[jira] [Updated] (HBASE-19937) Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer are initialized
[
https://issues.apache.org/jira/browse/HBASE-19937?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Andrew Purtell updated HBASE-19937:
---
Fix Version/s: (was: 1.5.0)
> Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer
> are initialized
> -
>
> Key: HBASE-19937
> URL: https://issues.apache.org/jira/browse/HBASE-19937
> Project: HBase
> Issue Type: Bug
> Components: rsgroup
>Affects Versions: 2.0.0-beta-2
>Reporter: Xiaolin Ha
>Assignee: Xiaolin Ha
>Priority: Major
> Fix For: 2.0.0-beta-2, 1.4.2, 2.0.0
>
> Attachments: HBASE-19937.branch-2.001.patch,
> HBASE-19937.branch-2.002.patch, HBASE-19937.branch-2.003.patch,
> HBASE-19937.branch-2.004.patch, HBASE-19937.branch-2.005.patch,
> HBASE-19937.branch-2.006.patch, import-order.png
>
>
> hbase:rsgroup table will be created by calling createRSGroupTable when master
> load system coprocessors in
>
> {code:java}
> 844 this.cpHost = new MasterCoprocessorHost(this, this.conf);{code}
> when ProcedureExecutor hasn't been initialized before createRSGroupTable, it
> will encounter Exception as follows,
>
> {noformat}
> Exception in thread
> "org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker-localhost,49715,1518088607130"
> java.lang.IllegalArgumentException
> at
> org.apache.hbase.thirdparty.com.google.common.base.Preconditions.checkArgument(Preconditions.java:120)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:847)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:835)
> at org.apache.hadoop.hbase.master.HMaster.createSystemTable(HMaster.java:1795)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:858)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.waitForGroupTableOnline(RSGroupInfoManagerImpl.java:823)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.run(RSGroupInfoManagerImpl.java:743){noformat}
> while ProcedureExecutor initialized by calling
> {code:java}
> 848 startServiceThreads();{code}
> And LoadBalancer is initialized by calling
> {code:java}
> 868 this.balancer.initialize();{code}
> When LoadBalancer hasn't been initialized before createRSGroupTable, it will
> encounters Exception as follows,
> 2018-02-02,16:12:45,688 ERROR
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor: CODE-BUG: Uncaught
> runtime exception: pid=7, state=RUNNABLE:CREATE_TABLE_ASSIGN_REGIONS;
> CreateTableProcedure table=hbase:rsgroup
> java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.generateGroupMaps(RSGroupBasedLoadBalancer.java:254)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.roundRobinAssignment(RSGroupBasedLoadBalancer.java:162)
> at
> org.apache.hadoop.hbase.master.assignment.AssignmentManager.createRoundRobinAssignProcedures(AssignmentManager.java:603)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:108)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:51)
> at
> org.apache.hadoop.hbase.procedure2.StateMachineProcedure.execute(StateMachineProcedure.java:182)
> at org.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:845)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:1458)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.executeProcedure(ProcedureExecutor.java:1227)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$800(ProcedureExecutor.java:78)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor$WorkerThread.run(ProcedureExecutor.java:1738)
>
> As a result of CreateTableProcedure.rollbackState, it may then print logs
> warning TableExistsException as follows,
> 2018-02-02,16:12:55,503 WARN
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> Failed to perform check
> java.io.IOException: Failed to create group table.
> org.apache.hadoop.hbase.TableExistsException: hbase:rsgroup
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:877)
>
> After some auto-retries, it loops running the thread RSGroupStartupWorker,
> will print logs as follows,
> 2018-02-02,16:23:17,626 INFO
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> RSGroup table=hbase:rsgroup isOnline=true, regionCount=0, assignCount=0,
>
[jira] [Updated] (HBASE-19937) Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer are initialized
[
https://issues.apache.org/jira/browse/HBASE-19937?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Andrew Purtell updated HBASE-19937:
---
Fix Version/s: 1.4.2
1.5.0
> Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer
> are initialized
> -
>
> Key: HBASE-19937
> URL: https://issues.apache.org/jira/browse/HBASE-19937
> Project: HBase
> Issue Type: Bug
> Components: rsgroup
>Affects Versions: 2.0.0-beta-2
>Reporter: Xiaolin Ha
>Assignee: Xiaolin Ha
>Priority: Major
> Fix For: 1.5.0, 2.0.0-beta-2, 1.4.2
>
> Attachments: HBASE-19937.branch-2.001.patch,
> HBASE-19937.branch-2.002.patch, HBASE-19937.branch-2.003.patch,
> HBASE-19937.branch-2.004.patch, HBASE-19937.branch-2.005.patch,
> HBASE-19937.branch-2.006.patch, import-order.png
>
>
> hbase:rsgroup table will be created by calling createRSGroupTable when master
> load system coprocessors in
>
> {code:java}
> 844 this.cpHost = new MasterCoprocessorHost(this, this.conf);{code}
> when ProcedureExecutor hasn't been initialized before createRSGroupTable, it
> will encounter Exception as follows,
>
> {noformat}
> Exception in thread
> "org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker-localhost,49715,1518088607130"
> java.lang.IllegalArgumentException
> at
> org.apache.hbase.thirdparty.com.google.common.base.Preconditions.checkArgument(Preconditions.java:120)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:847)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:835)
> at org.apache.hadoop.hbase.master.HMaster.createSystemTable(HMaster.java:1795)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:858)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.waitForGroupTableOnline(RSGroupInfoManagerImpl.java:823)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.run(RSGroupInfoManagerImpl.java:743){noformat}
> while ProcedureExecutor initialized by calling
> {code:java}
> 848 startServiceThreads();{code}
> And LoadBalancer is initialized by calling
> {code:java}
> 868 this.balancer.initialize();{code}
> When LoadBalancer hasn't been initialized before createRSGroupTable, it will
> encounters Exception as follows,
> 2018-02-02,16:12:45,688 ERROR
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor: CODE-BUG: Uncaught
> runtime exception: pid=7, state=RUNNABLE:CREATE_TABLE_ASSIGN_REGIONS;
> CreateTableProcedure table=hbase:rsgroup
> java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.generateGroupMaps(RSGroupBasedLoadBalancer.java:254)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.roundRobinAssignment(RSGroupBasedLoadBalancer.java:162)
> at
> org.apache.hadoop.hbase.master.assignment.AssignmentManager.createRoundRobinAssignProcedures(AssignmentManager.java:603)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:108)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:51)
> at
> org.apache.hadoop.hbase.procedure2.StateMachineProcedure.execute(StateMachineProcedure.java:182)
> at org.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:845)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:1458)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.executeProcedure(ProcedureExecutor.java:1227)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$800(ProcedureExecutor.java:78)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor$WorkerThread.run(ProcedureExecutor.java:1738)
>
> As a result of CreateTableProcedure.rollbackState, it may then print logs
> warning TableExistsException as follows,
> 2018-02-02,16:12:55,503 WARN
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> Failed to perform check
> java.io.IOException: Failed to create group table.
