fork of https://github.com/rust-rocksdb/rust-rocksdb for nextgraph
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36 lines
1.3 KiB
36 lines
1.3 KiB
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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#pragma once
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#include <stdint.h>
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#include <string>
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#include "rocksdb/rocksdb_namespace.h"
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namespace ROCKSDB_NAMESPACE {
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// How much perf stats to collect. Affects perf_context and iostats_context.
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enum PerfLevel : unsigned char {
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kUninitialized = 0, // unknown setting
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kDisable = 1, // disable perf stats
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kEnableCount = 2, // enable only count stats
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kEnableTimeExceptForMutex = 3, // Other than count stats, also enable time
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// stats except for mutexes
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// Other than time, also measure CPU time counters. Still don't measure
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// time (neither wall time nor CPU time) for mutexes.
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kEnableTimeAndCPUTimeExceptForMutex = 4,
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kEnableTime = 5, // enable count and time stats
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kOutOfBounds = 6 // N.B. Must always be the last value!
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};
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// set the perf stats level for current thread
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void SetPerfLevel(PerfLevel level);
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// get current perf stats level for current thread
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PerfLevel GetPerfLevel();
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} // namespace ROCKSDB_NAMESPACE
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