[
https://issues.apache.org/jira/browse/HBASE-20035?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16372263#comment-16372263
]
Hadoop QA commented on HBASE-20035:
-----------------------------------
| (/) *{color:green}+1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m
14s{color} | {color:blue} Docker mode activated. {color} |
|| || || || {color:brown} Prechecks {color} ||
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue} 0m
1s{color} | {color:blue} Findbugs executables are not available. {color} |
| {color:green}+1{color} | {color:green} hbaseanti {color} | {color:green} 0m
0s{color} | {color:green} Patch does not have any anti-patterns. {color} |
| {color:green}+1{color} | {color:green} @author {color} | {color:green} 0m
0s{color} | {color:green} The patch does not contain any @author tags. {color} |
| {color:green}+1{color} | {color:green} test4tests {color} | {color:green} 0m
0s{color} | {color:green} The patch appears to include 1 new or modified test
files. {color} |
|| || || || {color:brown} branch-2 Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 3m
4s{color} | {color:green} branch-2 passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m
38s{color} | {color:green} branch-2 passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m
54s{color} | {color:green} branch-2 passed {color} |
| {color:green}+1{color} | {color:green} shadedjars {color} | {color:green} 4m
31s{color} | {color:green} branch has no errors when building our shaded
downstream artifacts. {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m
25s{color} | {color:green} branch-2 passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 3m
4s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m
38s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m
38s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m
54s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green} 0m
0s{color} | {color:green} The patch has no whitespace issues. {color} |
| {color:green}+1{color} | {color:green} shadedjars {color} | {color:green} 3m
37s{color} | {color:green} patch has no errors when building our shaded
downstream artifacts. {color} |
| {color:green}+1{color} | {color:green} hadoopcheck {color} | {color:green}
13m 10s{color} | {color:green} Patch does not cause any errors with Hadoop
2.6.5 2.7.4 or 3.0.0. {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m
24s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} unit {color} | {color:green}108m
3s{color} | {color:green} hbase-server in the patch passed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m
22s{color} | {color:green} The patch does not generate ASF License warnings.
{color} |
| {color:black}{color} | {color:black} {color} | {color:black}135m 41s{color} |
{color:black} {color} |
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|| Subsystem || Report/Notes ||
| Docker | Client=17.05.0-ce Server=17.05.0-ce Image:yetus/hbase:9f2f2db |
| JIRA Issue | HBASE-20035 |
| JIRA Patch URL |
https://issues.apache.org/jira/secure/attachment/12911436/HBASE-20035.001.branch-2.patch
|
| Optional Tests | asflicense javac javadoc unit findbugs shadedjars
hadoopcheck hbaseanti checkstyle compile |
| uname | Linux 7d48724cb4f4 4.4.0-43-generic #63-Ubuntu SMP Wed Oct 12
13:48:03 UTC 2016 x86_64 GNU/Linux |
| Build tool | maven |
| Personality |
/home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/component/dev-support/hbase-personality.sh
|
| git revision | branch-2 / baec532aa2 |
| maven | version: Apache Maven 3.5.2
(138edd61fd100ec658bfa2d307c43b76940a5d7d; 2017-10-18T07:58:13Z) |
| Default Java | 1.8.0_151 |
| Test Results |
https://builds.apache.org/job/PreCommit-HBASE-Build/11605/testReport/ |
| Max. process+thread count | 5504 (vs. ulimit of 10000) |
| modules | C: hbase-server U: hbase-server |
| Console output |
https://builds.apache.org/job/PreCommit-HBASE-Build/11605/console |
| Powered by | Apache Yetus 0.7.0 http://yetus.apache.org |
This message was automatically generated.
> .TestQuotaStatusRPCs.testQuotaStatusFromMaster failed with NPEs and
> RuntimeExceptions
> -------------------------------------------------------------------------------------
>
> Key: HBASE-20035
> URL: https://issues.apache.org/jira/browse/HBASE-20035
> Project: HBase
> Issue Type: Sub-task
> Reporter: stack
> Assignee: Josh Elser
> Priority: Major
> Fix For: 2.0.0-beta-2
>
> Attachments: HBASE-20035.001.branch-2.patch
>
>
> It failed the nightly.
