diff --git a/core/buffer_pool.go b/core/buffer_pool.go
deleted file mode 100644
index 7801bcd..0000000
--- a/core/buffer_pool.go
+++ /dev/null
@@ -1,35 +0,0 @@
-package core
-
-import (
-	"sync"
-)
-
-var pool *sync.Pool
-
-const BufSize = 32 * 1024
-
-func SetBufferPool(p *sync.Pool) {
-	pool = p
-}
-
-func NewBytes(size int) []byte {
-	if size <= BufSize {
-		return pool.Get().([]byte)
-	} else {
-		return make([]byte, size)
-	}
-}
-
-func FreeBytes(b []byte) {
-	if len(b) >= BufSize {
-		pool.Put(b)
-	}
-}
-
-func init() {
-	SetBufferPool(&sync.Pool{
-		New: func() interface{} {
-			return make([]byte, BufSize)
-		},
-	})
-}