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https://issues.apache.org/jira/browse/HBASE-22477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16876802#comment-16876802
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Hudson commented on HBASE-22477:
--------------------------------
Results for branch branch-2
[build #2040 on
builds.a.o|https://builds.apache.org/job/HBase%20Nightly/job/branch-2/2040/]:
(x) *{color:red}-1 overall{color}*
----
details (if available):
(x) {color:red}-1 general checks{color}
-- For more information [see general
report|https://builds.apache.org/job/HBase%20Nightly/job/branch-2/2040//General_Nightly_Build_Report/]
(x) {color:red}-1 jdk8 hadoop2 checks{color}
-- For more information [see jdk8 (hadoop2)
report|https://builds.apache.org/job/HBase%20Nightly/job/branch-2/2040//JDK8_Nightly_Build_Report_(Hadoop2)/]
(x) {color:red}-1 jdk8 hadoop3 checks{color}
-- For more information [see jdk8 (hadoop3)
report|https://builds.apache.org/job/HBase%20Nightly/job/branch-2/2040//JDK8_Nightly_Build_Report_(Hadoop3)/]
(/) {color:green}+1 source release artifact{color}
-- See build output for details.
(/) {color:green}+1 client integration test{color}
> Throwing exception when meta region is not in OPEN state in client registry
> may crash a master
> ----------------------------------------------------------------------------------------------
>
> Key: HBASE-22477
> URL: https://issues.apache.org/jira/browse/HBASE-22477
> Project: HBase
> Issue Type: Bug
> Components: Client, master, meta
> Reporter: Duo Zhang
> Assignee: Duo Zhang
> Priority: Major
> Fix For: 3.0.0, 2.3.0, 2.0.6, 2.2.1, 2.1.6
>
> Attachments: HBASE-22477-test.patch
>
>
> {noformat}
> 2019-05-26 17:10:31,195 ERROR [master/asf906:0:becomeActiveMaster]
> helpers.MarkerIgnoringBase(159): Failed to become active master
> org.apache.hadoop.hbase.client.RetriesExhaustedException: Cannot get the
> location for replica0 of region for in hbase:meta
> at
> org.apache.hadoop.hbase.client.RpcRetryingCallerWithReadReplicas.getRegionLocations(RpcRetryingCallerWithReadReplicas.java:335)
> 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:263)
> at
> org.apache.hadoop.hbase.client.ClientScanner.loadCache(ClientScanner.java:405)
> at
> org.apache.hadoop.hbase.client.ClientScanner.nextWithSyncCache(ClientScanner.java:285)
> at
> org.apache.hadoop.hbase.client.ClientScanner.next(ClientScanner.java:564)
> at
> org.apache.hadoop.hbase.MetaTableAccessor.scanMeta(MetaTableAccessor.java:766)
> at
> org.apache.hadoop.hbase.MetaTableAccessor.scanMeta(MetaTableAccessor.java:734)
> at
> org.apache.hadoop.hbase.MetaTableAccessor.scanMeta(MetaTableAccessor.java:690)
> at
> org.apache.hadoop.hbase.MetaTableAccessor.fullScanRegions(MetaTableAccessor.java:220)
> at
> org.apache.hadoop.hbase.master.assignment.RegionStateStore.visitMeta(RegionStateStore.java:77)
> at
> org.apache.hadoop.hbase.master.assignment.AssignmentManager.loadMeta(AssignmentManager.java:1294)
> at
> org.apache.hadoop.hbase.master.assignment.AssignmentManager.joinCluster(AssignmentManager.java:1255)
> at
> org.apache.hadoop.hbase.master.HMaster.finishActiveMasterInitialization(HMaster.java:1100)
> at
> org.apache.hadoop.hbase.master.HMaster.startActiveMasterManager(HMaster.java:2375)
> at org.apache.hadoop.hbase.master.HMaster.lambda$run$0(HMaster.java:605)
> at java.lang.Thread.run(Thread.java:748)
> Caused by: java.io.IOException: Meta region is in state OPENING
> at
> org.apache.hadoop.hbase.client.ZKAsyncRegistry.lambda$getMetaRegionLocation$1(ZKAsyncRegistry.java:162)
> at
> org.apache.hadoop.hbase.util.FutureUtils.lambda$addListener$0(FutureUtils.java:70)
> at
> java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:760)
> at
> java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:736)
> at
> java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:474)
> at
> java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:1962)
> at
> org.apache.hadoop.hbase.client.ZKAsyncRegistry.lambda$getAndConvert$0(ZKAsyncRegistry.java:81)
> at
> org.apache.hadoop.hbase.util.FutureUtils.lambda$addListener$0(FutureUtils.java:70)
> at
> java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:760)
> at
> java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:736)
> at
> java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:474)
> at
> java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:1962)
> at
> org.apache.hadoop.hbase.zookeeper.ReadOnlyZKClient$ZKTask$1.exec(ReadOnlyZKClient.java:174)
> at
> org.apache.hadoop.hbase.zookeeper.ReadOnlyZKClient.run(ReadOnlyZKClient.java:342)
> ... 1 more
> {noformat}
> I think the logic is introduced at the time that we do not change the state
> of meta region on zk. But now, we will change the state of meta region, so
> maybe we should remove the logic.
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