pprun

The official manual does not include the description for 'primary_index'. It is just scattered in discussions, it might be useful for search performance.

Steps: 1. 10K send by a producer with props.put("producer.type", "async"); 2. try to consume by index simpleConsumer1.consume("test-topic", index, 1024); in bounded while loop 3. after the the first iteration, it...

It is good to expose the low level interface - getSize : total number of items remaining in the queue - to high level api and JMX for stats or...