private void init(int acquisitionStartIndex) {
        this.acquisitionStartIndex = acquisitionStartIndex;
        nextUnusedEventLoopOffset = ThreadLocalRandom.current().nextInt(maxNumEventLoops);
        addUnusedEventLoop();
    }
A binary heap of Entry. Ordered by:
<ul>
  <li>{@link AbstractEventLoopEntry#activeRequests()} (lower is better)</li>
  <li>{@link AbstractEventLoopEntry#id()} (lower is better)</li>
</ul>
core/src/main/java/com/linecorp/armeria/client/HeapBasedEventLoopState.java