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[KAFKA-783] Preferred replica assignment on leader failure may not be correct - Kafka - [issue]
...Based on an email thread in the user group, Neha asked me to submit this.Original question: "> I ran another test, again starting with a full cluster and all partitions> had a full set...
http://issues.apache.org/jira/browse/KAFKA-783    Author: Chris Curtin, 2015-02-22, 05:46
[KAFKA-742] Existing directories under the Kafka data directory without any data cause process to not start - Kafka - [issue]
...I incorrectly setup the configuration file to have the metrics go to /var/kafka/metrics while the logs were in /var/kafka. On startup I received the following error then the daemon exited:30...
http://issues.apache.org/jira/browse/KAFKA-742    Author: Chris Curtin, 2014-12-30, 20:08
Re: custom kafka consumer - strangeness - Kafka - [mail # user]
...If you look at the example simple consumer:https://cwiki.apache.org/confluence/display/KAFKA/0.8.0+SimpleConsumer+ExampleYou'll see:  if (currentOffset < readOffset) {    &...
   Author: Chris Curtin, 2014-01-09, 21:14
Re: Special Bay Area HUG: Tajo and Samza - Kafka - [mail # user]
...Hi Jay,Do they record these meetups?Thanks,ChrisOn Thu, Oct 17, 2013 at 5:03 PM, Jay Kreps  wrote: ...
   Author: Chris Curtin, 2013-10-18, 13:23
[KAFKA-966] Allow high level consumer to 'nak' a message and force Kafka to close the KafkaStream without losing that message - Kafka - [issue]
...Enhancement request.The high level consumer is very close to handling a lot of situations a 'typical' client would need. Except for when the message received from Kafka is valid, but...
http://issues.apache.org/jira/browse/KAFKA-966    Author: Chris Curtin, 2013-10-05, 02:11
[KAFKA-637] Separate log4j environment variable from KAFKA_OPTS in kafka-run-class.sh - Kafka - [issue]
...The kafka-run-class.sh script has an environment variable for 'KAFKA_OPTS' which defines the log4j configuration file with other system variables.By moving the log4j settings into th...
http://issues.apache.org/jira/browse/KAFKA-637    Author: Chris Curtin, 2013-07-12, 00:34
[expand - 4 more] - High Level Consumer error handling and clean exit - Kafka - [mail # user]
...Hi,I'm working through a production-level High Level Consumer app and have acouple of error/shutdown questions to understand how the offset storage ishandled.Test case - simulate an error wr...
   Author: Chris Curtin, 2013-07-09, 15:16
[expand - 1 more] - Re: one consumerConnector or many? - Kafka - [mail # user]
...I'd look at a variation of #2. Can your messages by grouped into a 'class(for lack of a better term)' that are consumed together? For example a'class' of 'auditing events' or 'sensor events'...
   Author: Chris Curtin, 2013-05-29, 13:36
Re: Partitioning and scale - Kafka - [mail # user]
...Hi Tim,On Wed, May 22, 2013 at 3:25 PM, Timothy Chen  wrote:The partitioner here does a simple mod on the IP address and the # ofpartitions. You'd need to define your own logic, but thi...
   Author: Chris Curtin, 2013-05-22, 19:37
Re: Is there a limitation on the number of simultaneous consumer connections to the same topic - Kafka - [mail # user]
...Yes. However be aware that starting and stopping processes will cause arebalance of the consumers, so your code may find itself receiving eventsfrom a different partition suddenly (so don't ...
   Author: Chris Curtin, 2013-05-13, 13:10
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elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB