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 <ios>
12 : #include <iostream>
13 :
14 : #include "log.h"
15 : #include "ccu_temp_all_to_all_mesh2d.h"
16 : #include "ccu_rank_group.h"
17 : #include "ccu_ctx_creator_registry.h"
18 : #include "ccu_context_all_to_all_mesh2d.h"
19 : #include "ccu_ins_group.h"
20 :
21 : namespace Hccl {
22 : constexpr u32 MESH_2D_DIMENSION_NUM = 2;
23 :
24 : static CcuInstRegister<CcuContextAlltoAllMesh2D> registerAlltoAll(CcuInstType::CCU_ALLTOALL_MESH_2D_DIRECT);
25 :
26 5 : CcuTempAlltoAllMesh2D::CcuTempAlltoAllMesh2D(
27 : const RankId virtualRank, const u32 tempRankSize, const std::vector<std::vector<RankId>>& tempVTopo,
28 5 : const std::map<RankId, u32>& tempVirtRankMap)
29 5 : : CcuAlgTemplateBase(virtualRank, tempRankSize, tempVTopo, tempVirtRankMap)
30 : {
31 : // 填充框内的维度大小
32 10 : if (tempVTopo_.size() != MESH_2D_DIMENSION_NUM || tempVTopo_[0].size() <= 1
33 10 : || tempVTopo_[1].size() <= 1) { // concurrmesh的topoMatch返回的vTopo大小应当为2，对应X轴和Y轴的大小
34 0 : THROW<InvalidParamsException>(StringFormat(
35 : "[CcuTempAlltoAllMesh2D] Rank[%d], Invalid tempVTopo "
36 : "Size[%u] or Invalid tempVTopo[0] size [%u] or tempVTopo[1] size [%u].",
37 0 : myRank_, tempVTopo_.size(), tempVTopo_[0].size(), tempVTopo_[1].size()));
38 : }
39 5 : dimSize_.emplace_back(tempVTopo[0].size());
40 5 : dimSize_.emplace_back(tempVTopo[1].size());
41 5 : }
42 :
43 5 : CcuTempAlltoAllMesh2D::~CcuTempAlltoAllMesh2D() {}
44 :
45 2 : void CcuTempAlltoAllMesh2D::SetA2ASendRecvInfo(const A2ASendRecvInfo& sendRecvInfo)
46 : {
47 2 : localSendRecvInfo_ = sendRecvInfo;
48 2 : return;
49 : }
50 :
51 3 : HcclResult CcuTempAlltoAllMesh2D::CalcRes(AlgTempResReq& tempResReq)
52 : {
53 3 : tempResReq.queNum = 1; // 只申请一个insQue，填充一个insGroup，由框架将其中的ins放在多个stream上
54 3 : tempResReq.streamNum = tempResReq.queNum + 1; // 多申请一个 stream 给 ccuInsGroup
55 3 : uint32_t dieNum = tempVTopo_.size();
56 3 : if (dieNum != 2) { // concurrmesh的topoMatch返回的vTopo大小应当为2，对应X轴和Y轴的大小
57 0 : THROW<InvalidParamsException>(
58 0 : StringFormat("[CcuTempAlltoAllMesh2D] Rank[%d], Invalid IODieNum[%u].", myRank_, dieNum));
59 : }
60 9 : HCCL_INFO(
61 : "[CcuTempAlltoAllMesh2D] Rank[%d] requiredQueNum[%u] VtopoSize[%u], VtopoSize0[%u] VtopoSize1[%u].", myRank_,
62 : tempResReq.queNum, tempVTopo_.size(), tempVTopo_[0].size(), tempVTopo_[1].size());
63 :
64 : uint32_t myAlgRank;
65 9 : for (u32 dim = 0; dim < tempVTopo_.size(); dim++) {
66 6 : CHK_RET(GetAlgRank(myRank_, tempVTopo_[dim], myAlgRank));
67 14 : for (u32 queIdx = 0; queIdx < tempVTopo_[dim].size() - 1; queIdx++) {
68 : // find neighbors -> virtualRank
69 8 : u32 neighborAlgRank = (myAlgRank + 1 + queIdx) % (tempVTopo_[dim].size());
70 8 : RankId neighborRank = tempVTopo_[dim][neighborAlgRank];
71 24 : HCCL_INFO(
72 : "[CollAlgFactory] [CcuTempAlltoAllMesh2D] Rank[%d], Dim[%u], NeighborRank[%d].", myRank_, dim,
73 : neighborRank);
74 :
75 : // LinkNum
76 8 : tempResReq.links[neighborRank] = 1;
77 : }
78 : }
79 :
80 3 : return HcclResult::HCCL_SUCCESS;
81 : }
82 :
