import asyncio import contextlib import io import json import mimetypes import os import random import ssl import sys import time import traceback import wave from collections.abc import Iterable from dataclasses import dataclass from datetime import datetime from typing import Any, Literal import aiohttp import numpy as np import pybase64 as base64 from tqdm.asyncio import tqdm from vllm.benchmarks import datasets from vllm.benchmarks.datasets import SampleRequest from vllm.benchmarks.lib.endpoint_request_func import ( ASYNC_REQUEST_FUNCS, OPENAI_COMPATIBLE_BACKENDS, RequestFuncInput, RequestFuncOutput, StreamedResponseHandler, _get_chat_content, _update_headers_common, _update_payload_common, _validate_api_url, ) from vllm.logger import init_logger from vllm.tokenizers import TokenizerLike from vllm_omni.benchmarks.audio_continuity import compute_continuity_stats from vllm_omni.benchmarks.data_modules.daily_omni_dataset import DailyOmniDataset, DailyOmniSampleRequest from vllm_omni.benchmarks.data_modules.random_multi_modal_dataset import OmniRandomMultiModalDataset from vllm_omni.benchmarks.data_modules.seed_tts_dataset import ( SEED_TTS_DEFAULT_OMNI_SYSTEM_PROMPT, SeedTTSDataset, SeedTTSDesignDataset, SeedTTSSampleRequest, SeedTTSTextDataset, ) from vllm_omni.benchmarks.data_modules.sound_effect_dataset import SoundEffectDataset from vllm_omni.benchmarks.data_modules.ttsd_dataset import TTSDDataset from vllm_omni.metrics import definitions as defs logger = init_logger(__name__) _AUDIO_CONTINUITY_THRESHOLD_ENV = "VLLM_OMNI_BENCH_AUDIO_CONTINUITY_THRESHOLD_S" RETURN_STAGE_METRICS_FIELD = "return_stage_metrics" _IMAGE_STAGE_METRICS_BACKENDS = frozenset({"openai-image-edits-omni"}) _PRINT_STAGE = False def maybe_enable_stage_metrics(extra_body: dict[str, Any] | None, *, enabled: bool) -> dict[str, Any] | None: """Return extra_body with stage-metric opt-in when benchmark metrics need it.""" if not enabled: return extra_body body = dict(extra_body or {}) body.setdefault(RETURN_STAGE_METRICS_FIELD, True) return body def should_request_stage_metrics(args: Any) -> bool: """Whether this benchmark run needs server-side stage metrics in responses.""" if getattr(args, "print_stage", False): return True backend = getattr(args, "backend", None) if backend in _IMAGE_STAGE_METRICS_BACKENDS: return True extra_body = getattr(args, "extra_body", None) or {} modalities = extra_body.get("modalities") if isinstance(extra_body, dict) else None return backend == "openai-chat-omni" and "image" in (modalities or []) def set_print_stage(enabled: bool) -> None: """Set whether this benchmark run prints the stage benchmark section.""" global _PRINT_STAGE _PRINT_STAGE = bool(enabled) def _audio_continuity_threshold_s() -> float: """Return the per-request underrun budget (s). Read from ``VLLM_OMNI_BENCH_AUDIO_CONTINUITY_THRESHOLD_S`` so users can re-aim the SLO without rebuilding. Defaults to 100 ms - the standard "audible gap" budget for streaming TTS. """ raw = os.environ.get(_AUDIO_CONTINUITY_THRESHOLD_ENV) if not raw: return defs.AUDIO_CONTINUITY_DEFAULT_THRESHOLD_S try: value = float(raw) except ValueError: logger.warning( "Invalid %s=%r; using default %.3fs", _AUDIO_CONTINUITY_THRESHOLD_ENV, raw, defs.AUDIO_CONTINUITY_DEFAULT_THRESHOLD_S, ) return defs.AUDIO_CONTINUITY_DEFAULT_THRESHOLD_S return max(value, 0.0) def _pcm_s16le_to_seed_tts_wer_bytes( pcm_bytes: bytes, *, sample_rate: int, channels: int, ) -> bytes: """Normalize streamed raw PCM to the 24 kHz mono PCM used by Seed-TTS WER.""" if not pcm_bytes: return b"" channels = max(1, int(channels)) pcm = np.frombuffer(pcm_bytes, dtype=np.int16) if channels > 1: usable = (pcm.size // channels) * channels pcm = pcm[:usable].reshape(-1, channels).mean(axis=1) pcm_f32 = pcm.astype(np.float32) / 32767.0 if int(sample_rate) != 24000 and pcm_f32.size: from vllm.multimodal.audio import AudioResampler resampler = AudioResampler(target_sr=24000) pcm_f32 = resampler.resample(pcm_f32, orig_sr=int(sample_rate)) pcm_f32 = np.clip(pcm_f32, -1.0, 1.0) return (pcm_f32 * 32767).astype(np.int16).tobytes() get_samples_old = datasets.get_samples _DEFAULT_DAILY_OMNI_REPO = "liarliar/Daily-Omni" def _seed_tts_capture_pcm_for_wer() -> bool: return os.environ.get("SEED_TTS_WER_EVAL", "").lower() in ( "1", "true", "yes", ) def _merge_extra_body_mm_kwargs(base: dict | None, overlay: dict | None) -> dict | None: """Shallow-merge ``extra_body`` dicts; deep-merge ``mm_processor_kwargs`` if both set.""" if not base and not overlay: return None out = dict(base or {}) if not overlay: return out for k, v in overlay.items(): if k == "mm_processor_kwargs" and isinstance(v, dict): prev = out.get("mm_processor_kwargs") merged_kw = {**(prev if isinstance(prev, dict) else {}), **v} out["mm_processor_kwargs"] = merged_kw else: out[k] = v return out def _attach_daily_omni_to_request_func_input(sample: SampleRequest, rfi: RequestFuncInput) -> None: """Apply per-request OpenAI fields (``mm_processor_kwargs``, messages) for Daily-Omni.""" if not isinstance(sample, DailyOmniSampleRequest): return rfi.extra_body = _merge_extra_body_mm_kwargs(rfi.extra_body, sample.omni_extra_body) if sample.omni_chat_messages is not None: setattr(rfi, "omni_chat_messages", sample.omni_chat_messages) else: setattr(rfi, "mm_position", sample.omni_chat_mm_position) def _attach_seed_tts_to_request_func_input(sample: SampleRequest, rfi: RequestFuncInput) -> None: """Merge Seed-TTS per-row TTS fields into ``extra_body`` and mark for PCM capture. Always sets ``seed_tts_row=True`` on the RequestFuncInput for any :class:`SeedTTSSampleRequest` subclass (including text-only and design variants that carry no ``ref_audio``). This enables PCM capture for WER / UTMOS evaluation even when there is no reference audio. """ if not isinstance(sample, SeedTTSSampleRequest): return # Mark for PCM capture (WER / UTMOS eval) regardless of extra body presence. setattr(rfi, "seed_tts_row", True) sys_prompt = (sample.seed_tts_system_prompt or "").strip() or SEED_TTS_DEFAULT_OMNI_SYSTEM_PROMPT setattr( rfi, "omni_chat_messages", [ {"role": "system", "content": [{"type": "text", "text": sys_prompt}]}, {"role": "user", "content": [{"type": "text", "text": sample.prompt}]}, ], ) ex = sample.seed_tts_speech_extra if not ex: return # voice comes from --extra-body in config; no ref_audio to merge base = dict(rfi.extra_body) if rfi.extra_body else {} base.update(ex) rfi.extra_body = base def _daily_omni_repo_from_args(args) -> str | None: """Resolve HuggingFace repo id for Daily-Omni from CLI args. vLLM allows ``--dataset-path`` to be a local path while the real HF id is passed via ``--hf-name``. Upstream ``get_samples`` for ``hf`` only matches a fixed elif-chain and never discovers Omni's loader, so we must detect Daily-Omni here using either field. """ dp = getattr(args, "dataset_path", None) hn = getattr(args, "hf_name", None) if dp in DailyOmniDataset.SUPPORTED_DATASET_PATHS: return dp if hn in DailyOmniDataset.SUPPORTED_DATASET_PATHS: return hn return None def get_samples(args, tokenizer): # Daily-Omni: explicit dataset name, or hf + matching path/hf-name is_daily_omni = args.dataset_name == "daily-omni" or ( args.dataset_name == "hf" and _daily_omni_repo_from_args(args) is not None ) is_seed_tts = args.dataset_name in ( "seed-tts", "seed-tts-text", "seed-tts-design", "ttsd", "sound-effect", ) # Check if we need to handle omni-related backends/datasets is_omni_backend = args.backend in ["openai-chat-omni", "openai-audio-speech", "daily-omni"] is_omni_dataset = is_daily_omni or is_seed_tts or args.dataset_name == "random-mm" if not is_omni_backend and not is_omni_dataset: # Not an omni-related request, delegate to original implementation return get_samples_old(args, tokenizer) # Handle Daily-Omni dataset if is_daily_omni: # Support: # --dataset-name daily-omni [--dataset-path liarliar/Daily-Omni] # --dataset-name daily-omni --daily-omni-qa-json /path/to/qa.json (offline QA) # --dataset-name hf --dataset-path liarliar/Daily-Omni # --dataset-name hf --hf-name liarliar/Daily-Omni (dataset-path may be local) # Validate backend supports multimodal (video) if args.backend not in ["openai-chat-omni", "daily-omni"]: raise ValueError( f"Daily-Omni dataset requires a multimodal backend that supports video. " f"Got backend='{args.backend}'. Please use '--backend openai-chat-omni'" ) # Determine video directory if specified (for local video files) video_dir = getattr(args, "daily_omni_video_dir", None) # Get HF split (default to "train"; unused when loading from local qa.json) dataset_split = getattr(args, "hf_split", None) or "train" qa_json = getattr(args, "daily_omni_qa_json", None) if isinstance(qa_json, str): qa_json = qa_json.strip() or None if qa_json is not None: logger.info( "Loading Daily-Omni dataset: qa_json=%s, video_dir=%s (Hub not used for QA)", qa_json, video_dir, ) dataset = DailyOmniDataset( qa_json_path=qa_json, dataset_path=None, dataset_split=dataset_split, random_seed=args.seed, video_dir=video_dir, input_mode=getattr(args, "daily_omni_input_mode", "all"), inline_local_video=getattr(args, "daily_omni_inline_local_video", False), trust_remote_code=getattr(args, "trust_remote_code", False), disable_shuffle=getattr(args, "disable_shuffle", False), ) else: repo_id = _daily_omni_repo_from_args(args) if args.dataset_name == "daily-omni": if repo_id is None: repo_id = _DEFAULT_DAILY_OMNI_REPO elif repo_id is None: raise ValueError( "Daily-Omni with --dataset-name hf requires " f"--dataset-path {_DEFAULT_DAILY_OMNI_REPO} or " f"--hf-name {_DEFAULT_DAILY_OMNI_REPO}." ) logger.info( "Loading Daily-Omni dataset: hf_repo=%s, split=%s, video_dir=%s", repo_id, dataset_split, video_dir, ) dataset = DailyOmniDataset( dataset_path=repo_id, dataset_split=dataset_split, dataset_subset=getattr(args, "hf_subset", None), random_seed=args.seed, video_dir=video_dir, input_mode=getattr(args, "daily_omni_input_mode", "all"), inline_local_video=getattr(args, "daily_omni_inline_local_video", False), trust_remote_code=getattr(args, "trust_remote_code", False), no_stream=getattr(args, "no_stream", False), disable_shuffle=getattr(args, "disable_shuffle", False), ) out_len = getattr(args, "output_len", None) if out_len is None: out_len = getattr(args, "hf_output_len", None) if out_len is None: out_len = DailyOmniDataset.DEFAULT_OUTPUT_LEN input_requests = dataset.sample( tokenizer=tokenizer, num_requests=args.num_prompts, output_len=out_len, request_id_prefix=args.request_id_prefix, no_oversample=args.no_oversample, ) return input_requests if is_seed_tts: if args.backend not in ("openai-audio-speech", "openai-chat-omni"): raise ValueError( "Seed-TTS requires --backend openai-audio-speech (POST /v1/audio/speech) or " "--backend openai-chat-omni (POST /v1/chat/completions with ref_audio/ref_text). " f"Got backend={args.backend!r}." ) repo_id = getattr(args, "dataset_path", None) or getattr(args, "hf_name", None) if not repo_id: raise ValueError( "Seed-TTS requires --dataset-path (HF dataset repo id or local directory) or " "--hf-name for the Hub dataset id." ) _cls_map = { "seed-tts": SeedTTSDataset, "seed-tts-text": SeedTTSTextDataset, "seed-tts-design": SeedTTSDesignDataset, "ttsd": TTSDDataset, "sound-effect": SoundEffectDataset, } DatasetCls = _cls_map[args.dataset_name] dataset = DatasetCls( dataset_path=repo_id, random_seed=args.seed, locale=getattr(args, "seed_tts_locale", "en"), inline_ref_audio=not getattr(args, "seed_tts_file_ref_audio", False), seed_tts_root=getattr(args, "seed_tts_root", None), system_prompt=getattr(args, "seed_tts_system_prompt", None), disable_shuffle=getattr(args, "disable_shuffle", False), ) out_len = getattr(args, "output_len", None) if out_len is None: out_len = getattr(args, "hf_output_len", None) if out_len is None: out_len = SeedTTSDataset.DEFAULT_OUTPUT_LEN return dataset.sample( tokenizer=tokenizer, num_requests=args.num_prompts, output_len=out_len, request_id_prefix=args.request_id_prefix, no_oversample=args.no_oversample, ) # Handle random-mm dataset (Omni's synthetic multimodal dataset) if args.dataset_name == "random-mm": dataset = OmniRandomMultiModalDataset(random_seed=args.seed, dataset_path=args.dataset_path) input_requests = dataset.sample( tokenizer=tokenizer, num_requests=args.num_prompts, prefix_len=args.random_prefix_len, range_ratio=args.random_range_ratio, input_len=args.random_input_len, output_len=args.random_output_len, base_items_per_request=args.random_mm_base_items_per_request, limit_mm_per_prompt=args.random_mm_limit_mm_per_prompt, num_mm_items_range_ratio=args.random_mm_num_mm_items_range_ratio, bucket_config=args.random_mm_bucket_config, request_id_prefix=args.request_id_prefix, no_oversample=args.no_oversample, ) return input_requests else: return get_samples_old(args, tokenizer) datasets.get_samples = get_samples _serve_mod = sys.modules.get("vllm.benchmarks.serve") if _serve_mod is not None: _serve_mod.get_samples = get_samples @dataclass class MixRequestFuncOutput(RequestFuncOutput): audio_ttfp: float = 0.0 audio_duration: float = 0.0 audio_frames: int = 0 audio_rtf: float = 0.0 image_count: int = 0 image_generation_time_ms: float = 0.0 image_pixels: int = 0 denoise_step_latency_ms: float = 0.0 text_latency: float = 0.0 #: Worst-case streaming-audio underrun (wall-clock seconds the player #: would have been starved). Populated by the audio-speech backend; ``0.0`` #: for backends that do not run continuity analysis. audio_underrun_s: float = 0.0 #: Whether the request stayed under the continuity threshold (default #: 100 ms). Mirrors ``audio_underrun_s <= threshold``. audio_continuity_ok: bool = True #: Number of inter-chunk intervals during which the player buffer went #: negative. audio_underrun_event_count: int = 0 #: Raw PCM s16le mono at 24 kHz for Seed-TTS WER: from ``/v1/audio/speech`` stream or #: resampled export after ``openai-chat-omni`` audio deltas. tts_output_pcm_bytes: bytes | None = None #: Per-stage snapshot from orchestrator ``metrics["stage_metrics"]`` (merged across SSE chunks). stage_metrics: dict[str, dict] | None = None stage_id: int | None = None final_output_type: str | None = None _IMAGE_EDITS_EXTRA_BODY_FORM_FIELDS = ( "negative_prompt", "num_inference_steps", "guidance_scale", "strength", "true_cfg_scale", "seed", "generator_device", "lora", "layers", "resolution", "bot_task", "sys_type", "system_prompt", RETURN_STAGE_METRICS_FIELD, ) def _guess_mime_type(path: str) -> str: mime, _ = mimetypes.guess_type(path) return mime or "application/octet-stream" def _iter_image_edit_inputs(value: Any) -> Iterable[Any]: """Yield image references from benchmark multimodal content.""" if value is None: return if isinstance(value, list): for item in value: yield from _iter_image_edit_inputs(item) return if not isinstance(value, dict): yield value return content_type = value.get("type") if content_type == "image_url": image_url = value.get("image_url") if isinstance(image_url, dict): url = image_url.get("url") if url: yield url elif image_url: yield image_url return for key in ("image", "images"): if key in value: yield from _iter_image_edit_inputs(value[key]) def _add_image_edit_input_to_form(form: aiohttp.FormData, image_input: Any) -> None: if isinstance(image_input, dict) and "bytes" in image_input: form.add_field( "image", image_input["bytes"], filename="benchmark.png", content_type="image/png", ) return if isinstance(image_input, str): if image_input.startswith(("data:image", "http://", "https://")): form.add_field("url", image_input) return local_path = image_input.removeprefix("file://") if os.path.exists(local_path): with open(local_path, "rb") as f: image_bytes = f.read() form.add_field( "image", image_bytes, filename=os.path.basename(local_path), content_type=_guess_mime_type(local_path), ) return raise ValueError(f"Unsupported image edit input: {type(image_input).__name__}") def _add_image_edit_extra_body_to_form(form: aiohttp.FormData, extra_body: dict[str, Any]) -> None: for key in _IMAGE_EDITS_EXTRA_BODY_FORM_FIELDS: value = extra_body.get(key) if value is None: continue if isinstance(value, (dict, list)): form.add_field(key, json.dumps(value)) else: form.add_field(key, str(value)) def _coerce_positive_int(value: Any) -> int | None: try: coerced = int(value) except (TypeError, ValueError): return None return coerced if coerced > 0 else None def _extract_output_tokens_from_metrics(metrics: dict[str, Any]) -> int | None: top_level_tokens = _coerce_positive_int(metrics.get(defs.NUM_TOKENS_OUT)) if top_level_tokens is not None: return top_level_tokens stage_snapshot = metrics.get("stage_metrics") if not isinstance(stage_snapshot, dict): return None fallback_tokens: list[int] = [] for info in stage_snapshot.values(): if not