey method in DFSClient, should be hadoop version with HDFS-12396
java.lang.NoSuchMethodException: org.apache.hadoop.hdfs.DFSClient.decryptEncryptedDataEncryptionKey(org.apache.hadoop.fs.FileEncryptionInfo)
	at java.lang.Class.getDeclaredMethod(Class.java:2130)
	at org.apache.hadoop.hbase.io.asyncfs.FanOutOneBlockAsyncDFSOutputSaslHelper.createTransparentCryptoHelperWithoutHDFS12396(FanOutOneBlockAsyncDFSOutputSaslHelper.java:182)
	at org.apache.hadoop.hbase.io.asyncfs.FanOutOneBlockAsyncDFSOutputSaslHelper.createTransparentCryptoHelper(FanOutOneBlockAsyncDFSOutputSaslHelper.java:241)
	at org.apache.hadoop.hbase.io.asyncfs.FanOutOneBlockAsyncDFSOutputSaslHelper.<clinit>(FanOutOneBlockAsyncDFSOutputSaslHelper.java:252)
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Class.java:264)
	at org.apache.hadoop.hbase.wal.AsyncFSWALProvider.load(AsyncFSWALProvider.java:140)
	at org.apache.hadoop.hbase.wal.WALFactory.getProviderClass(WALFactory.java:135)
	at org.apache.hadoop.hbase.wal.WALFactory.getProvider(WALFactory.java:175)
	at org.apache.hadoop.hbase.wal.WALFactory.<init>(WALFactory.java:202)
	at org.apache.hadoop.hbase.wal.WALFactory.<init>(WALFactory.java:182)
	at org.apache.hadoop.hbase.master.region.MasterRegion.create(MasterRegion.java:339)
	at org.apache.hadoop.hbase.master.region.MasterRegionTestBase.createMasterRegion(MasterRegionTestBase.java:109)
	at org.apache.hadoop.hbase.master.region.MasterRegionTestBase.setUp(MasterRegionTestBase.java:83)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:59)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:56)
	at org.junit.internal.runners.statements.RunBefores.invokeMethod(RunBefores.java:33)
	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:24)
	at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
	at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
	at org.junit.runners.BlockJUnit4ClassRunner$1.evaluate(BlockJUnit4ClassRunner.java:100)
	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:366)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:103)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:63)
	at org.junit.runners.ParentRunner$4.run(ParentRunner.java:331)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:79)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:329)
	at org.junit.runners.ParentRunner.access$100(ParentRunner.java:66)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:293)
	at org.apache.hadoop.hbase.SystemExitRule$1.evaluate(SystemExitRule.java:39)
	at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:299)
	at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:293)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.lang.Thread.run(Thread.java:750)
2023-02-12 04:01:39,102 INFO  [Time-limited test] wal.WALFactory(158): Instantiating WALProvider of type class org.apache.hadoop.hbase.wal.AsyncFSWALProvider
2023-02-12 04:01:39,213 WARN  [Time-limited test] impl.MetricsConfig(128): Cannot locate configuration: tried hadoop-metrics2-hbase.properties,hadoop-metrics2.properties
2023-02-12 04:01:39,273 INFO  [Time-limited test] metrics.MetricRegistriesLoader(60): Loaded MetricRegistries class org.apache.hadoop.hbase.metrics.impl.MetricRegistriesImpl
2023-02-12 04:01:39,312 DEBUG [Time-limited test] util.ClassSize(228): Using Unsafe to estimate memory layout
2023-02-12 04:01:39,322 INFO  [Time-limited test] regionserver.HRegion(7689): Creating {ENCODED => fb3251d5e68787855bc0679a918ea02e, NAME => 'test:local,,1.fb3251d5e68787855bc0679a918ea02e.', STARTKEY => '', ENDKEY => ''}, tableDescriptor='test:local', {NAME => 'f1', BLOOMFILTER => 'ROW', IN_MEMORY => 'false', VERSIONS => '1', KEEP_DELETED_CELLS => 'FALSE', DATA_BLOCK_ENCODING => 'NONE', COMPRESSION => 'NONE', TTL => 'FOREVER', MIN_VERSIONS => '0', BLOCKCACHE => 'true', BLOCKSIZE => '65536', REPLICATION_SCOPE => '0'}, {NAME => 'f2', BLOOMFILTER => 'ROW', IN_MEMORY => 'false', VERSIONS => '1', KEEP_DELETED_CELLS => 'FALSE', DATA_BLOCK_ENCODING => 'NONE', COMPRESSION => 'NONE', TTL => 'FOREVER', MIN_VERSIONS => '0', BLOCKCACHE => 'true', BLOCKSIZE => '65536', REPLICATION_SCOPE => '0'}, under table dir file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/local/data/test/local-tmp
2023-02-12 04:01:39,400 DEBUG [Time-limited test] regionserver.HRegion(865): Instantiated test:local,,1.fb3251d5e68787855bc0679a918ea02e.; StoreHotnessProtector, parallelPutToStoreThreadLimit=10 ; minColumnNum=100 ; preparePutThreadLimit=20 ; hotProtect now enable
2023-02-12 04:01:39,467 DEBUG [Time-limited test] regionserver.HRegion(1603): Closing fb3251d5e68787855bc0679a918ea02e, disabling compactions & flushes
2023-02-12 04:01:39,467 INFO  [Time-limited test] regionserver.HRegion(1625): Closing region test:local,,1.fb3251d5e68787855bc0679a918ea02e.
