Re: SAM Scala aggregate

2018-09-10 Thread Liam Clarke
Hi Michael Eugene, You're correct - you only need to upgrade your Kafka Streams dependencies in your build file. Looking at MVN Repository, the streams lib will implicitly bring in its dependency on kafka-clients, but you can always include your own explicit dependency on it. https://mvnrepository

Re: SAM Scala aggregate

2018-09-10 Thread Michael Eugene
Well to bring up that kafka to 2.0, do I just need for sbt kafka clients and kafka streams 2.0 for sbt? And it doesn't matter if the system is not Kafka 2.0? Upgrading Kafka itself is probably not an option or me right now. From: John Roesler Sent: Monday,

Re: Consumer position not returning correct offset - 0.10.0.1

2018-09-10 Thread Henry Thacker
This was resolved internally - I realised that we had a second consumer running against the topic which was committing offsets without setting a group.id or auto.commit to false. Henry > On 5 Sep 2018, at 08:28, Henry Thacker wrote: > > Hi, > > In testing - i’ve got a 5 node Kafka cluster wi

Re: Kerberos ticket fails to renew

2018-09-10 Thread Subash Konar
Hi Ashok, Did you tried to configure krb5.conf and krb5JAASLogin.conf files? Thanks, Subash On Mon, Sep 10, 2018 at 7:19 PM AshokKumar J wrote: > When the Kafka stream app is started, the following jaas file is being > used. However, the tickets are not being renewed automatically by the > str

Re: SAM Scala aggregate

2018-09-10 Thread John Roesler
In addition to the other suggestions, if you're having too much trouble with the interface, you can always fall back to creating anonymous Initializer/Aggregator instances the way you would if programming in Java. This way, you wouldn't need SAM conversion at all (all it's doing is turning your fun

Kerberos ticket fails to renew

2018-09-10 Thread AshokKumar J
When the Kafka stream app is started, the following jaas file is being used. However, the tickets are not being renewed automatically by the stream application. It fails with the exception below after the ticket expires. What should we do to keep the Kerberos ticket automatically renewed? KafkaCli

Re: SAM Scala aggregate

2018-09-10 Thread Sean Glover
Hi, SAM conversions can be enabled in 2.11 with the -Xexperimental to scalac. However, this version of SAM conversions isn't recommended for production and was significantly refactored for 2.12. When we contributed this API to Kafka we explicitly removed the SAM conversions because we didn't want