isinstance(info, dict): continue num_tokens_out = _coerce_positive_int(info.get(defs.NUM_TOKENS_OUT)) if num_tokens_out is None: continue if info.get("final_output_type") == "text" or info.get("output_unit_type") == "token": return num_tokens_out fallback_tokens.append(num_tokens_out) return max(fallback_tokens, default=None) def _apply_usage_to_output(output: MixRequestFuncOutput, usage: dict[str, Any]) -> int | None: """Apply OpenAI ``usage`` fields to the benchmark output.""" if (pt := _coerce_positive_int(usage.get("prompt_tokens"))) is not None: output.prompt_len = pt completion_tokens = _coerce_positive_int(usage.get("completion_tokens")) if completion_tokens is not None: output.output_tokens = max(int(output.output_tokens or 0), completion_tokens) return completion_tokens def _resolve_token_delta_from_usage( completion_tokens: int | None, completion_tokens_seen: int, ) -> tuple[int, int]: if completion_tokens is None or completion_tokens <= completion_tokens_seen: return 0, completion_tokens_seen delta = completion_tokens - completion_tokens_seen return delta, completion_tokens def _record_text_token_stream_intervals( output: MixRequestFuncOutput, *, timestamp: float, start_time: float, token_delta: int, most_recent_timestamp: float, ) -> float: """Record TTFT/ITL for ``token_delta`` newly generated text tokens.""" if token_delta <= 0: return most_recent_timestamp if output.ttft == 0.0: output.ttft = timestamp - start_time output.text_latency = timestamp - start_time most_recent_timestamp = timestamp if token_delta > 1: output.itl.extend([0.0] * (token_delta - 1)) return most_recent_timestamp interval = max(timestamp - most_recent_timestamp, 0.0) per_token = interval / token_delta output.itl.extend([per_token] * token_delta) output.text_latency = timestamp - start_time return timestamp def _update_output_stage_metrics_from_payload( output: MixRequestFuncOutput, data: dict[str, Any], *, update_output_tokens: bool = True, ) -> None: metrics = data.get("metrics") if not isinstance(metrics, dict): return if update_output_tokens: if (num_tokens_out := _extract_output_tokens_from_metrics(metrics)) is not None: output.output_tokens = max(int(output.output_tokens or 0), num_tokens_out) if isinstance(sid := metrics.get("stage_id"), int): output.stage_id = sid if isinstance(final_output_type := metrics.get("final_output_type"), str): output.final_output_type = final_output_type stage_snapshot = metrics.get("stage_metrics") if isinstance(stage_snapshot, dict): if output.stage_metrics is None: output.stage_metrics = {} output.stage_metrics.update(stage_snapshot) def _image_metrics_from_stage_metrics(metrics: dict[str, Any] | None) -> tuple[int, float, int, float]: if not isinstance(metrics, dict): return 0, 0.0, 0, 0.0 stage_snapshot = metrics.get("stage_metrics") if not isinstance(stage_snapshot, dict): return 0, 0.0, 0, 0.0 image_count = 0 image_generation_ms = 0.0 image_pixels = 0 denoise_step_latency_ms = 0.0 for info in stage_snapshot.values(): if not isinstance(info, dict): continue final_output_type = info.get("final_output_type") output_unit_type = info.get("output_unit_type") if final_output_type not in {"image", "images"} and output_unit_type != "image": continue image_count += int(info.get(defs.OUTPUT_UNIT_COUNT) or 0) image_generation_ms += float(info.get(defs.STAGE_GEN_TIME_MS) or 0.0) image_pixels += int(info.get(defs.IMAGE_PIXELS) or 0) denoise_step_latency_ms = max( denoise_step_latency_ms, float(info.get(defs.DENOISE_STEP_LATENCY_MS) or 0.0), ) return image_count, image_generation_ms, image_pixels, denoise_step_latency_ms def _image_generation_ms_from_content(content: Any) -> float: if not isinstance(content, list): return 0.0 for item in content: if not isinstance(item, dict): continue stage_durations = item.get("stage_durations") if not isinstance(stage_durations, dict): continue gen_values = [ float(value) for key, value in stage_durations.items() if str(key).endswith("_gen_ms") and isinstance(value, (int, float)) ] if gen_values: return max(gen_values) return 0.0 async def async_request_openai_chat_omni_completions( request_func_input: RequestFuncInput, session: aiohttp.ClientSession, pbar: tqdm | None = None, mm_position: Literal["first", "last"] = "last", ) -> MixRequestFuncOutput: api_url = request_func_input.api_url _validate_api_url(api_url, "OpenAI Chat Completions API", "chat/completions") omni_messages = getattr(request_func_input, "omni_chat_messages", None) if omni_messages is not None: messages_payload = omni_messages else: effective_mm_position = getattr(request_func_input, "mm_position", mm_position) content = _get_chat_content(request_func_input, mm_position=effective_mm_position) messages_payload = [{"role": "user", "content": content}] payload = { "model": request_func_input.model_name if request_func_input.model_name else request_func_input.model, "messages": messages_payload, "temperature": 0.0, "max_tokens": request_func_input.output_len, "stream": True, "stream_options": { "include_usage": True, # Per-chunk completion_tokens lets _resolve_token_delta_from_usage # compute the exact token count for each SSE flush. Without this, # one SSE chunk can carry multiple tokens (asyncio coalescing), so # len(itl)+1 < actual_tokens and ITL measures per-chunk latency # (~1.74× tokens_per_chunk) rather than true per-token latency. # NOTE: the vLLM StreamOptions field is "continuous_usage_stats", # NOT "include_continuous_usage". "continuous_usage_stats": True, }, } _update_payload_common(payload, request_func_input) # Seed-TTS via chat: voice-clone fields live on the