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Posted to issues@aurora.apache.org by "Bill Farner (JIRA)" <ji...@apache.org> on 2014/08/08 02:44:12 UTC
[jira] [Commented] (AURORA-641) NULL not allowed for column
"SLAVE_ID"
[ https://issues.apache.org/jira/browse/AURORA-641?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14090105#comment-14090105 ]
Bill Farner commented on AURORA-641:
------------------------------------
https://reviews.apache.org/r/24486/
> NULL not allowed for column "SLAVE_ID"
> --------------------------------------
>
> Key: AURORA-641
> URL: https://issues.apache.org/jira/browse/AURORA-641
> Project: Aurora
> Issue Type: Bug
> Components: Scheduler
> Reporter: David Robinson
> Assignee: Bill Farner
> Priority: Blocker
>
> This occurs when a scheduler is elected as leader.
> {noformat}
> I0807 23:56:31.599 THREAD123 com.twitter.common.zookeeper.CandidateImpl$4.onGroupChange: Candidate /twitter/service/mesos/test/scheduler/singleton_candidate_0000014666 is now leader of group: [singleton_candidate_0000014666, singleton_candidate_0000014667]
> I0807 23:56:31.600 THREAD123 com.twitter.common.util.StateMachine$Builder$1.execute: SchedulerLifecycle state machine transition STORAGE_PREPARED -> LEADER_AWAITING_REGISTRATION
> I0807 23:56:31.600 THREAD123 org.apache.aurora.scheduler.SchedulerLifecycle$6.execute: Elected as leading scheduler!
> I0807 23:56:31.608182 48658 log.cpp:656] Attempting to start the writer
> I0807 23:56:31.609185 48648 replica.cpp:474] Replica received implicit promise request with proposal 973
> I0807 23:56:31.610455 48648 leveldb.cpp:306] Persisting metadata (9 bytes) to leveldb took 1.232568ms
> I0807 23:56:31.610478 48648 replica.cpp:342] Persisted promised to 973
> I0807 23:56:31.610785 48661 coordinator.cpp:230] Coordinator attemping to fill missing position
> I0807 23:56:31.610908 48661 log.cpp:672] Writer started with ending position 5895696
> I0807 23:56:31.611747 48662 log.cpp:680] Attempting to append 5 bytes to the log
> I0807 23:56:31.611834 48652 coordinator.cpp:340] Coordinator attempting to write APPEND action at position 5895697
> I0807 23:56:31.612781 48658 replica.cpp:508] Replica received write request for position 5895697
> I0807 23:56:31.613420 48658 leveldb.cpp:343] Persisting action (26 bytes) to leveldb took 612090ns
> I0807 23:56:31.613436 48658 replica.cpp:676] Persisted action at 5895697
> I0807 23:56:31.613919 48642 replica.cpp:655] Replica received learned notice for position 5895697
> I0807 23:56:31.614447 48642 leveldb.cpp:343] Persisting action (28 bytes) to leveldb took 511815ns
> I0807 23:56:31.614461 48642 replica.cpp:676] Persisted action at 5895697
> I0807 23:56:31.614470 48642 replica.cpp:661] Replica learned APPEND action at position 5895697
> D0807 23:56:31.617 THREAD123 org.apache.aurora.scheduler.log.mesos.MesosLog$LogStream$2.hasNext: Reading position 5889944 from the log
> I0807 23:56:31.617883 48645 leveldb.cpp:438] Reading position from leveldb took 218724ns
> I0807 23:56:31.622 THREAD123 org.apache.aurora.scheduler.storage.log.Entries.inflate: Inflating deflated log entry of size 385991
> I0807 23:56:31.646 THREAD123 org.apache.aurora.scheduler.storage.log.Entries.inflate: Inflated log entry size: 4010044
> I0807 23:56:31.981 THREAD123 org.apache.aurora.scheduler.storage.log.LogStorage.replay: Applying snapshot taken on Thu Aug 07 22:19:12 UTC 2014
> I0807 23:56:31.984 THREAD123 org.apache.aurora.scheduler.storage.log.SnapshotStoreImpl$9.execute: Restoring snapshot.
