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[KAFKA-1056] Evenly Distribute Intervals in OffsetIndex - Kafka - [issue]
...Today a new entry will be created in OffsetIndex for each produce request regardless of the number of messages it contains. It is better to evenly distribute the intervals between index entr...
http://issues.apache.org/jira/browse/KAFKA-1056    Author: Guozhang Wang, 2014-09-04, 23:07
[KAFKA-1420] Replace AdminUtils.createOrUpdateTopicPartitionAssignmentPathInZK with TestUtils.createTopic in unit tests - Kafka - [issue]
...This is a follow-up JIRA from KAFKA-1389.There are a bunch of places in the unit tests where we misuse AdminUtils.createOrUpdateTopicPartitionAssignmentPathInZK to create topics, where TestU...
http://issues.apache.org/jira/browse/KAFKA-1420    Author: Guozhang Wang, 2014-09-04, 22:44
[KAFKA-1590] Binarize trace level request logging along with debug level text logging - Kafka - [issue]
...With trace level logging, the request handling logs can grow very fast depending on the client behavior (e.g. consumer with 0 maxWait and hence keep sending fetch requests). Previously we ha...
http://issues.apache.org/jira/browse/KAFKA-1590    Author: Guozhang Wang, 2014-09-04, 17:02
Re: Failed to find leader - Kafka - [mail # user]
...Hi Siddharth,The error log shows that the kafka broker the consumer talks to is nolonger hosting the leader replica of the topic-partition, is there anybroker failures during that time (you ...
   Author: Guozhang Wang, 2014-09-04, 15:32
Re: [DISCUSS] 0.8.2 release branch, "unofficial" release candidates(s), release - Kafka - [mail # dev]
...Just made a pass over the unresolved tickets tagged for 0.8.2, I think manyof them can be pushed to 0.8.3 / 0.9.On Wed, Sep 3, 2014 at 8:05 PM, Jonathan Weeks wrote: ...
   Author: Guozhang Wang, 2014-09-04, 15:20
[KAFKA-1591] Clean-up Unnecessary stack trace in error/warn logs - Kafka - [issue]
...Some of the unnecessary stack traces in error / warning log entries can easily pollute the log files. Examples include KAFKA-1066, etc....
http://issues.apache.org/jira/browse/KAFKA-1591    Author: Guozhang Wang, 2014-09-04, 05:59
[KAFKA-1610] Local modifications to collections generated from mapValues will be lost - Kafka - [issue]
...In our current Scala code base we have 40+ usages of mapValues, however it has an important semantic difference with map, which is that "map" creates a new map collection instance, while "ma...
http://issues.apache.org/jira/browse/KAFKA-1610    Author: Guozhang Wang, 2014-09-03, 19:28
[KAFKA-1061] Break-down sendTime to multipleSendTime - Kafka - [issue]
...After KAFKA-1060 is done we would also like to break the sendTime to each MultiSend's time and its corresponding send data size.This is related to KAFKA-1043...
http://issues.apache.org/jira/browse/KAFKA-1061    Author: Guozhang Wang, 2014-09-03, 00:07
Re: Offset Request with timestamp - Kafka - [mail # dev]
...The semantic of the offset API is to "return the latest possible offset ofthe message that is appended no later than the given timestamp". Forimplementation, it will get the starting offset ...
   Author: Guozhang Wang, 2014-09-02, 20:49
[expand - 1 more] - Re: Replication bandwidth double what is expected - Kafka - [mail # user]
...Hi Theo,You can try to set replica.fetch.min.bytes to some large number (default to1) and increase replica.fetch.wait.max.ms (default to 500) and see if thathelps. In general, with 4 fetcher...
   Author: Guozhang Wang, 2014-09-02, 20:45
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