LCOV - code coverage report
Current view: top level - legacy/ascend950/service/collective/alg/selector - reduce_auto_selector.cc (source / functions) Coverage Total Hit
Test: coverage.info Lines: 0.0 % 159 0
Test Date: 2026-08-18 17:47:01 Functions: 0.0 % 4 0

            Line data    Source code
       1              : /**
       2              :  * Copyright (c) 2025 Huawei Technologies Co., Ltd.
       3              :  * This program is free software, you can redistribute it and/or modify it under the terms and conditions of
       4              :  * CANN Open Software License Agreement Version 2.0 (the "License").
       5              :  * Please refer to the License for details. You may not use this file except in compliance with the License.
       6              :  * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED,
       7              :  * INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
       8              :  * See LICENSE in the root of the software repository for the full text of the License.
       9              :  */
      10              : 
      11              : #include "reduce_auto_selector.h"
      12              : #include "selector_registry.h"
      13              : #include "coll_operator.h"
      14              : 
      15              : namespace Hccl {
      16              : 
      17              : constexpr u64 REDUCE_AICPU_1D_MAX_DATA_SIZE = 16 * 1024 * 1024;
      18              : constexpr u64 REDUCE_CCU_1D_MAX_DATA_SIZE = 64 * 1024 * 1024;
      19              : constexpr u64 REDUCE_CCU_1D_MAX_DATA_SIZE_INT8 = 16 * 1024 * 1024;
      20              : 
      21            0 : SelectorStatus ReduceAutoSelector::SelectCcuMsAlgo(
      22              :     const TopoInfo& topoInfo, const CollAlgOperator& op,
      23              :     const std::map<OpType, std::vector<HcclAlgoType>>& configAlgMap, std::string& primQueueGenName) const
      24              : {
      25              :     (void)configAlgMap;
      26            0 :     HCCL_DEBUG("[ReduceAutoSelector][%s] start, topoInfo levelNum[%u]", __func__, topoInfo.levelNum);
      27              :     // MS 模式不支持 int8
      28            0 :     CHK_PRT_RET(
      29              :         op.dataType == DataType::INT8,
      30              :         HCCL_WARNING(
      31              :             "[Algo][ReduceAutoSelector] dataType[%s] is not supported yet for ccu_ms mode.",
      32              :             op.dataType.Describe().c_str()),
      33              :         SelectorStatus::NOT_MATCH);
      34              : 
      35              :     // MS 模式不支持 PROD
      36            0 :     CHK_PRT_RET(
      37              :         op.reduceOp == ReduceOp::PROD,
      38              :         HCCL_WARNING(
      39              :             "[Algo][ReduceAutoSelector] ReduceOp[%s] is not supported yet for ccu_ms mode.",
      40              :             op.reduceOp.Describe().c_str()),
      41              :         SelectorStatus::NOT_MATCH);
      42              : 
      43            0 :     CHK_PRT_RET(
      44              :         op.dataType == DataType::INT64 || op.dataType == DataType::UINT64 || op.dataType == DataType::FP64,
      45              :         HCCL_WARNING("[Algo][ReduceAutoSelector] ccu_ms mode not support INT64, UINT64, FP64."),
      46              :         SelectorStatus::NOT_MATCH);
      47              : 
      48            0 :     if (topoInfo.levelNum > 1) {
      49            0 :         HCCL_WARNING("[Algo][ReduceAutoSelector] levelNum > 1 is not supported yet for ccu_ms mode.");
      50            0 :         return SelectorStatus::NOT_MATCH;
      51              :     } else {
      52            0 :         if (topoInfo.level0Shape == Level0Shape::MESH_1D) {
      53            0 :             if (IsInputOutputOverlap(op.inputMem, op.outputMem) == true) {
      54              :                 // 不支持 inplace 场景
      55            0 :                 return SelectorStatus::NOT_MATCH;
      56              :             }
      57            0 :             if (Is2DieFullMesh()) {
