-/* Copyright (c) 2009-2017. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2009-2023. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
-#include "private.hpp"
+#include "smpi_replay.hpp"
+#include "simgrid/s4u/Exec.hpp"
#include "smpi_coll.hpp"
#include "smpi_comm.hpp"
+#include "smpi_config.hpp"
#include "smpi_datatype.hpp"
#include "smpi_group.hpp"
-#include "smpi_process.hpp"
#include "smpi_request.hpp"
+#include "src/smpi/include/private.hpp"
#include "xbt/replay.hpp"
+#include "xbt/str.h"
-#include <boost/algorithm/string/join.hpp>
+#include <boost/lexical_cast.hpp>
+#include <cmath>
+#include <limits>
#include <memory>
#include <numeric>
+#include <tuple>
#include <unordered_map>
#include <vector>
-using simgrid::s4u::Actor;
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_replay, smpi, "Trace Replay with SMPI");
+// From https://stackoverflow.com/questions/7110301/generic-hash-for-tuples-in-unordered-map-unordered-set
+// This is all just to make std::unordered_map work with std::tuple. If we need this in other places,
+// this could go into a header file.
+namespace hash_tuple {
+template <typename TT> class hash {
+public:
+ size_t operator()(TT const& tt) const { return std::hash<TT>()(tt); }
+};
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_replay,smpi,"Trace Replay with SMPI");
+template <class T> inline void hash_combine(std::size_t& seed, T const& v)
+{
+ seed ^= hash_tuple::hash<T>()(v) + 0x9e3779b9 + (seed << 6) + (seed >> 2);
+}
-static int active_processes = 0;
-static std::unordered_map<int, std::vector<MPI_Request>*> reqq;
+// Recursive template code derived from Matthieu M.
+template <class Tuple, size_t Index = std::tuple_size_v<Tuple> - 1> class HashValueImpl {
+public:
+ static void apply(size_t& seed, Tuple const& tuple)
+ {
+ HashValueImpl<Tuple, Index - 1>::apply(seed, tuple);
+ hash_combine(seed, std::get<Index>(tuple));
+ }
+};
-static MPI_Datatype MPI_DEFAULT_TYPE;
+template <class Tuple> class HashValueImpl<Tuple, 0> {
+public:
+ static void apply(size_t& seed, Tuple const& tuple) { hash_combine(seed, std::get<0>(tuple)); }
+};
-#define CHECK_ACTION_PARAMS(action, mandatory, optional) \
- { \
- if (action.size() < static_cast<unsigned long>(mandatory + 2)) \
- THROWF(arg_error, 0, "%s replay failed.\n" \
- "%lu items were given on the line. First two should be process_id and action. " \
- "This action needs after them %lu mandatory arguments, and accepts %lu optional ones. \n" \
- "Please contact the Simgrid team if support is needed", \
- __FUNCTION__, action.size(), static_cast<unsigned long>(mandatory), \
- static_cast<unsigned long>(optional)); \
+template <typename... TT> class hash<std::tuple<TT...>> {
+public:
+ size_t operator()(std::tuple<TT...> const& tt) const
+ {
+ size_t seed = 0;
+ HashValueImpl<std::tuple<TT...>>::apply(seed, tt);
+ return seed;
}
+};
+}
-static void log_timed_action(simgrid::xbt::ReplayAction& action, double clock)
+void log_timed_action(const simgrid::xbt::ReplayAction& action, double clock)
{
if (XBT_LOG_ISENABLED(smpi_replay, xbt_log_priority_verbose)){
std::string s = boost::algorithm::join(action, " ");
}
}
-static std::vector<MPI_Request>* get_reqq_self()
+/* Helper functions */
+static double parse_double(const std::string& string)
{
- return reqq.at(Actor::self()->getPid());
+ try {
+ return boost::lexical_cast<double>(string);
+ } catch (boost::bad_lexical_cast const&) {
+ throw std::invalid_argument("not a double: " + string);
+ }
}
-static void set_reqq_self(std::vector<MPI_Request> *mpi_request)
+template <typename T> static T parse_integer(const std::string& string)
{
- reqq.insert({Actor::self()->getPid(), mpi_request});
+ double val = trunc(xbt_str_parse_double(string.c_str(), "not a double"));
+ xbt_assert(static_cast<double>(std::numeric_limits<T>::min()) <= val &&
+ val <= static_cast<double>(std::numeric_limits<T>::max()),
+ "out of range: %g", val);
+ return static_cast<T>(val);
}
-/* Helper function */
-static double parse_double(std::string string)
+static int parse_root(const simgrid::xbt::ReplayAction& action, unsigned i)
{
- return xbt_str_parse_double(string.c_str(), "%s is not a double");
+ return i < action.size() ? std::stoi(action[i]) : 0;
}
-namespace simgrid {
-namespace smpi {
-
-namespace Replay {
-class ActionArgParser {
-public:
- virtual void parse(simgrid::xbt::ReplayAction& action, std::string name) { CHECK_ACTION_PARAMS(action, 0, 0) }
-};
-
-class SendRecvParser : public ActionArgParser {
-public:
- /* communication partner; if we send, this is the receiver and vice versa */
- int partner;
- double size;
- MPI_Datatype datatype1 = MPI_DEFAULT_TYPE;
-
- void parse(simgrid::xbt::ReplayAction& action, std::string name) override
- {
- CHECK_ACTION_PARAMS(action, 2, 1)
- partner = std::stoi(action[2]);
- size = parse_double(action[3]);
- if (action.size() > 4)
- datatype1 = simgrid::smpi::Datatype::decode(action[4]);
- }
-};
+static MPI_Datatype parse_datatype(const simgrid::xbt::ReplayAction& action, unsigned i)
+{
+ return i < action.size() ? simgrid::smpi::Datatype::decode(action[i]) : simgrid::smpi::replay::MPI_DEFAULT_TYPE;
+}
-class ComputeParser : public ActionArgParser {
-public:
- /* communication partner; if we send, this is the receiver and vice versa */
- double flops;
+namespace simgrid::smpi::replay {
+MPI_Datatype MPI_DEFAULT_TYPE;
- void parse(simgrid::xbt::ReplayAction& action, std::string name) override
- {
- CHECK_ACTION_PARAMS(action, 1, 0)
- flops = parse_double(action[2]);
- }
-};
+class RequestStorage {
+private:
+ using req_key_t = std::tuple</*sender*/ int, /* receiver */ int, /* tag */ int>;
+ using req_storage_t = std::unordered_map<req_key_t, std::list<MPI_Request>, hash_tuple::hash<std::tuple<int, int, int>>>;
-class CollCommParser : public ActionArgParser {
-public:
- double size;
- double comm_size;
- double comp_size;
- int send_size;
- int recv_size;
- int root = 0;
- MPI_Datatype datatype1 = MPI_DEFAULT_TYPE;
- MPI_Datatype datatype2 = MPI_DEFAULT_TYPE;
-};
+ req_storage_t store;
-class BcastArgParser : public CollCommParser {
public:
- void parse(simgrid::xbt::ReplayAction& action, std::string name) override
- {
- CHECK_ACTION_PARAMS(action, 1, 2)
- size = parse_double(action[2]);
- root = (action.size() > 3) ? std::stoi(action[3]) : 0;
- if (action.size() > 4)
- datatype1 = simgrid::smpi::Datatype::decode(action[4]);
- }
-};
+ RequestStorage() = default;
+ size_t size() const { return store.size(); }
-class ReduceArgParser : public CollCommParser {
-public:
- void parse(simgrid::xbt::ReplayAction& action, std::string name) override
- {
- CHECK_ACTION_PARAMS(action, 2, 2)
- comm_size = parse_double(action[2]);
- comp_size = parse_double(action[3]);
- root = (action.size() > 4) ? std::stoi(action[4]) : 0;
- if (action.size() > 5)
- datatype1 = simgrid::smpi::Datatype::decode(action[5]);
- }
-};
+ req_storage_t& get_store() { return store; }
-class AllReduceArgParser : public CollCommParser {
-public:
- void parse(simgrid::xbt::ReplayAction& action, std::string name) override
+ void get_requests(std::vector<MPI_Request>& vec) const
{
- CHECK_ACTION_PARAMS(action, 2, 1)
- comm_size = parse_double(action[2]);
- comp_size = parse_double(action[3]);
- if (action.size() > 4)
- datatype1 = simgrid::smpi::Datatype::decode(action[4]);
+ for (auto const& [_, reqs] : store) {
+ aid_t my_proc_id = simgrid::s4u::this_actor::get_pid();
+ for (const auto& req : reqs) {
+ if (req != MPI_REQUEST_NULL && (req->src() == my_proc_id || req->dst() == my_proc_id)) {
+ vec.push_back(req);
+ req->print_request("MM");
+ }
+ }
+ }
}
-};
-class AllToAllArgParser : public CollCommParser {
-public:
- void parse(simgrid::xbt::ReplayAction& action, std::string name) override
+ MPI_Request pop(int src, int dst, int tag)
{
- CHECK_ACTION_PARAMS(action, 2, 1)
- comm_size = MPI_COMM_WORLD->size();
- send_size = parse_double(action[2]);
- recv_size = parse_double(action[3]);
-
- if (action.size() > 4)
- datatype1 = simgrid::smpi::Datatype::decode(action[4]);
- if (action.size() > 5)
- datatype2 = simgrid::smpi::Datatype::decode(action[5]);
+ auto it = store.find(req_key_t(src, dst, tag));
