i put it in another reply

all i did was move the create codec step to outside the loop

b.Run("gob.Encode", func(b *testing.B) {

var buf bytes.Buffer

enc := gob.NewEncoder(&buf)

for i := 0; i < b.N; i++ {

for _, evt := range events {

enc.Encode(evt)

// _ = buf.Bytes()

}

}

})