> D0807 23:56:31.984 THREAD123 org.apache.ibatis.transaction.jdbc.JdbcTransaction.openConnection: Opening JDBC Connection
> D0807 23:56:31.984 THREAD123 org.apache.ibatis.datasource.pooled.PooledDataSource.popConnection: Checked out connection 1531749677 from pool.
> D0807 23:56:31.985 THREAD123 org.apache.ibatis.transaction.jdbc.JdbcTransaction.setDesiredAutoCommit: Setting autocommit to false on JDBC Connection [conn0: url=jdbc:h2:mem:aurora user=]
> D0807 23:56:31.985 THREAD123 org.apache.ibatis.logging.jdbc.BaseJdbcLogger.debug: ==> Preparing: DELETE FROM host_attribute_values; DELETE FROM host_attributes
> D0807 23:56:31.986 THREAD123 org.apache.ibatis.logging.jdbc.BaseJdbcLogger.debug: ==> Parameters:
> D0807 23:56:31.987 THREAD123 org.apache.ibatis.logging.jdbc.BaseJdbcLogger.debug: <== Updates: 0
> D0807 23:56:31.987 THREAD123 org.apache.ibatis.transaction.jdbc.JdbcTransaction.commit: Committing JDBC Connection [conn0: url=jdbc:h2:mem:aurora user=]
> D0807 23:56:31.988 THREAD123 org.apache.ibatis.transaction.jdbc.JdbcTransaction.resetAutoCommit: Resetting autocommit to true on JDBC Connection [conn0: url=jdbc:h2:mem:aurora user=]
> D0807 23:56:31.988 THREAD123 org.apache.ibatis.transaction.jdbc.JdbcTransaction.close: Closing JDBC Connection [conn0: url=jdbc:h2:mem:aurora user=]
> D0807 23:56:31.988 THREAD123 org.apache.ibatis.datasource.pooled.PooledDataSource.pushConnection: Returned connection 1531749677 to pool.
> D0807 23:56:31.992 THREAD123 org.apache.ibatis.transaction.jdbc.JdbcTransaction.openConnection: Opening JDBC Connection
> D0807 23:56:31.992 THREAD123 org.apache.ibatis.datasource.pooled.PooledDataSource.popConnection: Checked out connection 1531749677 from pool.
> D0807 23:56:31.992 THREAD123 org.apache.ibatis.transaction.jdbc.JdbcTransaction.setDesiredAutoCommit: Setting autocommit to false on JDBC Connection [conn0: url=jdbc:h2:mem:aurora user=]
> D0807 23:56:31.992 THREAD123 org.apache.ibatis.logging.jdbc.BaseJdbcLogger.debug: ==> Preparing: SELECT a.id AS a_id, a.host AS a_host, a.mode AS a_mode, a.slave_id AS a_slave_id, a.slave_id AS v_slave_id, v.id AS v_id, v.name AS v_name, v.value AS v_value FROM host_attributes as a // Left outer join since a host attribute may have an empty set of values (no matching rows). LEFT OUTER JOIN host_attribute_values AS v ON v.host_attribute_id = a.id WHERE host = ?
> D0807 23:56:31.999 THREAD123 org.apache.ibatis.logging.jdbc.BaseJdbcLogger.debug: ==> Parameters: server1.example.com(String)
> D0807 23:56:32.026 THREAD123 org.apache.ibatis.logging.jdbc.BaseJdbcLogger.debug: <== Total: 0
> D0807 23:56:32.028 THREAD123 org.apache.ibatis.transaction.jdbc.JdbcTransaction.resetAutoCommit: Resetting autocommit to true on JDBC Connection [conn0: url=jdbc:h2:mem:aurora user=]
> D0807 23:56:32.029 THREAD123 org.apache.ibatis.transaction.jdbc.JdbcTransaction.close: Closing JDBC Connection [conn0: url=jdbc:h2:mem:aurora user=]
> D0807 23:56:32.029 THREAD123 org.apache.ibatis.datasource.pooled.PooledDataSource.pushConnection: Returned connection 1531749677 to pool.
