remove redundant buffer

internal/client/client.go

@@ -158,7 +158,7 @@ func New(
 			Conn:            nconn,
 			ReadTimeout:     readTimeout,
 			WriteTimeout:    writeTimeout,
-			ReadBufferCount: 2,
+			ReadBufferCount: 1,
 		}),
 		parent:       parent,
 		state:        stateInitial,

internal/serverudp/server.go

@@ -85,7 +85,7 @@ func New(writeTimeout time.Duration,
 		writeTimeout: writeTimeout,
 		streamType:   streamType,
 		pc:           pc,
-		readBuf:      multibuffer.New(2, readBufferSize),
+		readBuf:      multibuffer.New(1, readBufferSize),
 		publishers:   make(map[publisherAddr]*publisherData),
 		done:         make(chan struct{}),
 	}