> org.apache.hadoop.hbase.TableExistsException: hbase:rsgroup
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:877)
>
> After some auto-retries, it loops running the thread RSGroupStartupWorker,
> will print logs as follows,
> 2018-02-02,16:23:17,626 INFO
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> RSGroup table=hbase:rsgroup isOnline=true, regionCount=0, assignCount=0,
[jira] [Updated] (HBASE-19937) Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer are initialized
[
https://issues.apache.org/jira/browse/HBASE-19937?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Ted Yu updated HBASE-19937:
---
Resolution: Fixed
Hadoop Flags: Reviewed
Fix Version/s: 2.0.0-beta-2
Status: Resolved (was: Patch Available)
Thanks for the patch, Xiaolin
> Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer
> are initialized
> -
>
> Key: HBASE-19937
> URL: https://issues.apache.org/jira/browse/HBASE-19937
> Project: HBase
> Issue Type: Bug
> Components: rsgroup
>Affects Versions: 2.0.0-beta-2
>Reporter: Xiaolin Ha
>Assignee: Xiaolin Ha
>Priority: Major
> Fix For: 2.0.0-beta-2
>
> Attachments: HBASE-19937.branch-2.001.patch,
> HBASE-19937.branch-2.002.patch, HBASE-19937.branch-2.003.patch,
> HBASE-19937.branch-2.004.patch, HBASE-19937.branch-2.005.patch,
> HBASE-19937.branch-2.006.patch, import-order.png
>
>
> hbase:rsgroup table will be created by calling createRSGroupTable when master
> load system coprocessors in
>
> {code:java}
> 844 this.cpHost = new MasterCoprocessorHost(this, this.conf);{code}
> when ProcedureExecutor hasn't been initialized before createRSGroupTable, it
> will encounter Exception as follows,
>
> {noformat}
> Exception in thread
> "org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker-localhost,49715,1518088607130"
> java.lang.IllegalArgumentException
> at
> org.apache.hbase.thirdparty.com.google.common.base.Preconditions.checkArgument(Preconditions.java:120)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:847)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:835)
> at org.apache.hadoop.hbase.master.HMaster.createSystemTable(HMaster.java:1795)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:858)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.waitForGroupTableOnline(RSGroupInfoManagerImpl.java:823)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.run(RSGroupInfoManagerImpl.java:743){noformat}
> while ProcedureExecutor initialized by calling
> {code:java}
> 848 startServiceThreads();{code}
> And LoadBalancer is initialized by calling
> {code:java}
> 868 this.balancer.initialize();{code}
> When LoadBalancer hasn't been initialized before createRSGroupTable, it will
> encounters Exception as follows,
> 2018-02-02,16:12:45,688 ERROR
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor: CODE-BUG: Uncaught
> runtime exception: pid=7, state=RUNNABLE:CREATE_TABLE_ASSIGN_REGIONS;
> CreateTableProcedure table=hbase:rsgroup
> java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.generateGroupMaps(RSGroupBasedLoadBalancer.java:254)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.roundRobinAssignment(RSGroupBasedLoadBalancer.java:162)
> at
> org.apache.hadoop.hbase.master.assignment.AssignmentManager.createRoundRobinAssignProcedures(AssignmentManager.java:603)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:108)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:51)
> at
> org.apache.hadoop.hbase.procedure2.StateMachineProcedure.execute(StateMachineProcedure.java:182)
> at org.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:845)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:1458)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.executeProcedure(ProcedureExecutor.java:1227)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$800(ProcedureExecutor.java:78)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor$WorkerThread.run(ProcedureExecutor.java:1738)
>
> As a result of CreateTableProcedure.rollbackState, it may then print logs
> warning TableExistsException as follows,
> 2018-02-02,16:12:55,503 WARN
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> Failed to perform check
> java.io.IOException: Failed to create group table.