body; ensure audio is streamed. if getattr(request_func_input, "seed_tts_row", False): if payload.get("modalities") is None: payload["modalities"] = ["text", "audio"] response_format = payload.get("response_format", "wav") if response_format == "pcm": raise ValueError( "pcm response format is not supported yet. \ Please use other formats like wav, mp3, etc. instead." ) headers = { "Content-Type": "application/json", "Authorization": f"Bearer {os.environ.get('OPENAI_API_KEY')}", } _update_headers_common(headers, request_func_input) output = MixRequestFuncOutput() output.prompt_len = request_func_input.prompt_len max_retries = 3 retry_delay = 0.1 for attempt in range(max_retries + 1): # Reset per-attempt state so that retries do not mix partial # outputs or metrics from previous attempts. generated_text = "" # For wav responses, accumulate decoded PCM bytes per chunk # to avoid repeated decode/concat. wav_pcm_buffer = bytearray() wav_audio_params: tuple[int, int, int] | None = None wav_inconsistent_chunk_count = 0 first_inconsistent_wav_params: tuple[int, int, int] | None = None # For non-wav responses, accumulate encoded bytes then decode once. audio_bytes_buffer = bytearray() st = time.perf_counter() output.start_time = st most_recent_timestamp = st timestamp = st audio_generate_time = 0.0 output.itl = [] output.generated_text = "" output.ttft = 0.0 output.audio_ttfp = 0.0 output.audio_duration = 0.0 output.audio_frames = 0 output.audio_rtf = 0.0 output.text_latency = 0.0 output.output_tokens = 0 output.error = "" output.success = False output.stage_metrics = {} output.stage_id = None output.final_output_type = None output.image_count = 0 output.image_generation_time_ms = 0.0 output.image_pixels = 0 output.denoise_step_latency_ms = 0.0 completion_tokens_seen = 0 try: async with session.post(url=api_url, json=payload, headers=headers) as response: if response.status == 200: handler = StreamedResponseHandler() async for chunk_bytes in response.content.iter_any(): # NOTE: Do NOT strip() here; TCP may fragment the SSE messages, # so stripping here can cause problems depending on how it is split. # # Simple example: [b'data: ', b'{json}\n\n'] <- stripping the first # chunk will break SSE parsing because the space after 'data:' is required. if not chunk_bytes: continue messages = handler.add_chunk(chunk_bytes) for message in messages: if type(message) is bytes: message = message.decode("utf-8") # NOTE: SSE comments (often used as pings) start with # a colon. These are not JSON data payload and should # be skipped. if message.startswith(":"): continue chunk = message.removeprefix("data: ") if chunk != "[DONE]": timestamp = time.perf_counter() data = json.loads(chunk) _update_output_stage_metrics_from_payload(output, data) usage = data.get("usage") completion_tokens = None if isinstance(usage, dict): completion_tokens = _apply_usage_to_output(output, usage) if choices := data.get("choices"): modality = data.get("modality") choice = choices[0] delta = choice.get("delta") or {} content = delta.get("content") if not content and isinstance(delta.get("audio"), dict): content = delta["audio"].get("data") if modality == "text": token_delta, completion_tokens_seen = _resolve_token_delta_from_usage( completion_tokens, completion_tokens_seen, ) token_ids = choice.get("token_ids") if token_delta == 0 and token_ids: token_delta = len(token_ids) if completion_tokens is not None: completion_tokens_seen = max( completion_tokens_seen, completion_tokens, ) has_text_content = bool(content) if token_delta == 0 and has_text_content and completion_tokens is None: token_delta = 1 if token_delta > 0: most_recent_timestamp = _record_text_token_stream_intervals( output, timestamp=timestamp, start_time=st, token_delta=token_delta, most_recent_timestamp=most_recent_timestamp, ) if has_text_content: generated_text += content elif modality == "audio": if output.audio_ttfp == 0.0: output.audio_ttfp = timestamp - st audio_generate_time = timestamp - st if content: audio_bytes = base64.b64decode(content) if response_format == "wav": try: with wave.open(io.BytesIO(audio_bytes), "rb") as wav_reader: params = ( wav_reader.getnchannels(), wav_reader.getsampwidth(), wav_reader.getframerate(), ) if wav_audio_params is None: wav_audio_params = params elif wav_audio_params != params: wav_inconsistent_chunk_count += 1 if first_inconsistent_wav_params is None: first_inconsistent_wav_params = params continue wav_pcm_buffer.extend( wav_reader.readframes(wav_reader.getnframes()) ) except Exception as ex: logger.warning("Failed to parse wav audio chunk: %s", ex) else: audio_bytes_buffer.extend(audio_bytes) elif modality == "image": output.image_count += 1 content_image_ms = _image_generation_ms_from_content(content) if content_image_ms > 0: output.image_generation_time_ms += content_image_ms ( metrics_image_count, metrics_image_ms, metrics_image_pixels, metrics_denoise_step_ms, ) = _image_metrics_from_stage_metrics(data.get("metrics")) if metrics_image_count > output.image_count: output.image_count = metrics_image_count if metrics_image_ms > output.image_generation_time_ms: output.image_generation_time_ms = metrics_image_ms if metrics_image_pixels > output.image_pixels: output.image_pixels = metrics_image_pixels if metrics_denoise_step_ms > output.denoise_step_latency_ms: output.denoise_step_latency_ms = metrics_denoise_step_ms if wav_inconsistent_chunk_count > 0: logger.warning( "Dropped %d wav chunks with inconsistent params during benchmark " "(expected=%s, first_inconsistent=%s). " "Audio frames/duration may be