2023-02-12 04:01:39,467 DEBUG [Time-limited test] regionserver.HRegion(1646): Waiting without time limit for close lock on test:local,,1.fb3251d5e68787855bc0679a918ea02e.
2023-02-12 04:01:39,468 DEBUG [Time-limited test] regionserver.HRegion(1713): Acquired close lock on test:local,,1.fb3251d5e68787855bc0679a918ea02e. after waiting 0 ms
2023-02-12 04:01:39,468 DEBUG [Time-limited test] regionserver.HRegion(1723): Updates disabled for region test:local,,1.fb3251d5e68787855bc0679a918ea02e.
2023-02-12 04:01:39,468 INFO  [Time-limited test] regionserver.HRegion(1837): Closed test:local,,1.fb3251d5e68787855bc0679a918ea02e.
2023-02-12 04:01:39,468 DEBUG [Time-limited test] regionserver.HRegion(1557): Region close journal for fb3251d5e68787855bc0679a918ea02e:
Waiting for close lock at 1676174499466Disabling compacts and flushes for region at 1676174499467 (+1 ms)Disabling writes for close at 1676174499468 (+1 ms)Writing region close event to WAL at 1676174499468Closed at 1676174499468
2023-02-12 04:01:39,470 DEBUG [Time-limited test] region.MasterRegion(191): WALDir=file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/local/WALs/localhost,12345,1676174498602
2023-02-12 04:01:39,493 INFO  [Time-limited test] wal.AbstractFSWAL(464): WAL configuration: blocksize=256 MB, rollsize=128 MB, prefix=localhost%2C12345%2C1676174498602, suffix=, logDir=file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/local/WALs/localhost,12345,1676174498602, archiveDir=file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/local/oldWALs, maxLogs=32
2023-02-12 04:01:39,542 INFO  [Time-limited test] wal.AbstractFSWAL(758): New WAL /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/local/WALs/localhost,12345,1676174498602/localhost%2C12345%2C1676174498602.1676174499504
2023-02-12 04:01:39,543 DEBUG [Time-limited test] wal.AbstractFSWAL(839): Create new AsyncFSWAL writer with pipeline: []
2023-02-12 04:01:39,544 DEBUG [Time-limited test] regionserver.HRegion(7850): Opening region: {ENCODED => fb3251d5e68787855bc0679a918ea02e, NAME => 'test:local,,1.fb3251d5e68787855bc0679a918ea02e.', STARTKEY => '', ENDKEY => ''}
2023-02-12 04:01:39,544 DEBUG [Time-limited test] regionserver.HRegion(865): Instantiated test:local,,1.fb3251d5e68787855bc0679a918ea02e.; StoreHotnessProtector, parallelPutToStoreThreadLimit=10 ; minColumnNum=100 ; preparePutThreadLimit=20 ; hotProtect now enable
2023-02-12 04:01:39,547 DEBUG [Time-limited test] regionserver.HRegion(7890): checking encryption for fb3251d5e68787855bc0679a918ea02e
2023-02-12 04:01:39,548 DEBUG [Time-limited test] regionserver.HRegion(7893): checking classloading for fb3251d5e68787855bc0679a918ea02e
2023-02-12 04:01:39,608 INFO  [StoreOpener-fb3251d5e68787855bc0679a918ea02e-1] regionserver.HStore(381): Created cacheConfig: cacheDataOnRead=true, cacheDataOnWrite=false, cacheIndexesOnWrite=false, cacheBloomsOnWrite=false, cacheEvictOnClose=false, cacheDataCompressed=false, prefetchOnOpen=false, for column family f1 of region fb3251d5e68787855bc0679a918ea02e 
2023-02-12 04:01:39,610 WARN  [StoreOpener-fb3251d5e68787855bc0679a918ea02e-1] util.CommonFSUtils(529): Unable to set storagePolicy=HOT for path=file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/local/data/test/local/fb3251d5e68787855bc0679a918ea02e/f1. DEBUG log level might have more details.
