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47 lines
1.2 KiB
47 lines
1.2 KiB
(*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*)
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open! IStd
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(** collect statistics about backend/analysis operations *)
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type t
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val initial : t
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val incr_summary_file_try_load : unit -> unit
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(** a query to the filesystem attempting to load a summary file *)
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val incr_summary_read_from_disk : unit -> unit
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(** a summary file is deserialized from disk *)
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val incr_summary_cache_hits : unit -> unit
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val incr_summary_cache_misses : unit -> unit
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val incr_summary_has_model_queries : unit -> unit
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(** someone asked if a proc name has a biabduction model *)
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val incr_ondemand_procs_analyzed : unit -> unit
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val incr_ondemand_local_cache_hits : unit -> unit
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val incr_ondemand_local_cache_misses : unit -> unit
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val reset : unit -> unit
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(** reset all stats *)
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val get : unit -> t
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(** get the stats so far *)
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val pp : Format.formatter -> t -> unit
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val merge : t -> t -> t
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(** return a new value that adds up the stats in both arguments *)
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val log_to_scuba : t -> unit
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(** Log aggregated backend stats to Scuba. Use after the stats have been fully calculated *)
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