2024-12-05 07:09:26,167 main DEBUG Apache Log4j Core 2.17.2 initializing configuration org.apache.logging.log4j.core.config.properties.PropertiesConfiguration@4201c465
2024-12-05 07:09:26,179 main DEBUG Took 0.010079 seconds to load 1 plugins from package org.apache.hadoop.hbase.logging
2024-12-05 07:09:26,179 main DEBUG PluginManager 'Core' found 129 plugins
2024-12-05 07:09:26,179 main DEBUG PluginManager 'Level' found 0 plugins
2024-12-05 07:09:26,180 main DEBUG PluginManager 'Lookup' found 16 plugins
2024-12-05 07:09:26,181 main DEBUG Building Plugin[name=logger, class=org.apache.logging.log4j.core.config.LoggerConfig].
2024-12-05 07:09:26,195 main DEBUG PluginManager 'TypeConverter' found 26 plugins
2024-12-05 07:09:26,212 main DEBUG LoggerConfig$Builder(additivity="null", level="ERROR", levelAndRefs="null", name="org.apache.hadoop.metrics2.util.MBeans", includeLocation="null", ={}, ={}, Configuration(PropertiesConfig), Filter=null)
2024-12-05 07:09:26,214 main DEBUG Building Plugin[name=logger, class=org.apache.logging.log4j.core.config.LoggerConfig].
2024-12-05 07:09:26,215 main DEBUG LoggerConfig$Builder(additivity="null", level="DEBUG", levelAndRefs="null", name="org.apache.hadoop.hbase.logging.TestJul2Slf4j", includeLocation="null", ={}, ={}, Configuration(PropertiesConfig), Filter=null)
2024-12-05 07:09:26,216 main DEBUG Building Plugin[name=logger, class=org.apache.logging.log4j.core.config.LoggerConfig].
2024-12-05 07:09:26,216 main DEBUG LoggerConfig$Builder(additivity="null", level="ERROR", levelAndRefs="null", name="org.apache.zookeeper", includeLocation="null", ={}, ={}, Configuration(PropertiesConfig), Filter=null)
2024-12-05 07:09:26,217 main DEBUG Building Plugin[name=logger, class=org.apache.logging.log4j.core.config.LoggerConfig].
2024-12-05 07:09:26,218 main DEBUG LoggerConfig$Builder(additivity="null", level="WARN", levelAndRefs="null", name="org.apache.hadoop.metrics2.impl.MetricsSinkAdapter", includeLocation="null", ={}, ={}, Configuration(PropertiesConfig), Filter=null)
2024-12-05 07:09:26,218 main DEBUG Building Plugin[name=logger, class=org.apache.logging.log4j.core.config.LoggerConfig].
2024-12-05 07:09:26,219 main DEBUG LoggerConfig$Builder(additivity="null", level="ERROR", levelAndRefs="null", name="org.apache.hadoop.metrics2.impl.MetricsSystemImpl", includeLocation="null", ={}, ={}, Configuration(PropertiesConfig), Filter=null)
2024-12-05 07:09:26,220 main DEBUG Building Plugin[name=logger, class=org.apache.logging.log4j.core.config.LoggerConfig].
2024-12-05 07:09:26,221 main DEBUG LoggerConfig$Builder(additivity="false", level="WARN", levelAndRefs="null", name="org.apache.directory", includeLocation="null", ={}, ={}, Configuration(PropertiesConfig), Filter=null)
2024-12-05 07:09:26,222 main DEBUG Building Plugin[name=logger, class=org.apache.logging.log4j.core.config.LoggerConfig].
2024-12-05 07:09:26,222 main DEBUG LoggerConfig$Builder(additivity="null", level="DEBUG", levelAndRefs="null", name="org.apache.hadoop.hbase.ipc.FailedServers", includeLocation="null", ={}, ={}, Configuration(PropertiesConfig), Filter=null)
2024-12-05 07:09:26,223 main DEBUG Building Plugin[name=logger, class=org.apache.logging.log4j.core.config.LoggerConfig].
2024-12-05 07:09:26,223 main DEBUG LoggerConfig$Builder(additivity="null", level="WARN", levelAndRefs="null", name="org.apache.hadoop.metrics2.impl.MetricsConfig", includeLocation="null", ={}, ={}, Configuration(PropertiesConfig), Filter=null)
2024-12-05 07:09:26,224 main DEBUG Building Plugin[name=logger, class=org.apache.logging.log4j.core.config.LoggerConfig].
2024-12-05 07:09:26,225 main DEBUG LoggerConfig$Builder(additivity="null", level="INFO", levelAndRefs="null", name="org.apache.hadoop.hbase.ScheduledChore", includeLocation="null", ={}, ={}, Configuration(PropertiesConfig), Filter=null)
2024-12-05 07:09:26,225 main DEBUG Building Plugin[name=logger, class=org.apache.logging.log4j.core.config.LoggerConfig].
2024-12-05 07:09:26,226 main DEBUG LoggerConfig$Builder(additivity="null", level="DEBUG", levelAndRefs="null", name="org.apache.hadoop.hbase.regionserver.RSRpcServices", includeLocation="null", ={}, ={}, Configuration(PropertiesConfig), Filter=null)
2024-12-05 07:09:26,226 main DEBUG Building Plugin[name=logger, class=org.apache.logging.log4j.core.config.LoggerConfig].
2024-12-05 07:09:26,227 main DEBUG LoggerConfig$Builder(additivity="null", level="WARN", levelAndRefs="null", name="org.apache.hadoop", includeLocation="null", ={}, ={}, Configuration(PropertiesConfig), Filter=null)
2024-12-05 07:09:26,227 main DEBUG Building Plugin[name=logger, class=org.apache.logging.log4j.core.config.LoggerConfig].
2024-12-05 07:09:26,228 main DEBUG LoggerConfig$Builder(additivity="null", level="DEBUG", levelAndRefs="null", name="org.apache.hadoop.hbase", includeLocation="null", ={}, ={}, Configuration(PropertiesConfig), Filter=null)
2024-12-05 07:09:26,228 main DEBUG Building Plugin[name=logger, class=org.apache.logging.log4j.core.config.LoggerConfig].
2024-12-05 07:09:26,229 main DEBUG LoggerConfig$Builder(additivity="null", level="DEBUG", levelAndRefs="null", name="org.apache.hbase.thirdparty.io.netty.channel", includeLocation="null", ={}, ={}, Configuration(PropertiesConfig), Filter=null)
2024-12-05 07:09:26,229 main DEBUG Building Plugin[name=root, class=org.apache.logging.log4j.core.config.LoggerConfig$RootLogger].
2024-12-05 07:09:26,231 main DEBUG LoggerConfig$RootLogger$Builder(additivity="null", level="null", levelAndRefs="INFO,Console", includeLocation="null", ={}, ={}, Configuration(PropertiesConfig), Filter=null)
2024-12-05 07:09:26,233 main DEBUG Building Plugin[name=loggers, class=org.apache.logging.log4j.core.config.LoggersPlugin].
2024-12-05 07:09:26,235 main DEBUG createLoggers(={org.apache.hadoop.metrics2.util.MBeans, org.apache.hadoop.hbase.logging.TestJul2Slf4j, org.apache.zookeeper, org.apache.hadoop.metrics2.impl.MetricsSinkAdapter, org.apache.hadoop.metrics2.impl.MetricsSystemImpl, org.apache.directory, org.apache.hadoop.hbase.ipc.FailedServers, org.apache.hadoop.metrics2.impl.MetricsConfig, org.apache.hadoop.hbase.ScheduledChore, org.apache.hadoop.hbase.regionserver.RSRpcServices, org.apache.hadoop, org.apache.hadoop.hbase, org.apache.hbase.thirdparty.io.netty.channel, root})
2024-12-05 07:09:26,236 main DEBUG Building Plugin[name=layout, class=org.apache.logging.log4j.core.layout.PatternLayout].