java.lang.UnsupportedOperationException: RawLocalFileSystem doesn't support setStoragePolicy
	at org.apache.hadoop.fs.FileSystem.setStoragePolicy(FileSystem.java:3041)
	at org.apache.hadoop.fs.FilterFileSystem.setStoragePolicy(FilterFileSystem.java:643)
	at org.apache.hadoop.hbase.util.CommonFSUtils.invokeSetStoragePolicy(CommonFSUtils.java:521)
	at org.apache.hadoop.hbase.util.CommonFSUtils.setStoragePolicy(CommonFSUtils.java:504)
	at org.apache.hadoop.hbase.util.CommonFSUtils.setStoragePolicy(CommonFSUtils.java:477)
	at org.apache.hadoop.hbase.regionserver.HRegionFileSystem.setStoragePolicy(HRegionFileSystem.java:220)
	at org.apache.hadoop.hbase.regionserver.HStore.<init>(HStore.java:252)
	at org.apache.hadoop.hbase.regionserver.HRegion.instantiateHStore(HRegion.java:6370)
	at org.apache.hadoop.hbase.regionserver.HRegion$1.call(HRegion.java:1116)
	at org.apache.hadoop.hbase.regionserver.HRegion$1.call(HRegion.java:1113)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:750)
2023-02-12 04:01:39,610 DEBUG [StoreOpener-fb3251d5e68787855bc0679a918ea02e-1] util.CommonFSUtils(539): The underlying FileSystem implementation doesn't support setStoragePolicy. This is probably intentional on their part, since HDFS-9345 appears to be present in your version of Hadoop. For more information check the Hadoop documentation on 'ArchivalStorage', the Hadoop FileSystem specification docs from HADOOP-11981, and/or related documentation from the provider of the underlying FileSystem (its name should appear in the stacktrace that accompanies this message). Note in particular that Hadoop's local filesystem implementation doesn't support storage policies.
java.lang.UnsupportedOperationException: RawLocalFileSystem doesn't support setStoragePolicy
	at org.apache.hadoop.fs.FileSystem.setStoragePolicy(FileSystem.java:3041)
	at org.apache.hadoop.fs.FilterFileSystem.setStoragePolicy(FilterFileSystem.java:643)
	at org.apache.hadoop.hbase.util.CommonFSUtils.invokeSetStoragePolicy(CommonFSUtils.java:521)
	at org.apache.hadoop.hbase.util.CommonFSUtils.setStoragePolicy(CommonFSUtils.java:504)
	at org.apache.hadoop.hbase.util.CommonFSUtils.setStoragePolicy(CommonFSUtils.java:477)
	at org.apache.hadoop.hbase.regionserver.HRegionFileSystem.setStoragePolicy(HRegionFileSystem.java:220)
	at org.apache.hadoop.hbase.regionserver.HStore.<init>(HStore.java:252)
	at org.apache.hadoop.hbase.regionserver.HRegion.instantiateHStore(HRegion.java:6370)
	at org.apache.hadoop.hbase.regionserver.HRegion$1.call(HRegion.java:1116)
	at org.apache.hadoop.hbase.regionserver.HRegion$1.call(HRegion.java:1113)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:750)
