jiazhai opened a new issue #726: Unit Tests failure with BKMetadataVersionException URL: https://github.com/apache/bookkeeper/issues/726 **BUG REPORT** 1. Please describe the issue you observed: - What did you do? Run mvn test - What did you expect to see? Expect all tests passed - What did you see instead? some tests failed, with Exception: BKMetadataVersionException Failure cases: ``` BookieRecoveryTest.testMetadataConflictWhenDelayingEnsembleChange ? BKMetadataVersion BookieRecoveryTest.testMetadataConflictWithRecovery ? BKMetadataVersion Bad le... BookieRecoveryTest.testSyncBookieRecoveryToRandomBookiesCheckForDupes ? BKMetadataVersion TestDelayEnsembleChange.testChangeEnsembleSecondBookieReadOnly ? BKMetadataVersion TestWatchEnsembleChange.testWatchEnsembleChange[1] ? BKMetadataVersion Bad led... UpdateLedgerCmdTest.testUpdateLedgersToHostname ? BKMetadataVersion Bad ledger... UpdateLedgerOpTest.testChangeEnsembleAfterRenaming:202 ? BKMetadataVersion Bad... UpdateLedgerOpTest.testLimitLessThanTotalLedgers ? BKMetadataVersion Bad ledge... UpdateLedgerOpTest.testManyLedgers ? BKMetadataVersion Bad ledger metadata ver... UpdateLedgerOpTest.testRenameWhenAddEntryInProgress ? BKMetadataVersion Bad le... ``` get one stack example here: ``` 2017-11-15 13:00:11,838 - ERROR - [BookKeeperClientWorker-OrderedSafeExecutor-0-0:PendingAddOp@354] - Write of ledger entry to quorum failed: L0 E10 org.apache.bookkeeper.client.BKException$BKMetadataVersionException: Bad ledger metadata version at org.apache.bookkeeper.client.SyncCallbackUtils.finish(SyncCallbackUtils.java:68) at org.apache.bookkeeper.client.SyncCallbackUtils$SyncAddCallback.addComplete(SyncCallbackUtils.java:264) at org.apache.bookkeeper.client.PendingAddOp.submitCallback(PendingAddOp.java:359) at org.apache.bookkeeper.client.LedgerHandle.errorOutPendingAdds(LedgerHandle.java:1300) at org.apache.bookkeeper.client.LedgerHandle$3.safeRun(LedgerHandle.java:427) at org.apache.bookkeeper.common.util.SafeRunnable.run(SafeRunnable.java:36) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:748) ```
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