diff --git a/tools/trace.awk b/tools/trace.awk
new file mode 100755
index 0000000..d47f11e
--- /dev/null
+++ b/tools/trace.awk
@@ -0,0 +1,16 @@
+#!/usr/bin/awk -f
+
+$0 ~ /^debug: ggio/ {
+	reqs[$8] = 1
+	print "started: " $8
+}
+
+$0 ~ /^debug: cmd complete/ {
+	delete reqs[$5]
+}
+
+END {
+	for (i in reqs) {
+		print "unfinished: " i
+	}
+}