Megatest

                                    THEN 'PASS'
                                    ELSE status
                                    END WHERE id=?;")
	'(test-set-log            "UPDATE tests SET final_logf=? WHERE id=?;")
	'(test-set-rundir-by-test-id "UPDATE tests SET rundir=? WHERE id=?")
	'(test-set-rundir         "UPDATE tests SET rundir=? WHERE run_id=? AND testname=? AND item_path=?;")
	'(delete-tests-in-state   "DELETE FROM tests WHERE state=? AND run_id=?;")
	'(tests:test-set-toplog   "UPDATE tests SET final_logf=? WHERE run_id=? AND testname=? AND item_path='';")
    ))

;; do not run these as part of the transaction
(define db:special-queries   '(rollup-tests-pass-fail
			       db:roll-up-pass-fail-counts
                               login
                               immediate))

				      (< (cdb:packet-get-qtime a)(cdb:packet-get-qtime b))))))
       (if (> (length data) 0)
	   (debug:print-info 4 "Writing cached data " data))

       ;; prepare the needed statements, do each only once
       (for-each (lambda (request-item)
		   (let ((stmt-key (cdb:packet-get-qtype request-item)))
		     (debug:print-info 11 "stmt-key=" stmt-key ", request-item=" request-item)
		     (if (not (hash-table-ref/default queries stmt-key #f))

			 (let ((stmt (alist-ref stmt-key db:queries)))
			   (debug:print-info 11 "stmt-key=" stmt-key ", stmt=" stmt)
			   (if stmt
			       (hash-table-set! queries stmt-key (sqlite3:prepare db (car stmt)))
			       (if (procedure? stmt-key)
				   (hash-table-set! queries stmt-key #f)
				   (debug:print 0 "ERROR: Missing query spec for " stmt-key "!")))))))
		 data)
       
       ;; outer loop to handle special queries that cannot be handled in the
       ;; transaction.
       (let outerloop ((special-qry #f)
		       (stmts       data))
	 (debug:print-info 11 "special-qry=" special-qry ", stmts=" stmts)
	 (if special-qry

	     ;; handle a query that cannot be part of the grouped queries
	     (let* ((stmt-key       (cdb:packet-get-qtype special-qry))
		    (return-address (cdb:packet-get-client-sig special-qry))
		    (qry            (hash-table-ref/default queries stmt-key #f))
		    (params         (cdb:packet-get-params special-qry)))

			   (if (null? stmts)
			       stmts
			       (let innerloop ((hed (car stmts))
					       (tal (cdr stmts)))
				 (let ((params         (cdb:packet-get-params hed))
				       (return-address (cdb:packet-get-client-sig hed))
				       (stmt-key       (cdb:packet-get-qtype hed)))
				   (if (or (not (hash-table-ref/default queries stmt-key #f))
					   (member stmt-key db:special-queries))
				       (begin
					 (debug:print-info 11 "Handling special statement " stmt-key)
					 (cons hed tal))
				       (begin
					 (debug:print-info 11 "Executing " stmt-key " for " params)
					 (apply sqlite3:execute (hash-table-ref queries stmt-key) params)
					 (server:reply pubsock return-address #t)

			     (loop))))))))

    ;; 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)))
	(debug:print-info 12 "server=> received packet=" packet)
	(if #t ;; (cdb:packet-get-immediate packet) ;; process immediately or put in queue
	    (begin
	      (db:process-queue pub-socket (cons packet queue-lst))
	      (loop '()))

    (execute db "UPDATE clients SET num_accesses=num_accesses+1 WHERE id=?;" cid)
    (set! total-db-accesses (+ total-db-accesses 1))
    ))

(define db (open-db))
;; (define queuelst '())
;; (define mx1 (make-mutex))

(define max-queue-len 0)

(define (process-queue queuelst)
  (let ((queuelen (length queuelst)))
    (if (> queuelen max-queue-len)
	(set! max-queue-len queuelen))
    (for-each
     (lambda (item)
       (let ((cname (vector-ref item 1))
	     (clcmd (vector-ref item 2))
	     (cdata (vector-ref item 3)))
	 (send-message pub cname send-more: #t)
	 (send-message pub (case clcmd

(thread-start! th1)
(thread-start! th2)
(thread-join! th2)

(let* ((run-time       (- (current-seconds) start-time))
       (queries/second (/  total-db-accesses run-time)))
  (print "Server exited! Total db accesses=" total-db-accesses " in " run-time " seconds for " queries/second " queries/second with max queue length of: " max-queue-len))