What is a `ForkJoinPool` and how does work-stealing improve throughput?

Java Professional Hard

Java Professional — Hard

What is a `ForkJoinPool` and how does work-stealing improve throughput?

Key points

  • ForkJoinPool is optimized for recursive tasks
  • Work-stealing minimizes thread idling
  • Tasks are stolen from other workers' deques
  • Improves CPU utilization for uneven workloads

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