+ if (it == store.end())
+ return MPI_REQUEST_NULL;
+ MPI_Request req = it->second.front();
+ it->second.pop_front();
+ if(it->second.empty())
+ store.erase(req_key_t(src, dst, tag));
+ return req;
}
-};
-class GatherArgParser : public CollCommParser {
-public:
- void parse(simgrid::xbt::ReplayAction& action, std::string name) override
+ void add(MPI_Request req)
{
- /* The structure of the gather action for the rank 0 (total 4 processes) is the following:
- 0 gather 68 68 0 0 0
- where:
- 1) 68 is the sendcounts
- 2) 68 is the recvcounts
- 3) 0 is the root node
- 4) 0 is the send datatype id, see simgrid::smpi::Datatype::decode()
- 5) 0 is the recv datatype id, see simgrid::smpi::Datatype::decode()
- */
- CHECK_ACTION_PARAMS(action, 2, 3)
- comm_size = MPI_COMM_WORLD->size();
- send_size = parse_double(action[2]);
- recv_size = parse_double(action[3]);
-
- if (name == "gather") {
- root = (action.size() > 4) ? std::stoi(action[4]) : 0;
- if (action.size() > 5)
- datatype1 = simgrid::smpi::Datatype::decode(action[5]);
- if (action.size() > 6)
- datatype2 = simgrid::smpi::Datatype::decode(action[6]);
- }
- else {
- if (action.size() > 4)
- datatype1 = simgrid::smpi::Datatype::decode(action[4]);
- if (action.size() > 5)
- datatype2 = simgrid::smpi::Datatype::decode(action[5]);
+ if (req != MPI_REQUEST_NULL){ // Can and does happen in the case of TestAction
+ store[req_key_t(req->src()-1, req->dst()-1, req->tag())].push_back(req);
}
}
-};
-class GatherVArgParser : public CollCommParser {
-public:
- int recv_sum;
- std::shared_ptr<std::vector<int>> recvcounts;
- std::vector<int> disps;
- void parse(simgrid::xbt::ReplayAction& action, std::string name) override
+ /* Sometimes we need to re-insert MPI_REQUEST_NULL but we still need src,dst and tag */
+ void addNullRequest(int src, int dst, int tag)
{
- /* The structure of the gatherv action for the rank 0 (total 4 processes) is the following:
- 0 gather 68 68 10 10 10 0 0 0
- where:
- 1) 68 is the sendcount
- 2) 68 10 10 10 is the recvcounts
- 3) 0 is the root node
- 4) 0 is the send datatype id, see simgrid::smpi::Datatype::decode()
- 5) 0 is the recv datatype id, see simgrid::smpi::Datatype::decode()
- */
- comm_size = MPI_COMM_WORLD->size();
- CHECK_ACTION_PARAMS(action, comm_size+1, 2)
- send_size = parse_double(action[2]);
- disps = std::vector<int>(comm_size, 0);
- recvcounts = std::shared_ptr<std::vector<int>>(new std::vector<int>(comm_size));
-
- if (name == "gatherV") {
- root = (action.size() > 3 + comm_size) ? std::stoi(action[3 + comm_size]) : 0;
- if (action.size() > 4 + comm_size)
- datatype1 = simgrid::smpi::Datatype::decode(action[4 + comm_size]);
- if (action.size() > 5 + comm_size)
- datatype2 = simgrid::smpi::Datatype::decode(action[5 + comm_size]);
- }
- else {
- int datatype_index = 0, disp_index = 0;
- if (action.size() > 3 + 2 * comm_size) { /* datatype + disp are specified */
- datatype_index = 3 + comm_size;
- disp_index = datatype_index + 1;
- } else if (action.size() > 3 + 2 * comm_size) { /* disps specified; datatype is not specified; use the default one */
- datatype_index = -1;
- disp_index = 3 + comm_size;
- } else if (action.size() > 3 + comm_size) { /* only datatype, no disp specified */
- datatype_index = 3 + comm_size;
- }
-
- if (disp_index != 0) {
- for (unsigned int i = 0; i < comm_size; i++)
- disps[i] = std::stoi(action[disp_index + i]);
- }
-
- datatype1 = simgrid::smpi::Datatype::decode(action[datatype_index]);
- datatype2 = simgrid::smpi::Datatype::decode(action[datatype_index]);
- }
-
- for (unsigned int i = 0; i < comm_size; i++) {
- (*recvcounts)[i] = std::stoi(action[i + 3]);
- }
- recv_sum = std::accumulate(recvcounts->begin(), recvcounts->end(), 0);
+ int src_pid = MPI_COMM_WORLD->group()->actor(src) - 1;
+ int dest_pid = MPI_COMM_WORLD->group()->actor(dst) - 1;
+ store[req_key_t(src_pid, dest_pid, tag)].push_back(MPI_REQUEST_NULL);
}
};
-class ScatterArgParser : public CollCommParser {
-public:
- void parse(simgrid::xbt::ReplayAction& action, std::string name) override
- {
- /* The structure of the scatter action for the rank 0 (total 4 processes) is the following:
- 0 gather 68 68 0 0 0
- where:
- 1) 68 is the sendcounts
- 2) 68 is the recvcounts
- 3) 0 is the root node
- 4) 0 is the send datatype id, see simgrid::smpi::Datatype::decode()
- 5) 0 is the recv datatype id, see simgrid::smpi::Datatype::decode()
- */
- CHECK_ACTION_PARAMS(action, 2, 3)
- comm_size = MPI_COMM_WORLD->size();
- send_size = parse_double(action[2]);
- recv_size = parse_double(action[3]);
- root = (action.size() > 4) ? std::stoi(action[4]) : 0;
- if (action.size() > 5)
- datatype1 = simgrid::smpi::Datatype::decode(action[5]);
- if (action.size() > 6)
- datatype2 = simgrid::smpi::Datatype::decode(action[6]);
- }
-};
-
-template <class T> class ReplayAction {
-protected:
- const std::string name;
- T args;
-
- int my_proc_id;
+void WaitTestParser::parse(simgrid::xbt::ReplayAction& action, const std::string&)
+{
+ CHECK_ACTION_PARAMS(action, 3, 0)
+ src = std::stoi(action[2]);
+ dst = std::stoi(action[3]);
+ tag = std::stoi(action[4]);
+}
-public:
- explicit ReplayAction(std::string name) : name(name), my_proc_id(simgrid::s4u::Actor::self()->getPid()) {}
+void SendOrRecvParser::parse(simgrid::xbt::ReplayAction& action, const std::string&)
+{
+ CHECK_ACTION_PARAMS(action, 3, 1)
+ partner = std::stoi(action[2]);
+ tag = std::stoi(action[3]);
+ size = parse_integer<ssize_t>(action[4]);
+ datatype1 = parse_datatype(action, 5);
+}
- virtual void execute(simgrid::xbt::ReplayAction& action)
- {
- // Needs to be re-initialized for every action, hence here
- double start_time = smpi_process()->simulated_elapsed();
- args.parse(action, name);
- kernel(action);
- if (name != "Init")
- log_timed_action(action, start_time);
- }
+void ComputeParser::parse(simgrid::xbt::ReplayAction& action, const std::string&)
+{
+ CHECK_ACTION_PARAMS(action, 1, 0)
+ flops = parse_double(action[2]);
+}
- virtual void kernel(simgrid::xbt::ReplayAction& action) = 0;
+void SleepParser::parse(simgrid::xbt::ReplayAction& action, const std::string&)
+{
+ CHECK_ACTION_PARAMS(action, 1, 0)
+ time = parse_double(action[2]);
+}
- void* send_buffer(int size)
- {
- return smpi_get_tmp_sendbuffer(size);
- }
+void LocationParser::parse(simgrid::xbt::ReplayAction& action, const std::string&)
+{
+ CHECK_ACTION_PARAMS(action, 2, 0)
+ filename = action[2];
+ line = std::stoi(action[3]);
+}
- void* recv_buffer(int size)
- {
- return smpi_get_tmp_recvbuffer(size);
- }
-};
+void SendRecvParser::parse(simgrid::xbt::ReplayAction& action, const std::string&)
+{
+ CHECK_ACTION_PARAMS(action, 6, 0)
+ sendcount = parse_integer<int>(action[2]);
+ dst = std::stoi(action[3]);
+ recvcount = parse_integer<int>(action[4]);
+ src = std::stoi(action[5]);
+ datatype1 = parse_datatype(action, 6);
+ datatype2 = parse_datatype(action, 7);
+}
-class WaitAction : public ReplayAction<ActionArgParser> {
-public:
- WaitAction() : ReplayAction("Wait") {}
- void kernel(simgrid::xbt::ReplayAction& action) override
- {
- std::string s = boost::algorithm::join(action, " ");
- xbt_assert(get_reqq_self()->size(), "action wait not preceded by any irecv or isend: %s", s.c_str());
- MPI_Request request = get_reqq_self()->back();
- get_reqq_self()->pop_back();
-
- if (request == nullptr) {
- /* Assume that the trace is well formed, meaning the comm might have been caught by a MPI_test. Then just
- * return.*/
- return;
- }
+void BcastArgParser::parse(simgrid::xbt::ReplayAction& action, const std::string&)
+{
+ CHECK_ACTION_PARAMS(action, 1, 2)
+ size = parse_integer<size_t>(action[2]);
+ root = parse_root(action, 3);
+ datatype1 = parse_datatype(action, 4);
+}
- int rank = request->comm() != MPI_COMM_NULL ? request->comm()->rank() : -1;
+void ReduceArgParser::parse(simgrid::xbt::ReplayAction& action, const std::string&)
+{
+ CHECK_ACTION_PARAMS(action, 2, 2)
+ comm_size = parse_integer<unsigned>(action[2]);
+ comp_size = parse_double(action[3]);
+ root = parse_root(action, 4);
+ datatype1 = parse_datatype(action, 5);
+}
- // Must be taken before Request::wait() since the request may be set to
- // MPI_REQUEST_NULL by Request::wait!