> D0807 23:56:32.029 THREAD123 org.apache.ibatis.transaction.jdbc.JdbcTransaction.openConnection: Opening JDBC Connection
> D0807 23:56:32.029 THREAD123 org.apache.ibatis.datasource.pooled.PooledDataSource.popConnection: Checked out connection 1531749677 from pool.
> D0807 23:56:32.030 THREAD123 org.apache.ibatis.transaction.jdbc.JdbcTransaction.setDesiredAutoCommit: Setting autocommit to false on JDBC Connection [conn0: url=jdbc:h2:mem:aurora user=]
> D0807 23:56:32.030 THREAD123 org.apache.ibatis.logging.jdbc.BaseJdbcLogger.debug: ==> Preparing: DELETE FROM host_attributes WHERE host = ?
> D0807 23:56:32.031 THREAD123 org.apache.ibatis.logging.jdbc.BaseJdbcLogger.debug: ==> Parameters: server1.example.com(String)
> D0807 23:56:32.031 THREAD123 org.apache.ibatis.logging.jdbc.BaseJdbcLogger.debug: <== Updates: 0
> D0807 23:56:32.031 THREAD123 org.apache.ibatis.transaction.jdbc.JdbcTransaction.commit: Committing JDBC Connection [conn0: url=jdbc:h2:mem:aurora user=]
> D0807 23:56:32.032 THREAD123 org.apache.ibatis.transaction.jdbc.JdbcTransaction.resetAutoCommit: Resetting autocommit to true on JDBC Connection [conn0: url=jdbc:h2:mem:aurora user=]
> D0807 23:56:32.032 THREAD123 org.apache.ibatis.transaction.jdbc.JdbcTransaction.close: Closing JDBC Connection [conn0: url=jdbc:h2:mem:aurora user=]
> D0807 23:56:32.032 THREAD123 org.apache.ibatis.datasource.pooled.PooledDataSource.pushConnection: Returned connection 1531749677 to pool.
> D0807 23:56:32.032 THREAD123 org.apache.ibatis.transaction.jdbc.JdbcTransaction.openConnection: Opening JDBC Connection
> D0807 23:56:32.032 THREAD123 org.apache.ibatis.datasource.pooled.PooledDataSource.popConnection: Checked out connection 1531749677 from pool.
> D0807 23:56:32.033 THREAD123 org.apache.ibatis.transaction.jdbc.JdbcTransaction.setDesiredAutoCommit: Setting autocommit to false on JDBC Connection [conn0: url=jdbc:h2:mem:aurora user=]
> D0807 23:56:32.033 THREAD123 org.apache.ibatis.logging.jdbc.BaseJdbcLogger.debug: ==> Preparing: INSERT INTO host_attributes ( host, mode, slave_id ) VALUES ( ?, ?, ? )
> D0807 23:56:32.035 THREAD123 org.apache.ibatis.logging.jdbc.BaseJdbcLogger.debug: ==> Parameters: server1.example.com(String), 1(Integer), null
> D0807 23:56:32.038 THREAD123 org.apache.ibatis.transaction.jdbc.JdbcTransaction.rollback: Rolling back JDBC Connection [conn0: url=jdbc:h2:mem:aurora user=]
> D0807 23:56:32.038 THREAD123 org.apache.ibatis.transaction.jdbc.JdbcTransaction.resetAutoCommit: Resetting autocommit to true on JDBC Connection [conn0: url=jdbc:h2:mem:aurora user=]
> D0807 23:56:32.038 THREAD123 org.apache.ibatis.transaction.jdbc.JdbcTransaction.close: Closing JDBC Connection [conn0: url=jdbc:h2:mem:aurora user=]
> D0807 23:56:32.039 THREAD123 org.apache.ibatis.datasource.pooled.PooledDataSource.pushConnection: Returned connection 1531749677 to pool.
