Current offset for partition out of range; reset offset

2017-02-22 Thread Ghosh, Achintya (Contractor)
Hi All, One of the partitions showing the huge lag(21K) and I see the below error in kafkaserver.out log of one of the kafka nodes. Current offset 43294 for partition [PROD_TASK_TOPIC_120,10] out of range; reset offset to 43293 (kafka.server.ReplicaFetcherThread) What is the quick

log.retention attribute not working

2016-12-14 Thread Ghosh, Achintya (Contractor)
Hi there, Any idea why log.retention attribute is not working? We kept log.retention.hours=6 in server.properties but we see old data are not getting deleted. We see Dec 9th data/log files are still there. We are running this in production boxes and if it does not delete the old files our

RE: Kafka consumers are not equally distributed

2016-11-23 Thread Ghosh, Achintya (Contractor)
of the partition key ? On Wed, Nov 23, 2016 at 12:33 AM, Ghosh, Achintya (Contractor) < achintya_gh...@comcast.com> wrote: > Hi there, > > We are doing the load test in Kafka with 25tps and first 9 hours it > went fine almost 80K/hr messages were processed after that we see a > lot o

Kafka consumers are not equally distributed

2016-11-22 Thread Ghosh, Achintya (Contractor)
Hi there, We are doing the load test in Kafka with 25tps and first 9 hours it went fine almost 80K/hr messages were processed after that we see a lot of lags and we stopped the incoming load. Currently we see 15K/hr messages are processing. We have 40 consumer instances with concurrency 4 and

RE: Kafka 0.10 Monitoring tool

2016-11-15 Thread Ghosh, Achintya (Contractor)
arch Consulting Support Training - http://sematext.com/ On Mon, Nov 14, 2016 at 5:16 PM, Ghosh, Achintya (Contractor) < achintya_gh...@comcast.com> wrote: > Hi there, > What is the best open source tool for Kafka monitoring mainly to check > the offset lag. We tried the following tools: &g

Kafka 0.10 Monitoring tool

2016-11-14 Thread Ghosh, Achintya (Contractor)
Hi there, What is the best open source tool for Kafka monitoring mainly to check the offset lag. We tried the following tools: 1. Burrow 2. KafkaOffsetMonitor 3. Prometheus and Grafana 4. Kafka Manager But nothing is working perfectly. Please help us on this. Thanks

SendFailedException

2016-09-26 Thread Ghosh, Achintya (Contractor)
Hi there, Can anyone please help us as we are getting the SendFailedException when Kafka consumer is starting and not able to consume any message? Thanks Achintya

Kafka duplicate offset at Consumer

2016-09-20 Thread Ghosh, Achintya (Contractor)
Hi there, I see a lot of same offset value kafka consumer receives hence it creates a lot of duplicate messages. What could be the reason and how we can solve this issue? Thanks Achintya

RE: Kafka usecase

2016-09-19 Thread Ghosh, Achintya (Contractor)
than they are consumed, you will get a backlog of messages. In that case, you may need to grow your cluster so that more messages are processed in parallel. Best regards / Mit freundlichen Grüßen / Sincères salutations M. Lohith Samaga -Original Message- From: Ghosh, Achintya

Kafka usecase

2016-09-18 Thread Ghosh, Achintya (Contractor)
Hi there, We have an usecase where we do a lot of business logic to process each message and sometime it takes 1-2 sec, so will be Kafka fit in our usecase? Thanks Achintya

RE: Kafka consumers unable to process message

2016-08-31 Thread Ghosh, Achintya (Contractor)
on the broker failing which makes perfect sense since some of the partitions were bound to have leaders in the failed datacenter. I'd actually like to see the consumer logs at DEBUG level if possible. Thanks, Jason On Wed, Aug 31, 2016 at 7:48 PM, Ghosh, Achintya (Contractor) < achintya

RE: Kafka consumers unable to process message

2016-08-31 Thread Ghosh, Achintya (Contractor)
per session timeout and connection time out but no luck. > > Please help on this. > Thanks > Achintya > > > -Original Message- > From: Jason Gustafson [mailto:ja...@confluent.io] > Sent: Wednesday, August 31, 2016 4:05 PM > To: us...@kafka.apache.org > Cc: dev@kafk

RE: Kafka consumers unable to process message

2016-08-31 Thread Ghosh, Achintya (Contractor)
uck. Please help on this. Thanks Achintya -Original Message- From: Jason Gustafson [mailto:ja...@confluent.io] Sent: Wednesday, August 31, 2016 4:05 PM To: us...@kafka.apache.org Cc: dev@kafka.apache.org Subject: Re: Kafka consumers unable to process message Hi Achintya, We have a

Kafka consumers unable to process message

2016-08-31 Thread Ghosh, Achintya (Contractor)
Hi there, Kafka consumer gets stuck at consumer.poll() method if my current datacenter is down and replicated messages are in remote datacenter. How to solve that issue? Thanks Achintya

Kafka unable to process message

2016-08-30 Thread Ghosh, Achintya (Contractor)
Hi there, What does the below error mean and how to avoid this? I see this error one of the kafkaServer.out file when other broker is down. And not able to process any message as we see o.a.k.c.c.i.AbstractCoordinator - Issuing group metadata request to broker 5 from application log

RE: Batch Expired

2016-08-29 Thread Ghosh, Achintya (Contractor)
. However, I noticed if there is no connections made to broker, you can still get batch expiry. On Fri, Aug 26, 2016 at 6:32 AM, Ghosh, Achintya (Contractor) < achintya_gh...@comcast.com> wrote: > Hi there, > > What is the recommended Producer setting for Producer as I see a lot >

Batch Expired

2016-08-26 Thread Ghosh, Achintya (Contractor)
Hi there, What is the recommended Producer setting for Producer as I see a lot of Batch Expired exception even though I put request.timeout=6. Producer settings: acks=1 retries=3 batch.size=16384 linger.ms=5 buffer.memory=33554432 request.timeout.ms=6 timeout.ms=6 Thanks Achintya

Kafka Mirror maker duplicate issue

2016-08-12 Thread Ghosh, Achintya (Contractor)
Hi there, I created a broker as stand by using Kafka Mirror maker but same messages gets consumed by both Source broker and mirror broker. Ex: I send 1000 messages let's say offset value 1 to 1000 and consumed 500 messages from the source broker. Now my broker goes down and want to read rest

RE: Kafka consumer getting duplicate message

2016-08-10 Thread Ghosh, Achintya (Contractor)
Can anyone please check this one? Thanks Achintya -Original Message- From: Ghosh, Achintya (Contractor) Sent: Monday, August 08, 2016 9:44 AM To: us...@kafka.apache.org Cc: dev@kafka.apache.org Subject: RE: Kafka consumer getting duplicate message Thank you , Ewen for your response

RE: Kafka consumer getting duplicate message

2016-08-08 Thread Ghosh, Achintya (Contractor)
ably means shutdown/failover is not being handled correctly. If you can provide more info about your setup, we might be able to suggest tweaks that will avoid these situations. -Ewen On Fri, Aug 5, 2016 at 8:15 AM, Ghosh, Achintya (Contractor) < achintya_gh...@comcast.com> wrote: &g

Kafka consumer getting duplicate message

2016-08-05 Thread Ghosh, Achintya (Contractor)
Hi there, We are using Kafka 1.0.0.M2 with Spring and we see a lot of duplicate message is getting received by the Listener onMessage() method . We configured : enable.auto.commit=false session.timeout.ms=15000 factory.getContainerProperties().setSyncCommits(true); factory.setConcurrency(5);