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Posted to issues@ozone.apache.org by "Sammi Chen (Jira)" <ji...@apache.org> on 2022/09/06 12:52:00 UTC
[jira] [Resolved] (HDDS-7197) Schema V3 RocksDB instance statitics register as metrics collision
[ https://issues.apache.org/jira/browse/HDDS-7197?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sammi Chen resolved HDDS-7197.
------------------------------
Resolution: Fixed
> Schema V3 RocksDB instance statitics register as metrics collision
> ------------------------------------------------------------------
>
> Key: HDDS-7197
> URL: https://issues.apache.org/jira/browse/HDDS-7197
> Project: Apache Ozone
> Issue Type: Sub-task
> Reporter: Sammi Chen
> Assignee: Sammi Chen
> Priority: Major
> Labels: pull-request-available
>
> Currently RocksDB registers its statistics as jmx metrics with db directory name, which is "container.db", same for all rocksdb . Then only the first register will succeed, others will fail with following logs.
>
> 2022-09-01 13:25:43,867 [main] WARN util.MBeans: Error creating MBean object name: Hadoop:service=Ozone,name=RocksDbStore,dbName=container.db
> org.apache.hadoop.metrics2.MetricsException: org.apache.hadoop.metrics2.MetricsException: Hadoop:service=Ozone,name=RocksDbStore,dbName=container.db already exists!
> at org.apache.hadoop.metrics2.lib.DefaultMetricsSystem.newObjectName(DefaultMetricsSystem.java:135)
> at org.apache.hadoop.metrics2.lib.DefaultMetricsSystem.newMBeanName(DefaultMetricsSystem.java:110)
> at org.apache.hadoop.metrics2.util.MBeans.getMBeanName(MBeans.java:165)
> at org.apache.hadoop.metrics2.util.MBeans.register(MBeans.java:97)
> at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.base/java.lang.reflect.Method.invoke(Method.java:566)
> at org.apache.hadoop.hdds.HddsUtils.registerWithJmxProperties(HddsUtils.java:562)
> at org.apache.hadoop.hdds.utils.db.RDBStore.<init>(RDBStore.java:86)
> at org.apache.hadoop.hdds.utils.db.DBStoreBuilder.build(DBStoreBuilder.java:190)
> at org.apache.hadoop.ozone.container.metadata.AbstractDatanodeStore.start(AbstractDatanodeStore.java:143)
> at org.apache.hadoop.ozone.container.metadata.AbstractDatanodeStore.<init>(AbstractDatanodeStore.java:99)
> at org.apache.hadoop.ozone.container.metadata.DatanodeStoreSchemaThreeImpl.<init>(DatanodeStoreSchemaThreeImpl.java:54)
> at org.apache.hadoop.ozone.container.keyvalue.helpers.BlockUtils.getUncachedDatanodeStore(BlockUtils.java:84)
> at org.apache.hadoop.ozone.container.common.utils.HddsVolumeUtil.initPerDiskDBStore(HddsVolumeUtil.java:72)
> at org.apache.hadoop.ozone.container.common.volume.HddsVolume.loadDbStore(HddsVolume.java:255)
> at org.apache.hadoop.ozone.container.common.utils.HddsVolumeUtil.loadAllHddsVolumeDbStore(HddsVolumeUtil.java:92)
> at org.apache.hadoop.ozone.debug.container.ContainerCommands.loadContainersFromVolumes(ContainerCommands.java:147)
> at org.apache.hadoop.ozone.debug.container.InfoSubcommand.call(InfoSubcommand.java:47)
> at org.apache.hadoop.ozone.debug.container.InfoSubcommand.call(InfoSubcommand.java:32)
> at picocli.CommandLine.executeUserObject(CommandLine.java:1953)
> at picocli.CommandLine.access$1300(CommandLine.java:145)
> at picocli.CommandLine$RunLast.executeUserObjectOfLastSubcommandWithSameParent(CommandLine.java:2352)
> at picocli.CommandLine$RunLast.handle(CommandLine.java:2346)
> at picocli.CommandLine$RunLast.handle(CommandLine.java:2311)
> at picocli.CommandLine$AbstractParseResultHandler.execute(CommandLine.java:2179)
> at picocli.CommandLine.execute(CommandLine.java:2078)
> at org.apache.hadoop.hdds.cli.GenericCli.execute(GenericCli.java:100)
> at org.apache.hadoop.hdds.cli.GenericCli.run(GenericCli.java:91)
> at org.apache.hadoop.ozone.debug.OzoneDebug.main(OzoneDebug.java:57)
> Caused by: org.apache.hadoop.metrics2.MetricsException: Hadoop:service=Ozone,name=RocksDbStore,dbName=container.db already exists!
> at org.apache.hadoop.metrics2.lib.DefaultMetricsSystem.newObjectName(DefaultMetricsSystem.java:131)
> ... 30 more
>
> Also, there is following logs with the current implementation.
> 2022-09-01 13:25:44,401 [Finalizer] WARN managed.ManagedRocksObjectUtils: ManagedStatistics is not closed properly
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