- int src = request->comm()->group()->rank(request->src());
- int dst = request->comm()->group()->rank(request->dst());
- bool is_wait_for_receive = (request->flags() & RECV);
- // TODO: Here we take the rank while we normally take the process id (look for my_proc_id)
- TRACE_smpi_comm_in(rank, __FUNCTION__, new simgrid::instr::NoOpTIData("wait"));
+void AllReduceArgParser::parse(simgrid::xbt::ReplayAction& action, const std::string&)
+{
+ CHECK_ACTION_PARAMS(action, 2, 1)
+ comm_size = parse_integer<unsigned>(action[2]);
+ comp_size = parse_double(action[3]);
+ datatype1 = parse_datatype(action, 4);
+}
- MPI_Status status;
- Request::wait(&request, &status);
+void AllToAllArgParser::parse(simgrid::xbt::ReplayAction& action, const std::string&)
+{
+ CHECK_ACTION_PARAMS(action, 2, 1)
+ comm_size = MPI_COMM_WORLD->size();
+ send_size = parse_integer<int>(action[2]);
+ recv_size = parse_integer<int>(action[3]);
+ datatype1 = parse_datatype(action, 4);
+ datatype2 = parse_datatype(action, 5);
+}
- TRACE_smpi_comm_out(rank);
- if (is_wait_for_receive)
- TRACE_smpi_recv(src, dst, 0);
+void GatherArgParser::parse(simgrid::xbt::ReplayAction& action, const std::string& name)
+{
+ /* The structure of the gather action for the rank 0 (total 4 processes) is the following:
+ 0 gather 68 68 0 0 0
+ where:
+ 1) 68 is the sendcounts
+ 2) 68 is the recvcounts
+ 3) 0 is the root node
+ 4) 0 is the send datatype id, see simgrid::smpi::Datatype::decode()
+ 5) 0 is the recv datatype id, see simgrid::smpi::Datatype::decode()
+ */
+ CHECK_ACTION_PARAMS(action, 2, 3)
+ comm_size = MPI_COMM_WORLD->size();
+ send_size = parse_integer<int>(action[2]);
+ recv_size = parse_integer<int>(action[3]);
+
+ if (name == "gather") {
+ root = parse_root(action, 4);
+ datatype1 = parse_datatype(action, 5);
+ datatype2 = parse_datatype(action, 6);
+ } else {
+ root = 0;
+ datatype1 = parse_datatype(action, 4);
+ datatype2 = parse_datatype(action, 5);
}
-};
+}
-class SendAction : public ReplayAction<SendRecvParser> {
-public:
- SendAction() = delete;
- SendAction(std::string name) : ReplayAction(name) {}
- void kernel(simgrid::xbt::ReplayAction& action) override
- {
- int dst_traced = MPI_COMM_WORLD->group()->actor(args.partner)->getPid();
-
- TRACE_smpi_comm_in(my_proc_id, __FUNCTION__, new simgrid::instr::Pt2PtTIData(name, args.partner, args.size,
- Datatype::encode(args.datatype1)));
- if (not TRACE_smpi_view_internals())
- TRACE_smpi_send(my_proc_id, my_proc_id, dst_traced, 0, args.size * args.datatype1->size());
-
- if (name == "send") {
- Request::send(nullptr, args.size, args.datatype1, args.partner, 0, MPI_COMM_WORLD);
- } else if (name == "Isend") {
- MPI_Request request = Request::isend(nullptr, args.size, args.datatype1, args.partner, 0, MPI_COMM_WORLD);
- get_reqq_self()->push_back(request);
+void GatherVArgParser::parse(simgrid::xbt::ReplayAction& action, const std::string& name)
+{
+ /* The structure of the gatherv action for the rank 0 (total 4 processes) is the following:
+ 0 gather 68 68 10 10 10 0 0 0
+ where:
+ 1) 68 is the sendcount
+ 2) 68 10 10 10 is the recvcounts
+ 3) 0 is the root node
+ 4) 0 is the send datatype id, see simgrid::smpi::Datatype::decode()
+ 5) 0 is the recv datatype id, see simgrid::smpi::Datatype::decode()
+ */
+ comm_size = MPI_COMM_WORLD->size();
+ CHECK_ACTION_PARAMS(action, comm_size + 1, 2)
+ send_size = parse_integer<int>(action[2]);
+ disps = std::vector<int>(comm_size, 0);
+ recvcounts = std::make_shared<std::vector<int>>(comm_size);
+
+ if (name == "gatherv") {
+ root = parse_root(action, 3 + comm_size);
+ datatype1 = parse_datatype(action, 4 + comm_size);
+ datatype2 = parse_datatype(action, 5 + comm_size);
+ } else {
+ root = 0;
+ unsigned disp_index = 0;
+ /* The 3 comes from "0 gather <sendcount>", which must always be present.
+ * The + comm_size is the recvcounts array, which must also be present
+ */
+ if (action.size() > 3 + comm_size + comm_size) {
+ // datatype + disp are specified
+ datatype1 = parse_datatype(action, 3 + comm_size);
+ datatype2 = parse_datatype(action, 4 + comm_size);
+ disp_index = 5 + comm_size;
+ } else if (action.size() > 3 + comm_size + 2) {
+ // disps specified; datatype is not specified; use the default one
+ datatype1 = MPI_DEFAULT_TYPE;
+ datatype2 = MPI_DEFAULT_TYPE;
+ disp_index = 3 + comm_size;
} else {
- xbt_die("Don't know this action, %s", name.c_str());
+ // no disp specified, maybe only datatype,
+ datatype1 = parse_datatype(action, 3 + comm_size);
+ datatype2 = parse_datatype(action, 4 + comm_size);
}
- TRACE_smpi_comm_out(my_proc_id);
- }
-};
-
-class RecvAction : public ReplayAction<SendRecvParser> {
-public:
- RecvAction() = delete;
- explicit RecvAction(std::string name) : ReplayAction(name) {}
- void kernel(simgrid::xbt::ReplayAction& action) override
- {
- int src_traced = MPI_COMM_WORLD->group()->actor(args.partner)->getPid();
-
- TRACE_smpi_comm_in(my_proc_id, __FUNCTION__, new simgrid::instr::Pt2PtTIData(name, args.partner, args.size,
- Datatype::encode(args.datatype1)));
-
- MPI_Status status;
- // unknown size from the receiver point of view
- if (args.size <= 0.0) {
- Request::probe(args.partner, 0, MPI_COMM_WORLD, &status);
- args.size = status.count;
- }
-
- if (name == "recv") {
- Request::recv(nullptr, args.size, args.datatype1, args.partner, 0, MPI_COMM_WORLD, &status);
- } else if (name == "Irecv") {
- MPI_Request request = Request::irecv(nullptr, args.size, args.datatype1, args.partner, 0, MPI_COMM_WORLD);
- get_reqq_self()->push_back(request);
- }
-
- TRACE_smpi_comm_out(my_proc_id);
- // TODO: Check why this was only activated in the "recv" case and not in the "Irecv" case
- if (name == "recv" && not TRACE_smpi_view_internals()) {
- TRACE_smpi_recv(src_traced, my_proc_id, 0);
+ if (disp_index != 0) {
+ xbt_assert(disp_index + comm_size <= action.size());
+ for (unsigned i = 0; i < comm_size; i++)
+ disps[i] = std::stoi(action[disp_index + i]);
}
}
-};
-class ComputeAction : public ReplayAction<ComputeParser> {
-public:
- ComputeAction() : ReplayAction("compute") {}
- void kernel(simgrid::xbt::ReplayAction& action) override
- {
- TRACE_smpi_computing_in(my_proc_id, args.flops);
- smpi_execute_flops(args.flops);
- TRACE_smpi_computing_out(my_proc_id);
+ for (unsigned int i = 0; i < comm_size; i++) {
+ (*recvcounts)[i] = std::stoi(action[i + 3]);
}
-};
+ recv_size_sum = std::accumulate(recvcounts->begin(), recvcounts->end(), 0);
+}
-class TestAction : public ReplayAction<ActionArgParser> {
-public:
- TestAction() : ReplayAction("Test") {}
- void kernel(simgrid::xbt::ReplayAction& action) override
- {
- MPI_Request request = get_reqq_self()->back();
- get_reqq_self()->pop_back();
- // if request is null here, this may mean that a previous test has succeeded
- // Different times in traced application and replayed version may lead to this
- // In this case, ignore the extra calls.
- if (request != nullptr) {
- TRACE_smpi_testing_in(my_proc_id);
-
- MPI_Status status;
- int flag = Request::test(&request, &status);
-
- XBT_DEBUG("MPI_Test result: %d", flag);
- /* push back request in vector to be caught by a subsequent wait. if the test did succeed, the request is now
- * nullptr.*/
- get_reqq_self()->push_back(request);
-
- TRACE_smpi_testing_out(my_proc_id);
- }
- }
-};
+void ScatterArgParser::parse(simgrid::xbt::ReplayAction& action, const std::string&)
+{
+ /* The structure of the scatter action for the rank 0 (total 4 processes) is the following:
+ 0 gather 68 68 0 0 0
+ where:
+ 1) 68 is the sendcounts
+ 2) 68 is the recvcounts
+ 3) 0 is the root node
+ 4) 0 is the send datatype id, see simgrid::smpi::Datatype::decode()
+ 5) 0 is the recv datatype id, see simgrid::smpi::Datatype::decode()
+ */
+ comm_size = MPI_COMM_WORLD->size();
+ CHECK_ACTION_PARAMS(action, 2, 3)
+ comm_size = MPI_COMM_WORLD->size();
+ send_size = parse_integer<int>(action[2]);
+ recv_size = parse_integer<int>(action[3]);
+ root = parse_root(action, 4);
+ datatype1 = parse_datatype(action, 5);
+ datatype2 = parse_datatype(action, 6);
+}
-class InitAction : public ReplayAction<ActionArgParser> {
-public:
- InitAction() : ReplayAction("Init") {}
- void kernel(simgrid::xbt::ReplayAction& action) override
- {
- CHECK_ACTION_PARAMS(action, 0, 1)
- MPI_DEFAULT_TYPE = (action.size() > 2) ? MPI_DOUBLE // default MPE datatype
- : MPI_BYTE; // default TAU datatype
+void ScatterVArgParser::parse(simgrid::xbt::ReplayAction& action, const std::string&)
+{
+ /* The structure of the scatterv action for the rank 0 (total 4 processes) is the following:
+ 0 gather 68 10 10 10 68 0 0 0
+ where:
+ 1) 68 10 10 10 is the sendcounts
+ 2) 68 is the recvcount
+ 3) 0 is the root node
+ 4) 0 is the send datatype id, see simgrid::smpi::Datatype::decode()
+ 5) 0 is the recv datatype id, see simgrid::smpi::Datatype::decode()
+ */
+ comm_size = MPI_COMM_WORLD->size();
+ CHECK_ACTION_PARAMS(action, comm_size + 1, 2)
+ recv_size = parse_integer<int>(action[2 + comm_size]);
+ disps = std::vector<int>(comm_size, 0);
+ sendcounts = std::make_shared<std::vector<int>>(comm_size);
- /* start a simulated timer */
- smpi_process()->simulated_start();
- /*initialize the number of active processes */
- active_processes = smpi_process_count();
+ root = parse_root(action, 3 + comm_size);
+ datatype1 = parse_datatype(action, 4 + comm_size);
+ datatype2 = parse_datatype(action, 5 + comm_size);
- set_reqq_self(new std::vector<MPI_Request>);
+ for (unsigned int i = 0; i < comm_size; i++) {
+ (*sendcounts)[i] = std::stoi(action[i + 2]);
}
-};
-
-class CommunicatorAction : public ReplayAction<ActionArgParser> {
-public:
- CommunicatorAction() : ReplayAction("Comm") {}
- void kernel(simgrid::xbt::ReplayAction& action) override { /* nothing to do */}
-};
+ send_size_sum = std::accumulate(sendcounts->begin(), sendcounts->end(), 0);
+}
-class WaitAllAction : public ReplayAction<ActionArgParser> {
-public:
- WaitAllAction() : ReplayAction("waitAll") {}
- void kernel(simgrid::xbt::ReplayAction& action) override
- {
- const unsigned int count_requests = get_reqq_self()->size();
-
- if (count_requests > 0) {
- TRACE_smpi_comm_in(my_proc_id, __FUNCTION__,
- new simgrid::instr::Pt2PtTIData("waitAll", -1, count_requests, ""));
- std::vector<std::pair</*sender*/int,/*recv*/int>> sender_receiver;
- for (const auto& req : (*get_reqq_self())) {
- if (req && (req->flags() & RECV)) {
- sender_receiver.push_back({req->src(), req->dst()});
- }
- }
- MPI_Status status[count_requests];
- Request::waitall(count_requests, &(*get_reqq_self())[0], status);
+void ReduceScatterArgParser::parse(simgrid::xbt::ReplayAction& action, const std::string&)
+{
+ /* The structure of the reducescatter action for the rank 0 (total 4 processes) is the following:
+ 0 reducescatter 275427 275427 275427 204020 11346849 0
+ where:
+ 1) The first four values after the name of the action declare the recvcounts array
+ 2) The value 11346849 is the amount of instructions
+ 3) The last value corresponds to the datatype, see simgrid::smpi::Datatype::decode().