> E0807 23:56:32.040 THREAD123 org.apache.aurora.scheduler.SchedulerLifecycle$9.execute: Caught unchecked exception: org.apache.ibatis.exceptions.PersistenceException:
> ### Error updating database. Cause: org.h2.jdbc.JdbcSQLException: NULL not allowed for column "SLAVE_ID"; SQL statement:
> INSERT INTO host_attributes (
> host,
> mode,
> slave_id
> ) VALUES (
> ?,
> ?,
> ?
> ) [23502-177]
> ### The error may involve defaultParameterMap
> ### The error occurred while setting parameters
> ### SQL: INSERT INTO host_attributes ( host, mode, slave_id ) VALUES ( ?, ?, ? )
> ### Cause: org.h2.jdbc.JdbcSQLException: NULL not allowed for column "SLAVE_ID"; SQL statement:
> INSERT INTO host_attributes (
> host,
> mode,
> slave_id
> ) VALUES (
> ?,
> ?,
> ?
> ) [23502-177]
> org.apache.ibatis.exceptions.PersistenceException:
> ### Error updating database. Cause: org.h2.jdbc.JdbcSQLException: NULL not allowed for column "SLAVE_ID"; SQL statement:
> INSERT INTO host_attributes (
> host,
> mode,
> slave_id
> ) VALUES (
> ?,
> ?,
> ?
> ) [23502-177]
> ### The error may involve defaultParameterMap
> ### The error occurred while setting parameters
> ### SQL: INSERT INTO host_attributes ( host, mode, slave_id ) VALUES ( ?, ?, ? )
> ### Cause: org.h2.jdbc.JdbcSQLException: NULL not allowed for column "SLAVE_ID"; SQL statement:
> INSERT INTO host_attributes (
> host,
> mode,
> slave_id
> ) VALUES (
> ?,
> ?,
> ?
> ) [23502-177]
> at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:26)
> at org.apache.ibatis.session.defaults.DefaultSqlSession.update(DefaultSqlSession.java:154)
> at org.apache.ibatis.session.defaults.DefaultSqlSession.insert(DefaultSqlSession.java:141)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at org.apache.ibatis.session.SqlSessionManager$SqlSessionInterceptor.invoke(SqlSessionManager.java:285)
> at com.sun.proxy.$Proxy72.insert(Unknown Source)
> at org.apache.ibatis.session.SqlSessionManager.insert(SqlSessionManager.java:198)
> at org.apache.ibatis.binding.MapperMethod.execute(MapperMethod.java:51)
> at org.apache.ibatis.binding.MapperProxy.invoke(MapperProxy.java:52)
> at org.apache.aurora.scheduler.storage.db.$Proxy77.insert(Unknown Source)
> at org.apache.aurora.scheduler.storage.db.DbAttributeStore.merge(DbAttributeStore.java:86)
> at org.apache.aurora.scheduler.storage.db.DbAttributeStore.saveHostAttributes(DbAttributeStore.java:69)
> at org.apache.aurora.scheduler.storage.log.SnapshotStoreImpl$1.restoreFromSnapshot(SnapshotStoreImpl.java:83)
> at org.apache.aurora.scheduler.storage.log.SnapshotStoreImpl$9.execute(SnapshotStoreImpl.java:271)
> at org.apache.aurora.scheduler.storage.Storage$MutateWork$NoResult.apply(Storage.java:131)
> at org.apache.aurora.scheduler.storage.Storage$MutateWork$NoResult$Quiet.apply(Storage.java:148)
> at org.apache.aurora.scheduler.storage.mem.MemStorage.doWork(MemStorage.java:175)
> at org.apache.aurora.scheduler.storage.mem.MemStorage.write(MemStorage.java:191)
> at org.apache.aurora.scheduler.storage.log.SnapshotStoreImpl.applySnapshot(SnapshotStoreImpl.java:265)
> at com.twitter.common.inject.TimedInterceptor.invoke(TimedInterceptor.java:87)
> at org.apache.aurora.scheduler.storage.log.SnapshotStoreImpl.applySnapshot(SnapshotStoreImpl.java:65)
> at org.apache.aurora.scheduler.storage.backup.StorageBackup$StorageBackupImpl.applySnapshot(StorageBackup.java:208)
> at org.apache.aurora.scheduler.storage.backup.StorageBackup$StorageBackupImpl.applySnapshot(StorageBackup.java:68)
