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rocksdb

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RocksDB for Erlang

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rocksdb deps rocksdb include rocksdb perf_level.h
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deps/rocksdb/include/rocksdb/perf_level.h 

// Copyright (c) 2011-present, Facebook, Inc.  All rights reserved.

//  This source code is licensed under both the GPLv2 (found in the

//  COPYING file in the root directory) and Apache 2.0 License

//  (found in the LICENSE.Apache file in the root directory).



#pragma once



#include <stdint.h>

#include <string>



namespace rocksdb {



// How much perf stats to collect. Affects perf_context and iostats_context.

enum PerfLevel : unsigned char {

  kUninitialized = 0,             // unknown setting

  kDisable = 1,                   // disable perf stats

  kEnableCount = 2,               // enable only count stats

  kEnableTimeExceptForMutex = 3,  // Other than count stats, also enable time

                                  // stats except for mutexes

  // Other than time, also measure CPU time counters. Still don't measure

  // time (neither wall time nor CPU time) for mutexes.

  kEnableTimeAndCPUTimeExceptForMutex = 4,

  kEnableTime = 5,  // enable count and time stats

  kOutOfBounds = 6  // N.B. Must always be the last value!

};



// set the perf stats level for current thread

void SetPerfLevel(PerfLevel level);



// get current perf stats level for current thread

PerfLevel GetPerfLevel();



}  // namespace rocksdb