> org.apache.hadoop.hbase.TableExistsException: hbase:rsgroup
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:877)
>
> After some auto-retries, it loops running the thread RSGroupStartupWorker,
> will print logs as follows,
> 2018-02-02,16:23:17,626 INFO
>
[jira] [Updated] (HBASE-19937) Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer are initialized
[
https://issues.apache.org/jira/browse/HBASE-19937?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Xiaolin Ha updated HBASE-19937:
---
Attachment: HBASE-19937.branch-2.006.patch
> Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer
> are initialized
> -
>
> Key: HBASE-19937
> URL: https://issues.apache.org/jira/browse/HBASE-19937
> Project: HBase
> Issue Type: Bug
> Components: rsgroup
>Affects Versions: 2.0.0-beta-2
>Reporter: Xiaolin Ha
>Assignee: Xiaolin Ha
>Priority: Major
> Attachments: HBASE-19937.branch-2.001.patch,
> HBASE-19937.branch-2.002.patch, HBASE-19937.branch-2.003.patch,
> HBASE-19937.branch-2.004.patch, HBASE-19937.branch-2.005.patch,
> HBASE-19937.branch-2.006.patch, import-order.png
>
>
> hbase:rsgroup table will be created by calling createRSGroupTable when master
> load system coprocessors in
>
> {code:java}
> 844 this.cpHost = new MasterCoprocessorHost(this, this.conf);{code}
> when ProcedureExecutor hasn't been initialized before createRSGroupTable, it
> will encounter Exception as follows,
>
> {noformat}
> Exception in thread
> "org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker-localhost,49715,1518088607130"
> java.lang.IllegalArgumentException
> at
> org.apache.hbase.thirdparty.com.google.common.base.Preconditions.checkArgument(Preconditions.java:120)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:847)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:835)
> at org.apache.hadoop.hbase.master.HMaster.createSystemTable(HMaster.java:1795)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:858)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.waitForGroupTableOnline(RSGroupInfoManagerImpl.java:823)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.run(RSGroupInfoManagerImpl.java:743){noformat}
> while ProcedureExecutor initialized by calling
> {code:java}
> 848 startServiceThreads();{code}
> And LoadBalancer is initialized by calling
> {code:java}
> 868 this.balancer.initialize();{code}
> When LoadBalancer hasn't been initialized before createRSGroupTable, it will
> encounters Exception as follows,
> 2018-02-02,16:12:45,688 ERROR
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor: CODE-BUG: Uncaught
> runtime exception: pid=7, state=RUNNABLE:CREATE_TABLE_ASSIGN_REGIONS;
> CreateTableProcedure table=hbase:rsgroup
> java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.generateGroupMaps(RSGroupBasedLoadBalancer.java:254)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.roundRobinAssignment(RSGroupBasedLoadBalancer.java:162)
> at
> org.apache.hadoop.hbase.master.assignment.AssignmentManager.createRoundRobinAssignProcedures(AssignmentManager.java:603)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:108)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:51)
> at
> org.apache.hadoop.hbase.procedure2.StateMachineProcedure.execute(StateMachineProcedure.java:182)
> at org.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:845)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:1458)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.executeProcedure(ProcedureExecutor.java:1227)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$800(ProcedureExecutor.java:78)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor$WorkerThread.run(ProcedureExecutor.java:1738)
>
> As a result of CreateTableProcedure.rollbackState, it may then print logs
> warning TableExistsException as follows,
> 2018-02-02,16:12:55,503 WARN
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> Failed to perform check
> java.io.IOException: Failed to create group table.
> org.apache.hadoop.hbase.TableExistsException: hbase:rsgroup
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:877)
>
> After some auto-retries, it loops running the thread RSGroupStartupWorker,
> will print logs as follows,
> 2018-02-02,16:23:17,626 INFO
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> RSGroup table=hbase:rsgroup isOnline=true, regionCount=0, assignCount=0,
> rootMetaFound=true
> 2018-02-02,16:23:17,730 INFO
>
[jira] [Updated] (HBASE-19937) Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer are initialized
[
https://issues.apache.org/jira/browse/HBASE-19937?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Xiaolin Ha updated HBASE-19937:
---
Attachment: import-order.png
Can you tell me the right order of imports? My order now is as follows:
> Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer
> are initialized
> -
>
> Key: HBASE-19937
> URL: https://issues.apache.org/jira/browse/HBASE-19937
> Project: HBase
> Issue Type: Bug
> Components: rsgroup
>Affects Versions: 2.0.0-beta-2
>Reporter: Xiaolin Ha
>Assignee: Xiaolin Ha
>Priority: Major
> Attachments: HBASE-19937.branch-2.001.patch,
> HBASE-19937.branch-2.002.patch, HBASE-19937.branch-2.003.patch,
> HBASE-19937.branch-2.004.patch, HBASE-19937.branch-2.005.patch,
> import-order.png
>
>
> hbase:rsgroup table will be created by calling createRSGroupTable when master
> load system coprocessors in
>
> {code:java}
> 844 this.cpHost = new MasterCoprocessorHost(this, this.conf);{code}
> when ProcedureExecutor hasn't been initialized before createRSGroupTable, it
> will encounter Exception as follows,
>
> {noformat}
> Exception in thread
> "org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker-localhost,49715,1518088607130"
> java.lang.IllegalArgumentException
> at
> org.apache.hbase.thirdparty.com.google.common.base.Preconditions.checkArgument(Preconditions.java:120)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:847)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:835)
> at org.apache.hadoop.hbase.master.HMaster.createSystemTable(HMaster.java:1795)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:858)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.waitForGroupTableOnline(RSGroupInfoManagerImpl.java:823)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.run(RSGroupInfoManagerImpl.java:743){noformat}
> while ProcedureExecutor initialized by calling
> {code:java}
> 848 startServiceThreads();{code}
> And LoadBalancer is initialized by calling
> {code:java}
> 868 this.balancer.initialize();{code}
> When LoadBalancer hasn't been initialized before createRSGroupTable, it will
> encounters Exception as follows,
> 2018-02-02,16:12:45,688 ERROR
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor: CODE-BUG: Uncaught
> runtime exception: pid=7, state=RUNNABLE:CREATE_TABLE_ASSIGN_REGIONS;
> CreateTableProcedure table=hbase:rsgroup
> java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.generateGroupMaps(RSGroupBasedLoadBalancer.java:254)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.roundRobinAssignment(RSGroupBasedLoadBalancer.java:162)
> at
> org.apache.hadoop.hbase.master.assignment.AssignmentManager.createRoundRobinAssignProcedures(AssignmentManager.java:603)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:108)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:51)
> at
> org.apache.hadoop.hbase.procedure2.StateMachineProcedure.execute(StateMachineProcedure.java:182)
> at org.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:845)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:1458)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.executeProcedure(ProcedureExecutor.java:1227)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$800(ProcedureExecutor.java:78)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor$WorkerThread.run(ProcedureExecutor.java:1738)
>
> As a result of CreateTableProcedure.rollbackState, it may then print logs
> warning TableExistsException as follows,
> 2018-02-02,16:12:55,503 WARN
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> Failed to perform check
> java.io.IOException: Failed to create group table.