> at org.apache.aurora.scheduler.storage.log.LogStorage.replay(LogStorage.java:368)
> at org.apache.aurora.scheduler.storage.log.LogStorage$3.execute(LogStorage.java:349)
> at org.apache.aurora.scheduler.storage.log.LogStorage$3.execute(LogStorage.java:346)
> at org.apache.aurora.scheduler.storage.log.LogManager$StreamManager.readFromBeginning(LogManager.java:188)
> at org.apache.aurora.scheduler.storage.log.LogStorage.recover(LogStorage.java:346)
> at com.twitter.common.inject.TimedInterceptor.invoke(TimedInterceptor.java:87)
> at org.apache.aurora.scheduler.storage.log.LogStorage$2.execute(LogStorage.java:326)
> at org.apache.aurora.scheduler.storage.Storage$MutateWork$NoResult.apply(Storage.java:131)
> at org.apache.aurora.scheduler.storage.Storage$MutateWork$NoResult$Quiet.apply(Storage.java:148)
> at org.apache.aurora.scheduler.storage.mem.MemStorage.doWork(MemStorage.java:175)
> at org.apache.aurora.scheduler.storage.mem.MemStorage.write(MemStorage.java:191)
> at org.apache.aurora.scheduler.storage.log.LogStorage.write(LogStorage.java:537)
> at org.apache.aurora.scheduler.storage.log.LogStorage.start(LogStorage.java:320)
> at org.apache.aurora.scheduler.storage.CallOrderEnforcingStorage.start(CallOrderEnforcingStorage.java:92)
> at org.apache.aurora.scheduler.SchedulerLifecycle$6.execute(SchedulerLifecycle.java:248)
> at org.apache.aurora.scheduler.SchedulerLifecycle$6.execute(SchedulerLifecycle.java:244)
> at com.twitter.common.base.Closures$4.execute(Closures.java:120)
> at org.apache.aurora.scheduler.SchedulerLifecycle$9.execute(SchedulerLifecycle.java:423)
> at org.apache.aurora.scheduler.SchedulerLifecycle$9.execute(SchedulerLifecycle.java:419)
> at com.twitter.common.base.Closures$4.execute(Closures.java:120)
> at com.twitter.common.base.Closures$3.execute(Closures.java:98)
> at com.twitter.common.util.StateMachine.transition(StateMachine.java:191)
> at org.apache.aurora.scheduler.SchedulerLifecycle$SchedulerCandidateImpl.onLeading(SchedulerLifecycle.java:465)
> at com.twitter.common.zookeeper.SingletonService$1.onElected(SingletonService.java:168)
> at com.twitter.common.zookeeper.CandidateImpl$4.onGroupChange(CandidateImpl.java:155)
> at com.twitter.common.zookeeper.Group$GroupMonitor.setMembers(Group.java:665)
> at com.twitter.common.zookeeper.Group$GroupMonitor.watchGroup(Group.java:638)
> at com.twitter.common.zookeeper.Group$GroupMonitor.access$900(Group.java:579)
> at com.twitter.common.zookeeper.Group$GroupMonitor$2.get(Group.java:600)
> at com.twitter.common.zookeeper.Group$GroupMonitor$2.get(Group.java:597)
> at com.twitter.common.util.BackoffHelper$1.get(BackoffHelper.java:109)
> at com.twitter.common.util.BackoffHelper$1.get(BackoffHelper.java:107)
> at com.twitter.common.util.BackoffHelper.doUntilResult(BackoffHelper.java:127)
> at com.twitter.common.util.BackoffHelper.doUntilSuccess(BackoffHelper.java:107)
> at com.twitter.common.zookeeper.Group$GroupMonitor.tryWatchGroup(Group.java:622)
> at com.twitter.common.zookeeper.Group$GroupMonitor.access$1100(Group.java:579)
> at com.twitter.common.zookeeper.Group$GroupMonitor$1.process(Group.java:591)
> at org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:531)
> at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:507)
> Caused by: org.h2.jdbc.JdbcSQLException: NULL not allowed for column "SLAVE_ID"; SQL statement:
> INSERT INTO host_attributes (
> host,
> mode,
> slave_id
> ) VALUES (
> ?,
> ?,
> ?
