Thanks, Jiangjie for helping resolve the kafka controller migration driven 
partition leader rebalance issue. The logs are much cleaner now. 

There are a few incidences of Out of range offset even though  there is no 
consumers running, only producers and replica fetchers. I was trying to relate 
to a cause, looks like compaction (log segment deletion) causing this. Not sure 
whether this is expected behavior.

Broker-4:
[2015-03-14 07:46:52,338] ERROR [Replica Manager on Broker 4]: Error when 
processing fetch request for partition [Topic22kv,5] offset 1754769769 from 
follower with correlation id 1645671. Possible cause: Request for offset 
1754769769 but we only have log segments in the range 1400864851 to 1754769732. 
(kafka.server.ReplicaManager)

Broker-3:
[2015-03-14 07:46:52,356] INFO The cleaning for partition [Topic22kv,5] is 
aborted and paused (kafka.log.LogCleaner)
[2015-03-14 07:46:52,408] INFO Scheduling log segment 1400864851 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
…
[2015-03-14 07:46:52,421] INFO Compaction for partition [Topic22kv,5] is 
resumed (kafka.log.LogCleaner)
[2015-03-14 07:46:52,517] ERROR [ReplicaFetcherThread-2-4], Current offset 
1754769769 for partition [Topic22kv,5] out of range; reset offset to 1400864851 
(kafka.server.ReplicaFetcherThread)
[2015-03-14 07:46:52,517] WARN [ReplicaFetcherThread-2-4], Replica 3 for 
partition [Topic22kv,5] reset its fetch offset from 1400864851 to current 
leader 4's start offset 1400864851 (kafka.server.ReplicaFetcherThread)

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on broker-4
[2015-03-14 07:46:52,338] ERROR [Replica Manager on Broker 4]: Error when 
processing fetch request for partition [Topic22kv,5] offset 1754769769 from 
follower with correlation id 1645671. Possible cause: Request for offset 
1754769769 but we only have log segments in the range 1400864851 to 1754769732. 
(kafka.server.ReplicaManager)
[2015-03-14 07:46:52,759] INFO Closing socket connection to /19.10.4.143. 
(kafka.network.Processor)

on broker-3
[2015-03-14 07:46:52,356] INFO The cleaning for partition [Topic22kv,5] is 
aborted and paused (kafka.log.LogCleaner)
[2015-03-14 07:46:52,408] INFO Scheduling log segment 1400864851 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,408] INFO Scheduling log segment 1406227848 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,408] INFO Scheduling log segment 1411591123 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,408] INFO Scheduling log segment 1416954195 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,409] INFO Scheduling log segment 1422317783 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,409] INFO Scheduling log segment 1427680989 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,409] INFO Scheduling log segment 1433044302 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,409] INFO Scheduling log segment 1438407760 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,409] INFO Scheduling log segment 1443770521 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,409] INFO Scheduling log segment 1449133811 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,409] INFO Scheduling log segment 1454497169 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,410] INFO Scheduling log segment 1459860085 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,411] INFO Scheduling log segment 1465223478 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,411] INFO Scheduling log segment 1470586720 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,412] INFO Scheduling log segment 1475949659 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,412] INFO Scheduling log segment 1481312627 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,412] INFO Scheduling log segment 1486675299 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,412] INFO Scheduling log segment 1492038376 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,413] INFO Scheduling log segment 1497401497 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,413] INFO Scheduling log segment 1502764133 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,413] INFO Scheduling log segment 1508126631 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,413] INFO Scheduling log segment 1513489256 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,413] INFO Scheduling log segment 1518852045 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,414] INFO Scheduling log segment 1524214801 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,414] INFO Scheduling log segment 1529576936 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,414] INFO Scheduling log segment 1534939512 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,414] INFO Scheduling log segment 1540302166 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,414] INFO Scheduling log segment 1545665202 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,414] INFO Scheduling log segment 1551027837 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,414] INFO Scheduling log segment 1556390348 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,415] INFO Scheduling log segment 1561752847 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,415] INFO Scheduling