2023-02-12 04:01:39,633 INFO  [StoreOpener-fb3251d5e68787855bc0679a918ea02e-1] compactions.CompactionConfiguration(173): size [minCompactSize:128 MB, maxCompactSize:8.00 EB, offPeakMaxCompactSize:8.00 EB); files [minFilesToCompact:3, maxFilesToCompact:10); ratio 1.200000; off-peak ratio 5.000000; throttle point 2684354560; major period 604800000, major jitter 0.500000, min locality to compact 0.000000; tiered compaction: max_age 9223372036854775807, incoming window min 6, compaction policy for tiered window org.apache.hadoop.hbase.regionserver.compactions.ExploringCompactionPolicy, single output for minor true, compaction window factory org.apache.hadoop.hbase.regionserver.compactions.ExponentialCompactionWindowFactory, region fb3251d5e68787855bc0679a918ea02e columnFamilyName f1
2023-02-12 04:01:39,646 INFO  [StoreOpener-fb3251d5e68787855bc0679a918ea02e-1] regionserver.HStore(310): Store=fb3251d5e68787855bc0679a918ea02e/f1,  memstore type=DefaultMemStore, storagePolicy=HOT, verifyBulkLoads=false, parallelPutCountPrintThreshold=50, encoding=NONE, compression=NONE
2023-02-12 04:01:39,646 INFO  [StoreOpener-fb3251d5e68787855bc0679a918ea02e-1] regionserver.HStore(381): Created cacheConfig: cacheDataOnRead=true, cacheDataOnWrite=false, cacheIndexesOnWrite=false, cacheBloomsOnWrite=false, cacheEvictOnClose=false, cacheDataCompressed=false, prefetchOnOpen=false, for column family f2 of region fb3251d5e68787855bc0679a918ea02e 
2023-02-12 04:01:39,646 DEBUG [StoreOpener-fb3251d5e68787855bc0679a918ea02e-1] util.CommonFSUtils(532): Unable to set storagePolicy=HOT for path=file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/local/data/test/local/fb3251d5e68787855bc0679a918ea02e/f2
java.lang.UnsupportedOperationException: RawLocalFileSystem doesn't support setStoragePolicy
	at org.apache.hadoop.fs.FileSystem.setStoragePolicy(FileSystem.java:3041)
	at org.apache.hadoop.fs.FilterFileSystem.setStoragePolicy(FilterFileSystem.java:643)
	at org.apache.hadoop.hbase.util.CommonFSUtils.invokeSetStoragePolicy(CommonFSUtils.java:521)
	at org.apache.hadoop.hbase.util.CommonFSUtils.setStoragePolicy(CommonFSUtils.java:504)
	at org.apache.hadoop.hbase.util.CommonFSUtils.setStoragePolicy(CommonFSUtils.java:477)
	at org.apache.hadoop.hbase.regionserver.HRegionFileSystem.setStoragePolicy(HRegionFileSystem.java:220)
	at org.apache.hadoop.hbase.regionserver.HStore.<init>(HStore.java:252)
	at org.apache.hadoop.hbase.regionserver.HRegion.instantiateHStore(HRegion.java:6370)
	at org.apache.hadoop.hbase.regionserver.HRegion$1.call(HRegion.java:1116)
	at org.apache.hadoop.hbase.regionserver.HRegion$1.call(HRegion.java:1113)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:750)
2023-02-12 04:01:39,647 DEBUG [StoreOpener-fb3251d5e68787855bc0679a918ea02e-1] util.CommonFSUtils(539): The underlying FileSystem implementation doesn't support setStoragePolicy. This is probably intentional on their part, since HDFS-9345 appears to be present in your version of Hadoop. For more information check the Hadoop documentation on 'ArchivalStorage', the Hadoop FileSystem specification docs from HADOOP-11981, and/or related documentation from the provider of the underlying FileSystem (its name should appear in the stacktrace that accompanies this message). Note in particular that Hadoop's local filesystem implementation doesn't support storage policies.
