Jun,
The detailed logs are as follows:
24.04.2014 13:37:31812 INFO main kafka.producer.SyncProducer - Disconnecting
from localhost:9092
24.04.2014 13:37:38612 WARN main kafka.producer.BrokerPartitionInfo - Error
while fetching metadata [{TopicMetadata for topic LOGFILE04 ->
No partition metadata for topic LOGFILE04 due to
kafka.common.LeaderNotAvailableException}] for topic [LOGFILE04]: class
kafka.common.LeaderNotAvailableException
24.04.2014 13:37:40712 INFO main kafka.client.ClientUtils$ - Fetching metadata
from broker id:0,host:localhost,port:9092 with correlation id 1 for 1 topic(s)
Set(LOGFILE04)
24.04.2014 13:37:41212 INFO main kafka.producer.SyncProducer - Connected to
localhost:9092 for producing
24.04.2014 13:37:48812 INFO main kafka.producer.SyncProducer - Disconnecting
from localhost:9092
24.04.2014 13:37:48912 WARN main kafka.producer.BrokerPartitionInfo - Error
while fetching metadata [{TopicMetadata for topic LOGFILE04 ->
No partition metadata for topic LOGFILE04 due to
kafka.common.LeaderNotAvailableException}] for topic [LOGFILE04]: class
kafka.common.LeaderNotAvailableException
24.04.2014 13:37:49012 ERROR main kafka.producer.async.DefaultEventHandler -
Failed to collate messages by topic, partition due to: Failed to fetch topic
metadata for topic: LOGFILE04
24.04.2014 13:39:96513 WARN
ConsumerFetcherThread-produceLogLine2_vcmd-devanshu-1398361030812-8a0c706e-0-0
kafka.consumer.ConsumerFetcherThread -
[ConsumerFetcherThread-produceLogLine2_vcmd-devanshu-1398361030812-8a0c706e-0-0],
Error in fetch Name: FetchRequest; Version: 0; CorrelationId: 4; ClientId:
produceLogLine2-ConsumerFetcherThread-produceLogLine2_vcmd-devanshu-1398361030812-8a0c706e-0-0;
ReplicaId: -1; MaxWait: 60000 ms; MinBytes: 1 bytes; RequestInfo:
[LOGFILE04,0] -> PartitionFetchInfo(2,1048576)
java.net.SocketTimeoutException
at
sun.nio.ch.SocketAdaptor$SocketInputStream.read(SocketAdaptor.java:229)
at sun.nio.ch.ChannelInputStream.read(ChannelInputStream.java:103)
at
java.nio.channels.Channels$ReadableByteChannelImpl.read(Channels.java:385)
at kafka.utils.Utils$.read(Unknown Source)
at kafka.network.BoundedByteBufferReceive.readFrom(Unknown Source)
at kafka.network.Receive$class.readCompletely(Unknown Source)
at kafka.network.BoundedByteBufferReceive.readCompletely(Unknown Source)
at kafka.network.BlockingChannel.receive(Unknown Source)
at kafka.consumer.SimpleConsumer.liftedTree1$1(Unknown Source)
at
kafka.consumer.SimpleConsumer.kafka$consumer$SimpleConsumer$$sendRequest(Unknown
Source)
at
kafka.consumer.SimpleConsumer$$anonfun$fetch$1$$anonfun$apply$mcV$sp$1.apply$mcV$sp(Unknown
Source)
at
kafka.consumer.SimpleConsumer$$anonfun$fetch$1$$anonfun$apply$mcV$sp$1.apply(Unknown
Source)
at
kafka.consumer.SimpleConsumer$$anonfun$fetch$1$$anonfun$apply$mcV$sp$1.apply(Unknown
Source)
at kafka.metrics.KafkaTimer.time(Unknown Source)
at kafka.consumer.SimpleConsumer$$anonfun$fetch$1.apply$mcV$sp(Unknown
Source)
at kafka.consumer.SimpleConsumer$$anonfun$fetch$1.apply(Unknown Source)
at kafka.consumer.SimpleConsumer$$anonfun$fetch$1.apply(Unknown Source)
at kafka.metrics.KafkaTimer.time(Unknown Source)
at kafka.consumer.SimpleConsumer.fetch(Unknown Source)
at kafka.server.AbstractFetcherThread.processFetchRequest(Unknown
Source)
at kafka.server.AbstractFetcherThread.doWork(Unknown Source)
at kafka.utils.ShutdownableThread.run(Unknown Source)
Regards,
Yashika
________________________________________
From: Jun Rao <jun...@gmail.com>
Sent: Thursday, April 24, 2014 10:49 PM
To: users@kafka.apache.org
Subject: Re: Kafka Performance Tuning
Before that error messge, the log should tell you the cause of the error.
Could you dig that out?
Thanks,
Jun
On Thu, Apr 24, 2014 at 10:12 AM, Yashika Gupta <yashika.gu...@impetus.co.in
> wrote:
> Hi,
>
> I am working on a POC where I have 1 Zookeeper and 2 Kafka Brokers on my
> local machine. I am running 8 sets of Kafka consumers and producers running
> in parallel.
>
> Below are my configurations:
> Consumer Configs:
> zookeeper.session.timeout.ms=120000
> zookeeper.sync.time.ms=2000
> zookeeper.connection.timeout.ms=120000
> auto.commit.interval.ms=60000
> rebalance.backoff.ms=2000
> fetch.wait.max.ms=60000
> auto.offset.reset=smallest
>
> Producer configs:
> key.serializer.class=kafka.serializer.StringEncoder
> request.required.acks=-1
> message.send.max.retries=3
> request.timeout.ms=60000
>
> I have tried various more configuration changes but I am running into the
> same exception again and again.
>
> 17.04.2014 06:31:83216 ERROR pool-5-thread-1
> kafka.producer.async.DefaultEventHandler - Failed to collate messages by
> topic, partition due to: Failed to fetch topic metadata for topic: TOPIC99
> 17.04.2014 06:31:85616 ERROR pool-4-thread-1
> kafka.producer.async.DefaultEventHandler - Failed to collate messages by
> topic, partition due to: Failed to fetch topic metadata for topic: TOPIC99
>
> I am not able to get to the root cause of the issue.
> Appreciate your help.
>
> Regards,
> Yashika
>
> ________________________________
>
>
>
>
>
>
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