+ */
+ comm_size = MPI_COMM_WORLD->size();
+ CHECK_ACTION_PARAMS(action, comm_size + 1, 1)
+ comp_size = parse_double(action[2 + comm_size]);
+ recvcounts = std::make_shared<std::vector<int>>(comm_size);
+ datatype1 = parse_datatype(action, 3 + comm_size);
- for (auto& pair : sender_receiver) {
- TRACE_smpi_recv(pair.first, pair.second, 0);
- }
- TRACE_smpi_comm_out(my_proc_id);
- }
+ for (unsigned int i = 0; i < comm_size; i++) {
+ (*recvcounts)[i]= std::stoi(action[i + 2]);
}
-};
+ recv_size_sum = std::accumulate(recvcounts->begin(), recvcounts->end(), 0);
+}
-class BarrierAction : public ReplayAction<ActionArgParser> {
-public:
- BarrierAction() : ReplayAction("barrier") {}
- void kernel(simgrid::xbt::ReplayAction& action) override
- {
- TRACE_smpi_comm_in(my_proc_id, __FUNCTION__, new simgrid::instr::NoOpTIData("barrier"));
- Colls::barrier(MPI_COMM_WORLD);
- TRACE_smpi_comm_out(my_proc_id);
- }
-};
+void ScanArgParser::parse(simgrid::xbt::ReplayAction& action, const std::string&)
+{
+ CHECK_ACTION_PARAMS(action, 2, 1)
+ size = parse_integer<size_t>(action[2]);
+ comp_size = parse_double(action[3]);
+ datatype1 = parse_datatype(action, 4);
+}
-class BcastAction : public ReplayAction<BcastArgParser> {
-public:
- BcastAction() : ReplayAction("bcast") {}
- void kernel(simgrid::xbt::ReplayAction& action) override
- {
- TRACE_smpi_comm_in(my_proc_id, "action_bcast",
- new simgrid::instr::CollTIData("bcast", MPI_COMM_WORLD->group()->actor(args.root)->getPid(),
- -1.0, args.size, -1, Datatype::encode(args.datatype1), ""));
+void AllToAllVArgParser::parse(simgrid::xbt::ReplayAction& action, const std::string&)
+{
+ /* The structure of the alltoallv action for the rank 0 (total 4 processes) is the following:
+ 0 alltoallv 100 1 7 10 12 100 1 70 10 5
+ where:
+ 1) 100 is the size of the send buffer *sizeof(int),
+ 2) 1 7 10 12 is the sendcounts array
+ 3) 100*sizeof(int) is the size of the receiver buffer
+ 4) 1 70 10 5 is the recvcounts array
+ */
+ comm_size = MPI_COMM_WORLD->size();
+ CHECK_ACTION_PARAMS(action, 2 * comm_size + 2, 2)
+ sendcounts = std::make_shared<std::vector<int>>(comm_size);
+ recvcounts = std::make_shared<std::vector<int>>(comm_size);
+ senddisps = std::vector<int>(comm_size, 0);
+ recvdisps = std::vector<int>(comm_size, 0);
+
+ datatype1 = parse_datatype(action, 4 + 2 * comm_size);
+ datatype2 = parse_datatype(action, 5 + 2 * comm_size);
+
+ send_buf_size = parse_integer<int>(action[2]);
+ recv_buf_size = parse_integer<int>(action[3 + comm_size]);
+ for (unsigned int i = 0; i < comm_size; i++) {
+ (*sendcounts)[i] = std::stoi(action[3 + i]);
+ (*recvcounts)[i] = std::stoi(action[4 + comm_size + i]);
+ }
+ send_size_sum = std::accumulate(sendcounts->begin(), sendcounts->end(), 0);
+ recv_size_sum = std::accumulate(recvcounts->begin(), recvcounts->end(), 0);
+}
- Colls::bcast(send_buffer(args.size * args.datatype1->size()), args.size, args.datatype1, args.root, MPI_COMM_WORLD);
+void WaitAction::kernel(simgrid::xbt::ReplayAction& action)
+{
+ std::string s = boost::algorithm::join(action, " ");
+ xbt_assert(req_storage.size(), "action wait not preceded by any irecv or isend: %s", s.c_str());
+ const WaitTestParser& args = get_args();
+ MPI_Request request = req_storage.pop(args.src, args.dst, args.tag);
+
+ if (request == MPI_REQUEST_NULL) {
+ /* Assume that the trace is well formed, meaning the comm might have been caught by an MPI_test. Then just
+ * return.*/
+ return;
+ }
+
+ // Must be taken before Request::wait() since the request may be set to
+ // MPI_REQUEST_NULL by Request::wait!
+ bool is_wait_for_receive = (request->flags() & MPI_REQ_RECV);
+
+ TRACE_smpi_comm_in(get_pid(), __func__, new simgrid::instr::WaitTIData("wait", args.src, args.dst, args.tag));
+
+ MPI_Status status;
+ Request::wait(&request, &status);
+ if(request!=MPI_REQUEST_NULL)
+ Request::unref(&request);
+ TRACE_smpi_comm_out(get_pid());
+ if (is_wait_for_receive)
+ TRACE_smpi_recv(MPI_COMM_WORLD->group()->actor(args.src), MPI_COMM_WORLD->group()->actor(args.dst), args.tag);
+}
- TRACE_smpi_comm_out(my_proc_id);
+void SendAction::kernel(simgrid::xbt::ReplayAction&)
+{
+ const SendOrRecvParser& args = get_args();
+ aid_t dst_traced = MPI_COMM_WORLD->group()->actor(args.partner);
+
+ TRACE_smpi_comm_in(
+ get_pid(), __func__,
+ new simgrid::instr::Pt2PtTIData(get_name(), args.partner, args.size, args.tag, Datatype::encode(args.datatype1)));
+ if (not TRACE_smpi_view_internals())
+ TRACE_smpi_send(get_pid(), get_pid(), dst_traced, args.tag, args.size * args.datatype1->size());
+
+ if (get_name() == "send") {
+ Request::send(nullptr, args.size, args.datatype1, args.partner, args.tag, MPI_COMM_WORLD);
+ } else if (get_name() == "isend") {
+ MPI_Request request = Request::isend(nullptr, args.size, args.datatype1, args.partner, args.tag, MPI_COMM_WORLD);
+ req_storage.add(request);
+ } else {
+ xbt_die("Don't know this action, %s", get_name().c_str());
}
-};
-
-class ReduceAction : public ReplayAction<ReduceArgParser> {
-public:
- ReduceAction() : ReplayAction("reduce") {}
- void kernel(simgrid::xbt::ReplayAction& action) override
- {
- TRACE_smpi_comm_in(my_proc_id, "action_reduce",
- new simgrid::instr::CollTIData("reduce", MPI_COMM_WORLD->group()->actor(args.root)->getPid(), args.comp_size,
- args.comm_size, -1, Datatype::encode(args.datatype1), ""));
- Colls::reduce(send_buffer(args.comm_size * args.datatype1->size()),
- recv_buffer(args.comm_size * args.datatype1->size()), args.comm_size, args.datatype1, MPI_OP_NULL, args.root, MPI_COMM_WORLD);
- smpi_execute_flops(args.comp_size);
+ TRACE_smpi_comm_out(get_pid());
+}
- TRACE_smpi_comm_out(my_proc_id);
+void RecvAction::kernel(simgrid::xbt::ReplayAction&)
+{
+ const SendOrRecvParser& args = get_args();
+ TRACE_smpi_comm_in(
+ get_pid(), __func__,
+ new simgrid::instr::Pt2PtTIData(get_name(), args.partner, args.size, args.tag, Datatype::encode(args.datatype1)));
+
+ MPI_Status status;
+ // unknown size from the receiver point of view
+ ssize_t arg_size = args.size;
+ if (arg_size < 0) {
+ Request::probe(args.partner, args.tag, MPI_COMM_WORLD, &status);
+ arg_size = status.count;
+ }
+
+ bool is_recv = false; // Help analyzers understanding that status is not used uninitialized
+ if (get_name() == "recv") {
+ is_recv = true;
+ Request::recv(nullptr, arg_size, args.datatype1, args.partner, args.tag, MPI_COMM_WORLD, &status);
+ } else if (get_name() == "irecv") {
+ MPI_Request request = Request::irecv(nullptr, arg_size, args.datatype1, args.partner, args.tag, MPI_COMM_WORLD);
+ req_storage.add(request);
+ } else {
+ THROW_IMPOSSIBLE;
}
-};
-class AllReduceAction : public ReplayAction<AllReduceArgParser> {
-public:
- AllReduceAction() : ReplayAction("allReduce") {}
