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From Jon Yeargers <jon.yearg...@cedexis.com>
Subject rocksdb error(s)
Date Sun, 11 Dec 2016 09:28:11 GMT
Seeing this appearing somewhat frequently -

org.apache.kafka.streams.errors.ProcessorStateException: Error opening
store minute_agg_stream-201612100812 at location
/tmp/kafka-streams/MinuteAgg/1_9/minute_agg_stream/minute_agg_stream-201612100812

        at
org.apache.kafka.streams.state.internals.RocksDBStore.openDB(RocksDBStore.java:196)

        at
org.apache.kafka.streams.state.internals.RocksDBStore.openDB(RocksDBStore.java:158)

        at
org.apache.kafka.streams.state.internals.RocksDBWindowStore$Segment.openDB(RocksDBWindowStore.java:72)

        at
org.apache.kafka.streams.state.internals.RocksDBWindowStore.getOrCreateSegment(RocksDBWindowStore.java:402)

        at
org.apache.kafka.streams.state.internals.RocksDBWindowStore.putInternal(RocksDBWindowStore.java:333)

        at
org.apache.kafka.streams.state.internals.RocksDBWindowStore.access$100(RocksDBWindowStore.java:51)

        at
org.apache.kafka.streams.state.internals.RocksDBWindowStore$2.restore(RocksDBWindowStore.java:212)

        at
org.apache.kafka.streams.processor.internals.ProcessorStateManager.restoreActiveState(ProcessorStateManager.java:235)

        at
org.apache.kafka.streams.processor.internals.ProcessorStateManager.register(ProcessorStateManager.java:198)

        at
org.apache.kafka.streams.processor.internals.ProcessorContextImpl.register(ProcessorContextImpl.java:123)

        at
org.apache.kafka.streams.state.internals.RocksDBWindowStore.init(RocksDBWindowStore.java:206)

        at
org.apache.kafka.streams.state.internals.MeteredWindowStore.init(MeteredWindowStore.java:66)

        at
org.apache.kafka.streams.state.internals.CachingWindowStore.init(CachingWindowStore.java:64)

        at
org.apache.kafka.streams.processor.internals.AbstractTask.initializeStateStores(AbstractTask.java:81)

        at
org.apache.kafka.streams.processor.internals.StreamTask.<init>(StreamTask.java:120)

        at
org.apache.kafka.streams.processor.internals.StreamThread.createStreamTask(StreamThread.java:633)

        at
org.apache.kafka.streams.processor.internals.StreamThread.addStreamTasks(StreamThread.java:660)

        at
org.apache.kafka.streams.processor.internals.StreamThread.access$100(StreamThread.java:69)

        at
org.apache.kafka.streams.processor.internals.StreamThread$1.onPartitionsAssigned(StreamThread.java:124)

        at
org.apache.kafka.clients.consumer.internals.ConsumerCoordinator.onJoinComplete(ConsumerCoordinator.java:228)

        at
org.apache.kafka.clients.consumer.internals.AbstractCoordinator.joinGroupIfNeeded(AbstractCoordinator.java:313)

        at
org.apache.kafka.clients.consumer.internals.AbstractCoordinator.ensureActiveGroup(AbstractCoordinator.java:277)

        at
org.apache.kafka.clients.consumer.internals.ConsumerCoordinator.poll(ConsumerCoordinator.java:259)

        at
org.apache.kafka.clients.consumer.KafkaConsumer.pollOnce(KafkaConsumer.java:1013)

        at
org.apache.kafka.clients.consumer.KafkaConsumer.poll(KafkaConsumer.java:979)

        at
org.apache.kafka.streams.processor.internals.StreamThread.runLoop(StreamThread.java:407)

        at
org.apache.kafka.streams.processor.internals.StreamThread.run(StreamThread.java:242)

Caused by: org.rocksdb.RocksDBException: IO error: lock
/tmp/kafka-streams/MinuteAgg/1_9/minute_agg_stream/minute_agg_stream-201612100812/LOCK:
No locks available

        at org.rocksdb.RocksDB.open(Native Method)

        at org.rocksdb.RocksDB.open(RocksDB.java:184)

        at
org.apache.kafka.streams.state.internals.RocksDBStore.openDB(RocksDBStore.java:189)

        ... 26 common frames omitted

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