83 2 : HcclResult CcuTempAlltoAllMesh2D::FillLinks(const ResLinks& tempLinks)
84 : {
85 8 : for (auto pair : tempLinks) {
86 6 : if (pair.second.size() == 0) { // ESL环境上暂只有直连链路
87 0 : THROW<InvalidParamsException>(
88 0 : StringFormat("[CcuTempAlltoAllMesh2D] Rank[%d]--Peer[%d].", myRank_, pair.first));
89 : }
90 6 : if (pair.first / dimSize_[0] == myRank_ / dimSize_[0]) {
91 12 : HCCL_INFO("[CcuTempAlltoAllMesh2D][Run] Rank[%d] insert link to Rank[%d] in linksX", myRank_, pair.first);
92 4 : linksX_.emplace_back(pair.second[0]);
93 2 : } else if (pair.first % dimSize_[0] == myRank_ % dimSize_[0]) {
94 6 : HCCL_INFO("[CcuTempAlltoAllMesh2D][Run] Rank[%d] insert link to Rank[%d] in linksY", myRank_, pair.first);
95 2 : linksY_.emplace_back(pair.second[0]);
96 : } else {
97 0 : THROW<InvalidParamsException>(StringFormat(
98 0 : "[CcuTempAlltoAllMesh2D] Rank[%d], Unexpected peerRank[%d] in tempLinks.", myRank_, pair.first));
99 : }
100 6 : }
101 8 : for (auto& peer : tempVTopo_[0]) {
102 6 : rankGroupX_.AddRank(peer);
103 : }
104 6 : for (auto& peer : tempVTopo_[1]) {
105 4 : rankGroupY_.AddRank(peer);
106 : }
107 :
108 2 : return HcclResult::HCCL_SUCCESS;
109 : }
110 :
111 2 : HcclResult CcuTempAlltoAllMesh2D::RunOneStep(
112 : uint64_t sendRecvSize, uint64_t maxTransportSize, uint32_t sendRecvTimes, uint32_t step,
113 : std::vector<InsQuePtr>& tempInsQues)
114 : {
115 6 : HCCL_INFO("[CcuTempAlltoAllMesh2D][Run] Rank[%d], Step[%u], sendRecvTimes[%u].", myRank_, step, sendRecvTimes);
116 :
117 2 : uint64_t inputAddr = op_.inputMem->GetAddr();
118 2 : uint64_t outputAddr = op_.outputMem->GetAddr();
119 2 : uint64_t scratchAddr = op_.scratchMem->GetAddr();
120 2 : uint32_t typeSize = DataTypeSizeGet(op_.all2AllDataDes.sendType);
121 2 : uint64_t sendStrideSize = 0 * typeSize;
122 2 : uint64_t recvStrideSize = 0 * typeSize;
123 : uint64_t token;
124 2 : CHK_RET(GetToken(op_, token));
125 :
126 2 : uint64_t stepSize = (step == sendRecvTimes - 1) ? (sendRecvSize - step * maxTransportSize) : maxTransportSize;
127 2 : uint64_t aSize
128 2 : = static_cast<uint64_t>((stepSize / 2) / typeSize) * typeSize; // 暂定X和Y方向每轮传输大小一致，按照count对齐
129 2 : uint64_t bSize = stepSize - aSize;
130 2 : uint64_t baseOffset = step * maxTransportSize; // 已传输完成的数据量
131 2 : std::unique_ptr<CcuInsGroup> insGroupPtr = std::make_unique<CcuInsGroup>();
132 6 : for (uint32_t axisId = 0; axisId < 2; axisId++) { // 2D算法，需要执行两次
133 12 : HCCL_INFO(
134 : "[CcuTempAlltoAllMesh2D][Run] Rank[%d], Step[%u], axisId[%u], aSize[%llu], bSize[%llu], baseOffset[%llu].",
135 : myRank_, step, axisId, aSize, bSize, baseOffset);
136 :
137 4 : CcuInstructionAlltoAllMesh2D ins = CcuInstructionAlltoAllMesh2D(op_, dimSize_, tempVTopo_);
138 8 : ins.Init(
139 4 : myRank_, inputAddr, outputAddr, scratchAddr, axisId, sendStrideSize, recvStrideSize,
140 4 : localSendRecvInfo_.sendLength[0], aSize, bSize, baseOffset, token);
141 4 : ins.SetLinks(axisId == 0 ? linksX_ : linksY_);
142 4 : ins.SetRankGroup(axisId == 0 ? rankGroupX_ : rankGroupY_);
143 4 : ins.SetCntCkeNum(4); // 每个transport用4个CKE