- void kernel(simgrid::xbt::ReplayAction& action) override
- {
- TRACE_smpi_comm_in(my_proc_id, "action_allReduce", new simgrid::instr::CollTIData("allReduce", -1, args.comp_size, args.comm_size, -1,
- Datatype::encode(args.datatype1), ""));
+ TRACE_smpi_comm_out(get_pid());
+ if (is_recv && not TRACE_smpi_view_internals()) {
+ aid_t src_traced = MPI_COMM_WORLD->group()->actor(status.MPI_SOURCE);
+ TRACE_smpi_recv(src_traced, get_pid(), args.tag);
+ }
+}
- Colls::allreduce(send_buffer(args.comm_size * args.datatype1->size()),
- recv_buffer(args.comm_size * args.datatype1->size()), args.comm_size, args.datatype1, MPI_OP_NULL, MPI_COMM_WORLD);
- smpi_execute_flops(args.comp_size);
+void SendRecvAction::kernel(simgrid::xbt::ReplayAction&)
+{
+ XBT_DEBUG("Enters SendRecv");
+ const SendRecvParser& args = get_args();
+ aid_t my_proc_id = simgrid::s4u::this_actor::get_pid();
+ aid_t src_traced = MPI_COMM_WORLD->group()->actor(args.src);
+ aid_t dst_traced = MPI_COMM_WORLD->group()->actor(args.dst);
+
+ MPI_Status status;
+ int sendtag=0;
+ int recvtag=0;
+
+ // FIXME: Hack the way to trace this one
+ auto dst_hack = std::make_shared<std::vector<int>>();
+ auto src_hack = std::make_shared<std::vector<int>>();
+ dst_hack->push_back(dst_traced);
+ src_hack->push_back(src_traced);
+ TRACE_smpi_comm_in(my_proc_id, __func__,
+ new simgrid::instr::VarCollTIData(
+ "sendRecv", -1, args.sendcount,
+ dst_hack, args.recvcount, src_hack,
+ simgrid::smpi::Datatype::encode(args.datatype1), simgrid::smpi::Datatype::encode(args.datatype2)));
+
+ TRACE_smpi_send(my_proc_id, my_proc_id, dst_traced, sendtag, args.sendcount * args.datatype1->size());
+
+ simgrid::smpi::Request::sendrecv(nullptr, args.sendcount, args.datatype1, args.dst, sendtag, nullptr, args.recvcount, args.datatype2, args.src,
+ recvtag, MPI_COMM_WORLD, &status);
+
+ TRACE_smpi_recv(src_traced, my_proc_id, recvtag);
+ TRACE_smpi_comm_out(my_proc_id);
+ XBT_DEBUG("Exits SendRecv");
+}
- TRACE_smpi_comm_out(my_proc_id);
+void ComputeAction::kernel(simgrid::xbt::ReplayAction&)
+{
+ const ComputeParser& args = get_args();
+ if (smpi_cfg_simulate_computation()) {
+ smpi_execute_flops(args.flops/smpi_adjust_comp_speed());
}
-};
-
-class AllToAllAction : public ReplayAction<AllToAllArgParser> {
-public:
- AllToAllAction() : ReplayAction("allToAll") {}
- void kernel(simgrid::xbt::ReplayAction& action) override
- {
- TRACE_smpi_comm_in(my_proc_id, "action_allToAll",
- new simgrid::instr::CollTIData("allToAll", -1, -1.0, args.send_size, args.recv_size,
- Datatype::encode(args.datatype1),
- Datatype::encode(args.datatype2)));
+}
- Colls::alltoall(send_buffer(args.send_size*args.comm_size* args.datatype1->size()),
- args.send_size, args.datatype1, recv_buffer(args.recv_size * args.comm_size * args.datatype2->size()),
- args.recv_size, args.datatype2, MPI_COMM_WORLD);
+void SleepAction::kernel(simgrid::xbt::ReplayAction&)
+{
+ const SleepParser& args = get_args();
+ XBT_DEBUG("Sleep for: %lf secs", args.time);
+ aid_t pid = simgrid::s4u::this_actor::get_pid();
+ TRACE_smpi_sleeping_in(pid, args.time);
+ simgrid::s4u::this_actor::sleep_for(args.time/smpi_adjust_comp_speed());
+ TRACE_smpi_sleeping_out(pid);
+}
- TRACE_smpi_comm_out(my_proc_id);
- }
-};
+void LocationAction::kernel(simgrid::xbt::ReplayAction&)
+{
+ const LocationParser& args = get_args();
+ smpi_trace_set_call_location(args.filename.c_str(), args.line, "replay_action");
+}
-class GatherAction : public ReplayAction<GatherArgParser> {
-public:
- GatherAction(std::string name) : ReplayAction(name) {}
- void kernel(simgrid::xbt::ReplayAction& action) override
- {
- TRACE_smpi_comm_in(my_proc_id, name.c_str(), new simgrid::instr::CollTIData(name, (name == "gather") ? args.root : -1, -1.0, args.send_size, args.recv_size,
- Datatype::encode(args.datatype1), Datatype::encode(args.datatype2)));
+void TestAction::kernel(simgrid::xbt::ReplayAction&)
+{
+ const WaitTestParser& args = get_args();
+ MPI_Request request = req_storage.pop(args.src, args.dst, args.tag);
+ // if request is null here, this may mean that a previous test has succeeded
+ // Different times in traced application and replayed version may lead to this
+ // In this case, ignore the extra calls.
+ if (request != MPI_REQUEST_NULL) {
+ TRACE_smpi_comm_in(get_pid(), __func__, new simgrid::instr::WaitTIData("test", args.src, args.dst, args.tag));
- if (name == "gather") {
- int rank = MPI_COMM_WORLD->rank();
- Colls::gather(send_buffer(args.send_size * args.datatype1->size()), args.send_size, args.datatype1,
- (rank == args.root) ? recv_buffer(args.recv_size * args.comm_size * args.datatype2->size()) : nullptr, args.recv_size, args.datatype2, args.root, MPI_COMM_WORLD);
- }
+ MPI_Status status;
+ int flag = 0;
+ Request::test(&request, &status, &flag);
+
+ XBT_DEBUG("MPI_Test result: %d", flag);
+ /* push back request in vector to be caught by a subsequent wait. if the test did succeed, the request is now
+ * nullptr.*/
+ if (request == MPI_REQUEST_NULL)
+ req_storage.addNullRequest(args.src, args.dst, args.tag);
else
- Colls::allgather(send_buffer(args.send_size * args.datatype1->size()), args.send_size, args.datatype1,
- recv_buffer(args.recv_size * args.datatype2->size()), args.recv_size, args.datatype2, MPI_COMM_WORLD);
+ req_storage.add(request);
- TRACE_smpi_comm_out(my_proc_id);
+ TRACE_smpi_comm_out(get_pid());
}
-};
-
-class GatherVAction : public ReplayAction<GatherVArgParser> {
-public:
- GatherVAction(std::string name) : ReplayAction(name) {}
- void kernel(simgrid::xbt::ReplayAction& action) override
- {
- int rank = MPI_COMM_WORLD->rank();
+}
- TRACE_smpi_comm_in(my_proc_id, name.c_str(), new simgrid::instr::VarCollTIData(
- name, (name == "gatherV") ? args.root : -1, args.send_size, nullptr, -1, args.recvcounts,
- Datatype::encode(args.datatype1), Datatype::encode(args.datatype2)));
+void InitAction::kernel(simgrid::xbt::ReplayAction& action)
+{
+ CHECK_ACTION_PARAMS(action, 0, 1)
+ MPI_DEFAULT_TYPE = (action.size() > 2) ? MPI_DOUBLE // default MPE datatype
+ : MPI_BYTE; // default TAU datatype
- if (name == "gatherV") {
- Colls::gatherv(send_buffer(args.send_size * args.datatype1->size()), args.send_size, args.datatype1,
- (rank == args.root) ? recv_buffer(args.recv_sum * args.datatype2->size()) : nullptr, args.recvcounts->data(), args.disps.data(), args.datatype2, args.root,
- MPI_COMM_WORLD);
- }
- else {
- Colls::allgatherv(send_buffer(args.send_size * args.datatype1->size()), args.send_size, args.datatype1,
- recv_buffer(args.recv_sum * args.datatype2->size()), args.recvcounts->data(), args.disps.data(), args.datatype2,
- MPI_COMM_WORLD);
- }
+ /* start a simulated timer */
+ smpi_process()->simulated_start();
+}
- TRACE_smpi_comm_out(my_proc_id);