log segment 1567115844 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,415] INFO Scheduling log segment 1572478219 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,415] INFO Scheduling log segment 1577840715 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,415] INFO Scheduling log segment 1583202882 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,415] INFO Scheduling log segment 1588565423 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,416] INFO Scheduling log segment 1593928097 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,416] INFO Scheduling log segment 1599290877 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,416] INFO Scheduling log segment 1604653392 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,416] INFO Scheduling log segment 1610015711 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,416] INFO Scheduling log segment 1615378342 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,416] INFO Scheduling log segment 1620740750 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,417] INFO Scheduling log segment 1626103585 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,417] INFO Scheduling log segment 1631466326 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,417] INFO Scheduling log segment 1636828852 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,417] INFO Scheduling log segment 1642191186 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,417] INFO Scheduling log segment 1647554066 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,417] INFO Scheduling log segment 1652916834 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,417] INFO Scheduling log segment 1658278968 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,418] INFO Scheduling log segment 1663641744 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,418] INFO Scheduling log segment 1669004451 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,418] INFO Scheduling log segment 1674367433 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,418] INFO Scheduling log segment 1679729882 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,418] INFO Scheduling log segment 1685092450 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,419] INFO Scheduling log segment 1690455586 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,419] INFO Scheduling log segment 1695818413 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,419] INFO Scheduling log segment 1701181566 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,419] INFO Scheduling log segment 1706544338 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,419] INFO Scheduling log segment 1711906913 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,419] INFO Scheduling log segment 1717269789 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,419] INFO Scheduling log segment 1722632729 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,420] INFO Scheduling log segment 1727994900 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,420] INFO Scheduling log segment 1733357931 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,420] INFO Scheduling log segment 1738720377 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,420] INFO Scheduling log segment 1744083107 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,420] INFO Scheduling log segment 1749446181 for log 
Topic22kv-5 for deletion. (kafka.log.Log)
[2015-03-14 07:46:52,421] INFO Compaction for partition [Topic22kv,5] is 
resumed (kafka.log.LogCleaner)
[2015-03-14 07:46:52,517] ERROR [ReplicaFetcherThread-2-4], Current offset 
1754769769 for partition [Topic22kv,5] out of range; reset offset to 1400864851 
(kafka.server.ReplicaFetcherThread)
[2015-03-14 07:46:52,517] WARN [ReplicaFetcherThread-2-4], Replica 3 for 
partition [Topic22kv,5] reset its fetch offset from 1400864851 to current 
leader 4's start offset 1400864851 (kafka.server.ReplicaFetcherThread)

Thanks
Zakee

> On Mar 9, 2015, at 12:18 PM, Zakee <kzak...@netzero.net> wrote:
> 
> No broker restarts.
> 
> Created a kafka issue: https://issues.apache.org/jira/browse/KAFKA-2011 
> <https://issues.apache.org/jira/browse/KAFKA-2011>
> 
>>> Logs for rebalance:
>>> [2015-03-07 16:52:48,969] INFO [Controller 2]: Resuming preferred replica 
>>> election for partitions:  (kafka.controller.KafkaController)
>>> [2015-03-07 16:52:48,969] INFO [Controller 2]: Partitions that completed 
>>> preferred replica election:  (kafka.controller.KafkaController)
>>> …
>>> [2015-03-07 12:07:06,783] INFO [Controller 4]: Resuming preferred replica 
>>> election for partitions:  (kafka.controller.KafkaController)
>>> ...
>>> [2015-03-07 09:10:41,850] INFO [Controller 3]: Resuming preferred replica 
>>> election for partitions:  (kafka.controller.KafkaController)
>>> ...
>>> [2015-03-07 08:26:56,396] INFO [Controller 1]: Starting preferred replica 
>>> leader election for partitions  (kafka.controller.KafkaController)
>>> ...
>>> [2015-03-06 16:52:59,506] INFO [Controller 2]: Partitions undergoing 
>>> preferred replica election:  (kafka.controller.KafkaController)
>>> 
>>> Also, I still see lots of below errors (~69k) going on in the logs since 
>>> the restart. Is there any other reason than rebalance for these errors?
