Revision ab2254bedf84e7219c46c11bdccaf75192330477 authored by Manuel Ung on 04 June 2018, 21:39:45 UTC, committed by Facebook Github Bot on 04 June 2018, 21:44:23 UTC
Summary: This fixes the errors as reported here: https://github.com/facebook/rocksdb/pull/3941#issuecomment-394424043 Closes https://github.com/facebook/rocksdb/pull/3950 Differential Revision: D8263086 Pulled By: lth fbshipit-source-id: 5e148d489cab2153e5846d16979a0a1f2d677d57
1 parent f4b72d7
thread_operation.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).
//
// This file defines the structures for thread operation and state.
// Thread operations are used to describe high level action of a
// thread such as doing compaction or flush, while thread state
// are used to describe lower-level action such as reading /
// writing a file or waiting for a mutex. Operations and states
// are designed to be independent. Typically, a thread usually involves
// in one operation and one state at any specific point in time.
#pragma once
#include "rocksdb/thread_status.h"
#include <string>
namespace rocksdb {
#ifdef ROCKSDB_USING_THREAD_STATUS
// The structure that describes a major thread operation.
struct OperationInfo {
const ThreadStatus::OperationType type;
const std::string name;
};
// The global operation table.
//
// When updating a status of a thread, the pointer of the OperationInfo
// of the current ThreadStatusData will be pointing to one of the
// rows in this global table.
//
// Note that it's not designed to be constant as in the future we
// might consider adding global count to the OperationInfo.
static OperationInfo global_operation_table[] = {
{ThreadStatus::OP_UNKNOWN, ""},
{ThreadStatus::OP_COMPACTION, "Compaction"},
{ThreadStatus::OP_FLUSH, "Flush"}
};
struct OperationStageInfo {
const ThreadStatus::OperationStage stage;
const std::string name;
};
// A table maintains the mapping from stage type to stage string.
// Note that the string must be changed accordingly when the
// associated function name changed.
static OperationStageInfo global_op_stage_table[] = {
{ThreadStatus::STAGE_UNKNOWN, ""},
{ThreadStatus::STAGE_FLUSH_RUN,
"FlushJob::Run"},
{ThreadStatus::STAGE_FLUSH_WRITE_L0,
"FlushJob::WriteLevel0Table"},
{ThreadStatus::STAGE_COMPACTION_PREPARE,
"CompactionJob::Prepare"},
{ThreadStatus::STAGE_COMPACTION_RUN,
"CompactionJob::Run"},
{ThreadStatus::STAGE_COMPACTION_PROCESS_KV,
"CompactionJob::ProcessKeyValueCompaction"},
{ThreadStatus::STAGE_COMPACTION_INSTALL,
"CompactionJob::Install"},
{ThreadStatus::STAGE_COMPACTION_SYNC_FILE,
"CompactionJob::FinishCompactionOutputFile"},
{ThreadStatus::STAGE_PICK_MEMTABLES_TO_FLUSH,
"MemTableList::PickMemtablesToFlush"},
{ThreadStatus::STAGE_MEMTABLE_ROLLBACK,
"MemTableList::RollbackMemtableFlush"},
{ThreadStatus::STAGE_MEMTABLE_INSTALL_FLUSH_RESULTS,
"MemTableList::InstallMemtableFlushResults"},
};
// The structure that describes a state.
struct StateInfo {
const ThreadStatus::StateType type;
const std::string name;
};
// The global state table.
//
// When updating a status of a thread, the pointer of the StateInfo
// of the current ThreadStatusData will be pointing to one of the
// rows in this global table.
static StateInfo global_state_table[] = {
{ThreadStatus::STATE_UNKNOWN, ""},
{ThreadStatus::STATE_MUTEX_WAIT, "Mutex Wait"},
};
struct OperationProperty {
int code;
std::string name;
};
static OperationProperty compaction_operation_properties[] = {
{ThreadStatus::COMPACTION_JOB_ID, "JobID"},
{ThreadStatus::COMPACTION_INPUT_OUTPUT_LEVEL, "InputOutputLevel"},
{ThreadStatus::COMPACTION_PROP_FLAGS, "Manual/Deletion/Trivial"},
{ThreadStatus::COMPACTION_TOTAL_INPUT_BYTES, "TotalInputBytes"},
{ThreadStatus::COMPACTION_BYTES_READ, "BytesRead"},
{ThreadStatus::COMPACTION_BYTES_WRITTEN, "BytesWritten"},
};
static OperationProperty flush_operation_properties[] = {
{ThreadStatus::FLUSH_JOB_ID, "JobID"},
{ThreadStatus::FLUSH_BYTES_MEMTABLES, "BytesMemtables"},
{ThreadStatus::FLUSH_BYTES_WRITTEN, "BytesWritten"}
};
#else
struct OperationInfo {
};
struct StateInfo {
};
#endif // ROCKSDB_USING_THREAD_STATUS
} // namespace rocksdb
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