Previous  Up  Next

Module Raw_scheduler

module Raw_scheduler: sig .. end
module Fd: Raw_fd
module Job: Async_core.Job
module Watching: Fd.Watching
module Signal: Core.Std.Signal
module Timerfd: Core.Std.Linux_ext.Timerfd
val debug : bool
module File_descr_watcher: sig .. end
type 'a with_options = 'a Import.Core_scheduler.with_options 
include struct ... end
val cycle_count : unit -> int
val cycle_start : unit -> Core.Std.Time.t
val cycle_times : unit -> Core.Std.Time.Span.t Async_core.Async_stream.t
val set_max_num_jobs_per_priority_per_cycle : int -> unit
val force_current_cycle_to_end : unit -> unit
type t = {
   mutex : Core.Std.Nano_mutex.t;
   mutable is_running : bool;
   mutable have_called_go : bool;
   mutable fds_whose_watching_has_changed : Fd.t list;
   file_descr_watcher : File_descr_watcher.t;
   fd_by_descr : Fd_by_descr.t;
   mutable timerfd : Core.Std.Linux_ext.Timerfd.t option;
   mutable scheduler_thread_id : int;
   interruptor : Interruptor.t;
   signal_manager : Raw_signal_manager.t;
   thread_pool : Thread_pool.t;
   mutable handle_thread_pool_stuck : Core.Std.Time.Span.t -> unit;
   busy_pollers : Busy_pollers.t;
   mutable busy_poll_thread_is_running : bool;
   mutable next_tsc_calibration : Core.Std.Time_stamp_counter.t;
   core_scheduler : Import.Core_scheduler.t;
   mutable max_inter_cycle_timeout : Import.Max_inter_cycle_timeout.t;
} 
val sexp_of_t : t -> Sexplib.Sexp.t
val max_inter_cycle_timeout : t -> Import.Max_inter_cycle_timeout.t
val set_max_inter_cycle_timeout : Core.Std.Time.Span.t -> unit
val core_scheduler : t -> Import.Core_scheduler.t
val next_tsc_calibration : t -> Core.Std.Time_stamp_counter.t
val set_next_tsc_calibration : t -> Core.Std.Time_stamp_counter.t -> unit
val busy_poll_thread_is_running : t -> bool
val set_busy_poll_thread_is_running : t -> bool -> unit
val busy_pollers : t -> Busy_pollers.t
val handle_thread_pool_stuck : (Core.Std.Time.Span.t -> unit) -> unit
val set_handle_thread_pool_stuck : t -> (Core.Std.Time.Span.t -> unit) -> unit
val thread_pool : t -> Thread_pool.t
val signal_manager : t -> Raw_signal_manager.t
val interruptor : t -> Interruptor.t
val scheduler_thread_id : t -> int
val set_scheduler_thread_id : t -> int -> unit
val timerfd : t -> Core.Std.Linux_ext.Timerfd.t option
val set_timerfd : t -> Core.Std.Linux_ext.Timerfd.t option -> unit
val fd_by_descr : t -> Fd_by_descr.t
val file_descr_watcher : t -> File_descr_watcher.t
val fds_whose_watching_has_changed : t -> Fd.t list
val set_fds_whose_watching_has_changed : t -> Fd.t list -> unit
val have_called_go : t -> bool
val set_have_called_go : t -> bool -> unit
val is_running : unit -> bool
val set_is_running : t -> bool -> unit
val mutex : t -> Core.Std.Nano_mutex.t
module Fields: sig .. end
val current_execution_context : t -> Async_core.Execution_context.t
val with_execution_context : t -> Async_core.Execution_context.t -> f:(unit -> 'a) -> 'a
val create_fd : t ->
       Fd.Kind.t ->
       Fd.File_descr.t -> Core.Std.Info.t -> Fd.t
val lock : t -> unit
val try_lock : t -> bool
val unlock : t -> unit
val with_lock : t -> (unit -> 'a) -> 'a
val am_holding_lock : t -> bool
type the_one_and_only =
| Not_ready_to_initialize
| Ready_to_initialize of (unit -> t)
| Initialized of t 
val mutex_for_initializing_the_one_and_only_ref : Core.Std.Nano_mutex.t
val the_one_and_only_ref : the_one_and_only Pervasives.ref
val is_ready_to_initialize : unit -> bool
val the_one_and_only_uncommon_case : should_lock:bool -> t
val the_one_and_only : should_lock:bool -> t
val current_thread_id : unit -> int
val is_main_thread : unit -> bool
val remove_fd : t -> Raw_fd.t -> unit
val maybe_start_closing_fd : t -> Fd.t -> unit
val dec_num_active_syscalls_fd : t -> Fd.t -> unit
val invariant : t -> unit
val update_check_access : t -> bool -> unit
val try_create_timerfd : unit -> Timerfd.t option
val default_handle_thread_pool_stuck : Core.Std.Time.Span.t -> unit
val detect_stuck_thread_pool : t -> unit
val create : ?file_descr_watcher:Import.Config.File_descr_watcher.t ->
       ?max_num_open_file_descrs:Import.Config.Max_num_open_file_descrs.t ->
       ?max_num_threads:Import.Config.Max_num_threads.t -> unit -> t
val init : unit -> unit
val reset_in_forked_process : unit -> unit
val thread_safe_wakeup_scheduler : t -> unit
val i_am_the_scheduler : t -> bool
val have_lock_do_cycle : t -> unit
val set_fd_desired_watching : t ->
       Fd.t -> Read_write.Key.t -> Fd.Watching.t -> unit
val request_start_watching : t ->
       Fd.t ->
       Read_write.Key.t ->
       Fd.Watching.t ->
       [> `Already_closed | `Already_watching | `Unsupported | `Watching ]
val request_stop_watching : t ->
       Fd.t ->
       Read_write.Key.t -> Fd.ready_to_result -> unit
val sync_changed_fds_to_file_descr_watcher : t -> unit
val maybe_calibrate_tsc : t -> unit
val be_the_scheduler : ?raise_unhandled_exn:bool -> t -> 'a
val add_finalizer : t ->
       'a Core.Std.Heap_block.t -> ('a Core.Std.Heap_block.t -> unit) -> unit
val add_finalizer_exn : t -> 'a -> ('a -> unit) -> unit
val go : ?raise_unhandled_exn:bool -> unit -> Core_kernel.Std.never_returns
val go_main : ?raise_unhandled_exn:bool ->
       ?file_descr_watcher:Import.Config.File_descr_watcher.t ->
       ?max_num_open_file_descrs:int ->
       ?max_num_threads:int ->
       main:(unit -> unit) -> unit -> Core_kernel.Std.never_returns
val is_running : unit -> bool
val report_long_cycle_times : ?cutoff:Core.Time.Span.t -> unit -> unit
val set_check_invariants : bool -> unit
val set_detect_invalid_access_from_thread : bool -> unit
val set_record_backtraces : bool -> unit
val set_max_inter_cycle_timeout : Core.Std.Time.Span.t -> unit
val start_busy_poller_thread_if_not_running : t -> unit
val add_busy_poller : (unit -> [ `Continue_polling | `Stop_polling of 'a ]) -> 'a Import.Deferred.t
type 'b folder = {
   folder : 'a. 'b -> t -> (t, 'a) Core.Std.Field.t -> 'b;
} 
val t : unit -> t
val fold_fields : init:'a -> 'a folder -> 'a
val handle_thread_pool_stuck : (Core.Std.Time.Span.t -> unit) -> unit