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[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
[KAFKA-1583] Kafka API Refactoring - Kafka - [issue]
...This is the next step of KAFKA-1430. Details can be found at this page:https://cwiki.apache.org/confluence/display/KAFKA/Kafka+API+Refactoring...
http://issues.apache.org/jira/browse/KAFKA-1583    Author: Guozhang Wang, 2014-09-02, 21:37
[KAFKA-1616] Purgatory Size and Num.Delayed.Request metrics are incorrect - Kafka - [issue]
...The request purgatory used two atomic integers "watched" and "unsatisfied" to record the purgatory size ( = watched + unsatisfied) and number of delayed requests ( = unsatisfied). But due to...
http://issues.apache.org/jira/browse/KAFKA-1616    Author: Guozhang Wang, 2014-09-02, 21:22
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
[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, 2014-08-29, 18:04
[KAFKA-1617] Move Metadata Cache to TopicManager and handling of Offset Request to LogManager - Kafka - [issue]
...This is a follow-up of KAFKA-1583. In order to make Kafka APIs a pure stateless layer that just forwards different requests to the corresponding managers, there are still two tasks left:1. M...
http://issues.apache.org/jira/browse/KAFKA-1617    Author: Guozhang Wang, 2014-08-28, 22:00
Re: Request log is 300MB/hour - Kafka - [mail # user]
...Hello Edward,You can try to increase the maxWait and minBytes (currently they are 100 msand 1 byte from your logs) so that the consumer will not frequently try topull data if there is little...
   Author: Guozhang Wang, 2014-08-28, 20:03
[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, 2014-08-28, 19:08
Re: Review Request 25044: KAFKA-1611 - Improve system test configuration - Kafka - [mail # dev]
...This is an automatically generated e-mail. To reply, visit:https://reviews.apache.org/r/25044/#review51803Ship it!Thanks for the patch. LGTM.- Guozhang WangOn Aug. 26, 2014, 12:04 a.m., Gwen...
   Author: Guozhang Wang, 2014-08-28, 18:16
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