AI/rocm-systems
2
0
Vork 0
Code Kwesties Pull-aanvragen Actions Paketten Projecten Publicaties Wiki Activiteit

Enabling ROCP_STATS_OPT

Bladeren bron 
Enabling the new methodology of ROCP_STATS_OPT of getting HIP activities while the application is running

Change-Id: I94b3311b0740db804643dba0e4f77c1f9de0319b
This commit is contained in:
Ammar ELWazir
2022-06-20 17:46:05 -05:00
bovenliggende fd1469a573
commit 7cbee920b7
3 gewijzigde bestanden met toevoegingen van 6 en 6 verwijderingen
Download Patch-bestand Download Diff-bestand Expand all files Collapse all files
src/CMakeLists.txt
+5
Bestand weergeven
@@ -187,6 +187,11 @@ target_link_libraries(roctracer_tool roctracer hsa-runtime64::hsa-runtime64 Thre
target_link_options(roctracer_tool PRIVATE -Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/tracer_tool/exportmap -Wl,--no-undefined)
install(TARGETS roctracer_tool LIBRARY DESTINATION lib/${ROCTRACER_NAME})
add_library(hip_stats SHARED hip_stats/hip_stats.cpp)
target_compile_definitions(hip_stats PRIVATE __HIP_PLATFORM_AMD__)
target_link_libraries(hip_stats roctracer stdc++fs)
install(TARGETS hip_stats LIBRARY DESTINATION lib/${ROCTRACER_NAME})
endif()
option(FILE_REORG_BACKWARD_COMPATIBILITY "Enable File Reorg with backward compatibility" ON)
src/hip_stats/hip_stats.cpp
+259
Bestand weergeven
@@ -0,0 +1,259 @@
/* Copyright (c) 2022 Advanced Micro Devices, Inc.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE. */
#include "roctracer.h"
#include "roctracer_hip.h"
#include <cstdint>
#include <cstdlib>
#include <experimental/filesystem>
#include <iomanip>
#include <iostream>
#include <fstream>
#include <numeric>
#include <set>
#include <string>
#include <sstream>
#include <unordered_map>
#include <utility>
#define CHECK_ROCTRACER(call) \
do { \
roctracer_status_t status = call; \
if (status != ROCTRACER_STATUS_SUCCESS) { \
std::cerr << roctracer_error_string() << std::endl; \
abort(); \
} \
} while (false)
namespace {
constexpr uint64_t NextPowerOf2(uint64_t v) {
v += (v == 0);
v--;
v |= v >> 1;
v |= v >> 2;
v |= v >> 4;
v |= v >> 8;
v |= v >> 16;
v |= v >> 32;
return ++v;
}
constexpr size_t KiB = 1024;
constexpr size_t MiB = KiB * KiB;
constexpr size_t GiB = KiB * KiB * KiB;
std::string HumanReadableSize(size_t size, int precision) {
std::stringstream ss;
if (size < KiB)
ss << size;
else if (size < MiB)
ss << std::fixed << std::setprecision(precision) << (double)size / KiB << "K";
else if (size < GiB)
ss << std::fixed << std::setprecision(precision) << (double)size / MiB << "M";
else
ss << std::fixed << std::setprecision(precision) << (double)size / GiB << "G";
return ss.str();
}
struct FunctionStats {
uint64_t total_time_ns;
uint64_t count;
void Accumulate(uint64_t time_ns) {
total_time_ns += time_ns;
++count;
}
};
struct MemCopyStats {
uint64_t total_time_ns;
uint64_t total_byte_size;
uint64_t count;
void Accumulate(uint64_t time_ns, uint64_t byte_size) {
total_time_ns += time_ns;
total_byte_size += byte_size;
++count;
}
};
struct pair_hash {
template <typename T1, typename T2> std::size_t operator()(const std::pair<T1, T2>& pair) const {
return std::hash<T1>()(pair.first) ^ std::hash<T2>()(pair.second);
}
};
std::unordered_map<decltype(roctracer_record_t::op), FunctionStats> hip_api_stats;
std::unordered_map<std::string, FunctionStats> kernel_stats;
std::unordered_map<std::pair<decltype(roctracer_record_t::kind), size_t>, MemCopyStats, pair_hash>
memcpy_stats;
void CollectStatistics(const char* begin, const char* end, void* /* user_arg */) {
const auto* record = reinterpret_cast<const roctracer_record_t*>(begin);
while (record < reinterpret_cast<const roctracer_record_t*>(end)) {
auto elapsed_time_ns = record->end_ns - record->begin_ns;
if (record->domain == ACTIVITY_DOMAIN_HIP_OPS && record->op == HIP_OP_ID_DISPATCH) {
const char* kernel_name = record->kernel_name;
if (kernel_name == nullptr) kernel_name = "Unknown kernels";
kernel_stats[kernel_name].Accumulate(elapsed_time_ns);
} else if (record->domain == ACTIVITY_DOMAIN_HIP_OPS && record->op == HIP_OP_ID_COPY)
memcpy_stats[std::make_pair(record->kind, NextPowerOf2(record->bytes))].Accumulate(
elapsed_time_ns, record->bytes);
else if (record->domain == ACTIVITY_DOMAIN_HIP_API)
hip_api_stats[record->op].Accumulate(elapsed_time_ns);
CHECK_ROCTRACER(roctracer_next_record(record, &record));
}
}
namespace fs = std::experimental::filesystem;
void DumpStatistics() {
CHECK_ROCTRACER(roctracer_close_pool());
fs::path output_dir = []() {
const char* env_var = getenv("ROCP_OUTPUT_DIR");
return env_var != nullptr ? env_var : "";
}();
std::ofstream out;
if (output_dir.empty()) {
// If an output directory was not specified, then print the statistics to stdout.
out.copyfmt(std::cout);
out.clear(std::cout.rdstate());
out.basic_ios<char>::rdbuf(std::cout.rdbuf());
} else {
if (auto status = fs::status(output_dir); !fs::exists(status) || !fs::is_directory(status)) {
std::cerr << "error: ROCP_OUTPUT_DIR=" << output_dir << " is not a directory" << std::endl;
return;
}
}
auto compare = [](const auto& x, const auto& y) {
return x.second.total_time_ns > y.second.total_time_ns;
};
// Print the HIP API statistics sorted by descending total inclusive time.
if (!hip_api_stats.empty()) {
const char* filename = "hip_api_stats.csv";
if (!output_dir.empty()) out = std::ofstream(output_dir / filename);
if (out.good()) {
std::cout << "Dumping HIP API statistics." << std::endl;
uint64_t total_hip_api_time_ns =
std::accumulate(hip_api_stats.begin(), hip_api_stats.end(), 0,
[](uint64_t total_time_ns, const auto& stats) {
return total_time_ns + stats.second.total_time_ns;
});
out << "\"Name\",\"Calls\",\"TotalDurationNs\",\"AverageNs\",\"Percentage\"" << std::endl;
for (auto&& [op, stats] : std::set<decltype(hip_api_stats)::value_type, decltype(compare)>(
hip_api_stats.begin(), hip_api_stats.end(), compare))
out << "\"" << roctracer_op_string(ACTIVITY_DOMAIN_HIP_API, op, 0) << "\"," << stats.count
<< "," << stats.total_time_ns << "," << stats.total_time_ns / stats.count << ","
<< std::fixed << std::setprecision(4)
<< (double)stats.total_time_ns / total_hip_api_time_ns * 100 << std::endl;
} else {
std::cerr << "warning: could not open " << output_dir / filename << std::endl;
}
}
// Print the HIP kernel dispatch statistics sorted by descending execution time.
