We just discovered a couple of bugs with regard to standby tasks... Not all bug fix PRs got merged yet.
You can try running on trunk to get those fixes. Should only be a few
days until the fixes get merged.
-Matthias
On 12/16/16 9:10 AM, Jon Yeargers wrote:
> Have started having this issue with another KStream based app. Digging
> through logs I ran across this message:
>
> When I've seen it before it certainly does kill the application. At the end
> of the SNIP you can see the exit process starting.
>
>
> 2016-12-16 17:04:51,507 [StreamThread-1] DEBUG
> o.a.k.s.p.internals.StreamThread - stream-thread [StreamThread-1] creating
> new standby task 0_0
>
> 2016-12-16 17:04:51,507 [StreamThread-1] INFO
> o.a.k.s.p.internals.StreamThread - stream-thread [StreamThread-1] Creating
> new standby task 0_0 with assigned partitions [[rtdetail_breakout-0]]
>
> 2016-12-16 17:04:51,508 [StreamThread-1] INFO
> o.a.k.s.p.internals.StandbyTask - standby-task [0_0] Initializing state
> stores
>
> 2016-12-16 17:04:51,508 [StreamThread-1] DEBUG
> o.a.k.c.c.i.ConsumerCoordinator - Group RtDetailBreakoutProcessor fetching
> committed offsets for partitions: [rtdetail_breakout-0]
>
> 2016-12-16 17:04:51,819 [StreamThread-1] ERROR
> o.a.k.c.c.i.ConsumerCoordinator - User provided listener
> org.apache.kafka.streams.processor.internals.StreamThread$1 for group
> RtDetailBreakoutProcessor fa
>
> iled on partition assignment
>
> java.lang.UnsupportedOperationException: null
>
> at
> org.apache.kafka.streams.processor.internals.StandbyContextImpl.recordCollector(StandbyContextImpl.java:81)
>
> at
> org.apache.kafka.streams.state.internals.StoreChangeLogger.<init>(StoreChangeLogger.java:54)
>
> at
> org.apache.kafka.streams.state.internals.StoreChangeLogger.<init>(StoreChangeLogger.java:46)
>
> at
> org.apache.kafka.streams.state.internals.RocksDBWindowStore.init(RocksDBWindowStore.java:197)
>
> 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:86)
>
> at
> org.apache.kafka.streams.processor.internals.StandbyTask.<init>(StandbyTask.java:68)
>
> at
> org.apache.kafka.streams.processor.internals.StreamThread.createStandbyTask(StreamThread.java:733)
>
> at
> org.apache.kafka.streams.processor.internals.StreamThread.addStandbyTasks(StreamThread.java:757)
>
> at
> org.apache.kafka.streams.processor.internals.StreamThread.access$200(StreamThread.java:69)
>
> at
> org.apache.kafka.streams.processor.internals.StreamThread$1.onPartitionsAssigned(StreamThread.java:125)
>
> at
> org.apache.kafka.clients.consumer.internals.ConsumerCoordinator.onJoinComplete(ConsumerCoordinator.java:229)
>
> 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:260)
>
> 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:442)
>
> at
> org.apache.kafka.streams.processor.internals.StreamThread.run(StreamThread.java:242)
>
> 2016-12-16 17:04:51,820 [StreamThread-1] DEBUG
> o.a.k.c.c.i.ConsumerCoordinator - Group RtDetailBreakoutProcessor fetching
> committed offsets for partitions: [rtdetail_breakout-2,
> rtdetail_breakout-1, rtd
>
> etail_breakout-6, rtdetail_breakout-5, rtdetail_breakout_filtered-1]
>
> 2016-12-16 17:04:51,821 [StreamThread-1] DEBUG
> o.a.k.c.consumer.internals.Fetcher - Resetting offset for partition
> rtdetail_breakout-2 to the committed offset 1989670807
>
> 2016-12-16 17:04:51,821 [StreamThread-1] DEBUG
> o.a.k.c.consumer.internals.Fetcher - Resetting offset for partition
> rtdetail_breakout-1 to the committed offset 1991427117
>
> 2016-12-16 17:04:51,821 [StreamThread-1] DEBUG
> o.a.k.c.consumer.internals.Fetcher - Resetting offset for partition
> rtdetail_breakout-6 to the committed offset 1986565752
>
> 2016-12-16 17:04:51,821 [StreamThread-1] DEBUG
> o.a.k.c.consumer.internals.Fetcher - Resetting offset for partition
> rtdetail_breakout-5 to the committed offset 1982149459
>
> 2016-12-16 17:04:51,821 [StreamThread-1] DEBUG
> o.a.k.c.consumer.internals.Fetcher - Resetting offset for partition
> rtdetail_breakout_filtered-1 to the committed offset 92917
>
> 2016-12-16 17:04:51,821 [StreamThread-1] DEBUG
> o.a.kafka.clients.NetworkClient - Initiating connection to node 115 at
> 54.154.234.110:9092.
>
> 2016-12-16 17:04:51,821 [StreamThread-1] DEBUG
> o.a.kafka.clients.NetworkClient - Initiating connection to node 114 at
> 54.194.192.105:9092.
>
> 2016-12-16 17:04:51,821 [StreamThread-1] DEBUG
> o.a.kafka.clients.NetworkClient - Initiating connection to node 112 at
> 54.171.236.113:9092.
>
> 2016-12-16 17:04:51,821 [StreamThread-1] DEBUG
> o.a.kafka.clients.NetworkClient - Initiating connection to node 111 at
> 54.154.115.41:9092.
>
> 2016-12-16 17:04:51,821 [StreamThread-1] INFO
> o.a.k.s.p.internals.StreamThread - stream-thread [StreamThread-1] Shutting
> down
>
> 2016-12-16 17:04:51,821 [StreamThread-1] DEBUG
> o.a.k.s.p.internals.StreamThread - stream-thread [StreamThread-1]
> shutdownTasksAndState: shutting down all active tasks [[0_1, 0_2, 1_1, 0_5,
> 0_6]] and standby tasks [[]]
>
> On Fri, Dec 16, 2016 at 4:53 AM, Jon Yeargers <jon.yearg...@cedexis.com>
> wrote:
>
>> FWIW I put a .warn in my shutdown hook - to make sure it wasn't being
>> called unknowingly.
>>
>> Runtime.getRuntime().addShutdownHook(new Thread(() -> {
>> try {
>> LOGGER.warn("ShutdownHook");
>> kafkaStreams.close();
>> } catch (Exception e) {
>> // ignored
>> }
>> }));
>>
>>
>> Ran another test and the app closed after ~40min. The above message
>> appears 3rd from the end (several seconds after the shutdown process has
>> commenced).
>>
>> (attaching log section)
>>
>> This has *got* to be something that I've setup improperly... I just can't
>> seem to see it.
>>
>> On Fri, Dec 16, 2016 at 2:10 AM, Jon Yeargers <jon.yearg...@cedexis.com>
>> wrote:
>>
>>> Im seeing instances where my apps are exiting (gracefully, mind you)
>>> without any obvious errors or cause. I have debug logs from many instances
>>> of this and have yet to find a reason to explain what's happening.
>>>
>>> - nothing in the app log
>>> - nothing in /var/log/messages (IE not OOM killed)
>>> - not being closed via /etc/init.d
>>> - nothing in the broker logs
>>>
>>> Running 0.10.1.0
>>>
>>> example log:
>>>
>>> https://drive.google.com/file/d/0B0KWMAAevNSteTh4aWs3SkRURU0
>>> /view?usp=sharing
>>>
>>
>>
>
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