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Re: How to get a JIRA assigned - Kafka - [mail # dev]
...Anyone know if there a way to turn this off? Is it possible to configureJIRA to let anyone assign them? Unlike the other lockdown stuff whichprevents spam this doesn't seem like it could be ...
   Author: Jay Kreps, 2015-02-23, 00:32
[KAFKA-1621] Standardize --messages option in perf scripts - Kafka - [issue]
...This option is specified in PerfConfig and is used by the producer, consumer and simple consumer perf commands. The docstring on the argument does not list it as required but the producer pe...
http://issues.apache.org/jira/browse/KAFKA-1621    Author: Jay Kreps, 2015-02-22, 23:21
[KAFKA-1919] Metadata request issued with no backoff in new producer if there are no topics - Kafka - [issue]
...Original report:We have observed high cpu and high network traffic problem when1) cluster (0.8.1.1) has no topic2) KafkaProducer (0.8.2-beta) object is created without sending any trafficWe ...
http://issues.apache.org/jira/browse/KAFKA-1919    Author: Jay Kreps, 2015-02-22, 23:07
[expand - 1 more] - Re: High CPU usage of Crc32 on Kafka broker - Kafka - [mail # user]
...Here's my summary of the state of the compression discussion:   1. We all agree that current compression performance isn't very good and   it would be nice to improve it....
   Author: Jay Kreps, 2015-02-22, 18:48
[KAFKA-1952] High CPU Usage in 0.8.2 release - Kafka - [issue]
...Brokers with high partition count see increased CPU usage when migrating from 0.8.1.1 to 0.8.2....
http://issues.apache.org/jira/browse/KAFKA-1952    Author: Jay Kreps, 2015-02-20, 00:44
[expand - 2 more] - Re: Consuming a snapshot from log compacted topic - Kafka - [mail # user]
...The log end offset is just the end of the committed messages in the log(the last thing the consumer has access to). It isn't the same as thecleaner point but is always later than it so it wo...
   Author: Jay Kreps, 2015-02-19, 18:03
[expand - 8 more] - Re: [DISCUSS] KIP-8 Add a flush method to the new Java producer - Kafka - [mail # dev]
...There have been a couple of rounds of this. Basically a bunch of complaintspeople have about the producer boil down to their being no limit on howlong a request will block if the kafka clust...
   Author: Jay Kreps, 2015-02-19, 03:23
Re: Broker w/ high memory due to index file sizes - Kafka - [mail # user]
...40G is really huge, generally you would want more like 4G. Are you sure youneed that? Not sure what you mean by lsof and index files being too large,but the index files are memory mapped so ...
   Author: Jay Kreps, 2015-02-19, 03:16
[expand - 2 more] - Re: Hold off on 0.8.2 upgrades - Kafka - [mail # user]
...Well, I guess what I was thinking is that since we have the long timeout onthe vote anyway, no reason not to call the vote now, should anything elsepop up we can cancel the vote.-JayOn Wed, ...
   Author: Jay Kreps, 2015-02-19, 00:17
Re: Producer duplicates - Kafka - [mail # user]
...There are some details to get this right, the lookup table has to survivefailures. But yes this is exactly what we would like to add:https://cwiki.apache.org/confluence/display/KAFKA/Idempot...
   Author: Jay Kreps, 2015-02-17, 16:47
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NEW: Monitor These Apps!
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