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48 lines
1.7 KiB
48 lines
1.7 KiB
1 year ago
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// Copyright (c) Facebook, Inc. and its affiliates. 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 <array>
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#include "db/internal_stats.h"
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#include "rocksdb/types.h"
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namespace ROCKSDB_NAMESPACE {
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extern const std::string& InvalidWriteStallHyphenString();
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extern const std::string& WriteStallCauseToHyphenString(WriteStallCause cause);
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extern const std::string& WriteStallConditionToHyphenString(
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WriteStallCondition condition);
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// REQUIRES:
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// cause` is CF-scope `WriteStallCause`, see `WriteStallCause` for more
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//
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// REQUIRES:
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// `condition` != `WriteStallCondition::kNormal`
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extern InternalStats::InternalCFStatsType InternalCFStat(
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WriteStallCause cause, WriteStallCondition condition);
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// REQUIRES:
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// cause` is DB-scope `WriteStallCause`, see `WriteStallCause` for more
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//
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// REQUIRES:
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// `condition` != `WriteStallCondition::kNormal`
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extern InternalStats::InternalDBStatsType InternalDBStat(
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WriteStallCause cause, WriteStallCondition condition);
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extern bool isCFScopeWriteStallCause(WriteStallCause cause);
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extern bool isDBScopeWriteStallCause(WriteStallCause cause);
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constexpr uint32_t kNumCFScopeWriteStallCauses =
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static_cast<uint32_t>(WriteStallCause::kCFScopeWriteStallCauseEnumMax) -
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static_cast<uint32_t>(WriteStallCause::kMemtableLimit);
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constexpr uint32_t kNumDBScopeWriteStallCauses =
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static_cast<uint32_t>(WriteStallCause::kDBScopeWriteStallCauseEnumMax) -
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static_cast<uint32_t>(WriteStallCause::kWriteBufferManagerLimit);
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} // namespace ROCKSDB_NAMESPACE
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