Megatest

    ;; The heavy lifting
    ;;
    ;; make-vector-record cdb packet client-sig qtype immediate query-sig params qtime
    ;;
    (let loop ((queue-lst '()))
      (let* ((rawmsg (receive-message* pull-socket))
	     (packet (db:string->obj rawmsg)))
	     (packet (db:string->obj rawmsg))
	     (qtype  (cdb:packet-get-qtype packet)))
	(debug:print-info 12 "server=> received packet=" packet)
	(if (not (member qtype '(sync ping)))
	    (begin
	      (mutex-lock! *heartbeat-mutex*)
	      (set! *last-db-access* (current-seconds))
	      (mutex-unlock! *heartbeat-mutex*)))
	(if #t ;; (cdb:packet-get-immediate packet) ;; process immediately or put in queue
	    (begin
	      (open-run-close db:process-queue #f pub-socket (cons packet queue-lst))
	      (loop '()))
	    (loop (cons packet queue-lst)))))))

(define (server:reply pubsock target query-sig success/fail result)

			      (begin
				(sleep 4)
				(loop))))))
	 (iface       (cadr server-info))
	 (pullport    (caddr server-info))
	 (pubport     (cadddr server-info)) ;; id interface pullport pubport)
	 (zmq-sockets (server:client-connect iface pullport pubport))
	 )
	 (last-access 0))
    (let loop ((count 0))
      (thread-sleep! 4) ;; no need to do this very often
      ;; NB// sync currently does NOT return queue-length
      (let ((queue-len (cdb:client-call zmq-sockets 'sync #t 1)))
      ;; (print "Server running, count is " count)
	(if (< count 1) ;; 3x3 = 9 secs aprox
	    (loop (+ count 1)))
	
	;; NOTE: Get rid of this mechanism! It really is not needed...
	(open-run-close tasks:server-update-heartbeat tasks:open-db (car server-info))
      
	;; (if ;; (or (> numrunning 0) ;; stay alive for two days after last access
	(mutex-lock! *heartbeat-mutex*)
	(if (> (+ *last-db-access* 
	(set! last-access *last-db-access*)
	(mutex-unlock! *heartbeat-mutex*)
	(if (> (+ last-access
		  (* 50 60 60)    ;; 48 hrs
		  ;; 60              ;; one minute
		  ;; (* 60 60)       ;; one hour
		  )
	       (current-seconds))
	    (begin
	      (debug:print-info 2 "Server continuing, seconds since last db access: " (- (current-seconds) *last-db-access*))
	      (debug:print-info 2 "Server continuing, seconds since last db access: " (- (current-seconds) last-access))
	      (loop 0))
	    (begin
	      (debug:print-info 0 "Starting to shutdown the server.")
	      ;; need to delete only *my* server entry (future use)
	      (set! *time-to-exit* #t)
	      (open-run-close tasks:server-deregister-self tasks:open-db (get-host-name))
	      (thread-sleep! 1)