undercounted.", wav_inconsistent_chunk_count, wav_audio_params, first_inconsistent_wav_params, ) output.latency = timestamp - st output.generated_text = generated_text if output.itl: # Align text_latency with ITL so TPOT formula and # mean(ITL) are consistent. Do NOT infer output_tokens # from len(itl)+1: one SSE chunk may carry multiple # tokens, so the ITL count understates the real count. output.text_latency = output.ttft + sum(output.itl) audio_duration_sec = 0.0 audio_frames = 0 if response_format == "wav" and wav_pcm_buffer and wav_audio_params is not None: channels, sample_width, frame_rate = wav_audio_params frame_width = sample_width * channels if frame_width > 0: audio_frames = len(wav_pcm_buffer) // frame_width audio_duration_sec = audio_frames / frame_rate else: logger.warning("Audio frame width is zero") elif audio_bytes_buffer: try: from vllm.multimodal.audio import get_audio_duration from vllm.multimodal.media.audio import load_audio waveform, sr = load_audio( io.BytesIO(bytes(audio_bytes_buffer)), sr=None, mono=False, ) audio_duration_sec = get_audio_duration(y=waveform, sr=sr) audio_frames = int(audio_duration_sec * sr) except Exception as ex: logger.warning("Failed to decode accumulated audio bytes: %s", ex) if audio_duration_sec > 0 or audio_frames > 0: output.audio_duration = audio_duration_sec output.audio_frames = audio_frames audio_duration = output.audio_duration if audio_duration > 0: output.audio_rtf = audio_generate_time / output.audio_duration else: output.audio_rtf = 0 logger.warning("Audio duration is zero") if _seed_tts_capture_pcm_for_wer() and getattr(request_func_input, "seed_tts_row", False): try: if response_format == "wav" and wav_pcm_buffer and wav_audio_params is not None: from vllm.multimodal.audio import AudioResampler pcm_channels, pcm_sw, pcm_rate = wav_audio_params pcm = np.frombuffer( bytes(wav_pcm_buffer), dtype=np.int16 if pcm_sw == 2 else np.float32 ) if pcm_channels > 1: pcm = pcm.reshape(-1, pcm_channels).mean(axis=1).astype(pcm.dtype) pcm_f32 = pcm.astype(np.float32) / 32767.0 if pcm.dtype == np.int16 else pcm if pcm_rate != 24000: resampler = AudioResampler(target_sr=24000) pcm_f32 = resampler.resample(pcm_f32, orig_sr=pcm_rate) output.tts_output_pcm_bytes = (pcm_f32 * 32767).astype(np.int16).tobytes() elif audio_bytes_buffer: from vllm.multimodal.media.audio import load_audio waveform, _ = load_audio( io.BytesIO(bytes(audio_bytes_buffer)), sr=24000, mono=True, ) output.tts_output_pcm_bytes = (waveform * 32767).astype(np.int16).tobytes() except Exception as ex: logger.warning("seed_tts WER PCM export failed: %s", ex) output.success = True else: output.error = response.reason or "" output.success = False break except aiohttp.ClientError as e: # transient transport error: may retry output.success = False output.error = traceback.format_exc() if attempt < max_retries: logger.warning( "ClientError in omni benchmark request (will retry): attempt=%d/%d delay=%.2fs: %s", attempt + 1, max_retries + 1, retry_delay, str(e), ) await asyncio.sleep(retry_delay) continue logger.error( "ClientError in omni benchmark request (giving up):\n%s", output.error, ) break except Exception: output.success = False output.error = traceback.format_exc() logger.error(f"ERROR: send request failed, reason is: {output.error}") break if pbar: pbar.update(1) return output async def async_request_openai_image_edits_omni( request_func_input: RequestFuncInput, session: aiohttp.ClientSession, pbar: tqdm | None = None, ) -> MixRequestFuncOutput: """Streaming request to /v1/images/edits for multi-stage image-edit benchmarks.""" api_url = request_func_input.api_url _validate_api_url(api_url, "OpenAI Image Edits API", "images/edits") extra_body = dict(request_func_input.extra_body or {}) model = request_func_input.model_name if request_func_input.model_name else request_func_input.model output = MixRequestFuncOutput() output.prompt_len = request_func_input.prompt_len output.itl = [] output.stage_metrics = {} output.output_tokens = 0 output.image_count = 0 output.image_generation_time_ms = 0.0 output.image_pixels = 0 output.denoise_step_latency_ms = 0.0 form = aiohttp.FormData() form.add_field("model", model) form.add_field("prompt", request_func_input.prompt) form.add_field("response_format", "b64_json") form.add_field("output_format", str(extra_body.get("output_format", "png"))) form.add_field("stream", "true") size = extra_body.get("size") if size is None: width, height = extra_body.get("width"), extra_body.get("height") size = f"{width}x{height}" if width is not None and height is not None else "auto" form.add_field("size", str(size)) _add_image_edit_extra_body_to_form(form, extra_body) try: image_inputs = list(_iter_image_edit_inputs(request_func_input.multi_modal_content)) if not image_inputs: raise ValueError( "openai-image-edits-omni requires image multimodal content. " "For synthetic inputs, use --dataset-name random-mm with an image bucket." ) for image_input in image_inputs: _add_image_edit_input_to_form(form, image_input) except Exception: output.success = False output.error = traceback.format_exc() if pbar: pbar.update(1) return output headers = { "Authorization": f"Bearer {os.environ.get('OPENAI_API_KEY')}", } _update_headers_common(headers, request_func_input) st = time.perf_counter() output.start_time = st timestamp = st most_recent_text_timestamp = st generated_text = "" try: async with session.post(url=api_url, data=form, headers=headers) as response: if response.status == 200: handler = StreamedResponseHandler() async for chunk_bytes in response.content.iter_any(): if not