> Says this...
> Error Message
> Waiting timed out after [30,000] msec
> Stacktrace
> java.lang.AssertionError: Waiting timed out after [30,000] msec
> at
> org.apache.hadoop.hbase.quotas.TestQuotaStatusRPCs.testQuotaStatusFromMaster(TestQuotaStatusRPCs.java:267)
> ... but looking in log I see following:
> Odd thing is the test is run three times and it failed all three times for
> same reason.
> [ERROR] Failures:
> [ERROR]
> org.apache.hadoop.hbase.quotas.TestQuotaStatusRPCs.testQuotaStatusFromMaster(org.apache.hadoop.hbase.quotas.TestQuotaStatusRPCs)
> [ERROR] Run 1: TestQuotaStatusRPCs.testQuotaStatusFromMaster:267 Waiting
> timed out after [30,000] msec
> [ERROR] Run 2: TestQuotaStatusRPCs.testQuotaStatusFromMaster:267 Waiting
> timed out after [30,000] msec
> [ERROR] Run 3: TestQuotaStatusRPCs.testQuotaStatusFromMaster:267 Waiting
> timed out after [30,000] msec
> If you go to build artifacts you can download full -output.txt log. I see
> stuff like this which might be ok....
> {code}
> 2018-02-21 01:29:59,546 INFO
> [StoreCloserThread-testQuotaStatusFromMaster4,0,1519176558800.1dbd00f38915cd276410065f85140b26.-1]
> regionserver.HStore(930): Closed f1
> 2018-02-21 01:29:59,551 ERROR [master/ad51e354307e:0.Chore.2]
> hbase.ScheduledChore(189): Caught error
> java.lang.RuntimeException: java.util.concurrent.RejectedExecutionException:
> Task
> org.apache.hadoop.hbase.client.ResultBoundedCompletionService$QueueingFuture@79ec2ef9
> rejected from java.util.concurrent.ThreadPoolExecutor@5198a326[Terminated,
> pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 142]
> at
> org.apache.hadoop.hbase.client.RpcRetryingCallerImpl.callWithoutRetries(RpcRetryingCallerImpl.java:200)
> at org.apache.hadoop.hbase.client.ClientScanner.call(ClientScanner.java:269)
> at
> org.apache.hadoop.hbase.client.ClientScanner.loadCache(ClientScanner.java:437)
> at
> org.apache.hadoop.hbase.client.ClientScanner.nextWithSyncCache(ClientScanner.java:312)
> at org.apache.hadoop.hbase.client.ClientScanner.next(ClientScanner.java:597)
> at
> org.apache.hadoop.hbase.quotas.QuotaRetriever.next(QuotaRetriever.java:106)
> at
> org.apache.hadoop.hbase.quotas.QuotaRetriever$Iter.<init>(QuotaRetriever.java:125)
> at
> org.apache.hadoop.hbase.quotas.QuotaRetriever.iterator(QuotaRetriever.java:117)
> at
> org.apache.hadoop.hbase.quotas.QuotaObserverChore.fetchAllTablesWithQuotasDefined(QuotaObserverChore.java:458)
> at
> org.apache.hadoop.hbase.quotas.QuotaObserverChore._chore(QuotaObserverChore.java:148)
> at
> org.apache.hadoop.hbase.quotas.QuotaObserverChore.chore(QuotaObserverChore.java:136)
> at org.apache.hadoop.hbase.ScheduledChore.run(ScheduledChore.java:186)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
> at
> org.apache.hadoop.hbase.JitterScheduledThreadPoolExecutorImpl$JitteredRunnableScheduledFuture.run(JitterScheduledThreadPoolExecutorImpl.java:111)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
> Caused by: java.util.concurrent.RejectedExecutionException: Task
> org.apache.hadoop.hbase.client.ResultBoundedCompletionService$QueueingFuture@79ec2ef9
> rejected from java.util.concurrent.ThreadPoolExecutor@5198a326[Terminated,
> pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 142]
> at
> java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063)
> at
> java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830)
> at
> java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1379)
> at
> org.apache.hadoop.hbase.client.ResultBoundedCompletionService.submit(ResultBoundedCompletionService.java:171)
> at