> org.apache.hadoop.hbase.TableExistsException: hbase:rsgroup
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:877)
>
> After some auto-retries, it loops running the thread RSGroupStartupWorker,
> will print logs as follows,
> 2018-02-02,16:23:17,626 INFO
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> RSGroup table=hbase:rsgroup isOnline=true, regionCount=0, assignCount=0,
> rootMetaFound=true
>
[jira] [Updated] (HBASE-19937) Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer are initialized
[
https://issues.apache.org/jira/browse/HBASE-19937?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Xiaolin Ha updated HBASE-19937:
---
Attachment: HBASE-19937.branch-2.005.patch
> Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer
> are initialized
> -
>
> Key: HBASE-19937
> URL: https://issues.apache.org/jira/browse/HBASE-19937
> Project: HBase
> Issue Type: Bug
> Components: rsgroup
>Affects Versions: 2.0.0-beta-2
>Reporter: Xiaolin Ha
>Assignee: Xiaolin Ha
>Priority: Major
> Attachments: HBASE-19937.branch-2.001.patch,
> HBASE-19937.branch-2.002.patch, HBASE-19937.branch-2.003.patch,
> HBASE-19937.branch-2.004.patch, HBASE-19937.branch-2.005.patch
>
>
> hbase:rsgroup table will be created by calling createRSGroupTable when master
> load system coprocessors in
>
> {code:java}
> 844 this.cpHost = new MasterCoprocessorHost(this, this.conf);{code}
> when ProcedureExecutor hasn't been initialized before createRSGroupTable, it
> will encounter Exception as follows,
>
> {noformat}
> Exception in thread
> "org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker-localhost,49715,1518088607130"
> java.lang.IllegalArgumentException
> at
> org.apache.hbase.thirdparty.com.google.common.base.Preconditions.checkArgument(Preconditions.java:120)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:847)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:835)
> at org.apache.hadoop.hbase.master.HMaster.createSystemTable(HMaster.java:1795)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:858)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.waitForGroupTableOnline(RSGroupInfoManagerImpl.java:823)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.run(RSGroupInfoManagerImpl.java:743){noformat}
> while ProcedureExecutor initialized by calling
> {code:java}
> 848 startServiceThreads();{code}
> And LoadBalancer is initialized by calling
> {code:java}
> 868 this.balancer.initialize();{code}
> When LoadBalancer hasn't been initialized before createRSGroupTable, it will
> encounters Exception as follows,
> 2018-02-02,16:12:45,688 ERROR
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor: CODE-BUG: Uncaught
> runtime exception: pid=7, state=RUNNABLE:CREATE_TABLE_ASSIGN_REGIONS;
> CreateTableProcedure table=hbase:rsgroup
> java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.generateGroupMaps(RSGroupBasedLoadBalancer.java:254)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.roundRobinAssignment(RSGroupBasedLoadBalancer.java:162)
> at
> org.apache.hadoop.hbase.master.assignment.AssignmentManager.createRoundRobinAssignProcedures(AssignmentManager.java:603)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:108)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:51)
> at
> org.apache.hadoop.hbase.procedure2.StateMachineProcedure.execute(StateMachineProcedure.java:182)
> at org.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:845)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:1458)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.executeProcedure(ProcedureExecutor.java:1227)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$800(ProcedureExecutor.java:78)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor$WorkerThread.run(ProcedureExecutor.java:1738)
>
> As a result of CreateTableProcedure.rollbackState, it may then print logs
> warning TableExistsException as follows,
> 2018-02-02,16:12:55,503 WARN
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> Failed to perform check
> java.io.IOException: Failed to create group table.
> org.apache.hadoop.hbase.TableExistsException: hbase:rsgroup
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:877)
>
> After some auto-retries, it loops running the thread RSGroupStartupWorker,
> will print logs as follows,
> 2018-02-02,16:23:17,626 INFO
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> RSGroup table=hbase:rsgroup isOnline=true, regionCount=0, assignCount=0,
> rootMetaFound=true
> 2018-02-02,16:23:17,730 INFO
>
[jira] [Updated] (HBASE-19937) Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer are initialized
[
https://issues.apache.org/jira/browse/HBASE-19937?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Xiaolin Ha updated HBASE-19937:
---
Attachment: HBASE-19937.branch-2.004.patch
> Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer
> are initialized
> -
>
> Key: HBASE-19937
> URL: https://issues.apache.org/jira/browse/HBASE-19937
> Project: HBase
> Issue Type: Bug
> Components: rsgroup
>Affects Versions: 2.0.0-beta-2
>Reporter: Xiaolin Ha
>Assignee: Xiaolin Ha
>Priority: Major
> Attachments: HBASE-19937.branch-2.001.patch,
> HBASE-19937.branch-2.002.patch, HBASE-19937.branch-2.003.patch,
> HBASE-19937.branch-2.004.patch
>
>
> hbase:rsgroup table will be created by calling createRSGroupTable when master
> load system coprocessors in
>
> {code:java}
> 844 this.cpHost = new MasterCoprocessorHost(this, this.conf);{code}
> when ProcedureExecutor hasn't been initialized before createRSGroupTable, it
> will encounter Exception as follows,
>
> {noformat}
> Exception in thread
> "org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker-localhost,49715,1518088607130"
> java.lang.IllegalArgumentException
> at
> org.apache.hbase.thirdparty.com.google.common.base.Preconditions.checkArgument(Preconditions.java:120)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:847)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:835)
> at org.apache.hadoop.hbase.master.HMaster.createSystemTable(HMaster.java:1795)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:858)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.waitForGroupTableOnline(RSGroupInfoManagerImpl.java:823)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.run(RSGroupInfoManagerImpl.java:743){noformat}
> while ProcedureExecutor initialized by calling
> {code:java}
> 848 startServiceThreads();{code}
> And LoadBalancer is initialized by calling
> {code:java}
> 868 this.balancer.initialize();{code}
> When LoadBalancer hasn't been initialized before createRSGroupTable, it will
> encounters Exception as follows,
> 2018-02-02,16:12:45,688 ERROR
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor: CODE-BUG: Uncaught
> runtime exception: pid=7, state=RUNNABLE:CREATE_TABLE_ASSIGN_REGIONS;
> CreateTableProcedure table=hbase:rsgroup
> java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.generateGroupMaps(RSGroupBasedLoadBalancer.java:254)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.roundRobinAssignment(RSGroupBasedLoadBalancer.java:162)
> at
> org.apache.hadoop.hbase.master.assignment.AssignmentManager.createRoundRobinAssignProcedures(AssignmentManager.java:603)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:108)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:51)
> at
> org.apache.hadoop.hbase.procedure2.StateMachineProcedure.execute(StateMachineProcedure.java:182)
> at org.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:845)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:1458)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.executeProcedure(ProcedureExecutor.java:1227)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$800(ProcedureExecutor.java:78)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor$WorkerThread.run(ProcedureExecutor.java:1738)
>
> As a result of CreateTableProcedure.rollbackState, it may then print logs
> warning TableExistsException as follows,
> 2018-02-02,16:12:55,503 WARN
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> Failed to perform check
> java.io.IOException: Failed to create group table.
