Megatest

    (let loop ((count 0))
      ;; Use this opportunity to sync the inmemdb to db
      (let ((start-time (current-milliseconds))
	    (sync-time  #f)
	    (rem-time   #f))
	(if *inmemdb* (db:sync-touched *inmemdb*))
	(set! sync-time  (- (current-milliseconds) start-time))
	;; (debug:print 0 "SYNC: time= " sync-time)
	(set! rem-time (quotient (- 4000 sync-time) 1000))
	(if (and (< rem-time 4)
		 (> rem-time 0))
	    (thread-sleep! rem-time)))

      ;; (thread-sleep! 4) ;; no need to do this very often