      58            0 :                 HCCL_WARNING("[Algo][ReduceAutoSelector] 2DieFullMesh is not supported yet for ccu_ms mode.");
      59            0 :                 return SelectorStatus::NOT_MATCH;
      60            0 :             } else if (dataSize_ >= REDUCE_AICPU_1D_MAX_DATA_SIZE) {
      61            0 :                 HCCL_INFO("[Algo][ReduceAutoSelector] Mesh1D dataSize[%llu] >= 8MB, fallback to aicpu.", dataSize_);
      62            0 :                 return SelectorStatus::NOT_MATCH;
      63              :             } else {
      64            0 :                 primQueueGenName = "CcuReduceMesh1D";
      65              :             }
      66            0 :         } else if (topoInfo.level0Shape == Level0Shape::MESH_2D) {
      67            0 :             primQueueGenName = "CcuReduceMesh2D";
      68            0 :         } else if (topoInfo.level0Shape == Level0Shape::MESH_1D_CLOS) {
      69            0 :             if (IsLayerAllConnetedWithTopo(topoInfo, 0, TopoType::MESH_1D)) {
      70              :                 // MESH_1D 即可链接所有卡, 使用 MESH_1D 算法
      71            0 :                 if (dataSize_ >= REDUCE_AICPU_1D_MAX_DATA_SIZE) {
      72            0 :                     HCCL_INFO("[Algo][ReduceAutoSelector] Mesh1D dataSize[%llu] >= 8MB, fallback to aicpu.", dataSize_);
      73            0 :                     return SelectorStatus::NOT_MATCH;
      74              :                 } else {
      75            0 :                     primQueueGenName = "CcuReduceMesh1D";
      76              :                 }
      77            0 :             } else if (topoInfo.level0PcieMix) {
      78            0 :                 HCCL_WARNING("[Algo][ReduceAutoSelector] level0 PCIE mix is not supported yet for ccu_ms mode.");
      79            0 :                 return SelectorStatus::NOT_MATCH;
      80              :             } else { // MS 不支持
      81            0 :                 HCCL_WARNING(
      82              :                     "[Algo][ReduceAutoSelector] level0Shape[%d] is not supported yet for ccu_ms mode.",
      83              :                     topoInfo.level0Shape);
      84            0 :                 return SelectorStatus::NOT_MATCH;
      85              :             }
      86            0 :         } else if (topoInfo.level0Shape == Level0Shape::CLOS) {
      87            0 :             HCCL_WARNING(
      88              :                 "[Algo][ReduceAutoSelector] level0Shape[%d] is not supported yet for ccu_ms mode.",
      89              :                 topoInfo.level0Shape);
      90            0 :             return SelectorStatus::NOT_MATCH;
      91              :         } else {
      92            0 :             HCCL_WARNING(
      93              :                 "[Algo][ReduceAutoSelector] level0Shape[%d] is not supported yet for ccu_ms mode.",
      94              :                 topoInfo.level0Shape);
      95            0 :             return SelectorStatus::NOT_MATCH;
      96              :         }
      97              :     }
      98            0 :     HCCL_INFO("[Algo][ReduceAutoSelector][%s] Algo match [%s]", __func__, primQueueGenName.c_str());
      99            0 :     return SelectorStatus::MATCH;
     100              : }
     101              : 
     102            0 : SelectorStatus ReduceAutoSelector::SelectCcuScheduleAlgo(
     103              :     const TopoInfo& topoInfo, const CollAlgOperator& op,
     104              :     const std::map<OpType, std::vector<HcclAlgoType>>& configAlgMap, std::string& primQueueGenName) const
     105              : {
     106              :     (void)configAlgMap;
     107            0 :     HCCL_DEBUG("[ReduceAutoSelector][%s] start, topoInfo levelNum[%u]", __func__, topoInfo.levelNum);
     108              :     // ccu 模式不支持 inplace 场景
     109            0 :     CHK_PRT_RET(
     110              :         IsInputOutputOverlap(op.inputMem, op.outputMem) == true,
     111              :         HCCL_WARNING("[Algo][ReduceAutoSelector] ccu schedule does not support inplace allreduce."),
