--- usr/lib/byobu/memory.orig	2019-08-23 17:23:09 UTC
+++ usr/lib/byobu/memory
@@ -52,7 +52,7 @@ __memory() {
         buffers_plus_cached=$(($buffers+$cached))
         # "free output" buffers and cache (output from 'free')
         fo_buffers=$(($kb_main_used - $buffers_plus_cached))
-        fpdiv $((100*${fo_buffers})) "${total}" 0;
+        fpdiv $((100*${kb_main_used})) "${total}" 0;
         usage=${_RET}
 	if [ $total -ge 1048576 ]; then
 		fpdiv "$total" 1048567 1