add a tool to see what requests have not completed, useful for debugging..

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
+	}
+}