java.lang.UnsupportedOperationException: RawLocalFileSystem doesn't support setStoragePolicy
	at org.apache.hadoop.fs.FileSystem.setStoragePolicy(FileSystem.java:3041)
	at org.apache.hadoop.fs.FilterFileSystem.setStoragePolicy(FilterFileSystem.java:643)
	at org.apache.hadoop.hbase.util.CommonFSUtils.invokeSetStoragePolicy(CommonFSUtils.java:521)
	at org.apache.hadoop.hbase.util.CommonFSUtils.setStoragePolicy(CommonFSUtils.java:504)
	at org.apache.hadoop.hbase.util.CommonFSUtils.setStoragePolicy(CommonFSUtils.java:477)
	at org.apache.hadoop.hbase.regionserver.HRegionFileSystem.setStoragePolicy(HRegionFileSystem.java:220)
	at org.apache.hadoop.hbase.regionserver.HStore.<init>(HStore.java:252)
	at org.apache.hadoop.hbase.regionserver.HRegion.instantiateHStore(HRegion.java:6370)
	at org.apache.hadoop.hbase.regionserver.HRegion$1.call(HRegion.java:1116)
	at org.apache.hadoop.hbase.regionserver.HRegion$1.call(HRegion.java:1113)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:750)
2023-02-12 04:01:39,648 INFO  [StoreOpener-fb3251d5e68787855bc0679a918ea02e-1] compactions.CompactionConfiguration(173): size [minCompactSize:128 MB, maxCompactSize:8.00 EB, offPeakMaxCompactSize:8.00 EB); files [minFilesToCompact:3, maxFilesToCompact:10); ratio 1.200000; off-peak ratio 5.000000; throttle point 2684354560; major period 604800000, major jitter 0.500000, min locality to compact 0.000000; tiered compaction: max_age 9223372036854775807, incoming window min 6, compaction policy for tiered window org.apache.hadoop.hbase.regionserver.compactions.ExploringCompactionPolicy, single output for minor true, compaction window factory org.apache.hadoop.hbase.regionserver.compactions.ExponentialCompactionWindowFactory, region fb3251d5e68787855bc0679a918ea02e columnFamilyName f2
2023-02-12 04:01:39,648 INFO  [StoreOpener-fb3251d5e68787855bc0679a918ea02e-1] regionserver.HStore(310): Store=fb3251d5e68787855bc0679a918ea02e/f2,  memstore type=DefaultMemStore, storagePolicy=HOT, verifyBulkLoads=false, parallelPutCountPrintThreshold=50, encoding=NONE, compression=NONE
2023-02-12 04:01:39,652 DEBUG [Time-limited test] regionserver.HRegion(5208): Found 0 recovered edits file(s) under file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/local/data/test/local/fb3251d5e68787855bc0679a918ea02e
2023-02-12 04:01:39,652 DEBUG [Time-limited test] regionserver.HRegion(5208): Found 0 recovered edits file(s) under file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/local/data/test/local/fb3251d5e68787855bc0679a918ea02e
2023-02-12 04:01:39,663 DEBUG [Time-limited test] regionserver.FlushLargeStoresPolicy(65): No hbase.hregion.percolumnfamilyflush.size.lower.bound set in table test:local descriptor;using region.getMemStoreFlushHeapSize/# of families (64.0 M)) instead.
2023-02-12 04:01:39,665 DEBUG [Time-limited test] regionserver.HRegion(1054): writing seq id for fb3251d5e68787855bc0679a918ea02e
2023-02-12 04:01:39,670 DEBUG [Time-limited test] wal.WALSplitUtil(408): Wrote file=file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/local/data/test/local/fb3251d5e68787855bc0679a918ea02e/recovered.edits/1.seqid, newMaxSeqId=1, maxSeqId=-1
2023-02-12 04:01:39,671 INFO  [Time-limited test] regionserver.HRegion(1071): Opened fb3251d5e68787855bc0679a918ea02e; next sequenceid=2; SteppingSplitPolicysuper{IncreasingToUpperBoundRegionSplitPolicy{initialSize=268435456, ConstantSizeRegionSplitPolicy{desiredMaxFileSize=69723206, jitterRate=0.03895673155784607}}}, FlushLargeStoresPolicy{flushSizeLowerBound=67108864}
2023-02-12 04:01:39,671 DEBUG [Time-limited test] regionserver.HRegion(964): Region open journal for fb3251d5e68787855bc0679a918ea02e:
Writing region info on filesystem at 1676174499571Initializing all the Stores at 1676174499572 (+1 ms)Instantiating store for column family {NAME => 'f1', BLOOMFILTER => 'ROW', IN_MEMORY => 'false', VERSIONS => '1', KEEP_DELETED_CELLS => 'FALSE', DATA_BLOCK_ENCODING => 'NONE', COMPRESSION => 'NONE', TTL => 'FOREVER', MIN_VERSIONS => '0', BLOCKCACHE => 'true', BLOCKSIZE => '65536', REPLICATION_SCOPE => '0'} at 1676174499572Instantiating store for column family {NAME => 'f2', BLOOMFILTER => 'ROW', IN_MEMORY => 'false', VERSIONS => '1', KEEP_DELETED_CELLS => 'FALSE', DATA_BLOCK_ENCODING => 'NONE', COMPRESSION => 'NONE', TTL => 'FOREVER', MIN_VERSIONS => '0', BLOCKCACHE => 'true', BLOCKSIZE => '65536', REPLICATION_SCOPE => '0'} at 1676174499573 (+1 ms)Cleaning up temporary data from old regions at 1676174499660 (+87 ms)Cleaning up detritus from prior splits at 1676174499660Region opened successfully at 1676174499671 (+11 ms)
2023-02-12 04:01:39,672 INFO  [Time-limited test] region.MasterRegionFlusherAndCompactor(122): Constructor flushSize=134217728, flushPerChanges=1000000, flushIntervalMs=900000, compactMin=4
2023-02-12 04:01:39,684 INFO  [Time-limited test] cleaner.CleanerChore(175): Initialize cleaner=org.apache.hadoop.hbase.master.cleaner.TimeToLiveLogCleaner
2023-02-12 04:01:39,685 INFO  [Time-limited test] cleaner.CleanerChore(175): Initialize cleaner=org.apache.hadoop.hbase.master.cleaner.TimeToLiveProcedureWALCleaner
2023-02-12 04:01:39,685 INFO  [Time-limited test] cleaner.CleanerChore(175): Initialize cleaner=org.apache.hadoop.hbase.master.cleaner.TimeToLiveMasterLocalStoreWALCleaner
2023-02-12 04:01:39,685 INFO  [Time-limited test] cleaner.LogCleaner(148): Creating 1 old WALs cleaner threads
2023-02-12 04:01:39,686 INFO  [Time-limited test] hbase.ChoreService(166): Chore ScheduledChore name=LogsCleaner, period=1000, unit=MILLISECONDS is enabled.
2023-02-12 04:01:39,686 DEBUG [TestMasterRegionWALCleaner.Chore.1] hbase.ScheduledChore(162): LogsCleaner execution time: 0 ms.
2023-02-12 04:01:39,728 INFO  [Time-limited test] regionserver.HRegion(2744): Flushing fb3251d5e68787855bc0679a918ea02e 2/2 column families, dataSize=31 B heapSize=632 B
2023-02-12 04:01:39,772 DEBUG [Time-limited test] hfile.HFile$WriterFactory(307): Unable to set drop behind on cee263a1024e42589998ba8ec0919efa
2023-02-12 04:01:39,810 INFO  [Time-limited test] regionserver.DefaultStoreFlusher(82): Flushed memstore data size=31 B at sequenceid=4 (bloomFilter=true), to=file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/local/data/test/local/fb3251d5e68787855bc0679a918ea02e/.tmp/f1/cee263a1024e42589998ba8ec0919efa
2023-02-12 04:01:39,855 DEBUG [Time-limited test] regionserver.HRegionFileSystem(485): Committing file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/local/data/test/local/fb3251d5e68787855bc0679a918ea02e/.tmp/f1/cee263a1024e42589998ba8ec0919efa as file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/local/data/test/local/fb3251d5e68787855bc0679a918ea02e/f1/cee263a1024e42589998ba8ec0919efa
2023-02-12 04:01:39,857 INFO  [Time-limited test] regionserver.HStore(1080): Added file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/local/data/test/local/fb3251d5e68787855bc0679a918ea02e/f1/cee263a1024e42589998ba8ec0919efa, entries=1, sequenceid=4, filesize=4.8 K
2023-02-12 04:01:39,860 INFO  [Time-limited test] regionserver.HRegion(2947): Finished flush of dataSize ~31 B/31, heapSize ~360 B/360, currentSize=0 B/0 for fb3251d5e68787855bc0679a918ea02e in 132ms, sequenceid=4, compaction requested=false
2023-02-12 04:01:39,861 DEBUG [Time-limited test] regionserver.HRegion(2445): Flush status journal for fb3251d5e68787855bc0679a918ea02e:

2023-02-12 04:01:39,861 DEBUG [test:local-WAL-Roller] wal.AbstractWALRoller(197): WAL AsyncFSWAL localhost%2C12345%2C1676174498602:(num 1676174499504) roll requested
2023-02-12 04:01:39,877 INFO  [test:local-WAL-Roller] wal.AbstractFSWAL(754): Rolled WAL /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/local/WALs/localhost,12345,1676174498602/localhost%2C12345%2C1676174498602.1676174499504 with entries=3, filesize=658 B; new WAL /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/local/WALs/localhost,12345,1676174498602/localhost%2C12345%2C1676174498602.1676174499862
2023-02-12 04:01:39,878 DEBUG [test:local-WAL-Roller] wal.AbstractFSWAL(839): Create new AsyncFSWAL writer with pipeline: []
2023-02-12 04:01:39,878 INFO  [Log-Archiver-0] wal.AbstractFSWAL(735): Archiving file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/local/WALs/localhost,12345,1676174498602/localhost%2C12345%2C1676174498602.1676174499504 to file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/local/oldWALs/localhost%2C12345%2C1676174498602.1676174499504
2023-02-12 04:01:39,881 INFO  [Log-Archiver-0] region.MasterRegionUtils(50): Moved file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/local/oldWALs/localhost%2C12345%2C1676174498602.1676174499504 to file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/oldWALs/localhost%2C12345%2C1676174498602.1676174499504$masterlocalwal$
2023-02-12 04:01:40,705 DEBUG [TestMasterRegionWALCleaner.Chore.1] hbase.ScheduledChore(162): LogsCleaner execution time: 18 ms.
2023-02-12 04:01:41,689 DEBUG [TestMasterRegionWALCleaner.Chore.1] hbase.ScheduledChore(162): LogsCleaner execution time: 2 ms.
2023-02-12 04:01:42,689 DEBUG [TestMasterRegionWALCleaner.Chore.1] hbase.ScheduledChore(162): LogsCleaner execution time: 2 ms.
2023-02-12 04:01:43,690 DEBUG [TestMasterRegionWALCleaner.Chore.1] hbase.ScheduledChore(162): LogsCleaner execution time: 3 ms.
2023-02-12 04:01:44,689 DEBUG [TestMasterRegionWALCleaner.Chore.1] hbase.ScheduledChore(162): LogsCleaner execution time: 2 ms.
2023-02-12 04:01:45,694 DEBUG [log_cleaner-dir-scan-pool-0] cleaner.LogCleaner(121): Old WALs for delete: localhost%2C12345%2C1676174498602.1676174499504$masterlocalwal$
2023-02-12 04:01:45,697 DEBUG [OldWALsCleaner-0] cleaner.LogCleaner(176): Deleting DeprecatedRawLocalFileStatus{path=file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2.4/hbase-server/target/test-data/34ed1ebf-fe50-f939-bdd8-2057c2bfa0df/oldWALs/localhost%2C12345%2C1676174498602.1676174499504$masterlocalwal$; isDirectory=false; length=666; replication=1; blocksize=33554432; modification_time=1676174499879; access_time=1676174499518; owner=; group=; permission=rw-rw-rw-; isSymlink=false}
2023-02-12 04:01:45,698 DEBUG [TestMasterRegionWALCleaner.Chore.1] hbase.ScheduledChore(162): LogsCleaner execution time: 11 ms.
2023-02-12 04:01:46,687 DEBUG [TestMasterRegionWALCleaner.Chore.1] hbase.ScheduledChore(162): LogsCleaner execution time: 0 ms.
2023-02-12 04:01:47,687 DEBUG [TestMasterRegionWALCleaner.Chore.1] hbase.ScheduledChore(162): LogsCleaner execution time: 0 ms.
2023-02-12 04:01:47,963 INFO  [Time-limited test] region.MasterRegion(167): Closing local region {ENCODED => fb3251d5e68787855bc0679a918ea02e, NAME => 'test:local,,1.fb3251d5e68787855bc0679a918ea02e.', STARTKEY => '', ENDKEY => ''}, isAbort=true
2023-02-12 04:01:47,966 DEBUG [Time-limited test] regionserver.HRegion(1603): Closing fb3251d5e68787855bc0679a918ea02e, disabling compactions & flushes
2023-02-12 04:01:47,966 INFO  [Time-limited test] regionserver.HRegion(1625): Closing region test:local,,1.fb3251d5e68787855bc0679a918ea02e.