>>> 
>>> [2015-03-07 14:23:28,963] ERROR [ReplicaFetcherThread-2-5], Error for 
>>> partition [Topic-11,7] to broker 5:class 
>>> kafka.common.NotLeaderForPartitionException 
>>> (kafka.server.ReplicaFetcherThread)
>>> [2015-03-07 14:23:28,963] ERROR [ReplicaFetcherThread-1-5], Error for 
>>> partition [Topic-2,25] to broker 5:class 
>>> kafka.common.NotLeaderForPartitionException 
>>> (kafka.server.ReplicaFetcherThread)
>>> [2015-03-07 14:23:28,963] ERROR [ReplicaFetcherThread-2-5], Error for 
>>> partition [Topic-2,21] to broker 5:class 
>>> kafka.common.NotLeaderForPartitionException 
>>> (kafka.server.ReplicaFetcherThread)
>>> [2015-03-07 14:23:28,963] ERROR [ReplicaFetcherThread-1-5], Error for 
>>> partition [Topic-22,9] to broker 5:class 
>>> kafka.common.NotLeaderForPartitionException 
>>> (kafka.server.ReplicaFetcherThread)
> 
> 
>> Could you paste the related logs in controller.log?
> What specifically should I search for in the logs?
> 
> Thanks,
> Zakee
> 
> 
> 
>> On Mar 9, 2015, at 11:35 AM, Jiangjie Qin <j...@linkedin.com.INVALID 
>> <mailto:j...@linkedin.com.INVALID>> wrote:
>> 
>> Is there anything wrong with brokers around that time? E.g. Broker restart?
>> The log you pasted are actually from replica fetchers. Could you paste the
>> related logs in controller.log?
>> 
>> Thanks.
>> 
>> Jiangjie (Becket) Qin
>> 
>> On 3/9/15, 10:32 AM, "Zakee" <kzak...@netzero.net 
>> <mailto:kzak...@netzero.net>> wrote:
>> 
>>> Correction: Actually  the rebalance happened quite until 24 hours after
>>> the start, and thats where below errors were found. Ideally rebalance
>>> should not have happened at all.
>>> 
>>> 
>>> Thanks
>>> Zakee
>>> 
>>> 
>>> 
>>>> On Mar 9, 2015, at 10:28 AM, Zakee <kzak...@netzero.net 
>>>> <mailto:kzak...@netzero.net>> wrote:
>>>> 
>>>>> Hmm, that sounds like a bug. Can you paste the log of leader rebalance
>>>>> here?
>>>> Thanks for you suggestions.
>>>> It looks like the rebalance actually happened only once soon after I
>>>> started with clean cluster and data was pushed, it didn’t happen again
>>>> so far, and I see the partitions leader counts on brokers did not change
>>>> since then. One of the brokers was constantly showing 0 for partition
>>>> leader count. Is that normal?
>>>> 
>>>> Also, I still see lots of below errors (~69k) going on in the logs
>>>> since the restart. Is there any other reason than rebalance for these
>>>> errors?
>>>> 
>>>> [2015-03-07 14:23:28,963] ERROR [ReplicaFetcherThread-2-5], Error for
>>>> partition [Topic-11,7] to broker 5:class
>>>> kafka.common.NotLeaderForPartitionException
>>>> (kafka.server.ReplicaFetcherThread)
>>>> [2015-03-07 14:23:28,963] ERROR [ReplicaFetcherThread-1-5], Error for
>>>> partition [Topic-2,25] to broker 5:class
>>>> kafka.common.NotLeaderForPartitionException
>>>> (kafka.server.ReplicaFetcherThread)
>>>> [2015-03-07 14:23:28,963] ERROR [ReplicaFetcherThread-2-5], Error for
>>>> partition [Topic-2,21] to broker 5:class
>>>> kafka.common.NotLeaderForPartitionException
>>>> (kafka.server.ReplicaFetcherThread)
>>>> [2015-03-07 14:23:28,963] ERROR [ReplicaFetcherThread-1-5], Error for
>>>> partition [Topic-22,9] to broker 5:class
>>>> kafka.common.NotLeaderForPartitionException
>>>> (kafka.server.ReplicaFetcherThread)
>>>> 
>>>>> Some other things to check are:
>>>>> 1. The actual property name is auto.leader.rebalance.enable, not
>>>>> auto.leader.rebalance. You’ve probably known this, just to double
>>>>> confirm.
>>>> Yes 
>>>> 
>>>>> 2. In zookeeper path, can you verify /admin/preferred_replica_election
>>>>> does not exist?
>>>> ls /admin
>>>> [delete_topics]
>>>> ls /admin/preferred_replica_election
>>>> Node does not exist: /admin/preferred_replica_election
>>>> 
>>>> 
>>>> Thanks
>>>> Zakee
>>>> 
>>>> 
>>>> 
>>>>> On Mar 7, 2015, at 10:49 PM, Jiangjie Qin <j...@linkedin.com.INVALID 
>>>>> <mailto:j...@linkedin.com.INVALID>>
>>>>> wrote:
>>>>> 
>>>>> Hmm, that sounds like a bug. Can you paste the log of leader rebalance
>>>>> here?
