Change java version

2014-08-13 Thread ​Chandrahas Gurram
hi , I am using storm-deploy project for installing storm on aws. The script is installing java version 1.6, how to change this to 1.7 ThankYou, G V Chandrahas Raj

Enabling trace logging for a topology

2014-08-13 Thread Giuseppe Reina
Hi all, is there a way to easily enable trace/debug logging for a specific topology. If yes can it be done at runtime? Kind regards

transient errors of Tuple created with wrong number of fields

2014-08-13 Thread Jie Li
Hi all, We've been testing Storm for a while and have been happy so far, but this error seems a bit unknown and concerning. One of our topologies somehow came across this error during testing with nothing really changed, so I have no clue how to debug it. And it seems an transient error, as the

Re: kafka.trident.ZkBrokerReader-brokers need refreshing

2014-08-13 Thread Sa Li
Hi, Siddharth I only used trident topology for kafka spout, since I thought I can easily to add .each function to parse the stream. I do add two types of storm-kafka packages in my pom, See this pom !-- Storm-Kafka compiled -- dependency artifactIdstorm-kafka/artifactId

Re: kafka.trident.ZkBrokerReader-brokers need refreshing

2014-08-13 Thread Parth Brahmbhatt
6 ms is an internal setting for zk refresh see https://github.com/apache/incubator-storm/blob/master/external/storm-kafka/src/jvm/storm/kafka/ZkHosts.java#L30. Thanks Parth On Aug 13, 2014, at 9:44 AM, Sa Li sa.in.v...@gmail.com wrote: Hi, Siddharth I only used trident topology for

Re: kafka.trident.ZkBrokerReader-brokers need refreshing

2014-08-13 Thread Sa Li
Thanks, Parth, that makes sense. On Wed, Aug 13, 2014 at 12:57 PM, Parth Brahmbhatt pbrahmbh...@hortonworks.com wrote: 6 ms is an internal setting for zk refresh see https://github.com/apache/incubator-storm/blob/master/external/storm-kafka/src/jvm/storm/kafka/ZkHosts.java#L30 .

anyone use Storm kafkaSpout implement a HyperLoglog

2014-08-13 Thread Sa Li
Hi, All I am thinking to implement HyperLoglog by storm with KafkaSpout, and output not only the distinct counts, but also some kind of bitmap string, anyone did the similar job, a guide for start is highly appreciated. thanks Alec

Re: Authentication for Storm GUI

2014-08-13 Thread Justin Workman
We currently bind the ui to local host only. The front the service with Apache and ldap authentication and proxy the requests to the ui service from apache. This works really well for us and allows us to leverage out corporate active directory store and ad groups for authorization. Sent from my