     112              :         SelectorStatus::NOT_MATCH);
     113              : 
     114              :     // ccu 模式不支持 PROD
     115            0 :     CHK_PRT_RET(
     116              :         op.reduceOp == ReduceOp::PROD,
     117              :         HCCL_WARNING(
     118              :             "[Algo][ReduceAutoSelector] ReduceOp[%s] is not supported yet for ccu schedule mode.",
     119              :             op.reduceOp.Describe().c_str()),
     120              :         SelectorStatus::NOT_MATCH);
     121              : 
     122            0 :     CHK_PRT_RET(
     123              :         op.dataType == DataType::INT64 || op.dataType == DataType::UINT64 || op.dataType == DataType::FP64,
     124              :         HCCL_WARNING("[Algo][ReduceAutoSelector] ccu_ms mode not support INT64, UINT64, FP64."),
     125              :         SelectorStatus::NOT_MATCH);
     126              : 
     127            0 :     HCCL_DEBUG("[ReduceAutoSelector][%s] start, topoInfo levelNum[%u]", __func__, topoInfo.levelNum);
     128              : 
     129            0 :     if (topoInfo.levelNum > 1) {
     130            0 :         if (topoInfo.level0Shape == Level0Shape::MESH_1D) {
     131            0 :             if (topoInfo.netLayerDetails.localNetInsSizeOfLayer[0] == 1) {
     132              :                 // 每框出 1 卡
     133            0 :                 primQueueGenName = "CcuReduceNHR1D";
     134            0 :             } else if (Is2DieFullMesh()) {
     135            0 :                 HCCL_WARNING("[Algo][ReduceAutoSelector] 2DieFullMesh is not supported yet for schedule mode.");
     136            0 :                 return SelectorStatus::NOT_MATCH;
     137              :             } else {
     138            0 :                 primQueueGenName = "CcuReduceParallelMesh1DNHR";
     139              :             }
     140              :         } else {
     141            0 :             HCCL_WARNING(
     142              :                 "[Algo][ReduceAutoSelector] level0Shape[%d] is not supported yet for ccu schedule mode.",
     143              :                 topoInfo.level0Shape);
     144            0 :             return SelectorStatus::NOT_MATCH;
     145              :         }
     146              :     } else {
     147            0 :         if (topoInfo.level0Shape == Level0Shape::MESH_1D) {
     148              :             double ratio;
     149            0 :             if (rankSize_ == 0) {
     150            0 :                 HCCL_WARNING("[Algo][ReduceAutoSelector] the selector is not set RankSize_");
     151            0 :                 ratio = 1;
     152              :             } else {
     153            0 :                 if (op.dataType == DataType::INT8) {
     154            0 :                     ratio = DEFAULT_RANK_SIZE / rankSize_;
     155              :                 } else {
     156            0 :                     ratio = (DEFAULT_RANK_SIZE / rankSize_) * (DEFAULT_RANK_SIZE / rankSize_);
     157              :                 }
     158              :             }
     159            0 :             if (Is2DieFullMesh()) {
     160            0 :                 HCCL_WARNING("[Algo][ReduceAutoSelector] 2DieFullMesh is not supported yet for ccu schedule mode.");
     161            0 :                 return SelectorStatus::NOT_MATCH;
     162              :             }
     163            0 :             if (op.dataType == DataType::INT8) {
     164            0 :                 if (dataSize_ * ratio >= REDUCE_CCU_1D_MAX_DATA_SIZE_INT8) {
     165            0 :                     HCCL_INFO("[Algo][ReduceAutoSelector] fallback to aicpu.");
     166            0 :                     return SelectorStatus::NOT_MATCH;
     167              :                 } else {
     168            0 :                     primQueueGenName = "CcuReduceMeshMem2Mem1D";
     169              :                 }
     170              :             } else {
     171            0 :                 if (dataSize_ * ratio >= REDUCE_CCU_1D_MAX_DATA_SIZE) {