2024-12-05 07:09:26,237 main DEBUG PatternLayout$Builder(pattern="%d{ISO8601} %-5p [%t%notEmpty{ %X}] %C{2}(%L): %m%n", PatternSelector=null, Configuration(PropertiesConfig), Replace=null, charset="null", alwaysWriteExceptions="null", disableAnsi="null", noConsoleNoAnsi="null", header="null", footer="null")
2024-12-05 07:09:26,238 main DEBUG PluginManager 'Converter' found 47 plugins
2024-12-05 07:09:26,250 main DEBUG Building Plugin[name=appender, class=org.apache.hadoop.hbase.logging.HBaseTestAppender].
2024-12-05 07:09:26,253 main DEBUG HBaseTestAppender$Builder(target="SYSTEM_ERR", maxSize="1G", bufferedIo="null", bufferSize="null", immediateFlush="null", ignoreExceptions="null", PatternLayout(%d{ISO8601} %-5p [%t%notEmpty{ %X}] %C{2}(%L): %m%n), name="Console", Configuration(PropertiesConfig), Filter=null, ={})
2024-12-05 07:09:26,255 main DEBUG Starting HBaseTestOutputStreamManager SYSTEM_ERR
2024-12-05 07:09:26,256 main DEBUG Building Plugin[name=appenders, class=org.apache.logging.log4j.core.config.AppendersPlugin].
2024-12-05 07:09:26,256 main DEBUG createAppenders(={Console})
2024-12-05 07:09:26,257 main DEBUG Configuration org.apache.logging.log4j.core.config.properties.PropertiesConfiguration@4201c465 initialized
2024-12-05 07:09:26,257 main DEBUG Starting configuration org.apache.logging.log4j.core.config.properties.PropertiesConfiguration@4201c465
2024-12-05 07:09:26,258 main DEBUG Started configuration org.apache.logging.log4j.core.config.properties.PropertiesConfiguration@4201c465 OK.
2024-12-05 07:09:26,258 main DEBUG Shutting down OutputStreamManager SYSTEM_OUT.false.false-1
2024-12-05 07:09:26,259 main DEBUG OutputStream closed
2024-12-05 07:09:26,259 main DEBUG Shut down OutputStreamManager SYSTEM_OUT.false.false-1, all resources released: true
2024-12-05 07:09:26,259 main DEBUG Appender DefaultConsole-1 stopped with status true
2024-12-05 07:09:26,260 main DEBUG Stopped org.apache.logging.log4j.core.config.DefaultConfiguration@4738a206 OK
2024-12-05 07:09:26,336 main DEBUG Registering MBean org.apache.logging.log4j2:type=1dbd16a6
2024-12-05 07:09:26,338 main DEBUG Registering MBean org.apache.logging.log4j2:type=1dbd16a6,component=StatusLogger
2024-12-05 07:09:26,339 main DEBUG Registering MBean org.apache.logging.log4j2:type=1dbd16a6,component=ContextSelector
2024-12-05 07:09:26,340 main DEBUG Registering MBean org.apache.logging.log4j2:type=1dbd16a6,component=Loggers,name=
2024-12-05 07:09:26,341 main DEBUG Registering MBean org.apache.logging.log4j2:type=1dbd16a6,component=Loggers,name=org.apache.directory
2024-12-05 07:09:26,341 main DEBUG Registering MBean org.apache.logging.log4j2:type=1dbd16a6,component=Loggers,name=org.apache.hadoop.metrics2.impl.MetricsSinkAdapter
2024-12-05 07:09:26,341 main DEBUG Registering MBean org.apache.logging.log4j2:type=1dbd16a6,component=Loggers,name=org.apache.zookeeper
2024-12-05 07:09:26,342 main DEBUG Registering MBean org.apache.logging.log4j2:type=1dbd16a6,component=Loggers,name=org.apache.hadoop.hbase.logging.TestJul2Slf4j
2024-12-05 07:09:26,342 main DEBUG Registering MBean org.apache.logging.log4j2:type=1dbd16a6,component=Loggers,name=org.apache.hadoop.metrics2.impl.MetricsSystemImpl
2024-12-05 07:09:26,342 main DEBUG Registering MBean org.apache.logging.log4j2:type=1dbd16a6,component=Loggers,name=org.apache.hadoop.metrics2.util.MBeans
2024-12-05 07:09:26,342 main DEBUG Registering MBean org.apache.logging.log4j2:type=1dbd16a6,component=Loggers,name=org.apache.hadoop.hbase
2024-12-05 07:09:26,343 main DEBUG Registering MBean org.apache.logging.log4j2:type=1dbd16a6,component=Loggers,name=org.apache.hadoop
2024-12-05 07:09:26,343 main DEBUG Registering MBean org.apache.logging.log4j2:type=1dbd16a6,component=Loggers,name=org.apache.hadoop.hbase.ipc.FailedServers
2024-12-05 07:09:26,343 main DEBUG Registering MBean org.apache.logging.log4j2:type=1dbd16a6,component=Loggers,name=org.apache.hadoop.hbase.regionserver.RSRpcServices
2024-12-05 07:09:26,344 main DEBUG Registering MBean org.apache.logging.log4j2:type=1dbd16a6,component=Loggers,name=org.apache.hadoop.metrics2.impl.MetricsConfig
2024-12-05 07:09:26,344 main DEBUG Registering MBean org.apache.logging.log4j2:type=1dbd16a6,component=Loggers,name=org.apache.hbase.thirdparty.io.netty.channel
2024-12-05 07:09:26,344 main DEBUG Registering MBean org.apache.logging.log4j2:type=1dbd16a6,component=Loggers,name=org.apache.hadoop.hbase.ScheduledChore
2024-12-05 07:09:26,345 main DEBUG Registering MBean org.apache.logging.log4j2:type=1dbd16a6,component=Appenders,name=Console
2024-12-05 07:09:26,347 main DEBUG org.apache.logging.log4j.core.util.SystemClock supports precise timestamps.
2024-12-05 07:09:26,348 main DEBUG Reconfiguration complete for context[name=1dbd16a6] at URI jar:file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-logging/target/hbase-logging-2.7.0-SNAPSHOT-tests.jar!/log4j2.properties (org.apache.logging.log4j.core.LoggerContext@77102b91) with optional ClassLoader: null
2024-12-05 07:09:26,348 main DEBUG Shutdown hook enabled. Registering a new one.
2024-12-05 07:09:26,349 main DEBUG LoggerContext[name=1dbd16a6, org.apache.logging.log4j.core.LoggerContext@77102b91] started OK.
2024-12-05T07:09:26,363 INFO  [main {}] hbase.HBaseClassTestRule(94): Test class org.apache.hadoop.hbase.io.hfile.bucket.TestRecoveryPersistentBucketCache timeout: 13 mins
2024-12-05 07:09:26,366 main DEBUG AsyncLogger.ThreadNameStrategy=UNCACHED (user specified null, default is UNCACHED)
2024-12-05 07:09:26,366 main DEBUG org.apache.logging.log4j.core.util.SystemClock supports precise timestamps.
