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Optimize throttle middleware by avoiding unnecessary timer creation #1011

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Merged
merged 1 commit into from
Aug 26, 2025
Merged

Optimize throttle middleware by avoiding unnecessary timer creation #1011

merged 1 commit into from
Aug 26, 2025
+30 −2

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vasayxtx
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@vasayxtx vasayxtx commented Aug 1, 2025

  • Only create time.NewTimer() when actually needed to wait
  • Reduces allocations from 7 to 4 and memory usage by ~54%
  • Improves performance by ~50% in high-throughput scenarios

Benchmark results:

Before:

goos: darwin
goarch: arm64
pkg: github.com/go-chi/chi/v5/middleware
cpu: Apple M1 Max
BenchmarkThrottle
BenchmarkThrottle-10    	 3349486	       382.3 ns/op	     456 B/op	       7 allocs/op
PASS

After:

goos: darwin
goarch: arm64
pkg: github.com/go-chi/chi/v5/middleware
cpu: Apple M1 Max
BenchmarkThrottle
BenchmarkThrottle-10    	 6310284	       186.9 ns/op	     208 B/op	       4 allocs/op
PASS

@vasayxtx
Optimize throttle middleware by avoiding unnecessary timer creation
cf3ad86 
- Only create time.NewTimer() when actually needed to wait
- Reduces allocations from 7 to 4 and memory usage by ~54%
- Improves performance by ~50% in high-throughput scenarios
VojtechVitek
VojtechVitek approved these changes Aug 1, 2025
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LGTM. Thank you!

I'll wait few more days before merging to allow more 👀 reviews

VojtechVitek
VojtechVitek approved these changes Aug 26, 2025
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LGTM

@VojtechVitek VojtechVitek merged commit cf537d4 into go-chi:master Aug 26, 2025
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@VojtechVitek VojtechVitek VojtechVitek approved these changes

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@vasayxtx @VojtechVitek