- }
-};
+void CommunicatorAction::kernel(simgrid::xbt::ReplayAction&)
+{
+ /* nothing to do */
+}
-class ScatterAction : public ReplayAction<ScatterArgParser> {
-public:
- ScatterAction() : ReplayAction("scatter") {}
- void kernel(simgrid::xbt::ReplayAction& action) override
- {
- int rank = MPI_COMM_WORLD->rank();
- TRACE_smpi_comm_in(my_proc_id, "action_scatter", new simgrid::instr::CollTIData(name, args.root, -1.0, args.send_size, args.recv_size,
- Datatype::encode(args.datatype1),
- Datatype::encode(args.datatype2)));
+void WaitAllAction::kernel(simgrid::xbt::ReplayAction&)
+{
+ if (req_storage.size() > 0) {
+ std::vector<std::pair</*sender*/ aid_t, /*recv*/ aid_t>> sender_receiver;
+ std::vector<MPI_Request> reqs;
+ req_storage.get_requests(reqs);
+ unsigned long count_requests = reqs.size();
+ TRACE_smpi_comm_in(get_pid(), __func__, new simgrid::instr::CpuTIData("waitall", count_requests));
+ for (auto const& req : reqs) {
+ if (req && (req->flags() & MPI_REQ_RECV)) {
+ sender_receiver.emplace_back(req->src(), req->dst());
+ }
+ }
+ Request::waitall(count_requests, &(reqs.data())[0], MPI_STATUSES_IGNORE);
+ req_storage.get_store().clear();
- Colls::scatter(send_buffer(args.send_size * args.datatype1->size()), args.send_size, args.datatype1,
- (rank == args.root) ? recv_buffer(args.recv_size * args.datatype2->size()) : nullptr, args.recv_size, args.datatype2, args.root, MPI_COMM_WORLD);
+ for (MPI_Request& req : reqs)
+ if (req != MPI_REQUEST_NULL)
+ Request::unref(&req);
- TRACE_smpi_comm_out(my_proc_id);
+ for (auto const& [src, dst] : sender_receiver) {
+ TRACE_smpi_recv(src, dst, 0);
+ }
+ TRACE_smpi_comm_out(get_pid());
}
-};
-} // Replay Namespace
+}
-static void action_scatterv(simgrid::xbt::ReplayAction& action)
+void BarrierAction::kernel(simgrid::xbt::ReplayAction&)
{
- /* The structure of the scatterv action for the rank 0 (total 4 processes) is the following:
- 0 gather 68 10 10 10 68 0 0 0
- where:
- 1) 68 10 10 10 is the sendcounts
- 2) 68 is the recvcount
- 3) 0 is the root node
- 4) 0 is the send datatype id, see simgrid::smpi::Datatype::decode()
- 5) 0 is the recv datatype id, see simgrid::smpi::Datatype::decode()
- */
- double clock = smpi_process()->simulated_elapsed();
- unsigned long comm_size = MPI_COMM_WORLD->size();
- CHECK_ACTION_PARAMS(action, comm_size + 1, 2)
- int recv_size = parse_double(action[2 + comm_size]);
- std::vector<int> disps(comm_size, 0);
- std::shared_ptr<std::vector<int>> sendcounts(new std::vector<int>(comm_size));
+ TRACE_smpi_comm_in(get_pid(), __func__, new simgrid::instr::NoOpTIData("barrier"));
+ colls::barrier(MPI_COMM_WORLD);
+ TRACE_smpi_comm_out(get_pid());
+}
- MPI_Datatype MPI_CURRENT_TYPE =
- (action.size() > 5 + comm_size) ? simgrid::smpi::Datatype::decode(action[4 + comm_size]) : MPI_DEFAULT_TYPE;
- MPI_Datatype MPI_CURRENT_TYPE2{
- (action.size() > 5 + comm_size) ? simgrid::smpi::Datatype::decode(action[5 + comm_size]) : MPI_DEFAULT_TYPE};
+void BcastAction::kernel(simgrid::xbt::ReplayAction&)
+{
+ const BcastArgParser& args = get_args();
+ TRACE_smpi_comm_in(get_pid(), "action_bcast",
+ new simgrid::instr::CollTIData("bcast", args.root, -1.0, args.size,
+ 0, Datatype::encode(args.datatype1), ""));
- void* send = nullptr;
- void* recv = smpi_get_tmp_recvbuffer(recv_size * MPI_CURRENT_TYPE->size());
- for (unsigned int i = 0; i < comm_size; i++) {
- (*sendcounts)[i] = std::stoi(action[i + 2]);
- }
- int send_sum = std::accumulate(sendcounts->begin(), sendcounts->end(), 0);
+ colls::bcast(send_buffer(args.size * args.datatype1->size()), args.size, args.datatype1, args.root, MPI_COMM_WORLD);
- int root = (action.size() > 3 + comm_size) ? std::stoi(action[3 + comm_size]) : 0;
- int rank = MPI_COMM_WORLD->rank();
+ TRACE_smpi_comm_out(get_pid());
+}
- if (rank == root)
- send = smpi_get_tmp_sendbuffer(send_sum * MPI_CURRENT_TYPE2->size());
+void ReduceAction::kernel(simgrid::xbt::ReplayAction&)
+{
+ const ReduceArgParser& args = get_args();
+ TRACE_smpi_comm_in(get_pid(), "action_reduce",
+ new simgrid::instr::CollTIData("reduce", args.root, args.comp_size,
+ args.comm_size, 0, Datatype::encode(args.datatype1), ""));
+
+ colls::reduce(send_buffer(args.comm_size * args.datatype1->size()),
+ recv_buffer(args.comm_size * args.datatype1->size()), args.comm_size, args.datatype1, MPI_OP_NULL,
+ args.root, MPI_COMM_WORLD);
+ if (args.comp_size != 0.0)
+ simgrid::s4u::this_actor::exec_init(args.comp_size)
+ ->set_name("computation")
+ ->start()
+ ->wait();
+
+ TRACE_smpi_comm_out(get_pid());
+}
+
+void AllReduceAction::kernel(simgrid::xbt::ReplayAction&)
+{
+ const AllReduceArgParser& args = get_args();
+ TRACE_smpi_comm_in(get_pid(), "action_allreduce",
+ new simgrid::instr::CollTIData("allreduce", -1, args.comp_size, args.comm_size, 0,
+ Datatype::encode(args.datatype1), ""));
+
+ colls::allreduce(send_buffer(args.comm_size * args.datatype1->size()),
+ recv_buffer(args.comm_size * args.datatype1->size()), args.comm_size, args.datatype1, MPI_OP_NULL,
+ MPI_COMM_WORLD);
+ if (args.comp_size != 0.0)
+ simgrid::s4u::this_actor::exec_init(args.comp_size)
+ ->set_name("computation")
+ ->start()
+ ->wait();
+
+ TRACE_smpi_comm_out(get_pid());
+}
- TRACE_smpi_comm_in(rank, __FUNCTION__, new simgrid::instr::VarCollTIData("gatherV", root, -1, sendcounts, recv_size,
- nullptr, Datatype::encode(MPI_CURRENT_TYPE),
- Datatype::encode(MPI_CURRENT_TYPE2)));
+void AllToAllAction::kernel(simgrid::xbt::ReplayAction&)
+{
+ const AllToAllArgParser& args = get_args();
+ TRACE_smpi_comm_in(get_pid(), "action_alltoall",
+ new simgrid::instr::CollTIData("alltoall", -1, -1.0, args.send_size, args.recv_size,
+ Datatype::encode(args.datatype1),
+ Datatype::encode(args.datatype2)));
- Colls::scatterv(send, sendcounts->data(), disps.data(), MPI_CURRENT_TYPE, recv, recv_size, MPI_CURRENT_TYPE2, root,
+ colls::alltoall(send_buffer(args.datatype1->size() * args.send_size * args.comm_size), args.send_size, args.datatype1,
+ recv_buffer(args.datatype2->size() * args.recv_size * args.comm_size), args.recv_size, args.datatype2,
MPI_COMM_WORLD);
- TRACE_smpi_comm_out(Actor::self()->getPid());
- log_timed_action(action, clock);
+ TRACE_smpi_comm_out(get_pid());
}
-static void action_reducescatter(simgrid::xbt::ReplayAction& action)
+void GatherAction::kernel(simgrid::xbt::ReplayAction&)
{
- /* The structure of the reducescatter action for the rank 0 (total 4 processes) is the following:
- 0 reduceScatter 275427 275427 275427 204020 11346849 0
- where:
- 1) The first four values after the name of the action declare the recvcounts array
- 2) The value 11346849 is the amount of instructions
- 3) The last value corresponds to the datatype, see simgrid::smpi::Datatype::decode().