2024-12-05T07:09:26,403 INFO  [Time-limited test {}] hbase.ResourceChecker(147): before: io.hfile.bucket.TestRecoveryPersistentBucketCache#testBucketCacheRecoveryWithAllocationInconsistencies Thread=11, OpenFileDescriptor=284, MaxFileDescriptor=1048576, SystemLoadAverage=301, ProcessCount=11, AvailableMemoryMB=6428
2024-12-05T07:09:26,683 DEBUG [Time-limited test {}] hbase.HBaseTestingUtility(348): Setting hbase.rootdir to /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9
2024-12-05T07:09:26,767 WARN  [Time-limited test {}] util.NativeCodeLoader(60): Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
2024-12-05T07:09:26,857 DEBUG [Time-limited test {}] fs.HFileSystem(310): The file system is not a DistributedFileSystem. Skipping on block location reordering
2024-12-05T07:09:26,902 INFO  [Time-limited test {}] bucket.FileIOEngine(99): Allocating cache 36 KB, on the path:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9/bucket.cache
2024-12-05T07:09:26,903 INFO  [Time-limited test {}] bucket.BucketCache(352): Instantiating BucketCache with acceptableFactor: 1.0, minFactor: 0.99, extraFreeFactor: 0.01, singleFactor: 0.25, multiFactor: 0.5, memoryFactor: 0.25
2024-12-05T07:09:26,904 INFO  [Time-limited test {}] bucket.BucketCache(465): Starting BucketCachePersisterThread
2024-12-05T07:09:26,905 INFO  [Time-limited test {}] bucket.BucketCachePersister(38): BucketCachePersister started with interval: 9223372036854775807
2024-12-05T07:09:26,907 INFO  [Thread-5 {}] bucket.BucketCache(1517): Started retrieving bucket cache from file
2024-12-05T07:09:26,907 WARN  [Thread-5 {}] bucket.BucketCache(1520): Persistence file missing! It's ok if it's first run after enabling persistent cache.
2024-12-05T07:09:26,917 INFO  [Time-limited test {}] bucket.BucketCache(390): Started bucket cache; ioengine=file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9/bucket.cache, capacity=36 KB, blockSize=8 KB, writerThreadNum=3, writerQLen=64, persistencePath=/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9/bucket.persistence, bucketAllocator=org.apache.hadoop.hbase.io.hfile.bucket.BucketAllocator
2024-12-05T07:09:26,920 INFO  [Thread-5 {}] bucket.BucketAllocator(343): Cache totalSize=36864, buckets=1, bucket capacity=36864=(4*9216)=(FEWEST_ITEMS_IN_BUCKET*(largest configured bucketcache size))
2024-12-05T07:09:26,921 INFO  [Thread-5 {}] bucket.BucketCache(400): Persistent bucket cache recovery from /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9/bucket.persistence is complete.
2024-12-05T07:09:27,040 DEBUG [Time-limited test {}] util.ClassSize(228): Using Unsafe to estimate memory layout
2024-12-05T07:09:27,100 INFO  [Time-limited test {}] hbase.Waiter(181): Waiting up to [12,000] milli-secs(wait.for.ratio=[1])
2024-12-05T07:09:27,116 INFO  [Time-limited test {}] hbase.Waiter(181): Waiting up to [12,000] milli-secs(wait.for.ratio=[1])
2024-12-05T07:09:27,130 INFO  [Time-limited test {}] hbase.Waiter(181): Waiting up to [12,000] milli-secs(wait.for.ratio=[1])
2024-12-05T07:09:27,145 INFO  [Time-limited test {}] hbase.Waiter(181): Waiting up to [12,000] milli-secs(wait.for.ratio=[1])
2024-12-05T07:09:27,145 DEBUG [Time-limited test {}] bucket.BucketCache(1474): Thread Time-limited test started persisting bucket cache to file
2024-12-05T07:09:27,146 DEBUG [Time-limited test {}] bucket.BucketCache(1481): Persist in new chunked persistence format.
2024-12-05T07:09:27,146 DEBUG [Time-limited test {}] bucket.BucketCache(1661): persistToFile: before persisting backing map size: 5, fullycachedFiles size: 0, chunkSize: 10000
2024-12-05T07:09:27,293 DEBUG [Time-limited test {}] bucket.BucketCache(1668): persistToFile: after persisting backing map size: 5, fullycachedFiles size: 0
2024-12-05T07:09:27,293 DEBUG [Time-limited test {}] bucket.BucketCache(1485): PersistToFile: after persisting backing map size: 5, fullycachedFiles size: 0, file name: bucket.persistence1733382567146
2024-12-05T07:09:27,293 DEBUG [Time-limited test {}] bucket.BucketCache(1496): Thread Time-limited test finished persisting bucket cache to file, renaming
2024-12-05T07:09:27,294 INFO  [Time-limited test {}] bucket.FileIOEngine(99): Allocating cache 36 KB, on the path:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9/bucket.cache
2024-12-05T07:09:27,294 INFO  [Time-limited test {}] bucket.BucketCache(352): Instantiating BucketCache with acceptableFactor: 1.0, minFactor: 0.99, extraFreeFactor: 0.01, singleFactor: 0.25, multiFactor: 0.5, memoryFactor: 0.25
2024-12-05T07:09:27,295 INFO  [Time-limited test {}] bucket.BucketCache(465): Starting BucketCachePersisterThread
2024-12-05T07:09:27,295 INFO  [Time-limited test {}] bucket.BucketCachePersister(38): BucketCachePersister started with interval: 9223372036854775807
2024-12-05T07:09:27,295 INFO  [Thread-7 {}] bucket.BucketCache(1517): Started retrieving bucket cache from file
2024-12-05T07:09:27,295 INFO  [Time-limited test {}] bucket.BucketCache(390): Started bucket cache; ioengine=file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9/bucket.cache, capacity=36 KB, blockSize=8 KB, writerThreadNum=3, writerQLen=64, persistencePath=/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9/bucket.persistence, bucketAllocator=org.apache.hadoop.hbase.io.hfile.bucket.BucketAllocator
2024-12-05T07:09:27,301 INFO  [Thread-7 {}] bucket.BucketCache(1540): Reading new chunked format of persistence.
2024-12-05T07:09:27,304 INFO  [Thread-7 {}] bucket.BucketCache(1693): Retrieved 1 of chunks with blockCount = 5.
2024-12-05T07:09:27,309 DEBUG [Thread-7 {}] bucket.BucketCache(1557): Updating region size map after retrieving cached file list
2024-12-05T07:09:27,309 INFO  [Thread-7 {}] bucket.BucketAllocator(343): Cache totalSize=36864, buckets=1, bucket capacity=36864=(4*9216)=(FEWEST_ITEMS_IN_BUCKET*(largest configured bucketcache size))
2024-12-05T07:09:27,309 WARN  [Thread-7 {}] bucket.BucketAllocator$Bucket(141): We found more entries for bucket starting at offset 0 for blocks of 9216 size. Skipping entry at cache offset 27648
2024-12-05T07:09:27,310 INFO  [Thread-7 {}] bucket.BucketCache(1550): Bucket cache retrieved from file successfully with size: 5
2024-12-05T07:09:27,310 INFO  [Thread-7 {}] bucket.BucketCache(400): Persistent bucket cache recovery from /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9/bucket.persistence is complete.
2024-12-05T07:09:27,317 DEBUG [Time-limited test {}] bucket.BucketCache(714): Failed to fetch block for cache key: 5241069987400261215_0.
org.apache.hadoop.hbase.HBaseIOException: The cached time recorded within the cached block: 1627565458354292 differs from its bucket entry: 1627565520693870
	at org.apache.hadoop.hbase.io.hfile.bucket.FileIOEngine.read(FileIOEngine.java:157) ~[classes/:?]
	at org.apache.hadoop.hbase.io.hfile.bucket.BucketCache.getBlock(BucketCache.java:691) ~[classes/:?]
	at org.apache.hadoop.hbase.io.hfile.bucket.TestRecoveryPersistentBucketCache.testBucketCacheRecoveryWithAllocationInconsistencies(TestRecoveryPersistentBucketCache.java:252) ~[test-classes/:?]
	at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?]
	at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) ~[?:?]
	at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:?]
	at java.lang.reflect.Method.invoke(Method.java:568) ~[?:?]
