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(ok (equal? dbfname (dbr:dbstruct-dbfname dbstruct))))
(case cmd
((ping) #t) ;; we are fine
(else
(assert ok "FATAL: database file and run-id not aligned.")))))
(ttdat *server-info*)
(server-state (tt-state ttdat))
(maxthreads 10) ;; make this a parameter?
(maxthreads 20) ;; make this a parameter?
(status (cond
((and (> numthreads maxthreads)
(> (random 100) 70)) ;; allow a 30% probability to go through so we can figure out what is going wrong in main.db server.
'busy)
;; ((> numthreads 5) 'loaded) ;; this gets transmitted to the client which calls tt:backoff-incr to slow stuff down.
(else 'ok)))
(errmsg (case status
((busy) (conc "Server overloaded, "numthreads" threads in flight"))
((loaded) (conc "Server loaded, "numthreads" threads in flight"))
(else #f)))
(result (case status
((busy)
(if (eq? cmd 'ping)
(normal-proc cmd run-id params)
;; numthreads must be greater than 5 for busy
(* 1 (- numthreads maxthreads)) ;; was 15
(* 0.1 (- numthreads maxthreads)) ;; was 15
)) ;; (- numthreads 29)) ;; call back in as many seconds
((loaded)
;; (if (eq? (rmt:transport-mode) 'tcp)
;; (thread-sleep! 0.5))
(normal-proc cmd run-id params))
(else
(normal-proc cmd run-id params))))
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