io.Copy vs io.CopyBuffer benchmark; run with:
go test -bench .
Results:
> go test -bench .
goos: windows
goarch: amd64
pkg: iocpb
BenchmarkIoCopy-4 200000 8295 ns/op
BenchmarkIoCopyBufferWithPool-4 2000000 609 ns/op
BenchmarkIoCopyBuffer-4 3000000 534 ns/op
PASS
ok iocpb 5.786s
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