2023-02-12 04:01:47,967 DEBUG [Time-limited test] regionserver.HRegion(1646): Waiting without time limit for close lock on test:local,,1.fb3251d5e68787855bc0679a918ea02e.
2023-02-12 04:01:47,967 DEBUG [Time-limited test] regionserver.HRegion(1713): Acquired close lock on test:local,,1.fb3251d5e68787855bc0679a918ea02e. after waiting 0 ms
2023-02-12 04:01:47,967 DEBUG [Time-limited test] regionserver.HRegion(1723): Updates disabled for region test:local,,1.fb3251d5e68787855bc0679a918ea02e.
2023-02-12 04:01:47,972 INFO  [Time-limited test] regionserver.HRegion(1837): Closed test:local,,1.fb3251d5e68787855bc0679a918ea02e.
2023-02-12 04:01:47,973 DEBUG [Time-limited test] regionserver.HRegion(1557): Region close journal for fb3251d5e68787855bc0679a918ea02e:
Waiting for close lock at 1676174507966Disabling compacts and flushes for region at 1676174507966Disabling writes for close at 1676174507967 (+1 ms)Writing region close event to WAL at 1676174507972 (+5 ms)Closed at 1676174507972
2023-02-12 04:01:47,973 INFO  [test:local-WAL-Roller] wal.AbstractWALRoller(243): LogRoller exiting.
2023-02-12 04:01:47,974 INFO  [Time-limited test] hbase.ChoreService(369): Chore service for: TestMasterRegionWALCleaner had [ScheduledChore name=LogsCleaner, period=1000, unit=MILLISECONDS] on shutdown
2023-02-12 04:01:48,000 INFO  [Time-limited test] hbase.ResourceChecker(175): after: master.region.TestMasterRegionWALCleaner#test Thread=13 (was 7)
Potentially hanging thread: OldWALsCleaner-0
	sun.misc.Unsafe.park(Native Method)
	java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
	java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
	java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
	org.apache.hadoop.hbase.master.cleaner.LogCleaner.deleteFile(LogCleaner.java:172)
	org.apache.hadoop.hbase.master.cleaner.LogCleaner.lambda$createOldWalsCleaner$1(LogCleaner.java:152)
	org.apache.hadoop.hbase.master.cleaner.LogCleaner$$Lambda$115/1198412150.run(Unknown Source)
	java.lang.Thread.run(Thread.java:750)

Potentially hanging thread: org.apache.hadoop.fs.FileSystem$Statistics$StatisticsDataReferenceCleaner
	java.lang.Object.wait(Native Method)
	java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:144)
	java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:165)
	org.apache.hadoop.fs.FileSystem$Statistics$StatisticsDataReferenceCleaner.run(FileSystem.java:3693)
	java.lang.Thread.run(Thread.java:750)

Potentially hanging thread: Monitor thread for TaskMonitor
	java.lang.Thread.sleep(Native Method)
	org.apache.hadoop.hbase.monitoring.TaskMonitor$MonitorRunnable.run(TaskMonitor.java:300)
	java.lang.Thread.run(Thread.java:750)

Potentially hanging thread: process reaper
	sun.misc.Unsafe.park(Native Method)
	java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
	java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)
	java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)
	java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)
	java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)
	java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
	java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	java.lang.Thread.run(Thread.java:750)

Potentially hanging thread: HBase-Metrics2-1
	sun.misc.Unsafe.park(Native Method)
	java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
	java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
	java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
	java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
	java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
	java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
	java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	java.lang.Thread.run(Thread.java:750)

Potentially hanging thread: Timer for 'HBase' metrics system
	java.lang.Object.wait(Native Method)
	java.util.TimerThread.mainLoop(Timer.java:552)
	java.util.TimerThread.run(Timer.java:505)
 - Thread LEAK? -, OpenFileDescriptor=264 (was 260) - OpenFileDescriptor LEAK? -, MaxFileDescriptor=60000 (was 60000), SystemLoadAverage=175 (was 190), ProcessCount=165 (was 165), AvailableMemoryMB=4609 (was 4798)