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:59) ~[junit-4.13.2.jar:4.13.2]
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) ~[junit-4.13.2.jar:4.13.2]
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:56) ~[junit-4.13.2.jar:4.13.2]
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17) ~[junit-4.13.2.jar:4.13.2]
	at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306) ~[junit-4.13.2.jar:4.13.2]
	at org.junit.runners.BlockJUnit4ClassRunner$1.evaluate(BlockJUnit4ClassRunner.java:100) ~[junit-4.13.2.jar:4.13.2]
	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:366) ~[junit-4.13.2.jar:4.13.2]
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:103) ~[junit-4.13.2.jar:4.13.2]
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:63) ~[junit-4.13.2.jar:4.13.2]
	at org.junit.runners.ParentRunner$4.run(ParentRunner.java:331) ~[junit-4.13.2.jar:4.13.2]
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:79) ~[junit-4.13.2.jar:4.13.2]
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:329) ~[junit-4.13.2.jar:4.13.2]
	at org.junit.runners.ParentRunner.access$100(ParentRunner.java:66) ~[junit-4.13.2.jar:4.13.2]
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:293) ~[junit-4.13.2.jar:4.13.2]
	at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:299) ~[junit-4.13.2.jar:4.13.2]
	at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:293) ~[junit-4.13.2.jar:4.13.2]
	at java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?]
	at java.lang.Thread.run(Thread.java:840) ~[?:?]
2024-12-05T07:09:27,341 INFO  [Time-limited test {}] hbase.ResourceChecker(175): after: io.hfile.bucket.TestRecoveryPersistentBucketCache#testBucketCacheRecoveryWithAllocationInconsistencies Thread=23 (was 11)
Potentially hanging thread: Time-limited test-BucketCacheWriter-1
	java.base@17.0.11/jdk.internal.misc.Unsafe.park(Native Method)
	java.base@17.0.11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:341)
	java.base@17.0.11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionNode.block(AbstractQueuedSynchronizer.java:506)
	java.base@17.0.11/java.util.concurrent.ForkJoinPool.unmanagedBlock(ForkJoinPool.java:3465)
	java.base@17.0.11/java.util.concurrent.ForkJoinPool.managedBlock(ForkJoinPool.java:3436)
	java.base@17.0.11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:1625)
	java.base@17.0.11/java.util.concurrent.ArrayBlockingQueue.take(ArrayBlockingQueue.java:420)
	app//org.apache.hadoop.hbase.io.hfile.bucket.BucketCache.getRAMQueueEntries(BucketCache.java:1463)
	app//org.apache.hadoop.hbase.io.hfile.bucket.BucketCache$WriterThread.run(BucketCache.java:1244)

Potentially hanging thread: Time-limited test-BucketCacheWriter-0
	java.base@17.0.11/jdk.internal.misc.Unsafe.park(Native Method)
	java.base@17.0.11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:341)
	java.base@17.0.11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionNode.block(AbstractQueuedSynchronizer.java:506)
	java.base@17.0.11/java.util.concurrent.ForkJoinPool.unmanagedBlock(ForkJoinPool.java:3465)
	java.base@17.0.11/java.util.concurrent.ForkJoinPool.managedBlock(ForkJoinPool.java:3436)
	java.base@17.0.11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:1625)
	java.base@17.0.11/java.util.concurrent.ArrayBlockingQueue.take(ArrayBlockingQueue.java:420)
	app//org.apache.hadoop.hbase.io.hfile.bucket.BucketCache.getRAMQueueEntries(BucketCache.java:1463)
	app//org.apache.hadoop.hbase.io.hfile.bucket.BucketCache$WriterThread.run(BucketCache.java:1244)

Potentially hanging thread: process reaper
	java.base@17.0.11/jdk.internal.misc.Unsafe.park(Native Method)
	java.base@17.0.11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:252)
	java.base@17.0.11/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:401)
	java.base@17.0.11/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:903)
	java.base@17.0.11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1061)
	java.base@17.0.11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1122)
	java.base@17.0.11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	java.base@17.0.11/java.lang.Thread.run(Thread.java:840)

Potentially hanging thread: Time-limited test-BucketCacheWriter-0
	java.base@17.0.11/jdk.internal.misc.Unsafe.park(Native Method)
	java.base@17.0.11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:341)
	java.base@17.0.11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionNode.block(AbstractQueuedSynchronizer.java:506)
	java.base@17.0.11/java.util.concurrent.ForkJoinPool.unmanagedBlock(ForkJoinPool.java:3465)
	java.base@17.0.11/java.util.concurrent.ForkJoinPool.managedBlock(ForkJoinPool.java:3436)
	java.base@17.0.11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:1625)
	java.base@17.0.11/java.util.concurrent.ArrayBlockingQueue.take(ArrayBlockingQueue.java:420)
	app//org.apache.hadoop.hbase.io.hfile.bucket.BucketCache.getRAMQueueEntries(BucketCache.java:1463)
	app//org.apache.hadoop.hbase.io.hfile.bucket.BucketCache$WriterThread.run(BucketCache.java:1244)

Potentially hanging thread: Time-limited test-BucketCacheWriter-2
	java.base@17.0.11/jdk.internal.misc.Unsafe.park(Native Method)
	java.base@17.0.11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:341)
	java.base@17.0.11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionNode.block(AbstractQueuedSynchronizer.java:506)
	java.base@17.0.11/java.util.concurrent.ForkJoinPool.unmanagedBlock(ForkJoinPool.java:3465)
	java.base@17.0.11/java.util.concurrent.ForkJoinPool.managedBlock(ForkJoinPool.java:3436)
	java.base@17.0.11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:1625)
	java.base@17.0.11/java.util.concurrent.ArrayBlockingQueue.take(ArrayBlockingQueue.java:420)
	app//org.apache.hadoop.hbase.io.hfile.bucket.BucketCache.getRAMQueueEntries(BucketCache.java:1463)
	app//org.apache.hadoop.hbase.io.hfile.bucket.BucketCache$WriterThread.run(BucketCache.java:1244)

Potentially hanging thread: BucketCacheStatsExecutor
	java.base@17.0.11/jdk.internal.misc.Unsafe.park(Native Method)
	java.base@17.0.11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:252)
	java.base@17.0.11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:1674)
	java.base@17.0.11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
	java.base@17.0.11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
	java.base@17.0.11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1062)
	java.base@17.0.11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1122)
	java.base@17.0.11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	java.base@17.0.11/java.lang.Thread.run(Thread.java:840)

Potentially hanging thread: Time-limited test-BucketCacheWriter-2
	java.base@17.0.11/jdk.internal.misc.Unsafe.park(Native Method)
	java.base@17.0.11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:341)
	java.base@17.0.11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionNode.block(AbstractQueuedSynchronizer.java:506)
	java.base@17.0.11/java.util.concurrent.ForkJoinPool.unmanagedBlock(ForkJoinPool.java:3465)
	java.base@17.0.11/java.util.concurrent.ForkJoinPool.managedBlock(ForkJoinPool.java:3436)
	java.base@17.0.11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:1625)
	java.base@17.0.11/java.util.concurrent.ArrayBlockingQueue.take(ArrayBlockingQueue.java:420)
	app//org.apache.hadoop.hbase.io.hfile.bucket.BucketCache.getRAMQueueEntries(BucketCache.java:1463)