     172            0 :                     HCCL_INFO("[Algo][ReduceAutoSelector] fallback to aicpu.");
     173            0 :                     return SelectorStatus::NOT_MATCH;
     174              :                 } else {
     175            0 :                     primQueueGenName = "CcuReduceMeshTwoShotMem2Mem1D";
     176              :                 }
     177              :             }
     178            0 :         } else if (topoInfo.level0Shape == Level0Shape::MESH_2D) {
     179            0 :             primQueueGenName = "CcuReduceMeshMem2Mem2D";
     180            0 :         } else if (topoInfo.level0Shape == Level0Shape::MESH_1D_CLOS) {
     181            0 :             if (IsLayerAllConnetedWithTopo(topoInfo, 0, TopoType::MESH_1D)) {
     182              :                 // MESH_1D 即可链接所有卡, 使用 MESH_1D 算法
     183              :                 double ratio;
     184            0 :                 if (rankSize_ == 0) {
     185            0 :                     HCCL_WARNING("[Algo][ReduceAutoSelector] the selector is not set RankSize_");
     186            0 :                     ratio = 1;
     187              :                 } else {
     188            0 :                     if (op.dataType == DataType::INT8) {
     189            0 :                         ratio = DEFAULT_RANK_SIZE / rankSize_;
     190              :                     } else {
     191            0 :                         ratio = (DEFAULT_RANK_SIZE / rankSize_) * (DEFAULT_RANK_SIZE / rankSize_);
     192              :                     }
     193              :                 }
     194            0 :                 if (op.dataType == DataType::INT8) {
     195            0 :                     if (dataSize_ * ratio >= REDUCE_CCU_1D_MAX_DATA_SIZE_INT8) {
     196            0 :                         HCCL_INFO("[Algo][ReduceAutoSelector] fallback to aicpu.");
     197            0 :                         return SelectorStatus::NOT_MATCH;
     198              :                     } else {
     199            0 :                         primQueueGenName = "CcuReduceMeshMem2Mem1D";
     200              :                     }
     201              :                 } else {
     202            0 :                     if (dataSize_ * ratio >= REDUCE_CCU_1D_MAX_DATA_SIZE) {
     203            0 :                         HCCL_INFO("[Algo][ReduceAutoSelector] fallback to aicpu.");
     204            0 :                         return SelectorStatus::NOT_MATCH;
     205              :                     } else {
     206            0 :                         primQueueGenName = "CcuReduceMeshTwoShotMem2Mem1D";
     207              :                     }
     208              :                 }
     209            0 :             } else if (topoInfo.level0PcieMix) {
     210            0 :                 HCCL_WARNING("[Algo][ReduceAutoSelector] level0 PCIE mix is not supported yet for ccu schedule mode.");
     211            0 :                 return SelectorStatus::NOT_MATCH;
     212              :             } else {
     213            0 :                 primQueueGenName = "CcuReduceNHR1D";
     214              :             }
     215            0 :         } else if (topoInfo.level0Shape == Level0Shape::CLOS) {
     216            0 :             HCCL_WARNING(
     217              :                 "[Algo][ReduceAutoSelector] level0Shape[%d] is not supported yet for ccu schedule mode.",
     218              :                 topoInfo.level0Shape);
     219            0 :             return SelectorStatus::NOT_MATCH;
     220              :         } else {
     221            0 :             HCCL_WARNING(
     222              :                 "[Algo][ReduceAutoSelector] level0Shape[%d] is not supported yet for ccu schedule mode.",
     223              :                 topoInfo.level0Shape);
     224            0 :             return SelectorStatus::NOT_MATCH;
     225              :         }
     226              :     }
     227            0 :     HCCL_INFO("[Algo][ReduceAutoSelector][%s] Algo match [%s]", __func__, primQueueGenName.c_str());