> org.apache.hadoop.hbase.TableExistsException: hbase:rsgroup
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:877)
>
> After some auto-retries, it loops running the thread RSGroupStartupWorker,
> will print logs as follows,
> 2018-02-02,16:23:17,626 INFO
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> RSGroup table=hbase:rsgroup isOnline=true, regionCount=0, assignCount=0,
> rootMetaFound=true
> 2018-02-02,16:23:17,730 INFO
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> RSGroup
[jira] [Updated] (HBASE-19937) Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer are initialized
[
https://issues.apache.org/jira/browse/HBASE-19937?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Xiaolin Ha updated HBASE-19937:
---
Attachment: HBASE-19937.branch-2.003.patch
> Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer
> are initialized
> -
>
> Key: HBASE-19937
> URL: https://issues.apache.org/jira/browse/HBASE-19937
> Project: HBase
> Issue Type: Bug
> Components: rsgroup
>Affects Versions: 2.0.0-beta-2
>Reporter: Xiaolin Ha
>Assignee: Xiaolin Ha
>Priority: Major
> Attachments: HBASE-19937.branch-2.001.patch,
> HBASE-19937.branch-2.002.patch, HBASE-19937.branch-2.003.patch
>
>
> hbase:rsgroup table will be created by calling createRSGroupTable when master
> load system coprocessors in
>
> {code:java}
> 844 this.cpHost = new MasterCoprocessorHost(this, this.conf);{code}
> when ProcedureExecutor hasn't been initialized before createRSGroupTable, it
> will encounter Exception as follows,
>
> {noformat}
> Exception in thread
> "org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker-localhost,49715,1518088607130"
> java.lang.IllegalArgumentException
> at
> org.apache.hbase.thirdparty.com.google.common.base.Preconditions.checkArgument(Preconditions.java:120)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:847)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:835)
> at org.apache.hadoop.hbase.master.HMaster.createSystemTable(HMaster.java:1795)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:858)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.waitForGroupTableOnline(RSGroupInfoManagerImpl.java:823)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.run(RSGroupInfoManagerImpl.java:743){noformat}
> while ProcedureExecutor initialized by calling
> {code:java}
> 848 startServiceThreads();{code}
> And LoadBalancer is initialized by calling
> {code:java}
> 868 this.balancer.initialize();{code}
> When LoadBalancer hasn't been initialized before createRSGroupTable, it will
> encounters Exception as follows,
> 2018-02-02,16:12:45,688 ERROR
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor: CODE-BUG: Uncaught
> runtime exception: pid=7, state=RUNNABLE:CREATE_TABLE_ASSIGN_REGIONS;
> CreateTableProcedure table=hbase:rsgroup
> java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.generateGroupMaps(RSGroupBasedLoadBalancer.java:254)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.roundRobinAssignment(RSGroupBasedLoadBalancer.java:162)
> at
> org.apache.hadoop.hbase.master.assignment.AssignmentManager.createRoundRobinAssignProcedures(AssignmentManager.java:603)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:108)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:51)
> at
> org.apache.hadoop.hbase.procedure2.StateMachineProcedure.execute(StateMachineProcedure.java:182)
> at org.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:845)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:1458)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.executeProcedure(ProcedureExecutor.java:1227)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$800(ProcedureExecutor.java:78)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor$WorkerThread.run(ProcedureExecutor.java:1738)
>
> As a result of CreateTableProcedure.rollbackState, it may then print logs
> warning TableExistsException as follows,
> 2018-02-02,16:12:55,503 WARN
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> Failed to perform check
> java.io.IOException: Failed to create group table.
