--- xen_traffic_all~	2008-06-25 14:35:50.000000000 +0200
+++ xen_traffic_all	2008-06-25 14:36:43.000000000 +0200
@@ -44,16 +44,18 @@
     exit 0
 fi
 
-DOMAINS=$(xm list | awk '{print $1}' | egrep -v "^(Name|Domain-0)")
+DOMAINS=$(xm list | awk '!/(Name|Domain-0)/ {print $1}')
 for dom in $DOMAINS; do
-    dev=$( xm network-list $dom |\
+    devs=$( xm network-list $dom |\
         egrep "^[0-9]+" | sed 's@^.*vif/\([0-9]*\)/\([0-9]*\).*$@vif\1.\2@')
     name=$( echo $dom | sed -e's/-/_/g' )
-    awk -v name="$name" -v interface="$dev" \
-        'BEGIN { gsub(/\./, "\\.", interface) } \
-        $1 ~ "^" interface ":" {
-            split($0, a, /: */); $0 = a[2]; \
-            print name"Down.value " $1 "\n"name"Up.value " $9 \
-        }' \
-        /proc/net/dev
+    for dev in $devs; do
+	awk -v name="$name" -v interface="$dev" \
+	    'BEGIN { gsub(/\./, "\\.", interface) } \
+	    $1 ~ "^" interface ":" {
+		split($0, a, /: */); $0 = a[2]; \
+		print name"Down.value " $1 "\n"name"Up.value " $9 \
+	    }' \
+	    /proc/net/dev
+    done
 done