Megatest

	  (set-run-config-vars run-id keyvals target) ;; (db:get-target db run-id))
	  ;; environment overrides are done *before* the remaining critical envars.
	  (alist->env-vars env-ovrd)
	  (set-megatest-env-vars run-id inkeys: keys inkeyvals: keyvals)
	  (set-item-env-vars itemdat)
	  (save-environment-as-files "megatest")
	  ;; open-run-close not needed for test-set-meta-info
	  (tests:set-full-meta-info #f test-id run-id 0 work-area 10)

	  ;; (tests:test-set-status! test-id "REMOTEHOSTSTART" "n/a" (args:get-arg "-m") #f)
	  (tests:test-force-state-status! test-id "REMOTEHOSTSTART" "n/a")
	  (thread-sleep! 0.3) ;; NFS slowness has caused grief here

	  (if (args:get-arg "-xterm")
	      (set! fullrunscript "xterm")

					(calc-minutes  (lambda ()
							 (inexact->exact 
							  (round 
							   (- 
							    (current-seconds) 
							    start-seconds)))))
					(kill-tries 0))
				   (tests:set-full-meta-info #f test-id run-id (calc-minutes) work-area 10)
				   (let loop ((minutes   (calc-minutes)))
				     (begin
				       (set! kill-job? (or (test-get-kill-request test-id) ;; run-id test-name itemdat))
							   (and runtlim (let* ((run-seconds   (- (current-seconds) start-seconds))
									       (time-exceeded (> run-seconds runtlim)))
									  (if time-exceeded
									      (begin
										(debug:print-info 0 "KILLING TEST DUE TO TIME LIMIT EXCEEDED! Runtime=" run-seconds " seconds, limit=" runtlim)
										#t)
									      #f)))))
				       ;; open-run-close not needed for test-set-meta-info
				       (tests:set-partial-meta-info #f test-id run-id minutes work-area 10)
				       (if kill-job? 
					   (begin
					     (mutex-lock! m)
					     ;; NOTE: The pid can change as different steps are run. Do we need handshaking between this
					     ;;       section and the runit section? Or add a loop that tries three times with a 1/4 second
					     ;;       between tries?
					     (let* ((pid (vector-ref exit-info 0)))

		    (exit 6))
		  (let* ((stepname   (args:get-arg "-runstep"))
			 (logprofile (args:get-arg "-logpro"))
			 (logfile    (conc stepname ".log"))
			 (cmd        (if (null? remargs) #f (car remargs)))
			 (params     (if cmd (cdr remargs) '()))
			 (exitstat   #f)
			 (shell      (let ((sh (get-environment-variable "SHELL") ))
				       (if sh 
					   (last (string-split sh "/"))
					   "bash")))
			 (redir      (case (string->symbol shell)
				       ((tcsh csh ksh)    ">&")
				       ((zsh bash sh ash) "2>&1 >")
				       (else ">&")))
			 (fullcmd    (conc "(" (string-intersperse 
						(cons cmd params) " ")
					   ") " redir " " logfile)))

  ;; transactionized write at the server
  (cdb:tests-update-cpuload-diskfree *runremote* test-id cpuload diskfree)
  (if minutes 
      (cdb:tests-update-run-duration *runremote* test-id minutes))
  (if (and uname hostname)
      (cdb:tests-update-uname-host *runremote* test-id uname hostname)))
  
(define (tests:set-full-meta-info db test-id run-id minutes work-area remtries)
  ;; DOES cdb:remote-run under the hood!
  (let ((remtries 10))
    (handle-exceptions
     exn
     (if (> remtries 0)
	 (begin
	   (set! remtries (- remtries 1))
	   (thread-sleep! 10)
	   (tests:set-full-meta-info db test-id run-id minutes work-area (- remtries 1)))
	 (let ((err-status ((condition-property-accessor 'sqlite3 'status #f) exn)))
	   (debug:print 0 "ERROR: tried for over a minute to update meta info and failed. Giving up")
	   (debug:print 0 "EXCEPTION: database probably overloaded or unreadable.")
	   (debug:print 0 " message: " ((condition-property-accessor 'exn 'message) exn))
	   (print "exn=" (condition->list exn))
	   (debug:print 0 " status:  " ((condition-property-accessor 'sqlite3 'status) exn))
	   (print-call-chain)))
     (let* ((num-records 0) ;; (test:tdb-get-rundat-count tdb))
	    (cpuload  (get-cpu-load))
	    (diskfree (get-df (current-directory)))
	    (uname    (get-uname "-srvpio"))
	    (hostname (get-host-name)))
       (tests:update-testdat-meta-info db test-id work-area cpuload diskfree minutes)
       (tests:update-central-meta-info test-id cpuload diskfree minutes uname hostname)))))
    
(define (tests:set-partial-meta-info db test-id run-id minutes work-area remtries)
  ;; DOES cdb:remote-run under the hood!
  (let* ((cpuload  (get-cpu-load))
	 (diskfree (get-df (current-directory)))
	 (remtries 10))
    (handle-exceptions
     exn
     (if (> remtries 0)
	 (begin
	   (set! remtries (- remtries 1))
	   (thread-sleep! 10)
	   (tests:set-full-meta-info db test-id run-id minutes work-area (- remtries 1)))
	 (let ((err-status ((condition-property-accessor 'sqlite3 'status #f) exn)))
	   (debug:print 0 "ERROR: tried for over a minute to update meta info and failed. Giving up")
	   (debug:print 0 "EXCEPTION: database probably overloaded or unreadable.")
	   (debug:print 0 " message: " ((condition-property-accessor 'exn 'message) exn))
	   (print "exn=" (condition->list exn))
	   (debug:print 0 " status:  " ((condition-property-accessor 'sqlite3 'status) exn))
	   (print-call-chain)))
     (tests:update-testdat-meta-info db test-id work-area cpuload diskfree minutes)
    ;; Update central with uname and hostname = #f
    ;; Is this one of the performance problems? This info should come from testdat-meta anyway
    ;; (tests:update-central-meta-info test-id cpuload diskfree minutes #f #f)
  )))
	 
(define (tests:update-testdat-meta-info db test-id work-area cpuload diskfree minutes)
  (let ((tdb         (db:open-test-db-by-test-id db test-id work-area: work-area)))
    (if (sqlite3:database? tdb)
	(begin
	  (sqlite3:execute tdb "INSERT INTO test_rundat (update_time,cpuload,diskfree,run_duration) VALUES (strftime('%s','now'),?,?,?);"
			   cpuload diskfree minutes)