	app//org.apache.hadoop.hbase.io.hfile.bucket.BucketCache$WriterThread.run(BucketCache.java:1244)

Potentially hanging thread: bucket-cache-persister
	java.base@17.0.11/java.lang.Thread.sleep(Native Method)
	app//org.apache.hadoop.hbase.io.hfile.bucket.BucketCachePersister.run(BucketCachePersister.java:45)

Potentially hanging thread: org.apache.hadoop.fs.FileSystem$Statistics$StatisticsDataReferenceCleaner
	java.base@17.0.11/java.lang.Object.wait(Native Method)
	java.base@17.0.11/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:155)
	java.base@17.0.11/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:176)
	app//org.apache.hadoop.fs.FileSystem$Statistics$StatisticsDataReferenceCleaner.run(FileSystem.java:4171)
	java.base@17.0.11/java.lang.Thread.run(Thread.java:840)

Potentially hanging thread: BucketCacheStatsExecutor
	java.base@17.0.11/jdk.internal.misc.Unsafe.park(Native Method)
	java.base@17.0.11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:252)
	java.base@17.0.11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:1674)
	java.base@17.0.11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
	java.base@17.0.11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
	java.base@17.0.11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1062)
	java.base@17.0.11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1122)
	java.base@17.0.11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	java.base@17.0.11/java.lang.Thread.run(Thread.java:840)

Potentially hanging thread: Time-limited test-BucketCacheWriter-1
	java.base@17.0.11/jdk.internal.misc.Unsafe.park(Native Method)
	java.base@17.0.11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:341)
	java.base@17.0.11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionNode.block(AbstractQueuedSynchronizer.java:506)
	java.base@17.0.11/java.util.concurrent.ForkJoinPool.unmanagedBlock(ForkJoinPool.java:3465)
	java.base@17.0.11/java.util.concurrent.ForkJoinPool.managedBlock(ForkJoinPool.java:3436)
	java.base@17.0.11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:1625)
	java.base@17.0.11/java.util.concurrent.ArrayBlockingQueue.take(ArrayBlockingQueue.java:420)
	app//org.apache.hadoop.hbase.io.hfile.bucket.BucketCache.getRAMQueueEntries(BucketCache.java:1463)
	app//org.apache.hadoop.hbase.io.hfile.bucket.BucketCache$WriterThread.run(BucketCache.java:1244)

Potentially hanging thread: bucket-cache-persister
	java.base@17.0.11/java.lang.Thread.sleep(Native Method)
	app//org.apache.hadoop.hbase.io.hfile.bucket.BucketCachePersister.run(BucketCachePersister.java:45)
 - Thread LEAK? -, OpenFileDescriptor=288 (was 284) - OpenFileDescriptor LEAK? -, MaxFileDescriptor=1048576 (was 1048576), SystemLoadAverage=301 (was 301), ProcessCount=11 (was 11), AvailableMemoryMB=6380 (was 6428)
2024-12-05T07:09:27,348 INFO  [Time-limited test {}] hbase.ResourceChecker(147): before: io.hfile.bucket.TestRecoveryPersistentBucketCache#testBucketCacheEvictByHFileAfterRecovery Thread=23, OpenFileDescriptor=288, MaxFileDescriptor=1048576, SystemLoadAverage=301, ProcessCount=11, AvailableMemoryMB=6380
2024-12-05T07:09:27,364 INFO  [Time-limited test {}] hbase.HBaseTestingUtility(451): System.getProperty("hadoop.log.dir") already set to: /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9/hadoop-log-dir so I do NOT create it in target/test-data/aa52898f-6a4b-ffeb-dd5e-4ee98100b7e6
2024-12-05T07:09:27,365 WARN  [Time-limited test {}] hbase.HBaseTestingUtility(455): hadoop.log.dir property value differs in configuration and system: Configuration=/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/../logs while System=/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9/hadoop-log-dir Erasing configuration value by system value.
2024-12-05T07:09:27,365 INFO  [Time-limited test {}] hbase.HBaseTestingUtility(451): System.getProperty("hadoop.tmp.dir") already set to: /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9/hadoop-tmp-dir so I do NOT create it in target/test-data/aa52898f-6a4b-ffeb-dd5e-4ee98100b7e6
2024-12-05T07:09:27,365 WARN  [Time-limited test {}] hbase.HBaseTestingUtility(455): hadoop.tmp.dir property value differs in configuration and system: Configuration=/tmp/hadoop-jenkins while System=/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9/hadoop-tmp-dir Erasing configuration value by system value.
2024-12-05T07:09:27,366 DEBUG [Time-limited test {}] hbase.HBaseTestingUtility(348): Setting hbase.rootdir to /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/aa52898f-6a4b-ffeb-dd5e-4ee98100b7e6
2024-12-05T07:09:27,366 DEBUG [Time-limited test {}] fs.HFileSystem(310): The file system is not a DistributedFileSystem. Skipping on block location reordering
2024-12-05T07:09:27,384 INFO  [Time-limited test {}] bucket.FileIOEngine(99): Allocating cache 32 MB, on the path:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/aa52898f-6a4b-ffeb-dd5e-4ee98100b7e6/bucket.cache
2024-12-05T07:09:27,384 INFO  [Time-limited test {}] bucket.BucketCache(352): Instantiating BucketCache with acceptableFactor: 0.95, minFactor: 0.85, extraFreeFactor: 0.1, singleFactor: 0.25, multiFactor: 0.5, memoryFactor: 0.25
2024-12-05T07:09:27,385 INFO  [Time-limited test {}] bucket.BucketCache(465): Starting BucketCachePersisterThread
2024-12-05T07:09:27,385 INFO  [Time-limited test {}] bucket.BucketCachePersister(38): BucketCachePersister started with interval: 9223372036854775807
2024-12-05T07:09:27,385 INFO  [Thread-10 {}] bucket.BucketCache(1517): Started retrieving bucket cache from file
2024-12-05T07:09:27,386 INFO  [Time-limited test {}] bucket.BucketCache(390): Started bucket cache; ioengine=file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/aa52898f-6a4b-ffeb-dd5e-4ee98100b7e6/bucket.cache, capacity=32 MB, blockSize=8 KB, writerThreadNum=3, writerQLen=64, persistencePath=/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/aa52898f-6a4b-ffeb-dd5e-4ee98100b7e6/bucket.persistence, bucketAllocator=org.apache.hadoop.hbase.io.hfile.bucket.BucketAllocator
2024-12-05T07:09:27,386 WARN  [Thread-10 {}] bucket.BucketCache(1520): Persistence file missing! It's ok if it's first run after enabling persistent cache.
2024-12-05T07:09:27,388 INFO  [Thread-10 {}] bucket.BucketAllocator(343): Cache totalSize=33546240, buckets=910, bucket capacity=36864=(4*9216)=(FEWEST_ITEMS_IN_BUCKET*(largest configured bucketcache size))
2024-12-05T07:09:27,389 INFO  [Thread-10 {}] bucket.BucketCache(400): Persistent bucket cache recovery from /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/aa52898f-6a4b-ffeb-dd5e-4ee98100b7e6/bucket.persistence is complete.
2024-12-05T07:09:27,502 INFO  [Time-limited test {}] hbase.Waiter(181): Waiting up to [12,000] milli-secs(wait.for.ratio=[1])
2024-12-05T07:09:27,516 INFO  [Time-limited test {}] hbase.Waiter(181): Waiting up to [12,000] milli-secs(wait.for.ratio=[1])
2024-12-05T07:09:27,531 INFO  [Time-limited test {}] hbase.Waiter(181): Waiting up to [12,000] milli-secs(wait.for.ratio=[1])
2024-12-05T07:09:27,545 INFO  [Time-limited test {}] hbase.Waiter(181): Waiting up to [12,000] milli-secs(wait.for.ratio=[1])
2024-12-05T07:09:27,545 DEBUG [Time-limited test {}] bucket.BucketCache(1474): Thread Time-limited test started persisting bucket cache to file
2024-12-05T07:09:27,545 DEBUG [Time-limited test {}] bucket.BucketCache(1481): Persist in new chunked persistence format.