> org.apache.hadoop.hbase.client.ScannerCallableWithReplicas.addCallsForCurrentReplica(ScannerCallableWithReplicas.java:320)
> at
> org.apache.hadoop.hbase.client.ScannerCallableWithReplicas.call(ScannerCallableWithReplicas.java:182)
> at
> org.apache.hadoop.hbase.client.ScannerCallableWithReplicas.call(ScannerCallableWithReplicas.java:58)
> at
> org.apache.hadoop.hbase.client.RpcRetryingCallerImpl.callWithoutRetries(RpcRetryingCallerImpl.java:192)
> ... 19 more
> {code}
> .. but then this which looks less ok:
> {code}
> 2018-02-21 01:30:24,044 DEBUG
> [RpcServer.default.FPBQ.Fifo.handler=4,queue=0,port=39067]
> ipc.CallRunner(141): callId: 16 service: RegionServerStatusService
> methodName: ReportRegionSpaceUse size: 109 connection: 172.17.0.2:57185
> deadline: 1519176634044
> org.apache.hadoop.hbase.PleaseHoldException: Master is initializing
> at
> org.apache.hadoop.hbase.master.HMaster.checkInitialized(HMaster.java:2741)
> at
> org.apache.hadoop.hbase.master.MasterRpcServices.reportRegionSpaceUse(MasterRpcServices.java:2135)
> at
> org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos$RegionServerStatusService$2.callBlockingMethod(RegionServerStatusProtos.java:11053)
> at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:406)
> at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:130)
> at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:324)
> at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:304)
> 2018-02-21 01:30:24,046 ERROR [regionserver/ad51e354307e:0.Chore.1]
> hbase.ScheduledChore(189): Caught error
> java.io.UncheckedIOException: org.apache.hadoop.hbase.TableNotFoundException:
> hbase:quota
> at
> org.apache.hadoop.hbase.client.ResultScanner$1.hasNext(ResultScanner.java:55)
> at
> org.apache.hadoop.hbase.quotas.SpaceQuotaRefresherChore.fetchSnapshotsFromQuotaTable(SpaceQuotaRefresherChore.java:151)
> at
> org.apache.hadoop.hbase.quotas.SpaceQuotaRefresherChore.chore(SpaceQuotaRefresherChore.java:84)
> at org.apache.hadoop.hbase.ScheduledChore.run(ScheduledChore.java:186)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
> at
> org.apache.hadoop.hbase.JitterScheduledThreadPoolExecutorImpl$JitteredRunnableScheduledFuture.run(JitterScheduledThreadPoolExecutorImpl.java:111)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
> Caused by: org.apache.hadoop.hbase.TableNotFoundException: hbase:quota
> at
> org.apache.hadoop.hbase.client.ConnectionImplementation.locateRegionInMeta(ConnectionImplementation.java:842)
> at
> org.apache.hadoop.hbase.client.ConnectionImplementation.locateRegion(ConnectionImplementation.java:733)
> at
> org.apache.hadoop.hbase.client.ConnectionUtils$ShortCircuitingClusterConnection.locateRegion(ConnectionUtils.java:131)
> at
> org.apache.hadoop.hbase.client.RpcRetryingCallerWithReadReplicas.getRegionLocations(RpcRetryingCallerWithReadReplicas.java:325)
> at
> org.apache.hadoop.hbase.client.ScannerCallableWithReplicas.call(ScannerCallableWithReplicas.java:153)
> at
> org.apache.hadoop.hbase.client.ScannerCallableWithReplicas.call(ScannerCallableWithReplicas.java:58)
> at
> org.apache.hadoop.hbase.client.RpcRetryingCallerImpl.callWithoutRetries(RpcRetryingCallerImpl.java:192)
> at org.apache.hadoop.hbase.client.ClientScanner.call(ClientScanner.java:269)
> at
> org.apache.hadoop.hbase.client.ClientScanner.loadCache(ClientScanner.java:437)
> at
> org.apache.hadoop.hbase.client.ClientScanner.nextWithSyncCache(ClientScanner.java:312)
> at org.apache.hadoop.hbase.client.ClientScanner.next(ClientScanner.java:597)
> at
> org.apache.hadoop.hbase.client.ResultScanner$1.hasNext(ResultScanner.java:53)