144 4 : insGroupPtr->Append(std::move(std::make_unique<CcuInstructionAlltoAllMesh2D>(ins)));
145 4 : }
146 2 : tempInsQues[0]->Append(std::move(insGroupPtr)); // 只有一条流
147 :
148 2 : return HcclResult::HCCL_SUCCESS;
149 2 : }
150 :
151 2 : HcclResult CcuTempAlltoAllMesh2D::Run(
152 : const TempFuncs& tempFuncs, const RankSliceInfo& sliceInfoVec, const BuffInfo& buffInfo, const ResLinks& tempLinks,
153 : std::vector<InsQuePtr>& tempInsQues)
154 : {
155 : // 分别记录两个Die上的link，构造rankGroup
156 : (void)tempFuncs;
157 : (void)sliceInfoVec;
158 : (void)buffInfo;
159 2 : CHK_RET(FillLinks(tempLinks));
160 :
161 : // scratch分两组，每组rankSize份，放一个分片，按照传输大小限制与buffer大小限制分多轮执行算子
162 6 : HCCL_INFO(
163 : "[CcuTempAlltoAllMesh2D] dataType[%s] sendType[%s]", op_.dataType.Describe().c_str(),
164 : op_.all2AllDataDes.sendType.Describe().c_str());
165 2 : uint32_t typeSize = DataTypeSizeGet(op_.all2AllDataDes.sendType);
166 2 : uint64_t sendRecvSize = localSendRecvInfo_.sendLength[0];
167 2 : uint64_t blockBufferSize
168 2 : = static_cast<uint64_t>((scratchBufferSize_ / tempRankSize_ / 2) / typeSize) * typeSize; // 分2组buffer
169 2 : uint64_t maxTransportSize = min(min(CalcLGMaxTransSize(), UB_MAX_TRANS_SIZE), blockBufferSize);
170 2 : uint32_t sendRecvTimes = (sendRecvSize + maxTransportSize - 1) / maxTransportSize;
171 6 : HCCL_INFO(
172 : "[CollAlgFactory][Run] Rank[%d], blockBufferSize[%llu], sendRecvTimes[%u].", myRank_, blockBufferSize,
173 : sendRecvTimes);
174 :
175 : uint64_t token;
176 2 : CHK_RET(GetToken(op_, token));
177 6 : HCCL_INFO(
178 : "[CcuTempAlltoAllMesh2D] Rank[%d], input[%llu], output[%llu], scratch[%llu], sendStride[%llu], "
179 : "recvStride[%llu].",
180 : myRank_, op_.inputMem->GetAddr(), op_.outputMem->GetAddr(), op_.scratchMem->GetAddr(), 0, 0);
181 :
182 2 : if (tempInsQues.size() == 0) {
183 0 : HCCL_ERROR("[CcuTempAlltoAllMesh2D][Run] invalid tempInsQues size is [%zu].", tempInsQues.size());
184 0 : return HcclResult::HCCL_E_PARA;
185 : }
186 4 : for (uint32_t step = 0; step < sendRecvTimes; step++) { // 零数据量时会跳过
187 2 : if (tempRankSize_ == 1) {
188 : // alltoall算子的单P场景单独处理
189 0 : DataSlice usrInSlice = DataSlice(BufferType::INPUT, 0, sendRecvSize);
190 0 : DataSlice usrOutSlice = DataSlice(BufferType::OUTPUT, 0, sendRecvSize);
191 0 : std::unique_ptr<Instruction> insLocalCopy = std::make_unique<InsLocalCopy>(usrInSlice, usrOutSlice);
192 0 : tempInsQues[0]->Append(std::move(insLocalCopy));
193 0 : HCCL_INFO("[CcuTempAlltoAllMesh2D] rankSize = 1, use InsLocalCopy for sliceSize[%llu].", sendRecvSize);
194 0 : break;
195 0 : }
196 2 : CHK_RET(RunOneStep(sendRecvSize, maxTransportSize, sendRecvTimes, step, tempInsQues));
197 : }
198 :
199 2 : return HcclResult::HCCL_SUCCESS;
200 : }
201 :
202 2 : HcclResult CcuTempAlltoAllMesh2D::GetScratchBufferInfo(const uint64_t scratchBufferSize, DataType dataType)
203 : {
204 2 : scratchBufferSize_ = scratchBufferSize;
205 2 : dataType_ = dataType;
206 2 : return HcclResult::HCCL_SUCCESS;
207 : }
208 :
209 : } // namespace Hccl
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