Re: Unexpected response on SyncGroup call

2016-03-26 Thread Dana Powers
The MemberAssignment bytes returned in SyncResponse should be the bytes that your leader sent in its SyncRequest. <<0, 0, 0, 0>> is simply an empty Bytes array (32 bit length of 0). The broker does not alter those bytes as far as I know, so despite the protocol doc describing what a MemberAssignmen

Unexpected response on SyncGroup call

2016-03-26 Thread Cees de Groot
I'm helping out on adding 0.9 stuff to the Elixir Kafka driver ( https://github.com/kafkaex/kafka_ex), and I'm getting an unexpected response on an integration test that makes a simple SyncGroup call. In Elixir terms, I'm getting <<0, 0, 0, 3, 0, 0, 0, 0, 0, 0>> back. My interpretation: 32 bits c

Re: Error while publishing messages

2016-03-26 Thread amar dev
Hi Muthu, I checked in the ZK cli, I can see my created topic.Steps:-//enter the ZK shell zookeeper-shell.sh crazybox:2181ls /brokers/topics[kafkatopic] -- this is the topic that I created. Thanks,Bhargo On Saturday, March 26, 2016 9:46 PM, amar dev wrote: Hi Muthu, Thanks for replying.

Re: Error while publishing messages

2016-03-26 Thread amar dev
Hi Muthu, Thanks for replying.PFB my replies:- Is your ZK running on the same system as one of broker instance ? Yes, ZK, broker,console-producer, console-consumer are running on the same box -   Is broker able to connect to ZK properly ? May be this can be checked via ZK CLI tools to check

RE: Error while publishing messages

2016-03-26 Thread R Krishna
Can you elaborate on this. "Is broker able to connect to ZK properly ? May be this can be checked via ZK CLI tools to check if the broker registrations happen properly as soon as you start Kafka broker" On Mar 26, 2016 8:18 AM, "Muthukumaran K" wrote: > Hi Bhargo, > > I ran into similar issues m

RE: Error while publishing messages

2016-03-26 Thread Muthukumaran K
Hi Bhargo, I ran into similar issues mainly due to firewall restrictions in my setup with remote VM running broker and ZK. In my little experience, few things to check concretely before running our own clients to see if the changes of server.properties is properly done -Is your ZK run

Error while publishing messages

2016-03-26 Thread amar dev
Hi Team!! I am working on a POC for my project, where I want to replace RabbitMQ with Kafka I am using the 0.9.0.1 version of kafka on my Ubuntu 15.10  version.I have been able to setup the basic setup, where from the console producer I can send messages and from the console consumer, I can cons

New Consumer, use kafka-console-consumer.sh cannot consumer topics, because of joined group failed.

2016-03-26 Thread xd_zhaodong
Hello all, I am trying to consume some topic using kafka-console-consumer.sh. The problem is, I can consume nothing for a long time. there some infinite print in the Client log like "SyncGroup for group example-group1 failed due to UNKNOWN_MEMBER_ID, rejoining the group". the print

Re: consumer group, why commit requests are not considered as effective heartbeats?

2016-03-26 Thread Zaiming Shi
Hi Jason Thanks for looking into this. Created this: https://issues.apache.org/jira/browse/KAFKA-3470 First time do it. Not sure if I have followed any necessary convention there. To your question: No, this should not be a *significant* problem for any client as there are workarounds (commit les