if (!kernel_stats.empty()) {
const char* filename = "hip_kernel_stats.csv";
if (!output_dir.empty()) out = std::ofstream(output_dir / filename);
if (out.good()) {
std::cout << "Dumping HIP kernel dispatch statistics." << std::endl;
uint64_t total_kernel_time_ns =
std::accumulate(kernel_stats.begin(), kernel_stats.end(), 0,
[](uint64_t total_time_ns, const auto& stats) {
return total_time_ns + stats.second.total_time_ns;
});
out << "\"Name\",\"Calls\",\"TotalDurationNs\",\"AverageNs\",\"Percentage\"" << std::endl;
for (auto&& [name, stats] : std::set<decltype(kernel_stats)::value_type, decltype(compare)>(
kernel_stats.begin(), kernel_stats.end(), compare))
out << "\"" << name << "\"," << stats.count << "," << stats.total_time_ns << ","
<< stats.total_time_ns / stats.count << "," << std::fixed << std::setprecision(4)
<< (double)stats.total_time_ns / total_kernel_time_ns * 100 << std::endl;
} else {
std::cerr << "warning: could not open " << output_dir / filename << std::endl;
}
}
// Print the HIP memory copy statistics sorted by descending transfer time.
if (!memcpy_stats.empty()) {
const char* filename = "hip_copy_stats.csv";
if (!output_dir.empty()) out = std::ofstream(output_dir / filename);
if (out.good()) {
std::cout << "Dumping HIP memory copy statistics." << std::endl;
uint64_t total_memory_copy_time_ns =
std::accumulate(memcpy_stats.begin(), memcpy_stats.end(), 0,
[](uint64_t total_time_ns, const auto& stats) {
return total_time_ns + stats.second.total_time_ns;
});
out << "\"Name\",\"Calls\",\"TotalBytes\",\"TotalDurationNs\",\"AverageNs\",\"Percentage\""
<< std::endl;
for (auto&& [kind, stats] : std::set<decltype(memcpy_stats)::value_type, decltype(compare)>(
memcpy_stats.begin(), memcpy_stats.end(), compare))
out << "\"" << roctracer_op_string(ACTIVITY_DOMAIN_HIP_OPS, HIP_OP_ID_COPY, kind.first)
<< "(" << HumanReadableSize(kind.second >> 1, 0) << "-"
<< HumanReadableSize(kind.second, 0) << ")"
<< "\"," << stats.count << "," << stats.total_byte_size << "," << stats.total_time_ns
<< "," << stats.total_time_ns / stats.count << "," << std::fixed << std::setprecision(4)
<< (double)stats.total_time_ns / total_memory_copy_time_ns * 100 << std::endl;
} else {
std::cerr << "warning: could not open " << output_dir / filename << std::endl;
}
}
}
} // namespace
#include <hsa/hsa_api_trace.h>
extern "C" ROCTRACER_EXPORT bool OnLoad(HsaApiTable* /* table */, uint64_t /* runtime_version */,
uint64_t /* failed_tool_count */,
const char* const* /* failed_tool_names */) {
roctracer_properties_t properties{};
properties.buffer_size = sizeof(roctracer_record_t) * 10000;
properties.buffer_callback_fun = CollectStatistics;
properties.buffer_callback_arg = nullptr;
CHECK_ROCTRACER(roctracer_open_pool(&properties));
CHECK_ROCTRACER(roctracer_enable_domain_activity(ACTIVITY_DOMAIN_HIP_API));
CHECK_ROCTRACER(roctracer_enable_op_activity(ACTIVITY_DOMAIN_HIP_OPS, HIP_OP_ID_DISPATCH));
CHECK_ROCTRACER(roctracer_enable_op_activity(ACTIVITY_DOMAIN_HIP_OPS, HIP_OP_ID_COPY));
std::atexit([]() { DumpStatistics(); });
return true;
}
extern "C" ROCTRACER_EXPORT void OnUnload() {}