diff --unified --recursive --text qemu-4.2.0/include/ui/console.h qemu-4.2.0.new/include/ui/console.h
--- qemu-4.2.0/include/ui/console.h	2019-12-12 13:20:48.000000000 -0500
+++ qemu-4.2.0.new/include/ui/console.h	2020-04-07 14:50:19.995242274 -0400
@@ -26,7 +26,7 @@
 #define QEMU_CAPS_LOCK_LED   (1 << 2)
 
 /* in ms */
-#define GUI_REFRESH_INTERVAL_DEFAULT    30
+#define GUI_REFRESH_INTERVAL_DEFAULT    16
 #define GUI_REFRESH_INTERVAL_IDLE     3000
 
 /* Color number is match to standard vga palette */