diff --git a/common/alloc/buffer_pool.go b/common/alloc/buffer_pool.go
index f6b68589..ea119f30 100644
--- a/common/alloc/buffer_pool.go
+++ b/common/alloc/buffer_pool.go
@@ -50,6 +50,6 @@ const (
 	LargeBufferSize = 64*1024 - defaultOffset
 )
 
-var smallPool = NewBufferPool(1600, 128)
-var mediumPool = NewBufferPool(8*1024, 128)
-var largePool = NewBufferPool(64*1024, 64)
+var smallPool = NewBufferPool(1600, 1024)
+var mediumPool = NewBufferPool(8*1024, 256)
+var largePool = NewBufferPool(64*1024, 32)