2024-12-05T07:09:27,545 DEBUG [Time-limited test {}] bucket.BucketCache(1661): persistToFile: before persisting backing map size: 4, fullycachedFiles size: 0, chunkSize: 10000
2024-12-05T07:09:27,549 DEBUG [Time-limited test {}] bucket.BucketCache(1668): persistToFile: after persisting backing map size: 4, fullycachedFiles size: 0
2024-12-05T07:09:27,549 DEBUG [Time-limited test {}] bucket.BucketCache(1485): PersistToFile: after persisting backing map size: 4, fullycachedFiles size: 0, file name: bucket.persistence1733382567545
2024-12-05T07:09:27,550 DEBUG [Time-limited test {}] bucket.BucketCache(1496): Thread Time-limited test finished persisting bucket cache to file, renaming
2024-12-05T07:09:27,550 INFO  [Time-limited test {}] bucket.FileIOEngine(99): Allocating cache 32 MB, on the path:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/aa52898f-6a4b-ffeb-dd5e-4ee98100b7e6/bucket.cache
2024-12-05T07:09:27,551 INFO  [Time-limited test {}] bucket.BucketCache(352): Instantiating BucketCache with acceptableFactor: 0.95, minFactor: 0.85, extraFreeFactor: 0.1, singleFactor: 0.25, multiFactor: 0.5, memoryFactor: 0.25
2024-12-05T07:09:27,551 INFO  [Time-limited test {}] bucket.BucketCache(465): Starting BucketCachePersisterThread
2024-12-05T07:09:27,551 INFO  [Time-limited test {}] bucket.BucketCachePersister(38): BucketCachePersister started with interval: 9223372036854775807
2024-12-05T07:09:27,552 INFO  [Thread-12 {}] bucket.BucketCache(1517): Started retrieving bucket cache from file
2024-12-05T07:09:27,552 INFO  [Thread-12 {}] bucket.BucketCache(1540): Reading new chunked format of persistence.
2024-12-05T07:09:27,552 INFO  [Time-limited test {}] bucket.BucketCache(390): Started bucket cache; ioengine=file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/aa52898f-6a4b-ffeb-dd5e-4ee98100b7e6/bucket.cache, capacity=32 MB, blockSize=8 KB, writerThreadNum=3, writerQLen=64, persistencePath=/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/aa52898f-6a4b-ffeb-dd5e-4ee98100b7e6/bucket.persistence, bucketAllocator=org.apache.hadoop.hbase.io.hfile.bucket.BucketAllocator
2024-12-05T07:09:27,553 INFO  [Thread-12 {}] bucket.BucketCache(1693): Retrieved 1 of chunks with blockCount = 4.
2024-12-05T07:09:27,556 DEBUG [Thread-12 {}] bucket.BucketCache(1557): Updating region size map after retrieving cached file list
2024-12-05T07:09:27,557 INFO  [Thread-12 {}] bucket.BucketAllocator(343): Cache totalSize=33546240, buckets=910, bucket capacity=36864=(4*9216)=(FEWEST_ITEMS_IN_BUCKET*(largest configured bucketcache size))
2024-12-05T07:09:27,557 INFO  [Thread-12 {}] bucket.BucketCache(1550): Bucket cache retrieved from file successfully with size: 4
2024-12-05T07:09:27,557 INFO  [Thread-12 {}] bucket.BucketCache(400): Persistent bucket cache recovery from /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/aa52898f-6a4b-ffeb-dd5e-4ee98100b7e6/bucket.persistence is complete.
2024-12-05T07:09:27,653 DEBUG [Time-limited test {}] bucket.BucketCache(1851): found 1 blocks for file 7461444886323692725, starting offset: 0, end offset: 9223372036854775807
2024-12-05T07:09:27,655 DEBUG [Time-limited test {}] bucket.BucketCache(843): removed key 7461444886323692725_0 from back map with offset lock 33537024 in the evict process
2024-12-05T07:09:27,662 INFO  [Time-limited test {}] hbase.ResourceChecker(175): after: io.hfile.bucket.TestRecoveryPersistentBucketCache#testBucketCacheEvictByHFileAfterRecovery Thread=33 (was 23) - Thread LEAK? -, OpenFileDescriptor=290 (was 288) - OpenFileDescriptor LEAK? -, MaxFileDescriptor=1048576 (was 1048576), SystemLoadAverage=301 (was 301), ProcessCount=11 (was 11), AvailableMemoryMB=6378 (was 6380)
2024-12-05T07:09:27,668 INFO  [Time-limited test {}] hbase.ResourceChecker(147): before: io.hfile.bucket.TestRecoveryPersistentBucketCache#testBucketCacheRecovery Thread=33, OpenFileDescriptor=290, MaxFileDescriptor=1048576, SystemLoadAverage=301, ProcessCount=11, AvailableMemoryMB=6378
2024-12-05T07:09:27,684 INFO  [Time-limited test {}] hbase.HBaseTestingUtility(451): System.getProperty("hadoop.log.dir") already set to: /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9/hadoop-log-dir so I do NOT create it in target/test-data/5596f843-17b3-ad72-7e96-1f4bd67b194e
2024-12-05T07:09:27,684 WARN  [Time-limited test {}] hbase.HBaseTestingUtility(455): hadoop.log.dir property value differs in configuration and system: Configuration=/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/../logs while System=/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9/hadoop-log-dir Erasing configuration value by system value.
2024-12-05T07:09:27,684 INFO  [Time-limited test {}] hbase.HBaseTestingUtility(451): System.getProperty("hadoop.tmp.dir") already set to: /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9/hadoop-tmp-dir so I do NOT create it in target/test-data/5596f843-17b3-ad72-7e96-1f4bd67b194e
2024-12-05T07:09:27,685 WARN  [Time-limited test {}] hbase.HBaseTestingUtility(455): hadoop.tmp.dir property value differs in configuration and system: Configuration=/tmp/hadoop-jenkins while System=/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9/hadoop-tmp-dir Erasing configuration value by system value.
2024-12-05T07:09:27,685 DEBUG [Time-limited test {}] hbase.HBaseTestingUtility(348): Setting hbase.rootdir to /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/5596f843-17b3-ad72-7e96-1f4bd67b194e
2024-12-05T07:09:27,686 DEBUG [Time-limited test {}] fs.HFileSystem(310): The file system is not a DistributedFileSystem. Skipping on block location reordering
2024-12-05T07:09:27,703 INFO  [Time-limited test {}] bucket.FileIOEngine(99): Allocating cache 32 MB, on the path:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/5596f843-17b3-ad72-7e96-1f4bd67b194e/bucket.cache
2024-12-05T07:09:27,703 INFO  [Time-limited test {}] bucket.BucketCache(352): Instantiating BucketCache with acceptableFactor: 0.95, minFactor: 0.85, extraFreeFactor: 0.1, singleFactor: 0.25, multiFactor: 0.5, memoryFactor: 0.25
2024-12-05T07:09:27,704 INFO  [Time-limited test {}] bucket.BucketCache(465): Starting BucketCachePersisterThread
2024-12-05T07:09:27,704 INFO  [Time-limited test {}] bucket.BucketCachePersister(38): BucketCachePersister started with interval: 9223372036854775807
2024-12-05T07:09:27,704 INFO  [Thread-15 {}] bucket.BucketCache(1517): Started retrieving bucket cache from file
2024-12-05T07:09:27,704 INFO  [Time-limited test {}] bucket.BucketCache(390): Started bucket cache; ioengine=file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/5596f843-17b3-ad72-7e96-1f4bd67b194e/bucket.cache, capacity=32 MB, blockSize=8 KB, writerThreadNum=3, writerQLen=64, persistencePath=/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/5596f843-17b3-ad72-7e96-1f4bd67b194e/bucket.persistence, bucketAllocator=org.apache.hadoop.hbase.io.hfile.bucket.BucketAllocator
2024-12-05T07:09:27,704 WARN  [Thread-15 {}] bucket.BucketCache(1520): Persistence file missing! It's ok if it's first run after enabling persistent cache.
2024-12-05T07:09:27,706 INFO  [Thread-15 {}] bucket.BucketAllocator(343): Cache totalSize=33546240, buckets=910, bucket capacity=36864=(4*9216)=(FEWEST_ITEMS_IN_BUCKET*(largest configured bucketcache size))
2024-12-05T07:09:27,706 INFO  [Thread-15 {}] bucket.BucketCache(400): Persistent bucket cache recovery from /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/5596f843-17b3-ad72-7e96-1f4bd67b194e/bucket.persistence is complete.
