Radish, Keep Going!
Radish, Keep Going!
Jul 25, 2024 · Backend Development

How to Slash Go GC Overhead on Large Heaps: Techniques and Code

This article examines why Go's garbage collector can become a CPU bottleneck with large heaps, demonstrates the performance impact with benchmark programs, and presents practical strategies—such as using pointer‑free allocations, mmap‑backed memory, and string interning—to dramatically reduce GC pause times.

Garbage CollectionGoLarge heap
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How to Slash Go GC Overhead on Large Heaps: Techniques and Code