> org.apache.hadoop.hbase.TableExistsException: hbase:rsgroup
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:877)
>
> After some auto-retries, it loops running the thread RSGroupStartupWorker,
> will print logs as follows,
> 2018-02-02,16:23:17,626 INFO
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> RSGroup table=hbase:rsgroup isOnline=true, regionCount=0, assignCount=0,
> rootMetaFound=true
> 2018-02-02,16:23:17,730 INFO
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> RSGroup table=hbase:rsgroup isOnline=true,
[jira] [Updated] (HBASE-19937) Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer are initialized
[
https://issues.apache.org/jira/browse/HBASE-19937?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Ted Yu updated HBASE-19937:
---
Status: Patch Available (was: Open)
> Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer
> are initialized
> -
>
> Key: HBASE-19937
> URL: https://issues.apache.org/jira/browse/HBASE-19937
> Project: HBase
> Issue Type: Bug
> Components: rsgroup
>Affects Versions: 2.0.0-beta-2
>Reporter: Xiaolin Ha
>Assignee: Xiaolin Ha
>Priority: Major
> Attachments: HBASE-19937.branch-2.001.patch,
> HBASE-19937.branch-2.002.patch
>
>
> hbase:rsgroup table will be created by calling createRSGroupTable when master
> load system coprocessors in
>
> {code:java}
> 844 this.cpHost = new MasterCoprocessorHost(this, this.conf);{code}
> when ProcedureExecutor hasn't been initialized before createRSGroupTable, it
> will encounter Exception as follows,
>
> {noformat}
> Exception in thread
> "org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker-localhost,49715,1518088607130"
> java.lang.IllegalArgumentException
> at
> org.apache.hbase.thirdparty.com.google.common.base.Preconditions.checkArgument(Preconditions.java:120)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:847)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:835)
> at org.apache.hadoop.hbase.master.HMaster.createSystemTable(HMaster.java:1795)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:858)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.waitForGroupTableOnline(RSGroupInfoManagerImpl.java:823)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.run(RSGroupInfoManagerImpl.java:743){noformat}
> while ProcedureExecutor initialized by calling
> {code:java}
> 848 startServiceThreads();{code}
> And LoadBalancer is initialized by calling
> {code:java}
> 868 this.balancer.initialize();{code}
> When LoadBalancer hasn't been initialized before createRSGroupTable, it will
> encounters Exception as follows,
> 2018-02-02,16:12:45,688 ERROR
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor: CODE-BUG: Uncaught
> runtime exception: pid=7, state=RUNNABLE:CREATE_TABLE_ASSIGN_REGIONS;
> CreateTableProcedure table=hbase:rsgroup
> java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.generateGroupMaps(RSGroupBasedLoadBalancer.java:254)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.roundRobinAssignment(RSGroupBasedLoadBalancer.java:162)
> at
> org.apache.hadoop.hbase.master.assignment.AssignmentManager.createRoundRobinAssignProcedures(AssignmentManager.java:603)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:108)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:51)
> at
> org.apache.hadoop.hbase.procedure2.StateMachineProcedure.execute(StateMachineProcedure.java:182)
> at org.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:845)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:1458)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.executeProcedure(ProcedureExecutor.java:1227)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$800(ProcedureExecutor.java:78)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor$WorkerThread.run(ProcedureExecutor.java:1738)
>
> As a result of CreateTableProcedure.rollbackState, it may then print logs
> warning TableExistsException as follows,
> 2018-02-02,16:12:55,503 WARN
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> Failed to perform check
> java.io.IOException: Failed to create group table.
> org.apache.hadoop.hbase.TableExistsException: hbase:rsgroup
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:877)
>
> After some auto-retries, it loops running the thread RSGroupStartupWorker,
> will print logs as follows,
> 2018-02-02,16:23:17,626 INFO
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> RSGroup table=hbase:rsgroup isOnline=true, regionCount=0, assignCount=0,
> rootMetaFound=true
> 2018-02-02,16:23:17,730 INFO
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> RSGroup table=hbase:rsgroup isOnline=true, regionCount=0, assignCount=0,
>
[jira] [Updated] (HBASE-19937) Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer are initialized
[
https://issues.apache.org/jira/browse/HBASE-19937?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Xiaolin Ha updated HBASE-19937:
---
Description:
hbase:rsgroup table will be created by calling createRSGroupTable when master
load system coprocessors in
{code:java}
844 this.cpHost = new MasterCoprocessorHost(this, this.conf);{code}
when ProcedureExecutor hasn't been initialized before createRSGroupTable, it
will encounter Exception as follows,
{noformat}
Exception in thread
"org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker-localhost,49715,1518088607130"
java.lang.IllegalArgumentException
at
org.apache.hbase.thirdparty.com.google.common.base.Preconditions.checkArgument(Preconditions.java:120)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:847)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:835)
at org.apache.hadoop.hbase.master.HMaster.createSystemTable(HMaster.java:1795)
at
org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:858)
at
org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.waitForGroupTableOnline(RSGroupInfoManagerImpl.java:823)
at
org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.run(RSGroupInfoManagerImpl.java:743){noformat}
while ProcedureExecutor initialized by calling
{code:java}
848 startServiceThreads();{code}
And LoadBalancer is initialized by calling
{code:java}
868 this.balancer.initialize();{code}
When LoadBalancer hasn't been initialized before createRSGroupTable, it will
encounters Exception as follows,
2018-02-02,16:12:45,688 ERROR
org.apache.hadoop.hbase.procedure2.ProcedureExecutor: CODE-BUG: Uncaught
runtime exception: pid=7, state=RUNNABLE:CREATE_TABLE_ASSIGN_REGIONS;
CreateTableProcedure table=hbase:rsgroup
java.lang.NullPointerException
at
org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.generateGroupMaps(RSGroupBasedLoadBalancer.java:254)
at
org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.roundRobinAssignment(RSGroupBasedLoadBalancer.java:162)
at
org.apache.hadoop.hbase.master.assignment.AssignmentManager.createRoundRobinAssignProcedures(AssignmentManager.java:603)
at
org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:108)
at
org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:51)
at
org.apache.hadoop.hbase.procedure2.StateMachineProcedure.execute(StateMachineProcedure.java:182)
at org.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:845)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:1458)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.executeProcedure(ProcedureExecutor.java:1227)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$800(ProcedureExecutor.java:78)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor$WorkerThread.run(ProcedureExecutor.java:1738)
As a result of CreateTableProcedure.rollbackState, it may then print logs
warning TableExistsException as follows,
2018-02-02,16:12:55,503 WARN
org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
Failed to perform check
java.io.IOException: Failed to create group table.
org.apache.hadoop.hbase.TableExistsException: hbase:rsgroup
at
org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:877)
After some auto-retries, it loops running the thread RSGroupStartupWorker, will
print logs as follows,
2018-02-02,16:23:17,626 INFO
org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
RSGroup table=hbase:rsgroup isOnline=true, regionCount=0, assignCount=0,
rootMetaFound=true
2018-02-02,16:23:17,730 INFO
org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
RSGroup table=hbase:rsgroup isOnline=true, regionCount=0, assignCount=0,
rootMetaFound=true
2018-02-02,16:23:17,834 INFO
org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
RSGroup table=hbase:rsgroup isOnline=true, regionCount=0, assignCount=0,
rootMetaFound=true
2018-02-02,16:23:17,937 INFO
org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
RSGroup table=hbase:rsgroup isOnline=true, regionCount=0, assignCount=0,
rootMetaFound=true
And using shells of rsgroup, it will tips that currently is in "offline mode".
