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https://issues.apache.org/jira/browse/HBASE-24079?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Guanghao Zhang reopened HBASE-24079:
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Reopen for cherry-pick to branch-2.2.
> [Flakey Tests] Misc fixes and debug; fix BindException in Thrift tests; add
> waits on quota table to come online; etc.
> ---------------------------------------------------------------------------------------------------------------------
>
> Key: HBASE-24079
> URL: https://issues.apache.org/jira/browse/HBASE-24079
> Project: HBase
> Issue Type: Test
> Components: flakies
> Reporter: Michael Stack
> Assignee: Michael Stack
> Priority: Major
> Fix For: 3.0.0-alpha-1, 2.3.0
>
>
> Some fixes that have accumulated over last few days.
> Fixes for weird NPE on construction of ClientAsyncPrefetchScanner, catches
> for unexpected, test-killing exceptions in RSProcedureDispatcher and in
> CompactSplit; add waits on quota table to come on line and regionservers to
> go down before proceeding; add retry if BindException in thrift tests;
> disabled a few flakies; etc. Add some debug too.
> {code}
>
> hbase-client/src/main/java/org/apache/hadoop/hbase/client/ClientAsyncPrefetchScanner.java
> Refactor to avoid NPE timing issue referencing lock during Construction.
>
> hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/bucket/BucketCache.java
> Comment
>
> hbase-server/src/main/java/org/apache/hadoop/hbase/master/procedure/RSProcedureDispatcher.java
> Refactor. Catch NPE during startup and return it instead as failed
> initialization.
>
> hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/CompactSplit.java
> Catch IndexOutOfBounds exception and convert to non-split request.
>
> hbase-server/src/test/java/org/apache/hadoop/hbase/TestCachedClusterId.java
> Make less furious. Make it less flakie.
>
> hbase-server/src/test/java/org/apache/hadoop/hbase/TestServerSideScanMetricsFromClientSide.java
> Debug. Catch exception to log, then rethrow.
>
> hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAsyncRegionAdminApi.java
> Guess that waiting longer on compaction to succeed may help make this
> less flakey.
>
> hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestFromClientSide3.java
> Be explicit about timestamping to avoid concurrent edit landing
> server-side and messing up test expectation.
>
> hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestMasterRegistry.java
> Add wait on meta before proceeding w/ test.
>
> hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestScannersFromClientSide.java
> Be explicit that edits are distinct.
>
> hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/bucket/TestBucketCacheRefCnt.java
> Add @Ignore on RAM test... Fails sporadically.
>
> hbase-server/src/test/java/org/apache/hadoop/hbase/master/assignment/TestRegionMoveAndAbandon.java
> Add wait for all RegionServers going down before proceeding; was
> messing up RS accounting.
>
> hbase-server/src/test/java/org/apache/hadoop/hbase/master/balancer/BalancerTestBase.java
> Make balancer test sloppier; less restrictive; would fail on occasion
> by being just outside test limits.
>
> hbase-server/src/test/java/org/apache/hadoop/hbase/quotas/TestQuotaObserverChoreRegionReports.java
> Add wait on quota table coming up; helps make this less flakie.
>
> hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestHRegion.java
> Be explicity about timestamps; see if helps w/ flakie failure.
>
> hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestRegionReplicas.java
> Catch and ignore if issue in shutdown; don't care if after test.
>
> hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestRegionServerReportForDuty.java
> Comment.
>
> hbase-server/src/test/java/org/apache/hadoop/hbase/security/access/TestAccessController.java
> Add retry to see if helps w/ odd failure; grant hasn't propagated?
>
> hbase-server/src/test/java/org/apache/hadoop/hbase/security/access/TestCellACLWithMultipleVersions.java
> Explicit w/ timestamps so no accidental overlap of puts.
>
> hbase-thrift/src/test/java/org/apache/hadoop/hbase/thrift/TestThriftHttpServer.java
>
> hbase-thrift/src/test/java/org/apache/hadoop/hbase/thrift/TestThriftServerCmdLine.java
> Hack to deal w/ BindException on startup.
>
> hbase-thrift/src/test/java/org/apache/hadoop/hbase/thrift2/TestThrift2ServerCmdLine.java
> Use loopback.
>
> hbase-thrift/src/test/java/org/apache/hadoop/hbase/thrift2/TestThriftHBaseServiceHandler.java
> Disable flakie test.
> {code}
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