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5f923cd | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 | // Copyright 2026 The ODML Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "runtime/util/metrics_util.h"
#include <optional>
#include <vector>
#include "absl/status/statusor.h" // from @com_google_absl
#include "absl/time/time.h" // from @com_google_absl
#include "runtime/engine/io_types.h"
#include "runtime/engine/litert_lm_lib.h"
#include "runtime/proto/litert_lm_metrics.pb.h"
#include "runtime/util/status_macros.h"
namespace litert::lm {
namespace {
proto::BenchmarkTurnData TurnDataToProto(
const BenchmarkTurnData& data,
std::optional<double> tokens_per_second = std::nullopt) {
proto::BenchmarkTurnData proto_data;
proto_data.set_duration_us(absl::ToInt64Microseconds(data.duration));
proto_data.set_num_tokens(data.num_tokens);
if (tokens_per_second.has_value()) {
proto_data.set_tokens_per_second(*tokens_per_second);
} else {
double turn_seconds = absl::ToDoubleSeconds(data.duration);
if (turn_seconds > 0.0) {
proto_data.set_tokens_per_second(static_cast<double>(data.num_tokens) /
turn_seconds);
} else {
proto_data.set_tokens_per_second(0.0);
}
}
return proto_data;
}
} // namespace
absl::StatusOr<proto::LitertLmMetrics> ToProto(const LitertLmMetrics& metrics) {
proto::LitertLmMetrics proto_metrics;
proto_metrics.set_peak_mem_mb(metrics.peak_mem_mb);
proto_metrics.set_peak_private_mb(metrics.peak_private_mb);
if (metrics.benchmark_info.has_value()) {
const auto& info = metrics.benchmark_info.value();
*proto_metrics.mutable_benchmark_params() = info.GetBenchmarkParams();
auto& init_durations_us = *proto_metrics.mutable_init_phase_durations_us();
for (const auto& [phase, duration] : info.GetInitPhases()) {
init_durations_us[phase] = absl::ToInt64Microseconds(duration);
}
auto& mark_durations_us = *proto_metrics.mutable_mark_durations_us();
for (const auto& [mark, duration] : info.GetMarkDurations()) {
mark_durations_us[mark] = absl::ToInt64Microseconds(duration);
}
for (int i = 0; i < info.GetTotalPrefillTurns(); ++i) {
ASSIGN_OR_RETURN(auto turn, info.GetPrefillTurn(i));
*proto_metrics.add_prefill_turns() =
TurnDataToProto(turn, info.GetPrefillTokensPerSec(i));
}
for (int i = 0; i < info.GetTotalDecodeTurns(); ++i) {
ASSIGN_OR_RETURN(auto turn, info.GetDecodeTurn(i));
*proto_metrics.add_decode_turns() =
TurnDataToProto(turn, info.GetDecodeTokensPerSec(i));
}
for (int i = 0; i < info.GetTotalTextToTokenIdsTurns(); ++i) {
ASSIGN_OR_RETURN(auto turn, info.GetTextToTokenIdsTurn(i));
*proto_metrics.add_text_to_token_ids_turns() = TurnDataToProto(turn);
}
proto_metrics.set_time_to_first_token_seconds(info.GetTimeToFirstToken());
}
return proto_metrics;
}
absl::StatusOr<proto::LitertLmMetricsList> ToProtoList(
const std::vector<LitertLmMetrics>& metrics_list) {
proto::LitertLmMetricsList proto_list;
for (const auto& metrics : metrics_list) {
ASSIGN_OR_RETURN(*proto_list.add_metrics(), ToProto(metrics));
}
return proto_list;
}
} // namespace litert::lm
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