>>>>> Some other things to check are:
>>>>> 1. The actual property name is auto.leader.rebalance.enable, not
>>>>> auto.leader.rebalance. You’ve probably known this, just to double
>>>>> confirm.
>>>>> 2. In zookeeper path, can you verify /admin/preferred_replica_election
>>>>> does not exist?
>>>>> 
>>>>> Jiangjie (Becket) Qin
>>>>> 
>>>>> On 3/7/15, 10:24 PM, "Zakee" <kzak...@netzero.net 
>>>>> <mailto:kzak...@netzero.net>> wrote:
>>>>> 
>>>>>> I started with  clean cluster and started to push data. It still does
>>>>>> the
>>>>>> rebalance at random durations even though the auto.leader.relabalance
>>>>>> is
>>>>>> set to false.
>>>>>> 
>>>>>> Thanks
>>>>>> Zakee
>>>>>> 
>>>>>> 
>>>>>> 
>>>>>>> On Mar 6, 2015, at 3:51 PM, Jiangjie Qin <j...@linkedin.com.INVALID 
>>>>>>> <mailto:j...@linkedin.com.INVALID>>
>>>>>>> wrote:
>>>>>>> 
>>>>>>> Yes, the rebalance should not happen in that case. That is a little
>>>>>>> bit
>>>>>>> strange. Could you try to launch a clean Kafka cluster with
>>>>>>> auto.leader.election disabled and try push data?
>>>>>>> When leader migration occurs, NotLeaderForPartition exception is
>>>>>>> expected.
>>>>>>> 
>>>>>>> Jiangjie (Becket) Qin
>>>>>>> 
>>>>>>> 
>>>>>>> On 3/6/15, 3:14 PM, "Zakee" <kzak...@netzero.net 
>>>>>>> <mailto:kzak...@netzero.net>> wrote:
>>>>>>> 
>>>>>>>> Yes, Jiangjie, I do see lots of these errors "Starting preferred
>>>>>>>> replica
>>>>>>>> leader election for partitions” in logs. I also see lot of Produce
>>>>>>>> request failure warnings in with the NotLeader Exception.
>>>>>>>> 
>>>>>>>> I tried switching off the auto.leader.relabalance to false. I am
>>>>>>>> still
>>>>>>>> noticing the rebalance happening. My understanding was the rebalance
>>>>>>>> will
>>>>>>>> not happen when this is set to false.
>>>>>>>> 
>>>>>>>> Thanks
>>>>>>>> Zakee
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 
>>>>>>>>> On Feb 25, 2015, at 5:17 PM, Jiangjie Qin
>>>>>>>>> <j...@linkedin.com.INVALID <mailto:j...@linkedin.com.INVALID>>
>>>>>>>>> wrote:
>>>>>>>>> 
>>>>>>>>> I don’t think num.replica.fetchers will help in this case.
>>>>>>>>> Increasing
>>>>>>>>> number of fetcher threads will only help in cases where you have a
>>>>>>>>> large
>>>>>>>>> amount of data coming into a broker and more replica fetcher
>>>>>>>>> threads
>>>>>>>>> will
>>>>>>>>> help keep up. We usually only use 1-2 for each broker. But in your
>>>>>>>>> case,
>>>>>>>>> it looks that leader migration cause issue.
>>>>>>>>> Do you see anything else in the log? Like preferred leader
>>>>>>>>> election?
>>>>>>>>> 
>>>>>>>>> Jiangjie (Becket) Qin
>>>>>>>>> 
>>>>>>>>> On 2/25/15, 5:02 PM, "Zakee" <kzak...@netzero.net 
>>>>>>>>> <mailto:kzak...@netzero.net>
>>>>>>>>> <mailto:kzak...@netzero.net <mailto:kzak...@netzero.net>>> wrote:
>>>>>>>>> 
>>>>>>>>>> Thanks, Jiangjie.
>>>>>>>>>> 
>>>>>>>>>> Yes, I do see under partitions usually shooting every hour.
>>>>>>>>>> Anythings
>>>>>>>>>> that
>>>>>>>>>> I could try to reduce it?
