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https://issues.apache.org/jira/browse/KAFKA-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16131353#comment-16131353
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Guozhang Wang commented on KAFKA-5733:
--------------------------------------
3681 contains Bill's PR, so KAFKA-5725 should be unblocked now.
> System tests get exception RocksDBException: db has more levels than
> options.num_levels
> ---------------------------------------------------------------------------------------
>
> Key: KAFKA-5733
> URL: https://issues.apache.org/jira/browse/KAFKA-5733
> Project: Kafka
> Issue Type: Bug
> Components: streams
> Affects Versions: 0.11.0.1
> Reporter: Eno Thereska
> Assignee: Bill Bejeck
> Fix For: 1.0.0
>
>
> New system tests as part of KAFKA-5725 with PR
> https://github.com/apache/kafka/pull/3656 consistently fail like this:
> [2017-08-14 10:37:57,216] ERROR User provided listener
> org.apache.kafka.streams.processor.internals.StreamThread$RebalanceListener
> for group SmokeTest failed on partition assignment
> (org.apache.kafka.clients.consumer.internals.ConsumerCoordinator)
> org.apache.kafka.streams.errors.ProcessorStateException: Error opening store
> cntStoreName at location /mnt/streams/SmokeTest/2_0/rocksdb/cntStoreName
> at
> org.apache.kafka.streams.state.internals.RocksDBStore.openDB(RocksDBStore.java:206)
> at
> org.apache.kafka.streams.state.internals.RocksDBStore.openDB(RocksDBStore.java:176)
> at
> org.apache.kafka.streams.state.internals.RocksDBStore.toggleDbForBulkLoading(RocksDBStore.java:259)
> at
> org.apache.kafka.streams.state.internals.RocksDBStore.access$200(RocksDBStore.java:74)
> at
> org.apache.kafka.streams.state.internals.RocksDBStore$RocksDBBatchingRestoreCallback.onRestoreStart(RocksDBStore.java:551)
> at
> org.apache.kafka.streams.processor.internals.CompositeRestoreListener.onRestoreStart(CompositeRestoreListener.java:54)
> at
> org.apache.kafka.streams.processor.internals.StateRestorer.restoreStarted(StateRestorer.java:61)
> at
> org.apache.kafka.streams.processor.internals.StoreChangelogReader.restore(StoreChangelogReader.java:126)
> at
> org.apache.kafka.streams.processor.internals.TaskManager.createTasks(TaskManager.java:94)
> at
> org.apache.kafka.streams.processor.internals.StreamThread$RebalanceListener.onPartitionsAssigned(StreamThread.java:177)
> at
> org.apache.kafka.clients.consumer.internals.ConsumerCoordinator.onJoinComplete(ConsumerCoordinator.java:265)
> at
> org.apache.kafka.clients.consumer.internals.AbstractCoordinator.joinGroupIfNeeded(AbstractCoordinator.java:368)
> at
> org.apache.kafka.clients.consumer.internals.AbstractCoordinator.ensureActiveGroup(AbstractCoordinator.java:317)
> at
> org.apache.kafka.clients.consumer.internals.ConsumerCoordinator.poll(ConsumerCoordinator.java:297)
> at
> org.apache.kafka.clients.consumer.KafkaConsumer.pollOnce(KafkaConsumer.java:1078)
> at
> org.apache.kafka.clients.consumer.KafkaConsumer.poll(KafkaConsumer.java:1043)
> at
> org.apache.kafka.streams.processor.internals.StreamThread.pollRequests(StreamThread.java:736)
> at
> org.apache.kafka.streams.processor.internals.StreamThread.runLoop(StreamThread.java:707)
> at
> org.apache.kafka.streams.processor.internals.StreamThread.run(StreamThread.java:677)
> Caused by: org.rocksdb.RocksDBException: db has more levels than
> options.num_levels
> at org.rocksdb.RocksDB.open(Native Method)
> at org.rocksdb.RocksDB.open(RocksDB.java:231)
> at
> org.apache.kafka.streams.state.internals.RocksDBStore.openDB(RocksDBStore.java:199)
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