Megatest

	     (begin
	       (debug:print 0 *default-log-port* "joining threads failed. exn=" exn)
               #t) ;; just ignore it, it might have died in the meantime so joining it will throw an exception
             (thread-join! thread))
           )))
   (hash-table-keys *common:thread-punchlist*)))

;;======================================================================
;; (define *common:telemetry-log-state* 'startup)
#;(define *common:telemetry-log-state* 'startup)
#;(define *common:telemetry-log-socket* #f)
;; (define *common:telemetry-log-socket* #f)
;; 
#;(define (common:telemetry-log-open)
;; (define (common:telemetry-log-open)
;;   (if (eq? *common:telemetry-log-state* 'startup)
;;       (let* ((serverhost (configf:lookup *configdat* "telemetry" "host"))
;;              (serverport (configf:lookup-number *configdat* "telemetry" "port"))
;;              (user (or (get-environment-variable "USER") "unknown"))
;;              (host (or (get-environment-variable "HOST") "unknown")))
;;         (set! *common:telemetry-log-state*
;;               (handle-exceptions
;;                exn
;;                (begin
;;                  (debug:print-info 0 *default-log-port* "common-telemetry-log open udp port failure")
;;                  'broken)
;;                (if (and serverhost serverport user host)
;;                    (let* ((s (udp-open-socket)))
;;                      ;;(udp-bind! s #f 0)
;;                      (udp-connect! s serverhost serverport)
;;                      (set! *common:telemetry-log-socket* s)
;;                      'open)
;;                    'not-needed))))))
;;   
#;(define (common:telemetry-log event #!key (payload '()))
;; (define (common:telemetry-log event #!key (payload '()))
;;   (if (eq? *common:telemetry-log-state* 'startup)
;;       (common:telemetry-log-open))
;; 
;;   (if (eq? 'open *common:telemetry-log-state*)
;;       (handle-exceptions
;;        exn

;;                   (payload-serialized
;;                    (base64:base64-encode
;;                     (z3:encode-buffer
;;                      (with-output-to-string (lambda () (pp payload))))))
;;                   (msg     (conc user":"host":"start":"(current-process-id)":"(car (argv))":"
;;                                  toppath":"payload-serialized)))
;;              (udp-send *common:telemetry-log-socket* msg))))))
;;   
#;(define (common:telemetry-log-close)
;; (define (common:telemetry-log-close)
;;   (when (or (member *common:telemetry-log-state* '(broken-or-no-server-preclose open)) *common:telemetry-log-socket*)
;;     (handle-exceptions
;;      exn
;;      (begin
;;        (define *common:telemetry-log-state* 'closed-fail)
;;        (debug:print-info 0 *default-log-port* "common-telemetry-log closure failure")
;;        )
;;      (begin
;;        (define *common:telemetry-log-state* 'closed)
;;        (udp-close-socket *common:telemetry-log-socket*)
;;        (set! *common:telemetry-log-socket* #f)))))