Re: Error when fetching configuration from coordinator

2016-02-29 Thread Jagadish Venkatraman
Perfect, Glad that this was resolved! :-) On Mon, Feb 29, 2016 at 3:04 PM, Jack Huang wrote: > Jack Huang > > On Mon, Feb 29, 2016 at 12:52 PM, Jack Huang > wrote: > > > Thanks a lot Jadadish! I changed jackson-jaxrs:1.8.5 to* > > jackson-jaxrs:1.9.13* and added *jackson-mapper-asl:1.9.13*. Now

Re: Error when fetching configuration from coordinator

2016-02-29 Thread Jack Huang
Jack Huang On Mon, Feb 29, 2016 at 12:52 PM, Jack Huang wrote: > Thanks a lot Jadadish! I changed jackson-jaxrs:1.8.5 to* > jackson-jaxrs:1.9.13* and added *jackson-mapper-asl:1.9.13*. Now > hello-samza finally runs :) > > > > org.codehaus.jackson > > jackson-jaxrs > > 1.

Re: Error when fetching configuration from coordinator

2016-02-29 Thread Jagadish Venkatraman
I assume the issue was resolved after the version of Jackson was changed? Please refer https://issues.apache.org/jira/browse/YARN-2092 and SAMZA-878 for more context. Hadoop uses the following 4 jackson libs. org.codehaus.jackson jackson-mapper-asl 1.9.13

Re: Error when fetching configuration from coordinator

2016-02-29 Thread Jack Huang
Hi Jagadish, I couldn't wget the coordinator URL. It appears that YARN/Samza retries to run the job every time it fails, and each time the coordinator URL is different. I did have to manually add a *jackson-mapper-asl:1.9.13* dependency to pom.xml to resolve a* java.lang.ClassNotFoundException: o

Re: Error when fetching configuration from coordinator

2016-02-26 Thread Jagadish Venkatraman
Are you able to connect to the port on the box? Try doing a wget first. Do you have conflicting versions of Jackson on your classpath? On Friday, February 26, 2016, Jack Huang wrote: > Hi all, > > Still trying to get hello-samza running on our cluster. After I > successfully launched the hello-