tweak: optimize memory usage and allocation

internal/utils/synk/pool_bench_test.go

@@ -0,0 +1,43 @@
+package synk
+
+import (
+	"testing"
+)
+
+var sizes = []int{1024, 4096, 16384, 65536, 32 * 1024, 128 * 1024, 512 * 1024, 1024 * 1024}
+
+func BenchmarkBytesPool_GetSmall(b *testing.B) {
+	for b.Loop() {
+		bytesPool.Put(bytesPool.GetSized(1024))
+	}
+}
+
+func BenchmarkBytesPool_MakeSmall(b *testing.B) {
+	for b.Loop() {
+		_ = make([]byte, 1024)
+	}
+}
+
+func BenchmarkBytesPool_GetLarge(b *testing.B) {
+	for b.Loop() {
+		bytesPool.Put(bytesPool.GetSized(1024 * 1024))
+	}
+}
+
+func BenchmarkBytesPool_MakeLarge(b *testing.B) {
+	for b.Loop() {
+		_ = make([]byte, 1024*1024)
+	}
+}
+
+func BenchmarkBytesPool_GetAll(b *testing.B) {
+	for i := range b.N {
+		bytesPool.Put(bytesPool.GetSized(sizes[i%len(sizes)]))
+	}
+}
+
+func BenchmarkBytesPool_MakeAll(b *testing.B) {
+	for i := range b.N {
+		_ = make([]byte, sizes[i%len(sizes)])
+	}
+}