61 lines
2.1 KiB
C
61 lines
2.1 KiB
C
/*
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* Copyright (c) 2020 Huawei Technologies Co.,Ltd.
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*
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* openGauss is licensed under Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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*
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* http://license.coscl.org.cn/MulanPSL2
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*
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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* ---------------------------------------------------------------------------------------
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*
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* memtrack.h
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* This file contains declarations for memory tracking utility functions.
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* The relative GUC to trigger the memory tracking feature is listed:
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* enable_memory_tracking: the GUC must be set as ON;
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* enable_memory_logging: to generate the file with memory context information
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* memory_detail_logging: to generate the file with debug allocation information
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*
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*
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* IDENTIFICATION
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* src/include/utils/memtrack.h
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*
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* ---------------------------------------------------------------------------------------
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*/
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#ifndef MEMTRACK_H
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#define MEMTRACK_H
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#include "c.h"
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#include "utils/aset.h"
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#include "nodes/memnodes.h"
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extern THR_LOCAL int guc_memory_tracking_mode;
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extern THR_LOCAL char mctx_track_name[256];
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extern THR_LOCAL long mctx_track_value;
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extern void MemoryTrackingInit(void);
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extern void MemoryTrackingCreate(MemoryContext set, MemoryContext parent);
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extern void MemoryTrackingAllocInfo(MemoryContext context, Size size);
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extern void MemoryTrackingFreeInfo(MemoryContext context, Size size);
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extern void MemoryTrackingLoggingToFile(MemoryTrack track, int key);
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extern void MemoryTrackingNodeFree(MemoryTrack track);
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extern void MemoryTrackingOutputFile(void);
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#ifdef MEMORY_CONTEXT_CHECKING
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extern void MemoryTrackingParseGUC(const char* val);
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extern void MemoryTrackingDetailInfo(MemoryContext context, Size reqSize, Size chunkSize, const char* file, int line);
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extern void MemoryTrackingDetailInfoToFile(void);
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#endif
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#endif
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