The reason of this problem is that the order of createRSGroupTable and
initializing of ProcedureExecutor and LoadBalancer is out of control. If the
former is excuted earlier, it will encounter Exception mentioned before.
was:
rsgroup table will be created by calling
[jira] [Updated] (HBASE-19937) Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer are initialized
[
https://issues.apache.org/jira/browse/HBASE-19937?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Xiaolin Ha updated HBASE-19937:
---
Description:
rsgroup table will be created by calling createRSGroupTable when master load
system coprocessors in
{code:java}
844 this.cpHost = new MasterCoprocessorHost(this, this.conf);{code}
when ProcedureExecutor hasn't been initialized before createRSGroupTable, it
will encounter Exception as follows,
{noformat}
Exception in thread
"org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker-localhost,49715,1518088607130"
java.lang.IllegalArgumentException
at
org.apache.hbase.thirdparty.com.google.common.base.Preconditions.checkArgument(Preconditions.java:120)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:847)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:835)
at org.apache.hadoop.hbase.master.HMaster.createSystemTable(HMaster.java:1795)
at
org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:858)
at
org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.waitForGroupTableOnline(RSGroupInfoManagerImpl.java:823)
at
org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.run(RSGroupInfoManagerImpl.java:743){noformat}
while ProcedureExecutor initialized by calling
{code:java}
848 startServiceThreads();{code}
And LoadBalancer is initialized by calling
{code:java}
868 this.balancer.initialize();{code}
When LoadBalancer hasn't been initialized before createRSGroupTable, it will
encounters Exception as follows,
2018-02-02,16:12:45,688 ERROR
org.apache.hadoop.hbase.procedure2.ProcedureExecutor: CODE-BUG: Uncaught
runtime exception: pid=7, state=RUNNABLE:CREATE_TABLE_ASSIGN_REGIONS;
CreateTableProcedure table=hbase:rsgroup
java.lang.NullPointerException
at
org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.generateGroupMaps(RSGroupBasedLoadBalancer.java:254)
at
org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.roundRobinAssignment(RSGroupBasedLoadBalancer.java:162)
at
org.apache.hadoop.hbase.master.assignment.AssignmentManager.createRoundRobinAssignProcedures(AssignmentManager.java:603)
at
org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:108)
at
org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:51)
at
org.apache.hadoop.hbase.procedure2.StateMachineProcedure.execute(StateMachineProcedure.java:182)
at org.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:845)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:1458)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.executeProcedure(ProcedureExecutor.java:1227)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$800(ProcedureExecutor.java:78)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor$WorkerThread.run(ProcedureExecutor.java:1738)
As a result of CreateTableProcedure.rollbackState, it may then print logs
warning TableExistsException as follows,
2018-02-02,16:12:55,503 WARN
org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
Failed to perform check
java.io.IOException: Failed to create group table.
org.apache.hadoop.hbase.TableExistsException: hbase:rsgroup
at
org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:877)
After some auto-retries, it loops running the thread RSGroupStartupWorker, will
print logs as follows,
2018-02-02,16:23:17,626 INFO
org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
RSGroup table=hbase:rsgroup isOnline=true, regionCount=0, assignCount=0,
rootMetaFound=true
2018-02-02,16:23:17,730 INFO
org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
RSGroup table=hbase:rsgroup isOnline=true, regionCount=0, assignCount=0,
rootMetaFound=true
2018-02-02,16:23:17,834 INFO
org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
RSGroup table=hbase:rsgroup isOnline=true, regionCount=0, assignCount=0,
rootMetaFound=true
2018-02-02,16:23:17,937 INFO
org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
RSGroup table=hbase:rsgroup isOnline=true, regionCount=0, assignCount=0,
rootMetaFound=true
And using shells of rsgroup, it will tips that currently is in "offline mode".
The reason of this problem is that the order of createRSGroupTable and
initializing of ProcedureExecutor and LoadBalancer is out of control. If the
former is excuted earlier, it will encounter Exception mentioned before.
was:
rsgroup table will be created by calling createRSGroupTable
[jira] [Updated] (HBASE-19937) Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer are initialized
[
https://issues.apache.org/jira/browse/HBASE-19937?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Xiaolin Ha updated HBASE-19937:
---
Attachment: HBASE-19937.branch-2.002.patch
> Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer
> are initialized
> -
>
> Key: HBASE-19937
> URL: https://issues.apache.org/jira/browse/HBASE-19937
> Project: HBase
> Issue Type: Bug
> Components: rsgroup
>Affects Versions: 2.0.0-beta-2
>Reporter: Xiaolin Ha
>Assignee: Xiaolin Ha
>Priority: Major
> Attachments: HBASE-19937.branch-2.001.patch,
> HBASE-19937.branch-2.002.patch
>
>
> rsgroup table will be created by calling createRSGroupTable when master load
> system coprocessors in
>
> {code:java}
> 844 this.cpHost = new MasterCoprocessorHost(this, this.conf);{code}
> when ProcedureExecutor hasn't been initialized before createRSGroupTable, it
> will encounters Exception as follows,
>
> {noformat}
> Exception in thread
> "org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker-localhost,49715,1518088607130"
> java.lang.IllegalArgumentException
> at
> org.apache.hbase.thirdparty.com.google.common.base.Preconditions.checkArgument(Preconditions.java:120)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:847)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:835)
> at org.apache.hadoop.hbase.master.HMaster.createSystemTable(HMaster.java:1795)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:858)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.waitForGroupTableOnline(RSGroupInfoManagerImpl.java:823)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.run(RSGroupInfoManagerImpl.java:743){noformat}
> while ProcedureExecutor initialized by calling
> {code:java}
> 848 startServiceThreads();{code}
> And LoadBalancer is initialized by calling
> {code:java}
> 868 this.balancer.initialize();{code}
> When LoadBalancer hasn't been initialized before createRSGroupTable, it will
> encounters Exception as follows,
> 2018-02-02,16:12:45,688 ERROR
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor: CODE-BUG: Uncaught
> runtime exception: pid=7, state=RUNNABLE:CREATE_TABLE_ASSIGN_REGIONS;
> CreateTableProcedure table=hbase:rsgroup
> java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.generateGroupMaps(RSGroupBasedLoadBalancer.java:254)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.roundRobinAssignment(RSGroupBasedLoadBalancer.java:162)
> at
> org.apache.hadoop.hbase.master.assignment.AssignmentManager.createRoundRobinAssignProcedures(AssignmentManager.java:603)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:108)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:51)
> at
> org.apache.hadoop.hbase.procedure2.StateMachineProcedure.execute(StateMachineProcedure.java:182)
> at org.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:845)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:1458)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.executeProcedure(ProcedureExecutor.java:1227)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$800(ProcedureExecutor.java:78)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor$WorkerThread.run(ProcedureExecutor.java:1738)
>
> As a result of CreateTableProcedure.rollbackState, it may then print logs
> warning TableExistsException as follows,
> 2018-02-02,16:12:55,503 WARN
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> Failed to perform check
> java.io.IOException: Failed to create group table.