> ) [23502-177]
> at org.h2.message.DbException.getJdbcSQLException(DbException.java:344)
> at org.h2.message.DbException.get(DbException.java:178)
> at org.h2.message.DbException.get(DbException.java:154)
> at org.h2.table.Column.validateConvertUpdateSequence(Column.java:308)
> at org.h2.table.Table.validateConvertUpdateSequence(Table.java:726)
> at org.h2.command.dml.Insert.insertRows(Insert.java:152)
> at org.h2.command.dml.Insert.update(Insert.java:115)
> at org.h2.command.CommandContainer.update(CommandContainer.java:79)
> at org.h2.command.Command.executeUpdate(Command.java:254)
> at org.h2.jdbc.JdbcPreparedStatement.execute(JdbcPreparedStatement.java:199)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at org.apache.ibatis.logging.jdbc.PreparedStatementLogger.invoke(PreparedStatementLogger.java:62)
> at com.sun.proxy.$Proxy120.execute(Unknown Source)
> at org.apache.ibatis.executor.statement.PreparedStatementHandler.update(PreparedStatementHandler.java:44)
> at org.apache.ibatis.executor.statement.RoutingStatementHandler.update(RoutingStatementHandler.java:69)
> at org.apache.ibatis.executor.SimpleExecutor.doUpdate(SimpleExecutor.java:48)
> at org.apache.ibatis.executor.BaseExecutor.update(BaseExecutor.java:105)
> at org.apache.ibatis.executor.CachingExecutor.update(CachingExecutor.java:71)
> at org.apache.ibatis.session.defaults.DefaultSqlSession.update(DefaultSqlSession.java:152)
> ... 63 more
> I0807 23:56:32.041 THREAD123 com.twitter.common.util.StateMachine$Builder$1.execute: SchedulerLifecycle state machine transition LEADER_AWAITING_REGISTRATION -> DEAD
> D0807 23:56:32.045 THREAD122 org.apache.zookeeper.ClientCnxn$SendThread.readResponse: Got notification sessionid:0x476a37cafc248d
> D0807 23:56:32.045 THREAD122 org.apache.zookeeper.ClientCnxn$SendThread.readResponse: Got WatchedEvent state:SyncConnected type:NodeDeleted path:/twitter/service/mesos/test/scheduler/singleton_candidate_0000014666 for sessionid 0x476a37cafc248d
> D0807 23:56:32.046 THREAD122 org.apache.zookeeper.ClientCnxn$SendThread.readResponse: Got notification sessionid:0x476a37cafc248d
> D0807 23:56:32.046 THREAD122 org.apache.zookeeper.ClientCnxn$SendThread.readResponse: Got WatchedEvent state:SyncConnected type:NodeChildrenChanged path:/twitter/service/mesos/test/scheduler for sessionid 0x476a37cafc248d
> D0807 23:56:32.046 THREAD122 org.apache.zookeeper.ClientCnxn$SendThread.readResponse: Reading reply sessionid:0x476a37cafc248d, packet:: clientPath:null serverPath:null finished:false header:: 13,2 replyHeader:: 13,14925011373570,0 request:: '/twitter/service/mesos/test/scheduler/singleton_candidate_0000014666,-1 response:: null
> I0807 23:56:32.047 THREAD123 com.twitter.common.application.Lifecycle.shutdown: Shutting down application
> I0807 23:56:32.047 THREAD123 com.twitter.common.application.ShutdownRegistry$ShutdownRegistryImpl.execute: Executing 6 shutdown commands.
