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May 20, 2025 · Backend Development
Why Go 1.24’s New SwissMap Can Slow Down Large Maps—and How the Team Plans to Fix It
The article explains why Go 1.24’s SwissMap implementation may degrade performance for large, cold‑cache maps, describes the underlying structural reasons, shows real‑world impact on projects like Prometheus, and outlines the Go team’s planned fixes for Go 1.25.
OptimizationRuntimegolang1.24
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