     228            0 :     return SelectorStatus::MATCH;
     229              : }
     230              : 
     231            0 : SelectorStatus ReduceAutoSelector::SelectAicpuAlgo(
     232              :     const TopoInfo& topoInfo, const CollAlgOperator& op,
     233              :     const std::map<OpType, std::vector<HcclAlgoType>>& configAlgMap, std::string& primQueueGenName) const
     234              : {
     235              :     (void)configAlgMap;
     236            0 :     HCCL_DEBUG("[ReduceAutoSelector][%s] start, topoInfo levelNum[%u]", __func__, topoInfo.levelNum);
     237              : 
     238            0 :     if (topoInfo.levelNum > 1) {
     239            0 :         CHK_PRT_RET(
     240              :             op.reduceOp == ReduceOp::PROD,
     241              :             HCCL_WARNING(
     242              :                 "[Algo][ReduceAutoSelector] ReduceOp[%s] is not supported yet for aicpu levelNum > 1.",
     243              :                 op.reduceOp.Describe().c_str()),
     244              :             SelectorStatus::NOT_MATCH);
     245              : 
     246            0 :         CHK_PRT_RET(
     247              :             op.dataType == DataType::INT64 || op.dataType == DataType::UINT64 || op.dataType == DataType::FP64,
     248              :             HCCL_WARNING("[Algo][ReduceAutoSelector] aicpu levelNum > 1 not support INT64, UINT64, FP64."),
     249              :             SelectorStatus::NOT_MATCH);
     250              : 
     251            0 :         if (topoInfo.level0Shape == Level0Shape::MESH_1D) {
     252            0 :             if (topoInfo.netLayerDetails.localNetInsSizeOfLayer[0] == 1) {
     253            0 :                 primQueueGenName = "InsReduceNHR";
     254              :             } else {
     255            0 :                 primQueueGenName = "InsReduceParallelMesh1DNHR";
     256              :             }
     257            0 :         } else if (topoInfo.level0Shape == Level0Shape::MESH_2D) {
     258            0 :             primQueueGenName = "InsReduceNHR";
     259            0 :         } else if (topoInfo.level0Shape == Level0Shape::CLOS) {
     260            0 :             primQueueGenName = "InsReduceNHR";
     261              :         } else {
     262            0 :             return SelectorStatus::NOT_MATCH;
     263              :         }
     264              :     } else {
     265            0 :         if (topoInfo.level0Shape == Level0Shape::MESH_1D) {
     266            0 :             if (op.dataType == DataType::INT64 || op.dataType == DataType::UINT64 || op.dataType == DataType::FP64
     267            0 :                 || op.reduceOp == ReduceOp::PROD) {
     268            0 :                 primQueueGenName = "InsReduceAicpuReduce";
     269            0 :             } else if (dataSize_ >= REDUCE_AICPU_1D_MAX_DATA_SIZE) {
     270            0 :                 primQueueGenName = "InsReduceMesh1DTwoShot";
     271              :             } else {
     272            0 :                 primQueueGenName = "InsReduceMesh1D";
     273              :             }
     274            0 :         } else if (topoInfo.level0Shape == Level0Shape::MESH_2D) {
     275            0 :             if (op.dataType == DataType::INT64 || op.dataType == DataType::UINT64 || op.dataType == DataType::FP64
     276            0 :                 || op.reduceOp == ReduceOp::PROD) {
     277            0 :                 primQueueGenName = "InsReduceAicpuReduceMesh2D";
     278              :             } else {
     279            0 :                 primQueueGenName = "InsReduceMesh2D";
     280              :             }
     281            0 :         } else if (topoInfo.level0Shape == Level0Shape::MESH_1D_CLOS) {
     282            0 :             if (IsLayerAllConnetedWithTopo(topoInfo, 0, TopoType::MESH_1D)) {
     283              :                 // MESH_1D 即可链接所有卡, 使用 MESH_1D 算法
     284            0 :                 if (op.dataType == DataType::INT64 || op.dataType == DataType::UINT64 || op.dataType == DataType::FP64
