> How is that modified version different from 0.7.1? Multiple small changes. Some from the Kafka-Jira some self rolled: https://github.com/optivo- org/kafka/commits/trunk
> Did you take a thread dump and see what the offset commit thread was doing? Sadly no. > > Tracing the code paths it seems weird, that > > ZookeeperConsumerConnector.commitOffsets() > > does not issue a warning if no offsets were written. Can this happen in a normal working condition that no warning is issues? Raimar