Can you please enable debug level logging and paste the log? On Sun, Mar 22, 2015 at 11:28 AM, Ash W Matheson <ash.mathe...@gmail.com> wrote:
> No, it's behind some corporate stuff - I just redacted it so I could share > it up. > > On Sun, Mar 22, 2015 at 11:17 AM, Chinmay Soman <chinmay.cere...@gmail.com > > > wrote: > > > Just for sanity check, is the broker host 'redacted:9092' or ' > > redactedec:9092'. > > > > Just wanted to rule out any typos. Are the 2 above hosts the same ? > > > > On Sun, Mar 22, 2015 at 11:08 AM, Ash W Matheson <ash.mathe...@gmail.com > > > > wrote: > > > > > Also, here's the producer: http://pastebin.com/qMNJabTZ > > > > > > > > > On Sun, Mar 22, 2015 at 10:57 AM, Ash W Matheson < > ash.mathe...@gmail.com > > > > > > wrote: > > > > > > > Yep, first thing I checked (got bitten by that earlier in the week > with > > > no > > > > data actually in the topic). > > > > > > > > On Sun, Mar 22, 2015 at 10:56 AM, Chinmay Soman < > > > chinmay.cere...@gmail.com > > > > > wrote: > > > > > > > >> Can you double check that you can read data from your Kafka broker ? > > > >> > > > >> > ./deploy/kafka/bin/kafka-topics.sh --describe --zookeeper > > > localhost:2181 > > > >> --topic myTopic > > > >> > ./deploy/kafka/bin/kafka-console-consumer.sh --zookeeper > > > localhost:2181 > > > >> --topic myTopic --from-beginning > > > >> > > > >> I've seen cases where if the Kafka broker isn't shutdown properly, > > > >> something like this happens. > > > >> > > > >> On Sun, Mar 22, 2015 at 10:35 AM, Ash W Matheson < > > > ash.mathe...@gmail.com> > > > >> wrote: > > > >> > > > >> > Hey all, > > > >> > > > > >> > Evaluating Samza currently and am running into some odd issues. > > > >> > > > > >> > I'm currently working off the 'hello-samza' repo and trying to > > parse a > > > >> > simple kafka topic that I've produced through an extenal java app > > > >> (nothing > > > >> > other than a series of sentences) and it's failing pretty hard for > > me. > > > >> The > > > >> > base 'hello-samza' set of apps works fine, but as soon as I change > > the > > > >> > configuration to look at a different Kafka/zookeeper I get the > > > >> following in > > > >> > the userlogs: > > > >> > > > > >> > 2015-03-22 17:07:09 KafkaSystemAdmin [WARN] Unable to fetch last > > > offsets > > > >> > for streams [myTopic] due to kafka.common.KafkaException: fetching > > > topic > > > >> > metadata for topics [Set(myTopic)] from broker > > > >> > [ArrayBuffer(id:0,host:redacted,port:9092)] failed. Retrying. > > > >> > > > > >> > > > > >> > The modifications are pretty straightforward. In the > > > >> > Wikipedia-parser.properties, I've changed the following: > > > >> > task.inputs=kafka.myTopic > > > >> > systems.kafka.consumer.zookeeper.connect=redacted:2181/ > > > >> > systems.kafka.consumer.auto.offset.reset=smallest > > > >> > systems.kafka.producer.metadata.broker.list=redacted:9092 > > > >> > > > > >> > and in the actual java file WikipediaParserStreamTask.java > > > >> > public void process(IncomingMessageEnvelope envelope, > > > MessageCollector > > > >> > collector, TaskCoordinator coordinator) { > > > >> > Map<String, Object> jsonObject = (Map<String, Object>) > > > >> > envelope.getMessage(); > > > >> > WikipediaFeedEvent event = new WikipediaFeedEvent(jsonObject); > > > >> > > > > >> > try { > > > >> > System.out.println(event.getRawEvent()); > > > >> > > > > >> > And then following the compile/extract/run process outlined in the > > > >> > hello-samza website. > > > >> > > > > >> > Any thoughts? I've looked online for any 'super simple' examples > of > > > >> > ingesting kafka in samza with very little success. > > > >> > > > > >> > > > >> > > > >> > > > >> -- > > > >> Thanks and regards > > > >> > > > >> Chinmay Soman > > > >> > > > > > > > > > > > > > > > > > > > -- > > Thanks and regards > > > > Chinmay Soman > > > -- Thanks and regards Chinmay Soman