>>>>>>>>>> 
>>>>>>>>>> How does "num.replica.fetchers" affect the replica sync? Currently
>>>>>>>>>> have
>>>>>>>>>> configured 7 each of 5 brokers.
>>>>>>>>>> 
>>>>>>>>>> -Zakee
>>>>>>>>>> 
>>>>>>>>>> On Wed, Feb 25, 2015 at 4:17 PM, Jiangjie Qin
>>>>>>>>>> <j...@linkedin.com.invalid <mailto:j...@linkedin.com.invalid>>
>>>>>>>>>> wrote:
>>>>>>>>>> 
>>>>>>>>>>> These messages are usually caused by leader migration. I think as
>>>>>>>>>>> long
>>>>>>>>>>> as
>>>>>>>>>>> you don¹t see this lasting for ever and got a bunch of under
>>>>>>>>>>> replicated
>>>>>>>>>>> partitions, it should be fine.
>>>>>>>>>>> 
>>>>>>>>>>> Jiangjie (Becket) Qin
>>>>>>>>>>> 
>>>>>>>>>>> On 2/25/15, 4:07 PM, "Zakee" <kzak...@netzero.net 
>>>>>>>>>>> <mailto:kzak...@netzero.net>> wrote:
>>>>>>>>>>> 
>>>>>>>>>>>> Need to know if I should I be worried about this or ignore them.
>>>>>>>>>>>> 
>>>>>>>>>>>> I see tons of these exceptions/warnings in the broker logs, not
>>>>>>>>>>>> sure
>>>>>>>>>>> what
>>>>>>>>>>>> causes them and what could be done to fix them.
>>>>>>>>>>>> 
>>>>>>>>>>>> ERROR [ReplicaFetcherThread-3-5], Error for partition
>>>>>>>>>>>> [TestTopic]
>>>>>>>>>>>> to
>>>>>>>>>>>> broker
>>>>>>>>>>>> 5:class kafka.common.NotLeaderForPartitionException
>>>>>>>>>>>> (kafka.server.ReplicaFetcherThread)
>>>>>>>>>>>> [2015-02-25 11:01:41,785] ERROR [ReplicaFetcherThread-3-5],
>>>>>>>>>>>> Error
>>>>>>>>>>>> for
>>>>>>>>>>>> partition [TestTopic] to broker 5:class
>>>>>>>>>>>> kafka.common.NotLeaderForPartitionException
>>>>>>>>>>>> (kafka.server.ReplicaFetcherThread)
>>>>>>>>>>>> [2015-02-25 11:01:41,785] WARN [Replica Manager on Broker 2]:
>>>>>>>>>>>> Fetch
>>>>>>>>>>>> request
>>>>>>>>>>>> with correlation id 950084 from client ReplicaFetcherThread-1-2
>>>>>>>>>>>> on
>>>>>>>>>>>> partition [TestTopic,2] failed due to Leader not local for
>>>>>>>>>>>> partition
>>>>>>>>>>>> [TestTopic,2] on broker 2 (kafka.server.ReplicaManager)
>>>>>>>>>>>> 
>>>>>>>>>>>> 
>>>>>>>>>>>> Any ideas?
>>>>>>>>>>>> 
>>>>>>>>>>>> -Zakee
>>>>>>>>>>>> ____________________________________________________________
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>>>>> ____________________________________________________________
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>>>>> Line!
>>>>> 
>>>>> http://thirdpartyoffers.netzero.net/TGL3255/54fbf3b0f058073b02901mp14duc 
>>>>> <http://thirdpartyoffers.netzero.net/TGL3255/54fbf3b0f058073b02901mp14duc>
>>>> 
>>> 
>> 
>> 
>> ____________________________________________________________
>> Discover Seabourn
>> A journey as beautiful as the destination, request a brochure today!
>> http://thirdpartyoffers.netzero.net/TGL3255/54fdebfe6a2a36bfb0bb3mp10duc 
>> <http://thirdpartyoffers.netzero.net/TGL3255/54fdebfe6a2a36bfb0bb3mp10duc>
> 
> 
> Thanks
> Zakee
> 
> 
> 
> ____________________________________________________________
> Want to place your ad here?
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> http://thirdpartyoffers.netzero.net/TGL3255/54fdf80bc575a780b0397mp05duc

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