Thanks Andrew - I like the shell wrapper - very clean and simple. What installs all the kafka dependencies under /usr/share/java?
________________________________ From: Andrew Otto <o...@wikimedia.org> To: Kam Kasravi <kamkasr...@yahoo.com> Cc: "d...@kafka.apache.org" <d...@kafka.apache.org>; Ken Goodhope <kengoodh...@gmail.com>; Andrew Psaltis <psaltis.and...@gmail.com>; "dibyendu.bhattacha...@pearson.com" <dibyendu.bhattacha...@pearson.com>; "camus_...@googlegroups.com" <camus_...@googlegroups.com>; "ao...@wikimedia.org" <ao...@wikimedia.org>; Felix GV <fe...@mate1inc.com>; Cosmin Lehene <cleh...@adobe.com>; "users@kafka.apache.org" <users@kafka.apache.org> Sent: Monday, August 12, 2013 7:00 PM Subject: Re: Kafka/Hadoop consumers and producers We've done a bit of work over at Wikimedia to debianize Kafka and make it behave like a regular service. https://github.com/wikimedia/operations-debs-kafka/blob/debian/debian Most relevant, Ken, is an init script for Kafka: https://github.com/wikimedia/operations-debs-kafka/blob/debian/debian/kafka.init And a bin/kafka shell wrapper for the kafka/bin/*.sh scripts: https://github.com/wikimedia/operations-debs-kafka/blob/debian/debian/bin/kafka I'm about to add an init script for MirrorMaker as well, so mirroring can be demonized and run as a service. On Aug 12, 2013, at 8:16 PM, Kam Kasravi <kamkasr...@yahoo.com> wrote: > I would like to do this refactoring since I did a high level consumer a while > ago. > A few weeks ago I had opened KAFKA-949 Kafka on Yarn which I was also hoping > to add to contribute. > It's almost done. KAFKA-949 is paired with BIGTOP-989 which adds kafka 0.8 to > the bigtop distribution. > KAFKA-949 basically allows kafka brokers to be started up using sysvinit > services and would ease some of the > startup/configuration issues that newbies have when getting started with > kafka. Ideally I would like to > fold a number of kafka/bin/* commands into the kafka service. Andrew please > let me know if would like to > pick this up instead. Thanks! > > Kam > > From: Jay Kreps <jay.kr...@gmail.com> > To: Ken Goodhope <kengoodh...@gmail.com> > Cc: Andrew Psaltis <psaltis.and...@gmail.com>; > dibyendu.bhattacha...@pearson.com; "camus_...@googlegroups.com" > <camus_...@googlegroups.com>; "ao...@wikimedia.org" <ao...@wikimedia.org>; > Felix GV <fe...@mate1inc.com>; Cosmin Lehene <cleh...@adobe.com>; > "d...@kafka.apache.org" <d...@kafka.apache.org>; "users@kafka.apache.org" > <users@kafka.apache.org> > Sent: Saturday, August 10, 2013 3:30 PM > Subject: Re: Kafka/Hadoop consumers and producers > > So guys, just to throw my 2 cents in: > > 1. We aren't deprecating anything. I just noticed that the Hadoop contrib > package wasn't getting as much attention as it should. > > 2. Andrew or anyone--if there is anyone using the contrib package who would > be willing to volunteer to kind of adopt it that would be great. I am happy > to help in whatever way I can. The practical issue is that most of the > committers are either using Camus or not using Hadoop at all so we just > haven't been doing a good job of documenting, bug fixing, and supporting > the contrib packages. > > 3. Ken, if you could document how to use Camus that would likely make it a > lot more useful to people. I think most people would want a full-fledged > ETL solution and would likely prefer Camus, but very few people are using > Avro. > > -Jay > > > On Fri, Aug 9, 2013 at 12:27 PM, Ken Goodhope <kengoodh...@gmail.com> wrote: > > > I just checked and that patch is in .8 branch. Thanks for working on > > back porting it Andrew. We'd be happy to commit that work to master. > > > > As for the kafka contrib project vs Camus, they are similar but not quite > > identical. Camus is intended to be a high throughput ETL for bulk > > ingestion of Kafka data into HDFS. Where as what we have in contrib is > > more of a simple KafkaInputFormat. Neither can really replace the other. > > If you had a complex hadoop workflow and wanted to introduce some Kafka > > data into that workflow, using Camus would be a gigantic overkill and a > > pain to setup. On the flipside, if what you want is frequent reliable > > ingest of Kafka data into HDFS, a simple InputFormat doesn't provide you > > with that. > > > > I think it would be preferable to simplify the existing contrib > > Input/OutputFormats by refactoring them to use the more stable higher level > > Kafka APIs. Currently they use the lower level APIs. This should make > > them easier to maintain, and user friendly enough to avoid the need for > > extensive documentation. > > > > Ken > > > > > > On Fri, Aug 9, 2013 at 8:52 AM, Andrew Psaltis > > <psaltis.and...@gmail.com>wrote: > > > >> Dibyendu, > >> According to the pull request: https://github.com/linkedin/camus/pull/15it > >> was merged into the camus-kafka-0.8 > >> branch. I have not checked if the code was subsequently removed, however, > >> two at least one the important files from this patch > >> (camus-api/src/main/java/com/linkedin/camus/etl/RecordWriterProvider.java) > >> is still present. > >> > >> Thanks, > >> Andrew > >> > >> > >> On Fri, Aug 9, 2013 at 9:39 AM, <dibyendu.bhattacha...@pearson.com>wrote: > >> > >>> Hi Ken, > >>> > >>> I am also working on making the Camus fit for Non Avro message for our > >>> requirement. > >>> > >>> I see you mentioned about this patch ( > >>> https://github.com/linkedin/camus/commit/87917a2aea46da9d21c8f67129f6463af52f7aa8) > >>> which supports custom data writer for Camus. But this patch is not pulled > >>> into camus-kafka-0.8 branch. Is there any plan for doing the same ? > >>> > >>> Regards, > >>> Dibyendu > >>> > >>> -- > >>> You received this message because you are subscribed to a topic in the > >>> Google Groups "Camus - Kafka ETL for Hadoop" group. > >>> To unsubscribe from this topic, visit > >>> https://groups.google.com/d/topic/camus_etl/KKS6t5-O-Ng/unsubscribe. > >>> To unsubscribe from this group and all its topics, send an email to > >>> camus_etl+unsubscr...@googlegroups.com. > >>> For more options, visit https://groups.google.com/groups/opt_out. > >>> > >> > >> -- > >> You received this message because you are subscribed to the Google Groups > >> "Camus - Kafka ETL for Hadoop" group. > >> To unsubscribe from this group and stop receiving emails from it, send an > >> email to camus_etl+unsubscr...@googlegroups.com. > >> For more options, visit https://groups.google.com/groups/opt_out. > >> > >> > >> > > > > -- > > You received this message because you are subscribed to the Google Groups > > "Camus - Kafka ETL for Hadoop" group. > > To unsubscribe from this group and stop receiving emails from it, send an > > email to camus_etl+unsubscr...@googlegroups.com. > > For more options, visit https://groups.google.com/groups/opt_out. > > > > > > -- > You received this message because you are subscribed to the Google Groups > "Camus - Kafka ETL for Hadoop" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to camus_etl+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/groups/opt_out. > >