> org.apache.hadoop.hbase.TableExistsException: hbase:rsgroup
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:877)
>
> After some auto-retries, it loops running the thread RSGroupStartupWorker,
> will print logs as follows,
> 2018-02-02,16:23:17,626 INFO
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> RSGroup table=hbase:rsgroup isOnline=true, regionCount=0, assignCount=0,
> rootMetaFound=true
> 2018-02-02,16:23:17,730 INFO
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> RSGroup table=hbase:rsgroup isOnline=true, regionCount=0, assignCount=0,
>
[jira] [Updated] (HBASE-19937) Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer are initialized
[
https://issues.apache.org/jira/browse/HBASE-19937?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Xiaolin Ha updated HBASE-19937:
---
Summary: Ensure createRSGroupTable be called after ProcedureExecutor and
LoadBalancer are initialized (was: createRSGroupTable may encounter
Exceptions before ProcedureExecutor or LoadBalancer is initialized )
> Ensure createRSGroupTable be called after ProcedureExecutor and LoadBalancer
> are initialized
> -
>
> Key: HBASE-19937
> URL: https://issues.apache.org/jira/browse/HBASE-19937
> Project: HBase
> Issue Type: Bug
> Components: rsgroup
>Affects Versions: 2.0.0-beta-2
>Reporter: Xiaolin Ha
>Assignee: Xiaolin Ha
>Priority: Major
> Attachments: HBASE-19937.branch-2.001.patch
>
>
> rsgroup table will be created by calling createRSGroupTable when master load
> system coprocessors in
>
> {code:java}
> 844 this.cpHost = new MasterCoprocessorHost(this, this.conf);{code}
> when ProcedureExecutor hasn't been initialized before createRSGroupTable, it
> will encounters Exception as follows,
>
> {noformat}
> Exception in thread
> "org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker-localhost,49715,1518088607130"
> java.lang.IllegalArgumentException
> at
> org.apache.hbase.thirdparty.com.google.common.base.Preconditions.checkArgument(Preconditions.java:120)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:847)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:835)
> at org.apache.hadoop.hbase.master.HMaster.createSystemTable(HMaster.java:1795)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:858)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.waitForGroupTableOnline(RSGroupInfoManagerImpl.java:823)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.run(RSGroupInfoManagerImpl.java:743){noformat}
> while ProcedureExecutor initialized by calling
> {code:java}
> 848 startServiceThreads();{code}
> And LoadBalancer is initialized by calling
> {code:java}
> 868 this.balancer.initialize();{code}
> When LoadBalancer hasn't been initialized before createRSGroupTable, it will
> encounters Exception as follows,
> 2018-02-02,16:12:45,688 ERROR
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor: CODE-BUG: Uncaught
> runtime exception: pid=7, state=RUNNABLE:CREATE_TABLE_ASSIGN_REGIONS;
> CreateTableProcedure table=hbase:rsgroup
> java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.generateGroupMaps(RSGroupBasedLoadBalancer.java:254)
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupBasedLoadBalancer.roundRobinAssignment(RSGroupBasedLoadBalancer.java:162)
> at
> org.apache.hadoop.hbase.master.assignment.AssignmentManager.createRoundRobinAssignProcedures(AssignmentManager.java:603)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:108)
> at
> org.apache.hadoop.hbase.master.procedure.CreateTableProcedure.executeFromState(CreateTableProcedure.java:51)
> at
> org.apache.hadoop.hbase.procedure2.StateMachineProcedure.execute(StateMachineProcedure.java:182)
> at org.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:845)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:1458)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.executeProcedure(ProcedureExecutor.java:1227)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$800(ProcedureExecutor.java:78)
> at
> org.apache.hadoop.hbase.procedure2.ProcedureExecutor$WorkerThread.run(ProcedureExecutor.java:1738)
>
> As a result of CreateTableProcedure.rollbackState, it may then print logs
> warning TableExistsException as follows,
> 2018-02-02,16:12:55,503 WARN
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> Failed to perform check
> java.io.IOException: Failed to create group table.
> org.apache.hadoop.hbase.TableExistsException: hbase:rsgroup
> at
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker.createRSGroupTable(RSGroupInfoManagerImpl.java:877)
>
> After some auto-retries, it loops running the thread RSGroupStartupWorker,
> will print logs as follows,
> 2018-02-02,16:23:17,626 INFO
> org.apache.hadoop.hbase.rsgroup.RSGroupInfoManagerImpl$RSGroupStartupWorker:
> RSGroup table=hbase:rsgroup isOnline=true, regionCount=0, assignCount=0,
> rootMetaFound=true
> 2018-02-02,16:23:17,730 INFO
>