2024-12-05T07:09:27,821 INFO  [Time-limited test {}] hbase.Waiter(181): Waiting up to [12,000] milli-secs(wait.for.ratio=[1])
2024-12-05T07:09:27,836 INFO  [Time-limited test {}] hbase.Waiter(181): Waiting up to [12,000] milli-secs(wait.for.ratio=[1])
2024-12-05T07:09:27,851 INFO  [Time-limited test {}] hbase.Waiter(181): Waiting up to [12,000] milli-secs(wait.for.ratio=[1])
2024-12-05T07:09:27,865 INFO  [Time-limited test {}] hbase.Waiter(181): Waiting up to [12,000] milli-secs(wait.for.ratio=[1])
2024-12-05T07:09:27,865 DEBUG [Time-limited test {}] bucket.BucketCache(1474): Thread Time-limited test started persisting bucket cache to file
2024-12-05T07:09:27,865 DEBUG [Time-limited test {}] bucket.BucketCache(1481): Persist in new chunked persistence format.
2024-12-05T07:09:27,865 DEBUG [Time-limited test {}] bucket.BucketCache(1661): persistToFile: before persisting backing map size: 4, fullycachedFiles size: 0, chunkSize: 10000
2024-12-05T07:09:27,869 DEBUG [Time-limited test {}] bucket.BucketCache(1668): persistToFile: after persisting backing map size: 4, fullycachedFiles size: 0
2024-12-05T07:09:27,869 DEBUG [Time-limited test {}] bucket.BucketCache(1485): PersistToFile: after persisting backing map size: 4, fullycachedFiles size: 0, file name: bucket.persistence1733382567865
2024-12-05T07:09:27,869 DEBUG [Time-limited test {}] bucket.BucketCache(1496): Thread Time-limited test finished persisting bucket cache to file, renaming
2024-12-05T07:09:27,870 DEBUG [Time-limited test {}] bucket.BucketCache(843): removed key -7087659351102664622_0 from back map with offset lock 33509376 in the evict process
2024-12-05T07:09:27,883 INFO  [Time-limited test {}] hbase.Waiter(181): Waiting up to [12,000] milli-secs(wait.for.ratio=[1])
2024-12-05T07:09:27,883 INFO  [Time-limited test {}] bucket.FileIOEngine(99): Allocating cache 32 MB, on the path:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/5596f843-17b3-ad72-7e96-1f4bd67b194e/bucket.cache
2024-12-05T07:09:27,883 INFO  [Time-limited test {}] bucket.BucketCache(352): Instantiating BucketCache with acceptableFactor: 0.95, minFactor: 0.85, extraFreeFactor: 0.1, singleFactor: 0.25, multiFactor: 0.5, memoryFactor: 0.25
2024-12-05T07:09:27,883 INFO  [Time-limited test {}] bucket.BucketCache(465): Starting BucketCachePersisterThread
2024-12-05T07:09:27,884 INFO  [Time-limited test {}] bucket.BucketCachePersister(38): BucketCachePersister started with interval: 9223372036854775807
2024-12-05T07:09:27,884 INFO  [Thread-17 {}] bucket.BucketCache(1517): Started retrieving bucket cache from file
2024-12-05T07:09:27,884 INFO  [Time-limited test {}] bucket.BucketCache(390): Started bucket cache; ioengine=file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/5596f843-17b3-ad72-7e96-1f4bd67b194e/bucket.cache, capacity=32 MB, blockSize=8 KB, writerThreadNum=3, writerQLen=64, persistencePath=/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/5596f843-17b3-ad72-7e96-1f4bd67b194e/bucket.persistence, bucketAllocator=org.apache.hadoop.hbase.io.hfile.bucket.BucketAllocator
2024-12-05T07:09:27,884 INFO  [Thread-17 {}] bucket.BucketCache(1540): Reading new chunked format of persistence.
2024-12-05T07:09:27,885 INFO  [Thread-17 {}] bucket.BucketCache(1693): Retrieved 1 of chunks with blockCount = 4.
2024-12-05T07:09:27,889 WARN  [Thread-17 {}] bucket.BucketCache(1601): Checksum for cache file failed. We need to validate each cache key in the backing map. This may take some time, so we'll do it in a background thread,
2024-12-05T07:09:27,890 DEBUG [Thread-17 {}] bucket.BucketCache(1557): Updating region size map after retrieving cached file list
2024-12-05T07:09:27,891 INFO  [Thread-17 {}] bucket.BucketAllocator(343): Cache totalSize=33546240, buckets=910, bucket capacity=36864=(4*9216)=(FEWEST_ITEMS_IN_BUCKET*(largest configured bucketcache size))
2024-12-05T07:09:27,892 INFO  [Thread-17 {}] bucket.BucketCache(1550): Bucket cache retrieved from file successfully with size: 4
2024-12-05T07:09:27,892 INFO  [Thread-17 {}] bucket.BucketCache(400): Persistent bucket cache recovery from /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/5596f843-17b3-ad72-7e96-1f4bd67b194e/bucket.persistence is complete.
2024-12-05T07:09:27,940 DEBUG [Thread-19 {}] bucket.BucketCache(1619): Check for key -7087659351102664622_0 failed. Evicting.
2024-12-05T07:09:27,941 DEBUG [Thread-19 {}] bucket.BucketCache(843): removed key -7087659351102664622_0 from back map with offset lock 33509376 in the evict process
2024-12-05T07:09:27,941 INFO  [Thread-19 {}] bucket.BucketCache(1625): Finished validating 4 keys in the backing map. Recovered: 3. This took 1ms.
2024-12-05T07:09:27,998 INFO  [Time-limited test {}] hbase.ResourceChecker(175): after: io.hfile.bucket.TestRecoveryPersistentBucketCache#testBucketCacheRecovery Thread=43 (was 33) - Thread LEAK? -, OpenFileDescriptor=292 (was 290) - OpenFileDescriptor LEAK? -, MaxFileDescriptor=1048576 (was 1048576), SystemLoadAverage=293 (was 301), ProcessCount=11 (was 11), AvailableMemoryMB=6377 (was 6378)
2024-12-05T07:09:28,005 INFO  [Time-limited test {}] hbase.ResourceChecker(147): before: io.hfile.bucket.TestRecoveryPersistentBucketCache#testValidateCacheInitialization Thread=43, OpenFileDescriptor=292, MaxFileDescriptor=1048576, SystemLoadAverage=293, ProcessCount=11, AvailableMemoryMB=6376
2024-12-05T07:09:28,019 INFO  [Time-limited test {}] hbase.HBaseTestingUtility(451): System.getProperty("hadoop.log.dir") already set to: /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9/hadoop-log-dir so I do NOT create it in target/test-data/e944143b-90fe-9ba3-8ded-e2e602f9188f
2024-12-05T07:09:28,020 WARN  [Time-limited test {}] hbase.HBaseTestingUtility(455): hadoop.log.dir property value differs in configuration and system: Configuration=/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/../logs while System=/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9/hadoop-log-dir Erasing configuration value by system value.
2024-12-05T07:09:28,020 INFO  [Time-limited test {}] hbase.HBaseTestingUtility(451): System.getProperty("hadoop.tmp.dir") already set to: /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9/hadoop-tmp-dir so I do NOT create it in target/test-data/e944143b-90fe-9ba3-8ded-e2e602f9188f
2024-12-05T07:09:28,020 WARN  [Time-limited test {}] hbase.HBaseTestingUtility(455): hadoop.tmp.dir property value differs in configuration and system: Configuration=/tmp/hadoop-jenkins while System=/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/6fa8bc9c-63ae-8a4b-0555-21fca9a71ff9/hadoop-tmp-dir Erasing configuration value by system value.