     285            0 :                     || op.reduceOp == ReduceOp::PROD) {
     286            0 :                     primQueueGenName = "InsReduceAicpuReduce";
     287              :                 } else {
     288            0 :                     primQueueGenName = "InsReduceParallelMesh1DNHR";
     289              :                 }
     290              :             } else {
     291            0 :                 if (topoInfo.level0PcieMix) {
     292              :                     // 预留PCIE mix入口,如果要更新算法可以直接改
     293            0 :                     primQueueGenName = "InsReduceParallelMesh1DNHRPcie";
     294              :                 }
     295            0 :                 if (op.dataType == DataType::INT64 || op.dataType == DataType::UINT64 || op.dataType == DataType::FP64
     296            0 :                     || op.reduceOp == ReduceOp::PROD) {
     297            0 :                     primQueueGenName = "InsReduceAicpuReduce";
     298              :                 } else {
     299            0 :                     primQueueGenName = "InsReduceNHR";
     300              :                 }
     301              :             }
     302            0 :         } else if (topoInfo.level0Shape == Level0Shape::CLOS) {
     303            0 :             if (op.dataType == DataType::INT64 || op.dataType == DataType::UINT64 || op.dataType == DataType::FP64
     304            0 :                 || op.reduceOp == ReduceOp::PROD) {
     305            0 :                 primQueueGenName = "InsReduceAicpuReduce";
     306              :             } else {
     307            0 :                 primQueueGenName = "InsReduceNHR";
     308              :             }
     309              :         } else {
     310            0 :             HCCL_WARNING("[Algo][ReduceAutoSelector] level0Shape[%d] is not supported yet.", topoInfo.level0Shape);
     311            0 :             return SelectorStatus::NOT_MATCH;
     312              :         }
     313              :     }
     314            0 :     HCCL_INFO("[Algo][ReduceAutoSelector][%s] Algo match [%s]", __func__, primQueueGenName.c_str());
     315            0 :     return SelectorStatus::MATCH;
     316              : }
     317              : 
     318            0 : SelectorStatus ReduceAutoSelector::SelectAivAlgo(
     319              :     const TopoInfo& topoInfo, const CollAlgOperator& op,
     320              :     const std::map<OpType, std::vector<HcclAlgoType>>& configAlgMap, std::string& primQueueGenName) const
     321              : {
     322              :     (void)configAlgMap;
     323            0 :     HCCL_DEBUG("[ReduceAutoSelector][%s] start, topoInfo levelNum[%u]", __func__, topoInfo.levelNum);
     324              : 
     325              :     // aiv 模式不支持 PROD
     326            0 :     CHK_PRT_RET(
     327              :         op.reduceOp == ReduceOp::PROD,
     328              :         HCCL_WARNING(
     329              :             "[Algo][ReduceAutoSelector] ReduceOp[%s] is not supported yet for aiv mode.",
     330              :             op.reduceOp.Describe().c_str()),
     331              :         SelectorStatus::NOT_MATCH);
     332              : 
     333            0 :     if (op.dataType == DataType::UINT64 || op.dataType == DataType::FP64) {
     334            0 :         HCCL_WARNING("[Algo][ReduceAutoSelector] aiv mode not support INT64, UINT64, FP64.");
     335            0 :         return SelectorStatus::NOT_MATCH;
     336              :     }
     337              : 
     338              :     // aiv 直接走打平 mesh
     339            0 :     primQueueGenName = "AivReduceMesh1D";
     340              : 
     341            0 :     HCCL_INFO("[Algo][ReduceAutoSelector][%s] Algo match [%s]", __func__, primQueueGenName.c_str());
     342            0 :     return SelectorStatus::MATCH;
     343              : }
     344              : 
     345              : REGISTER_SELECTOR_BY_OPTYPE(OpType::REDUCE, 18, ReduceAutoSelector);
     346              : } // namespace Hccl
        

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