chunk_bytes: continue for message in handler.add_chunk(chunk_bytes): if type(message) is bytes: message = message.decode("utf-8") if message.startswith(":"): continue chunk = message.removeprefix("data: ") if chunk == "[DONE]": continue timestamp = time.perf_counter() data = json.loads(chunk) _update_output_stage_metrics_from_payload( output, data, update_output_tokens=(data.get("type") == "ar_delta"), ) chunk_type = data.get("type") if chunk_type == "ar_delta": if output.ttft == 0.0: output.ttft = timestamp - st else: output.itl.append(timestamp - most_recent_text_timestamp) delta = data.get("delta") or "" generated_text += delta most_recent_text_timestamp = timestamp output.text_latency = timestamp - st elif chunk_type == "image": image_data = data.get("data") output.image_count += len(image_data) if isinstance(image_data, list) else 1 content_image_ms = _image_generation_ms_from_content(data.get("data")) if content_image_ms > 0: output.image_generation_time_ms += content_image_ms ( metrics_image_count, metrics_image_ms, metrics_image_pixels, metrics_denoise_step_ms, ) = _image_metrics_from_stage_metrics(data.get("metrics")) if metrics_image_count > output.image_count: output.image_count = metrics_image_count if metrics_image_ms > output.image_generation_time_ms: output.image_generation_time_ms = metrics_image_ms if metrics_image_pixels > output.image_pixels: output.image_pixels = metrics_image_pixels if metrics_denoise_step_ms > output.denoise_step_latency_ms: output.denoise_step_latency_ms = metrics_denoise_step_ms output.latency = timestamp - st output.generated_text = generated_text output.success = True else: output.error = f"HTTP {response.status}: {await response.text()}" output.success = False except Exception: output.success = False output.error = traceback.format_exc() logger.error(f"ERROR: send image edit request failed, reason is: {output.error}") if pbar: pbar.update(1) return output async def async_request_openai_audio_speech( request_func_input: RequestFuncInput, session: aiohttp.ClientSession, pbar: tqdm | None = None ) -> MixRequestFuncOutput: """Streaming request to /v1/audio/speech endpoint. Sends ``stream=true`` with ``stream_format=audio`` and ``response_format=pcm`` so the server returns raw PCM chunks as they are decoded. This allows measuring TTFP (time to first audio packet) separately from E2EL. """ api_url = request_func_input.api_url _validate_api_url(api_url, "OpenAI Audio Speech API", "audio/speech") payload = { "model": request_func_input.model_name if request_func_input.model_name else request_func_input.model, "input": request_func_input.prompt, "stream": True, "stream_format": "audio", "response_format": "pcm", } _update_payload_common(payload, request_func_input) # Seed-TTS + WER: ``--extra-body`` may set stream=false / other formats; speech must stream PCM. if getattr(request_func_input, "seed_tts_row", False) and _seed_tts_capture_pcm_for_wer(): payload["stream"] = True payload["stream_format"] = "audio" payload["response_format"] = "pcm" headers = { "Content-Type": "application/json", "Authorization": f"Bearer {os.environ.get('OPENAI_API_KEY')}", } _update_headers_common(headers, request_func_input) output = MixRequestFuncOutput() output.prompt_len = request_func_input.prompt_len # PCM format: 16-bit signed; sample_rate/channels are model-dependent. sample_rate, channels = defs.stream_pcm_format_from_env() sample_width = 2 # 16-bit = 2 bytes st = time.perf_counter() output.start_time = st total_pcm_bytes = 0 capture_wer_pcm = _seed_tts_capture_pcm_for_wer() and getattr(request_func_input, "seed_tts_row", False) pcm_capture = bytearray() if capture_wer_pcm else None chunk_arrival_times_s: list[float] = [] chunk_sizes: list[int] = [] try: async with session.post(url=api_url, json=payload, headers=headers) as response: if response.status == 200: async for chunk in response.content.iter_any(): if not chunk: continue timestamp = time.perf_counter() if output.audio_ttfp == 0.0: # TTS speech endpoint emits no text tokens, so TTFT is # not defined here; only audio TTFP is meaningful. output.audio_ttfp = timestamp - st total_pcm_bytes += len(chunk) chunk_arrival_times_s.append(timestamp - st) chunk_sizes.append(len(chunk)) if pcm_capture is not None: pcm_capture.extend(chunk) end_time = time.perf_counter() output.latency = end_time - st total_samples = total_pcm_bytes // (sample_width * channels) output.audio_duration = total_samples / sample_rate output.audio_frames = total_samples if output.audio_duration > 0: output.audio_rtf = output.latency / output.audio_duration else: output.audio_rtf = 0 logger.warning("Audio duration is zero") continuity = compute_continuity_stats( chunk_arrival_times_s=chunk_arrival_times_s, chunk_bytes=chunk_sizes, sample_rate=sample_rate, sample_width=sample_width, channels=channels, threshold_s=_audio_continuity_threshold_s(), ) output.audio_underrun_s = continuity.max_underrun_s output.audio_continuity_ok = continuity.is_continuous output.audio_underrun_event_count = continuity.underrun_event_count if pcm_capture is not None and pcm_capture: try: output.tts_output_pcm_bytes = _pcm_s16le_to_seed_tts_wer_bytes( bytes(pcm_capture), sample_rate=sample_rate, channels=channels, ) except Exception as ex: logger.warning("Seed-TTS WER PCM normalization failed: %s", ex) output.tts_output_pcm_bytes = bytes(pcm_capture) elif capture_wer_pcm: ct = response.headers.get("Content-Type", "") logger.warning( "Seed-TTS WER: HTTP 200 but no PCM bytes (Content-Type=%r, url=%s). " "Check stream=true, stream_format=audio, and response_format=pcm