--- /usr/sbin/vtop	2008-12-12 22:56:30.000000000 -0600
+++ /usr/local/sbin/viotop	2009-05-21 11:07:50.000000000 -0500
@@ -25,4 +25,5 @@ test -e "$UTIL_VSERVER_VARS" || {
 }
 . "$UTIL_VSERVER_VARS"
 
-exec $__SBINDIR/chcontext --silent --ctx 1 top "$@"
+$__SBINDIR/setattr --watch /proc/vmstat
+exec $__SBINDIR/chcontext --silent --ctx 1 iotop "$@"