Module `SharedMem`

* Copyright (c) 2015, Facebook, Inc. * All rights reserved. * * This source code is licensed under the BSD-style license found in the * LICENSE file in the "hack" directory of this source tree. An additional grant * of patent rights can be found in the PATENTS file in the same directory. *

type config = {

global_size : int;
heap_size : int;
dep_table_pow : int;
hash_table_pow : int;
shm_dirs : string list;
shm_min_avail : int;
log_level : int;

}

type handle = private {

h_fd : Unix.file_descr;
h_global_size : int;
h_heap_size : int;

}

exception Out_of_shared_memory

exception Hash_table_full

exception Dep_table_full

exception Heap_full

exception Sql_assertion_failure of int

exception C_assertion_failure of string

val init : config -> handle

val connect : handle -> unit

val collect : [ `gentle | `aggressive | `always_TEST ] -> unit

val init_done : unit -> unit

val save_dep_table_sqlite : string -> string -> int

val load_dep_table_sqlite : string -> bool -> int

val save_table : string -> unit

val load_table : string -> unit

val save_table_sqlite : string -> int

val save_table_keys_sqlite : string -> string array -> int

val load_table_sqlite : string -> bool -> int

val cleanup_sqlite : unit -> unit

val heap_size : unit -> int

val wasted_heap_size : unit -> int

type table_stats = {

nonempty_slots : int;
used_slots : int;
slots : int;

}

val dep_stats : unit -> table_stats

val hash_stats : unit -> table_stats

val is_heap_overflow : unit -> bool

val invalidate_caches : unit -> unit

val value_size : Obj.t -> int

module type NoCache = sig ... end

module type WithCache = sig ... end

module type UserKeyType = sig ... end

module NoCache
  (UserKeyType : UserKeyType)
  (Value : Value.Type) : 
  NoCache
    with type t = Value.t
     and type key = UserKeyType.t
     and module KeySet = Set.Make(UserKeyType)
     and module KeyMap = MyMap.Make(UserKeyType)

module WithCache
  (UserKeyType : UserKeyType)
  (Value : Value.Type) : 
  WithCache
    with type t = Value.t
     and type key = UserKeyType.t
     and module KeySet = Set.Make(UserKeyType)
     and module KeyMap = MyMap.Make(UserKeyType)

module type CacheType = sig ... end

module LocalCache
  (UserKeyType : UserKeyType)
  (Value : Value.Type) : 
  CacheType with type key = UserKeyType.t and type value = Value.t

Install

Dune Dependency

Authors

Maintainers

Sources

doc/hack_parallel.heap/SharedMem/index.html

Module `SharedMem`

package hack_parallel

Install

Dune Dependency

Authors

Maintainers

Sources

doc/hack_parallel.heap/SharedMem/index.html

Module SharedMem

Module `SharedMem`