> I0807 23:56:32.049 THREAD123 org.apache.aurora.scheduler.app.AppModule$RegisterShutdownStackPrinter$2.execute: Shutdown initiated by: Thread: main-EventThread (id 123)
> java.lang.Thread.getStackTrace(Thread.java:1589)
> org.apache.aurora.scheduler.app.AppModule$RegisterShutdownStackPrinter$2.execute(AppModule.java:150)
> com.twitter.common.application.ShutdownRegistry$ShutdownRegistryImpl.execute(ShutdownRegistry.java:88)
> com.twitter.common.application.Lifecycle.shutdown(Lifecycle.java:92)
> org.apache.aurora.scheduler.SchedulerLifecycle$8.execute(SchedulerLifecycle.java:380)
> org.apache.aurora.scheduler.SchedulerLifecycle$8.execute(SchedulerLifecycle.java:352)
> com.twitter.common.base.Closures$4.execute(Closures.java:120)
> com.twitter.common.base.Closures$3.execute(Closures.java:98)
> com.twitter.common.util.StateMachine.transition(StateMachine.java:191)
> org.apache.aurora.scheduler.SchedulerLifecycle$9.execute(SchedulerLifecycle.java:426)
> org.apache.aurora.scheduler.SchedulerLifecycle$9.execute(SchedulerLifecycle.java:419)
> com.twitter.common.base.Closures$4.execute(Closures.java:120)
> com.twitter.common.base.Closures$3.execute(Closures.java:98)
> com.twitter.common.util.StateMachine.transition(StateMachine.java:191)
> org.apache.aurora.scheduler.SchedulerLifecycle$SchedulerCandidateImpl.onLeading(SchedulerLifecycle.java:465)
> com.twitter.common.zookeeper.SingletonService$1.onElected(SingletonService.java:168)
> com.twitter.common.zookeeper.CandidateImpl$4.onGroupChange(CandidateImpl.java:155)
> com.twitter.common.zookeeper.Group$GroupMonitor.setMembers(Group.java:665)
> com.twitter.common.zookeeper.Group$GroupMonitor.watchGroup(Group.java:638)
> com.twitter.common.zookeeper.Group$GroupMonitor.access$900(Group.java:579)
> com.twitter.common.zookeeper.Group$GroupMonitor$2.get(Group.java:600)
> com.twitter.common.zookeeper.Group$GroupMonitor$2.get(Group.java:597)
> com.twitter.common.util.BackoffHelper$1.get(BackoffHelper.java:109)
> com.twitter.common.util.BackoffHelper$1.get(BackoffHelper.java:107)
> com.twitter.common.util.BackoffHelper.doUntilResult(BackoffHelper.java:127)
> com.twitter.common.util.BackoffHelper.doUntilSuccess(BackoffHelper.java:107)
> com.twitter.common.zookeeper.Group$GroupMonitor.tryWatchGroup(Group.java:622)
> com.twitter.common.zookeeper.Group$GroupMonitor.access$1100(Group.java:579)
> com.twitter.common.zookeeper.Group$GroupMonitor$1.process(Group.java:591)
> org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:531)
> org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:507)
> I0807 23:56:32.050 THREAD123 com.twitter.common.stats.TimeSeriesRepositoryImpl$3.execute: Variable sampler shut down
> I0807 23:56:32.050 THREAD123 org.apache.aurora.scheduler.http.JettyServerModule$HttpServerLauncher$1.execute: Shutting down embedded http server
> {noformat}
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