> ... 11 more
> 2018-02-21 01:30:24,179 DEBUG [Time-limited test-EventThread]
> zookeeper.ZKWatcher(443): master:39067-0x161b5fb62d10000,
> quorum=localhost:49877, baseZNode=/hbase Received ZooKeeper Event,
> type=NodeChildrenChanged, state=SyncConnected, path=/hbase/namespace
> 2018-02-21 01:30:24,604 INFO [PEWorker-13]
> procedure2.ProcedureExecutor(1247): Finished pid=6, state=SUCCESS;
> CreateNamespaceProcedure, namespace=hbase in 1.0980sec
> 2018-02-21 01:30:24,772 DEBUG [Time-limited test-EventThread]
> zookeeper.ZKWatcher(443): master:39067-0x161b5fb62d10000,
> quorum=localhost:49877, baseZNode=/hbase Received ZooKeeper Event,
> type=NodeDataChanged, state=SyncConnected, path=/hbase/namespace/default
> 2018-02-21 01:30:24,830 DEBUG [Time-limited test-EventThread]
> zookeeper.ZKWatcher(443): master:39067-0x161b5fb62d10000,
> quorum=localhost:49877, baseZNode=/hbase Received ZooKeeper Event,
> type=NodeDataChanged, state=SyncConnected, path=/hbase/namespace/hbase
> 2018-02-21 01:30:24,831 INFO [M:0;ad51e354307e:39067] master.HMaster(927):
> Master has completed initialization 17.276sec
> 2018-02-21 01:30:24,832 INFO [M:0;ad51e354307e:39067]
> quotas.MasterQuotaManager(87): Quota table not found. Creating...
> 2018-02-21 01:30:24,833 INFO [M:0;ad51e354307e:39067] master.HMaster(1783):
> Client=null/null create 'hbase:quota', {NAME => 'q', VERSIONS => '1',
> EVICT_BLOCKS_ON_CLOSE => 'false', NEW_VERSION_BEHAVIOR => 'false',
> KEEP_DELETED_CELLS => 'FALSE', CACHE_DATA_ON_WRITE => 'false',
> DATA_BLOCK_ENCODING => 'NONE', TTL => 'FOREVER', MIN_VERSIONS => '0',
> REPLICATION_SCOPE => '0', BLOOMFILTER => 'ROW', CACHE_INDEX_ON_WRITE =>
> 'false', IN_MEMORY => 'false', CACHE_BLOOMS_ON_WRITE => 'false',
> PREFETCH_BLOCKS_ON_OPEN => 'false', COMPRESSION => 'NONE', BLOCKCACHE =>
> 'true', BLOCKSIZE => '65536'}, {NAME => 'u', VERSIONS => '1',
> EVICT_BLOCKS_ON_CLOSE => 'false', NEW_VERSION_BEHAVIOR => 'false',
> KEEP_DELETED_CELLS => 'FALSE', CACHE_DATA_ON_WRITE => 'false',
> DATA_BLOCK_ENCODING => 'NONE', TTL => 'FOREVER', MIN_VERSIONS => '0',
> REPLICATION_SCOPE => '0', BLOOMFILTER => 'ROW', CACHE_INDEX_ON_WRITE =>
> 'false', IN_MEMORY => 'false', CACHE_BLOOMS_ON_WRITE => 'false',
> PREFETCH_BLOCKS_ON_OPEN => 'false', COMPRESSION => 'NONE', BLOCKCACHE =>
> 'true', BLOCKSIZE => '65536'}
> 2018-02-21 01:30:24,979 ERROR
> [RpcServer.default.FPBQ.Fifo.handler=4,queue=0,port=39067]
> ipc.RpcServer(464): Unexpected throwable object
> java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.master.MasterRpcServices.reportRegionSpaceUse(MasterRpcServices.java:2142)
> at
> org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos$RegionServerStatusService$2.callBlockingMethod(RegionServerStatusProtos.java:11053)
> at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:406)
> at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:130)
> at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:324)
> at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:304)
> 2018-02-21 01:30:24,980 DEBUG
> [RpcServer.default.FPBQ.Fifo.handler=4,queue=0,port=39067]
> ipc.CallRunner(141): callId: 18 service: RegionServerStatusService
> methodName: ReportRegionSpaceUse size: 109 connection: 172.17.0.2:57185
> deadline: 1519176634979
> java.io.IOException
> at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:465)
> at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:130)
> at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:324)
> at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:304)