- */
- double clock = smpi_process()->simulated_elapsed();
- unsigned long comm_size = MPI_COMM_WORLD->size();
- CHECK_ACTION_PARAMS(action, comm_size+1, 1)
- int comp_size = parse_double(action[2+comm_size]);
- int my_proc_id = Actor::self()->getPid();
- std::shared_ptr<std::vector<int>> recvcounts(new std::vector<int>);
- MPI_Datatype MPI_CURRENT_TYPE =
- (action.size() > 3 + comm_size) ? simgrid::smpi::Datatype::decode(action[3 + comm_size]) : MPI_DEFAULT_TYPE;
+ const GatherArgParser& args = get_args();
+ TRACE_smpi_comm_in(get_pid(), get_name().c_str(),
+ new simgrid::instr::CollTIData(get_name(), (get_name() == "gather") ? args.root : -1, -1.0,
+ args.send_size, args.recv_size, Datatype::encode(args.datatype1),
+ Datatype::encode(args.datatype2)));
- for (unsigned int i = 0; i < comm_size; i++) {
- recvcounts->push_back(std::stoi(action[i + 2]));
+ if (get_name() == "gather") {
+ int rank = MPI_COMM_WORLD->rank();
+ colls::gather(send_buffer(args.send_size * args.datatype1->size()), args.send_size, args.datatype1,
+ (rank == args.root) ? recv_buffer(args.datatype2->size() * args.recv_size * args.comm_size) : nullptr,
+ args.recv_size, args.datatype2, args.root, MPI_COMM_WORLD);
+ } else
+ colls::allgather(send_buffer(args.send_size * args.datatype1->size()), args.send_size, args.datatype1,
+ recv_buffer(args.recv_size * args.datatype2->size()), args.recv_size, args.datatype2,
+ MPI_COMM_WORLD);
+
+ TRACE_smpi_comm_out(get_pid());
+}
+
+void GatherVAction::kernel(simgrid::xbt::ReplayAction&)
+{
+ int rank = MPI_COMM_WORLD->rank();
+ const GatherVArgParser& args = get_args();
+ TRACE_smpi_comm_in(get_pid(), get_name().c_str(),
+ new simgrid::instr::VarCollTIData(
+ get_name(), (get_name() == "gatherv") ? args.root : -1, args.send_size, nullptr, -1,
+ args.recvcounts, Datatype::encode(args.datatype1), Datatype::encode(args.datatype2)));
+
+ if (get_name() == "gatherv") {
+ colls::gatherv(send_buffer(args.send_size * args.datatype1->size()), args.send_size, args.datatype1,
+ (rank == args.root) ? recv_buffer(args.recv_size_sum * args.datatype2->size()) : nullptr,
+ args.recvcounts->data(), args.disps.data(), args.datatype2, args.root, MPI_COMM_WORLD);
+ } else {
+ colls::allgatherv(send_buffer(args.send_size * args.datatype1->size()), args.send_size, args.datatype1,
+ recv_buffer(args.recv_size_sum * args.datatype2->size()), args.recvcounts->data(),
+ args.disps.data(), args.datatype2, MPI_COMM_WORLD);
}
- int size{std::accumulate(recvcounts->begin(), recvcounts->end(), 0)};
- TRACE_smpi_comm_in(my_proc_id, __FUNCTION__,
- new simgrid::instr::VarCollTIData("reduceScatter", -1, 0, nullptr, -1, recvcounts,
- std::to_string(comp_size), /* ugly hack to print comp_size */
- Datatype::encode(MPI_CURRENT_TYPE)));
+ TRACE_smpi_comm_out(get_pid());
+}
- void *sendbuf = smpi_get_tmp_sendbuffer(size* MPI_CURRENT_TYPE->size());
- void *recvbuf = smpi_get_tmp_recvbuffer(size* MPI_CURRENT_TYPE->size());
+void ScatterAction::kernel(simgrid::xbt::ReplayAction&)
+{
+ int rank = MPI_COMM_WORLD->rank();
+ const ScatterArgParser& args = get_args();
+ TRACE_smpi_comm_in(get_pid(), "action_scatter",
+ new simgrid::instr::CollTIData(get_name(), args.root, -1.0, args.send_size, args.recv_size,
+ Datatype::encode(args.datatype1),
+ Datatype::encode(args.datatype2)));
- Colls::reduce_scatter(sendbuf, recvbuf, recvcounts->data(), MPI_CURRENT_TYPE, MPI_OP_NULL, MPI_COMM_WORLD);
- smpi_execute_flops(comp_size);
+ colls::scatter(send_buffer(args.send_size * args.datatype1->size()), args.send_size, args.datatype1,
+ (rank == args.root) ? recv_buffer(args.recv_size * args.datatype2->size()) : nullptr, args.recv_size,
+ args.datatype2, args.root, MPI_COMM_WORLD);
- TRACE_smpi_comm_out(my_proc_id);
- log_timed_action (action, clock);
+ TRACE_smpi_comm_out(get_pid());
}
-static void action_allToAllv(simgrid::xbt::ReplayAction& action)
+void ScatterVAction::kernel(simgrid::xbt::ReplayAction&)
{
- /* The structure of the allToAllV action for the rank 0 (total 4 processes) is the following:
- 0 allToAllV 100 1 7 10 12 100 1 70 10 5
- where:
- 1) 100 is the size of the send buffer *sizeof(int),
- 2) 1 7 10 12 is the sendcounts array
- 3) 100*sizeof(int) is the size of the receiver buffer
- 4) 1 70 10 5 is the recvcounts array
- */
- double clock = smpi_process()->simulated_elapsed();
-
- unsigned long comm_size = MPI_COMM_WORLD->size();
- CHECK_ACTION_PARAMS(action, 2*comm_size+2, 2)
- std::shared_ptr<std::vector<int>> sendcounts(new std::vector<int>(comm_size));
- std::shared_ptr<std::vector<int>> recvcounts(new std::vector<int>(comm_size));
- std::vector<int> senddisps(comm_size, 0);
- std::vector<int> recvdisps(comm_size, 0);
-
- MPI_Datatype MPI_CURRENT_TYPE = (action.size() > 5 + 2 * comm_size)
- ? simgrid::smpi::Datatype::decode(action[4 + 2 * comm_size])
- : MPI_DEFAULT_TYPE;
- MPI_Datatype MPI_CURRENT_TYPE2{(action.size() > 5 + 2 * comm_size)
- ? simgrid::smpi::Datatype::decode(action[5 + 2 * comm_size])
- : MPI_DEFAULT_TYPE};
-
- int send_buf_size=parse_double(action[2]);
- int recv_buf_size=parse_double(action[3+comm_size]);
- int my_proc_id = Actor::self()->getPid();
- void *sendbuf = smpi_get_tmp_sendbuffer(send_buf_size* MPI_CURRENT_TYPE->size());
- void *recvbuf = smpi_get_tmp_recvbuffer(recv_buf_size* MPI_CURRENT_TYPE2->size());
-
- for (unsigned int i = 0; i < comm_size; i++) {
- (*sendcounts)[i] = std::stoi(action[3 + i]);
- (*recvcounts)[i] = std::stoi(action[4 + comm_size + i]);
- }
- int send_size = std::accumulate(sendcounts->begin(), sendcounts->end(), 0);
- int recv_size = std::accumulate(recvcounts->begin(), recvcounts->end(), 0);
+ int rank = MPI_COMM_WORLD->rank();
+ const ScatterVArgParser& args = get_args();
+ TRACE_smpi_comm_in(get_pid(), "action_scatterv",
+ new simgrid::instr::VarCollTIData(get_name(), args.root, -1, args.sendcounts, args.recv_size,
+ nullptr, Datatype::encode(args.datatype1),
+ Datatype::encode(args.datatype2)));
+
+ colls::scatterv((rank == args.root) ? send_buffer(args.send_size_sum * args.datatype1->size()) : nullptr,
+ args.sendcounts->data(), args.disps.data(), args.datatype1,
+ recv_buffer(args.recv_size * args.datatype2->size()), args.recv_size, args.datatype2, args.root,
+ MPI_COMM_WORLD);
- TRACE_smpi_comm_in(my_proc_id, __FUNCTION__,
- new simgrid::instr::VarCollTIData("allToAllV", -1, send_size, sendcounts, recv_size, recvcounts,
- Datatype::encode(MPI_CURRENT_TYPE),
- Datatype::encode(MPI_CURRENT_TYPE2)));
+ TRACE_smpi_comm_out(get_pid());
+}
- Colls::alltoallv(sendbuf, sendcounts->data(), senddisps.data(), MPI_CURRENT_TYPE, recvbuf, recvcounts->data(),
- recvdisps.data(), MPI_CURRENT_TYPE, MPI_COMM_WORLD);
+void ReduceScatterAction::kernel(simgrid::xbt::ReplayAction&)
+{
+ const ReduceScatterArgParser& args = get_args();
+ TRACE_smpi_comm_in(
+ get_pid(), "action_reducescatter",
+ new simgrid::instr::VarCollTIData(get_name(), -1, -1, nullptr, -1, args.recvcounts,
+ /* ugly as we use datatype field to pass computation as string */
+ /* and because of the trick to avoid getting 0.000000 when 0 is given */
+ args.comp_size == 0 ? "0" : std::to_string(args.comp_size),
+ Datatype::encode(args.datatype1)));
+
+ colls::reduce_scatter(send_buffer(args.recv_size_sum * args.datatype1->size()),
+ recv_buffer(args.recv_size_sum * args.datatype1->size()), args.recvcounts->data(),
+ args.datatype1, MPI_OP_NULL, MPI_COMM_WORLD);
+ if (args.comp_size != 0.0)
+ simgrid::s4u::this_actor::exec_init(args.comp_size)
+ ->set_name("computation")
+ ->start()
+ ->wait();
+ TRACE_smpi_comm_out(get_pid());
+}
- TRACE_smpi_comm_out(my_proc_id);
- log_timed_action (action, clock);
+void ScanAction::kernel(simgrid::xbt::ReplayAction&)
+{
+ const ScanArgParser& args = get_args();
+ TRACE_smpi_comm_in(get_pid(), "action_scan",
+ new simgrid::instr::CollTIData(get_name(), -1, args.comp_size,
+ args.size, 0, Datatype::encode(args.datatype1), ""));
+ if (get_name() == "scan")
+ colls::scan(send_buffer(args.size * args.datatype1->size()),
+ recv_buffer(args.size * args.datatype1->size()), args.size,
+ args.datatype1, MPI_OP_NULL, MPI_COMM_WORLD);
+ else
+ colls::exscan(send_buffer(args.size * args.datatype1->size()),
+ recv_buffer(args.size * args.datatype1->size()), args.size,
+ args.datatype1, MPI_OP_NULL, MPI_COMM_WORLD);
+
+ if (args.comp_size != 0.0)
+ simgrid::s4u::this_actor::exec_init(args.comp_size)
+ ->set_name("computation")
+ ->start()
+ ->wait();
+ TRACE_smpi_comm_out(get_pid());
}
-}} // namespace simgrid::smpi
+void AllToAllVAction::kernel(simgrid::xbt::ReplayAction&)
+{
+ const AllToAllVArgParser& args = get_args();
+ TRACE_smpi_comm_in(get_pid(), __func__,
+ new simgrid::instr::VarCollTIData(
+ "alltoallv", -1, args.send_size_sum, args.sendcounts, args.recv_size_sum, args.recvcounts,
+ Datatype::encode(args.datatype1), Datatype::encode(args.datatype2)));
+ colls::alltoallv(send_buffer(args.send_buf_size * args.datatype1->size()), args.sendcounts->data(),
+ args.senddisps.data(), args.datatype1, recv_buffer(args.recv_buf_size * args.datatype2->size()),
+ args.recvcounts->data(), args.recvdisps.data(), args.datatype2, MPI_COMM_WORLD);
+
+ TRACE_smpi_comm_out(get_pid());
+}
+} // namespace simgrid::smpi::replay
+
+static std::unordered_map<aid_t, simgrid::smpi::replay::RequestStorage> storage;
/** @brief Only initialize the replay, don't do it for real */
-void smpi_replay_init(int* argc, char*** argv)
+void smpi_replay_init(const char* instance_id, int rank, double start_delay_flops)
{
- simgrid::smpi::Process::init(argc, argv);
+ xbt_assert(not smpi_process()->initializing());
+
+ simgrid::s4u::Actor::self()->set_property("instance_id", instance_id);
+ simgrid::s4u::Actor::self()->set_property("rank", std::to_string(rank));
+ simgrid::smpi::ActorExt::init();
+
smpi_process()->mark_as_initialized();
smpi_process()->set_replaying(true);
- int my_proc_id = Actor::self()->getPid();
- TRACE_smpi_init(my_proc_id);
- TRACE_smpi_computing_init(my_proc_id);
- TRACE_smpi_comm_in(my_proc_id, "smpi_replay_run_init", new simgrid::instr::NoOpTIData("init"));
- TRACE_smpi_comm_out(my_proc_id);
- xbt_replay_action_register("init", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::InitAction().execute(action); });
- xbt_replay_action_register("finalize", [](simgrid::xbt::ReplayAction& action) { /* nothing to do */ });
- xbt_replay_action_register("comm_size", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::CommunicatorAction().execute(action); });
- xbt_replay_action_register("comm_split",[](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::CommunicatorAction().execute(action); });
