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Kafka >> mail # user >> compression on by default?


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Paul Garner 2012-11-22, 15:27
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Neha Narkhede 2012-11-22, 18:45
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Paul Garner 2012-11-22, 20:29
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Re: compression on by default?
This seems to be a bug in ConsoleProducer. It also compresses messages and
ignores the --compress flag. Could you file a jira?

Thanks,

Jun

On Thu, Nov 22, 2012 at 12:29 PM, Paul Garner <[EMAIL PROTECTED]
> wrote:

> Neha,
>
> Thanks for taking the time to answer my questions.
>
> The only producer.properties file I can find is at:
> /home/ubuntu/kafka-0.7.2-incubating-src/config/producer.properties
>
> In there is:
> compression.codec=0
>
> My process looks like:
>
> root      1748  1746  0 Nov19 ?        00:02:37 java -Xmx512M -server
> -Dlog4j.configuration=file:/usr/local/bin/kafka/../config/log4j.properties
> -Dcom.sun.management.jmxremote
> -Dcom.sun.management.jmxremote.authenticate=false
> -Dcom.sun.management.jmxremote.ssl=false -cp
>
> :/usr/local/bin/kafka/../project/boot/scala-2.8.0/lib/scala-compiler.jar:/usr/local/bin/kafka/../project/boot/scala-2.8.0/lib/scala-library.jar:/usr/local/bin/kafka/../core/target/scala_2.8.0/kafka-0.7.2.jar:/usr/local/bin/kafka/../core/lib/*.jar:/usr/local/bin/kafka/../perf/target/scala_2.8.0/kafka-perf-0.7.2.jar:/usr/local/bin/kafka/../core/lib_managed/scala_2.8.0/compile/jopt-simple-3.2.jar:/usr/local/bin/kafka/../core/lib_managed/scala_2.8.0/compile/log4j-1.2.15.jar:/usr/local/bin/kafka/../core/lib_managed/scala_2.8.0/compile/snappy-java-1.0.4.1.jar:/usr/local/bin/kafka/../core/lib_managed/scala_2.8.0/compile/zkclient-0.1.jar:/usr/local/bin/kafka/../core/lib_managed/scala_2.8.0/compile/zookeeper-3.3.4.jar
> kafka.producer.ConsoleProducer --topic logtail --zookeeper x.x.x.x:2181
>
> But the messages come out gobbledegook unless I use a client that
> understands compressed messages, and in that client it identifies the bit
> as set to 1, gzip compression.
>
> On Thu, Nov 22, 2012 at 6:45 PM, Neha Narkhede <[EMAIL PROTECTED]
> >wrote:
>
> > The producer shell takes in a properties file. The default one that
> > comes with Kafka (config/producer.properties) turns compression off.
> > Can you cross check the value for compression.codec in your producer's
> > properties file ?
> >
> > Thanks,
> > Neha
> >
> > On Thu, Nov 22, 2012 at 7:27 AM, Paul Garner
> > <[EMAIL PROTECTED]> wrote:
> > > I am using the kafka-proiducer-shell.sh script without the --compress
> > option
> > >
> > > however my messages seem to be gzipped
> > >
> > > the docs say compression is off by default:
> > > http://incubator.apache.org/kafka/configuration.html
> > >
> > > is it on by default now in 0.7.2?
> >
>
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Paul Garner 2012-11-27, 18:13