SahilAggarwal

Adds "rollingupgrade" option in hadoop-hdfs-namenode.svc

Build/install protobuf-2.5 from source for Debian instead of using Ubuntu deb

7

Currently we use ubuntu deb to install protobuf-2.5 on debian jessie, this patch build and install protobuf-2.5 from source for debian.

KAFKA-6581: Fix the ConsumerGroupCommand indefinite execution if one of the partition is unavailable.

2

* Checks if partition available before calling consumer.position * Adds timeout on consumer.position() call. ### Committer Checklist (excluded from commit message) - [ ] Verify design and implementation - [...