- xbt_replay_action_register("comm_dup", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::CommunicatorAction().execute(action); });
-
- xbt_replay_action_register("send", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::SendAction("send").execute(action); });
- xbt_replay_action_register("Isend", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::SendAction("Isend").execute(action); });
- xbt_replay_action_register("recv", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::RecvAction("recv").execute(action); });
- xbt_replay_action_register("Irecv", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::RecvAction("Irecv").execute(action); });
- xbt_replay_action_register("test", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::TestAction().execute(action); });
- xbt_replay_action_register("wait", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::WaitAction().execute(action); });
- xbt_replay_action_register("waitAll", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::WaitAllAction().execute(action); });
- xbt_replay_action_register("barrier", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::BarrierAction().execute(action); });
- xbt_replay_action_register("bcast", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::BcastAction().execute(action); });
- xbt_replay_action_register("reduce", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::ReduceAction().execute(action); });
- xbt_replay_action_register("allReduce", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::AllReduceAction().execute(action); });
- xbt_replay_action_register("allToAll", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::AllToAllAction().execute(action); });
- xbt_replay_action_register("allToAllV", simgrid::smpi::action_allToAllv);
- xbt_replay_action_register("gather", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::GatherAction("gather").execute(action); });
- xbt_replay_action_register("scatter", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::ScatterAction().execute(action); });
- xbt_replay_action_register("gatherV", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::GatherVAction("gatherV").execute(action); });
- xbt_replay_action_register("scatterV", simgrid::smpi::action_scatterv);
- xbt_replay_action_register("allGather", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::GatherAction("allGather").execute(action); });
- xbt_replay_action_register("allGatherV", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::GatherVAction("allGatherV").execute(action); });
- xbt_replay_action_register("reduceScatter", simgrid::smpi::action_reducescatter);
- xbt_replay_action_register("compute", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::Replay::ComputeAction().execute(action); });
+ TRACE_smpi_init(simgrid::s4u::this_actor::get_pid(), "smpi_replay_run_init");
+ xbt_replay_action_register("init", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::InitAction().execute(action); });
+ xbt_replay_action_register("finalize", [](simgrid::xbt::ReplayAction const&) { /* nothing to do */ });
+ xbt_replay_action_register("comm_size", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::CommunicatorAction().execute(action); });
+ xbt_replay_action_register("comm_split",[](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::CommunicatorAction().execute(action); });
+ xbt_replay_action_register("comm_dup", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::CommunicatorAction().execute(action); });
+ xbt_replay_action_register("send", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::SendAction("send", storage[simgrid::s4u::this_actor::get_pid()]).execute(action); });
+ xbt_replay_action_register("isend", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::SendAction("isend", storage[simgrid::s4u::this_actor::get_pid()]).execute(action); });
+ xbt_replay_action_register("recv", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::RecvAction("recv", storage[simgrid::s4u::this_actor::get_pid()]).execute(action); });
+ xbt_replay_action_register("irecv", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::RecvAction("irecv", storage[simgrid::s4u::this_actor::get_pid()]).execute(action); });
+ xbt_replay_action_register("test", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::TestAction(storage[simgrid::s4u::this_actor::get_pid()]).execute(action); });
+ xbt_replay_action_register("sendRecv", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::SendRecvAction().execute(action); });
+ xbt_replay_action_register("wait", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::WaitAction(storage[simgrid::s4u::this_actor::get_pid()]).execute(action); });
+ xbt_replay_action_register("waitall", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::WaitAllAction(storage[simgrid::s4u::this_actor::get_pid()]).execute(action); });
+ xbt_replay_action_register("barrier", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::BarrierAction().execute(action); });
+ xbt_replay_action_register("bcast", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::BcastAction().execute(action); });
+ xbt_replay_action_register("reduce", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::ReduceAction().execute(action); });
+ xbt_replay_action_register("allreduce", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::AllReduceAction().execute(action); });
+ xbt_replay_action_register("alltoall", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::AllToAllAction().execute(action); });
+ xbt_replay_action_register("alltoallv", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::AllToAllVAction().execute(action); });
+ xbt_replay_action_register("gather", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::GatherAction("gather").execute(action); });
+ xbt_replay_action_register("scatter", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::ScatterAction().execute(action); });
+ xbt_replay_action_register("gatherv", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::GatherVAction("gatherv").execute(action); });
+ xbt_replay_action_register("scatterv", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::ScatterVAction().execute(action); });
+ xbt_replay_action_register("allgather", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::GatherAction("allgather").execute(action); });
+ xbt_replay_action_register("allgatherv", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::GatherVAction("allgatherv").execute(action); });
+ xbt_replay_action_register("reducescatter", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::ReduceScatterAction().execute(action); });
+ xbt_replay_action_register("scan", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::ScanAction("scan").execute(action); });
+ xbt_replay_action_register("exscan", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::ScanAction("exscan").execute(action); });
+ xbt_replay_action_register("compute", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::ComputeAction().execute(action); });
+ xbt_replay_action_register("sleep", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::SleepAction().execute(action); });
+ xbt_replay_action_register("location", [](simgrid::xbt::ReplayAction& action) { simgrid::smpi::replay::LocationAction().execute(action); });
//if we have a delayed start, sleep here.
- if(*argc>2){
- double value = xbt_str_parse_double((*argv)[2], "%s is not a double");
- XBT_VERB("Delayed start for instance - Sleeping for %f flops ",value );
- smpi_execute_flops(value);
+ if (start_delay_flops > 0) {
+ XBT_VERB("Delayed start for instance - Sleeping for %f flops ", start_delay_flops);
+ private_execute_flops(start_delay_flops);
} else {
- //UGLY: force a context switch to be sure that all MSG_processes begin initialization
- XBT_DEBUG("Force context switch by smpi_execute_flops - Sleeping for 0.0 flops ");
- smpi_execute_flops(0.0);
+ // Wait for the other actors to initialize also
+ simgrid::s4u::this_actor::yield();
}
+ if(_smpi_init_sleep > 0)
+ simgrid::s4u::this_actor::sleep_for(_smpi_init_sleep);
}
/** @brief actually run the replay after initialization */
-void smpi_replay_main(int* argc, char*** argv)
+void smpi_replay_main(int rank, const char* private_trace_filename)
{
- simgrid::xbt::replay_runner(*argc, *argv);
+ static int active_processes = 0;
+ active_processes++;
+ storage[simgrid::s4u::this_actor::get_pid()] = simgrid::smpi::replay::RequestStorage();
+ std::string rank_string = std::to_string(rank);
+ simgrid::xbt::replay_runner(rank_string.c_str(), private_trace_filename);
/* and now, finalize everything */
/* One active process will stop. Decrease the counter*/
- XBT_DEBUG("There are %zu elements in reqq[*]", get_reqq_self()->size());
- if (not get_reqq_self()->empty()) {
- unsigned int count_requests=get_reqq_self()->size();
- MPI_Request requests[count_requests];
- MPI_Status status[count_requests];
+ unsigned int count_requests = storage[simgrid::s4u::this_actor::get_pid()].size();
+ XBT_DEBUG("There are %u elements in reqq[*]", count_requests);
+ if (count_requests > 0) {
+ std::vector<MPI_Request> requests(count_requests);
unsigned int i=0;
- for (auto const& req : *get_reqq_self()) {
- requests[i] = req;
+ for (auto const& [_, reqs] : storage[simgrid::s4u::this_actor::get_pid()].get_store()) {
+ for (const auto& req : reqs) {
+ requests[i] = req; // FIXME: overwritten at each iteration?
+ }
i++;
}
- simgrid::smpi::Request::waitall(count_requests, requests, status);
+ simgrid::smpi::Request::waitall(count_requests, requests.data(), MPI_STATUSES_IGNORE);
}
- delete get_reqq_self();
+
+ if (simgrid::config::get_value<bool>("smpi/barrier-finalization"))
+ simgrid::smpi::colls::barrier(MPI_COMM_WORLD);
+
active_processes--;
if(active_processes==0){
smpi_free_replay_tmp_buffers();
}
- TRACE_smpi_comm_in(Actor::self()->getPid(), "smpi_replay_run_finalize", new simgrid::instr::NoOpTIData("finalize"));
+ TRACE_smpi_comm_in(simgrid::s4u::this_actor::get_pid(), "smpi_replay_run_finalize",
+ new simgrid::instr::NoOpTIData("finalize"));
smpi_process()->finalize();
- TRACE_smpi_comm_out(Actor::self()->getPid());
- TRACE_smpi_finalize(Actor::self()->getPid());
+ TRACE_smpi_comm_out(simgrid::s4u::this_actor::get_pid());
}
/** @brief chain a replay initialization and a replay start */
-void smpi_replay_run(int* argc, char*** argv)
+void smpi_replay_run(const char* instance_id, int rank, double start_delay_flops, const char* private_trace_filename)
{
- smpi_replay_init(argc, argv);
- smpi_replay_main(argc, argv);
+ smpi_replay_init(instance_id, rank, start_delay_flops);
+ smpi_replay_main(rank, private_trace_filename);
}