2024-12-05T07:09:28,020 DEBUG [Time-limited test {}] hbase.HBaseTestingUtility(348): Setting hbase.rootdir to /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/e944143b-90fe-9ba3-8ded-e2e602f9188f
2024-12-05T07:09:28,021 DEBUG [Time-limited test {}] fs.HFileSystem(310): The file system is not a DistributedFileSystem. Skipping on block location reordering
2024-12-05T07:09:28,038 INFO  [Time-limited test {}] bucket.FileIOEngine(99): Allocating cache 32 MB, on the path:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/e944143b-90fe-9ba3-8ded-e2e602f9188f/bucket.cache
2024-12-05T07:09:28,038 INFO  [Time-limited test {}] bucket.BucketCache(352): Instantiating BucketCache with acceptableFactor: 0.95, minFactor: 0.85, extraFreeFactor: 0.1, singleFactor: 0.25, multiFactor: 0.5, memoryFactor: 0.25
2024-12-05T07:09:28,038 INFO  [Time-limited test {}] bucket.BucketCache(465): Starting BucketCachePersisterThread
2024-12-05T07:09:28,038 INFO  [Time-limited test {}] bucket.BucketCachePersister(38): BucketCachePersister started with interval: 9223372036854775807
2024-12-05T07:09:28,039 INFO  [Thread-21 {}] bucket.BucketCache(1517): Started retrieving bucket cache from file
2024-12-05T07:09:28,039 INFO  [Time-limited test {}] bucket.BucketCache(390): Started bucket cache; ioengine=file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/e944143b-90fe-9ba3-8ded-e2e602f9188f/bucket.cache, capacity=32 MB, blockSize=8 KB, writerThreadNum=3, writerQLen=64, persistencePath=/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/e944143b-90fe-9ba3-8ded-e2e602f9188f/bucket.persistence, bucketAllocator=org.apache.hadoop.hbase.io.hfile.bucket.BucketAllocator
2024-12-05T07:09:28,039 WARN  [Thread-21 {}] bucket.BucketCache(1520): Persistence file missing! It's ok if it's first run after enabling persistent cache.
2024-12-05T07:09:28,041 INFO  [Thread-21 {}] bucket.BucketAllocator(343): Cache totalSize=33546240, buckets=910, bucket capacity=36864=(4*9216)=(FEWEST_ITEMS_IN_BUCKET*(largest configured bucketcache size))
2024-12-05T07:09:28,041 INFO  [Thread-21 {}] bucket.BucketCache(400): Persistent bucket cache recovery from /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/e944143b-90fe-9ba3-8ded-e2e602f9188f/bucket.persistence is complete.
2024-12-05T07:09:28,155 INFO  [Time-limited test {}] hbase.Waiter(181): Waiting up to [12,000] milli-secs(wait.for.ratio=[1])
2024-12-05T07:09:28,169 INFO  [Time-limited test {}] hbase.Waiter(181): Waiting up to [12,000] milli-secs(wait.for.ratio=[1])
2024-12-05T07:09:28,184 INFO  [Time-limited test {}] hbase.Waiter(181): Waiting up to [12,000] milli-secs(wait.for.ratio=[1])
2024-12-05T07:09:28,198 INFO  [Time-limited test {}] hbase.Waiter(181): Waiting up to [12,000] milli-secs(wait.for.ratio=[1])
2024-12-05T07:09:28,198 DEBUG [Time-limited test {}] bucket.BucketCache(1474): Thread Time-limited test started persisting bucket cache to file
2024-12-05T07:09:28,198 DEBUG [Time-limited test {}] bucket.BucketCache(1481): Persist in new chunked persistence format.
2024-12-05T07:09:28,199 DEBUG [Time-limited test {}] bucket.BucketCache(1661): persistToFile: before persisting backing map size: 4, fullycachedFiles size: 0, chunkSize: 10000
2024-12-05T07:09:28,202 DEBUG [Time-limited test {}] bucket.BucketCache(1668): persistToFile: after persisting backing map size: 4, fullycachedFiles size: 0
2024-12-05T07:09:28,202 DEBUG [Time-limited test {}] bucket.BucketCache(1485): PersistToFile: after persisting backing map size: 4, fullycachedFiles size: 0, file name: bucket.persistence1733382568198
2024-12-05T07:09:28,203 DEBUG [Time-limited test {}] bucket.BucketCache(1496): Thread Time-limited test finished persisting bucket cache to file, renaming
2024-12-05T07:09:28,203 INFO  [Time-limited test {}] bucket.FileIOEngine(99): Allocating cache 32 MB, on the path:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/e944143b-90fe-9ba3-8ded-e2e602f9188f/bucket.cache
2024-12-05T07:09:28,203 INFO  [Time-limited test {}] bucket.BucketCache(352): Instantiating BucketCache with acceptableFactor: 0.95, minFactor: 0.85, extraFreeFactor: 0.1, singleFactor: 0.25, multiFactor: 0.5, memoryFactor: 0.25
2024-12-05T07:09:28,203 INFO  [Time-limited test {}] bucket.BucketCache(465): Starting BucketCachePersisterThread
2024-12-05T07:09:28,204 INFO  [Time-limited test {}] bucket.BucketCachePersister(38): BucketCachePersister started with interval: 9223372036854775807
2024-12-05T07:09:28,204 INFO  [Thread-23 {}] bucket.BucketCache(1517): Started retrieving bucket cache from file
2024-12-05T07:09:28,204 INFO  [Time-limited test {}] bucket.BucketCache(390): Started bucket cache; ioengine=file:/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/e944143b-90fe-9ba3-8ded-e2e602f9188f/bucket.cache, capacity=32 MB, blockSize=8 KB, writerThreadNum=3, writerQLen=64, persistencePath=/home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/e944143b-90fe-9ba3-8ded-e2e602f9188f/bucket.persistence, bucketAllocator=org.apache.hadoop.hbase.io.hfile.bucket.BucketAllocator
2024-12-05T07:09:28,204 INFO  [Thread-23 {}] bucket.BucketCache(1540): Reading new chunked format of persistence.
2024-12-05T07:09:28,205 INFO  [Thread-23 {}] bucket.BucketCache(1693): Retrieved 1 of chunks with blockCount = 4.
2024-12-05T07:09:28,208 DEBUG [Thread-23 {}] bucket.BucketCache(1557): Updating region size map after retrieving cached file list
2024-12-05T07:09:28,209 INFO  [Thread-23 {}] bucket.BucketAllocator(343): Cache totalSize=33546240, buckets=910, bucket capacity=36864=(4*9216)=(FEWEST_ITEMS_IN_BUCKET*(largest configured bucketcache size))
2024-12-05T07:09:28,209 INFO  [Thread-23 {}] bucket.BucketCache(1550): Bucket cache retrieved from file successfully with size: 4
2024-12-05T07:09:28,209 INFO  [Thread-23 {}] bucket.BucketCache(400): Persistent bucket cache recovery from /home/jenkins/jenkins-home/workspace/HBase-Flaky-Tests_branch-2/hbase-server/target/test-data/e944143b-90fe-9ba3-8ded-e2e602f9188f/bucket.persistence is complete.
2024-12-05T07:09:28,305 WARN  [Time-limited test {}] bucket.BucketCache(2374): Bucket initialisation pending at BucketCache::acceptableSize
2024-12-05T07:09:28,305 WARN  [Time-limited test {}] bucket.BucketCache(2374): Bucket initialisation pending at BucketCache::getPartitionSize
2024-12-05T07:09:28,305 WARN  [Time-limited test {}] bucket.BucketCache(2374): Bucket initialisation pending at BucketCache:getFreeSize
2024-12-05T07:09:28,305 WARN  [Time-limited test {}] bucket.BucketCache(2374): Bucket initialisation pending at BucketCache::getCurrentSize
2024-12-05T07:09:28,305 WARN  [Time-limited test {}] bucket.BucketCache(2374): Bucket initialisation pending at blockFitsIntoTheCache
2024-12-05T07:09:28,312 INFO  [Time-limited test {}] hbase.ResourceChecker(175): after: io.hfile.bucket.TestRecoveryPersistentBucketCache#testValidateCacheInitialization Thread=53 (was 43) - Thread LEAK? -, OpenFileDescriptor=294 (was 292) - OpenFileDescriptor LEAK? -, MaxFileDescriptor=1048576 (was 1048576), SystemLoadAverage=293 (was 293), ProcessCount=11 (was 11), AvailableMemoryMB=6367 (was 6376)