> Caused by: java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.master.MasterRpcServices.reportRegionSpaceUse(MasterRpcServices.java:2142)
> at
> org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos$RegionServerStatusService$2.callBlockingMethod(RegionServerStatusProtos.java:11053)
> at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:406)
> ... 3 more
> 2018-02-21 01:30:24,982 DEBUG [regionserver/ad51e354307e:0.Chore.1]
> regionserver.HRegionServer(1245): Failed to report region sizes to Master.
> This will be retried.
> java.io.IOException: java.io.IOException
> at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:465)
> at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:130)
> at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:324)
> at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:304)
> Caused by: java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.master.MasterRpcServices.reportRegionSpaceUse(MasterRpcServices.java:2142)
> at
> org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos$RegionServerStatusService$2.callBlockingMethod(RegionServerStatusProtos.java:11053)
> at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:406)
> ... 3 more
> at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
> at
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
> at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
> at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
> at
> org.apache.hadoop.hbase.ipc.RemoteWithExtrasException.instantiateException(RemoteWithExtrasException.java:100)
> at
> org.apache.hadoop.hbase.ipc.RemoteWithExtrasException.unwrapRemoteException(RemoteWithExtrasException.java:90)
> at
> org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil.makeIOExceptionOfException(ProtobufUtil.java:358)
> at
> org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil.getRemoteException(ProtobufUtil.java:335)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.reportRegionSizesForQuotas(HRegionServer.java:1224)
> at
> org.apache.hadoop.hbase.quotas.FileSystemUtilizationChore.reportRegionSizesToMaster(FileSystemUtilizationChore.java:187)
> at
> org.apache.hadoop.hbase.quotas.FileSystemUtilizationChore.chore(FileSystemUtilizationChore.java:136)
> at org.apache.hadoop.hbase.ScheduledChore.run(ScheduledChore.java:186)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
> at
> org.apache.hadoop.hbase.JitterScheduledThreadPoolExecutorImpl$JitteredRunnableScheduledFuture.run(JitterScheduledThreadPoolExecutorImpl.java:111)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
> Caused by:
> org.apache.hadoop.hbase.ipc.RemoteWithExtrasException(java.io.IOException):
> java.io.IOException
> at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:465)
> at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:130)
> at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:324)
> at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:304)
> Caused by: java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.master.MasterRpcServices.reportRegionSpaceUse(MasterRpcServices.java:2142)
> at
> org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos$RegionServerStatusService$2.callBlockingMethod(RegionServerStatusProtos.java:11053)
> at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:406)
> ... 3 more
> {code}
> You might have some input mighty [~elserj] ? Thanks sir. It failed only this
> once. I could up the timeouts from 30 seconds because that allowed but my
> guess it he NPE does us in. Thanks sir.
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