title: Most efficient number of threads in Kafka streams
body: <p>I am using Kafka Streams with one topic(has 3 partitions).</p>
  <p>I want to know most efficient number of thread numbers in Kafka Streams num.stream.threads option.</p>
  <p><strong>1 Thread and 3 tasks</strong> VS <strong>3 Threads and 1 task(in each thread)</strong> Which one is better?</p>
  <p>P.S. Server has 3 Core CPU.</p>