on the server.", ct, api_url, ) output.success = True else: output.error = response.reason or "" output.success = False except Exception: output.success = False output.error = traceback.format_exc() logger.error(f"ERROR: send request failed, reason is: {output.error}") if pbar: pbar.update(1) return output ASYNC_REQUEST_FUNCS["openai-chat-omni"] = async_request_openai_chat_omni_completions if "openai-chat-omni" not in OPENAI_COMPATIBLE_BACKENDS: OPENAI_COMPATIBLE_BACKENDS.append("openai-chat-omni") ASYNC_REQUEST_FUNCS["openai-audio-speech"] = async_request_openai_audio_speech if "openai-audio-speech" not in OPENAI_COMPATIBLE_BACKENDS: OPENAI_COMPATIBLE_BACKENDS.append("openai-audio-speech") ASYNC_REQUEST_FUNCS["openai-image-edits-omni"] = async_request_openai_image_edits_omni if "openai-image-edits-omni" not in OPENAI_COMPATIBLE_BACKENDS: OPENAI_COMPATIBLE_BACKENDS.append("openai-image-edits-omni") # Daily-Omni backend for audio-visual reasoning benchmark # Reuses openai-chat-omni completions for video+text understanding ASYNC_REQUEST_FUNCS["daily-omni"] = async_request_openai_chat_omni_completions if "daily-omni" not in OPENAI_COMPATIBLE_BACKENDS: OPENAI_COMPATIBLE_BACKENDS.append("daily-omni") # ruff: noqa: E402 # Prevent import order from causing patch failures from vllm.benchmarks import serve from vllm.benchmarks.lib.ready_checker import wait_for_endpoint from vllm.benchmarks.serve import TaskType, calculate_metrics_for_embeddings, get_request from vllm_omni.benchmarks.metrics.metrics import ( MultiModalsBenchmarkMetrics, calculate_metrics, ) # ruff: noqa: E402 benchmark_old = serve.benchmark def _merge_overrides(base: dict | None, overrides: dict | None) -> dict | None: """Merge benchmark extra_body with per-request overrides. vLLM 0.24 removed the private helper from ``vllm.benchmarks.serve``. Keep the same shallow-merge behavior here, with request overrides winning. """ if not base and not overrides: return None merged = dict(base or {}) merged.update(overrides or {}) return merged async def benchmark( task_type: TaskType, endpoint_type: str, api_url: str, base_url: str, model_id: str, model_name: str, tokenizer: TokenizerLike | None, input_requests: list[SampleRequest], logprobs: int | None, request_rate: float, burstiness: float, disable_tqdm: bool, num_warmups: int, profile: bool, selected_percentile_metrics: list[str], selected_percentiles: list[float], ignore_eos: bool, goodput_config_dict: dict[str, float], max_concurrency: int | None, lora_modules: Iterable[str] | None, extra_headers: dict | None, extra_body: dict | None, lora_assignment: Literal["random", "round-robin"] = "random", ramp_up_strategy: Literal["linear", "exponential"] | None = None, ramp_up_start_rps: int | None = None, ramp_up_end_rps: int | None = None, ready_check_timeout_sec: int = 600, ssl_context: ssl.SSLContext | bool | None = None, self_timed: bool = False, ): try: request_func = ASYNC_REQUEST_FUNCS[endpoint_type] except KeyError: raise ValueError(f"Unknown backend: {endpoint_type}") from None # Reuses connections across requests to reduce TLS handshake overhead. ssl_setting = ssl_context if ssl_context is not None else ("https://" in api_url) connector = aiohttp.TCPConnector( limit=max_concurrency or 0, limit_per_host=max_concurrency or 0, ttl_dns_cache=300, use_dns_cache=True, enable_cleanup_closed=True, force_close=True, ssl=ssl_setting, ) session = aiohttp.ClientSession( connector=connector, trust_env=True, timeout=aiohttp.ClientTimeout(total=6 * 60 * 60), ) print("Starting initial single prompt test run...") test_prompt, test_prompt_len, test_output_len, test_mm_content = ( input_requests[0].prompt, input_requests[0].prompt_len, input_requests[0].expected_output_len, input_requests[0].multi_modal_data, ) test_extra_body = _merge_overrides(extra_body, input_requests[0].request_overrides) test_chat_messages = input_requests[0].chat_messages assert ( test_mm_content is None or isinstance(test_mm_content, dict) or (isinstance(test_mm_content, list) and all(isinstance(item, dict) for item in test_mm_content)) ), "multi_modal_data must be a dict or list[dict]" test_input = RequestFuncInput( model=model_id, model_name=model_name, prompt=test_prompt, api_url=api_url, prompt_len=test_prompt_len, output_len=test_output_len, logprobs=logprobs, multi_modal_content=test_mm_content, ignore_eos=ignore_eos, extra_headers=extra_headers, extra_body=test_extra_body, chat_messages=test_chat_messages, ) _attach_daily_omni_to_request_func_input(input_requests[0], test_input) _attach_seed_tts_to_request_func_input(input_requests[0], test_input) if ready_check_timeout_sec > 0: test_output = await wait_for_endpoint( request_func, test_input, session, timeout_seconds=ready_check_timeout_sec, ) if not test_output.success: raise ValueError( "Initial test run failed - Please make sure benchmark " "arguments are correctly specified. " f"Error: {test_output.error}" ) else: print("Initial test run completed.") else: print("Skipping endpoint ready check.") if num_warmups > 0: print(f"Warming up with {num_warmups} requests...") warmup_pbar = None if disable_tqdm else tqdm(total=num_warmups) warmup_semaphore = asyncio.Semaphore(max_concurrency) if max_concurrency else contextlib.nullcontext() warmup_tasks = [] async def warmup_limited_request_func(): async with warmup_semaphore: return await request_func(request_func_input=test_input, session=session, pbar=warmup_pbar) for _ in range(num_warmups): request_task = asyncio.create_task(warmup_limited_request_func()) warmup_tasks.append(request_task) _ = await asyncio.gather(*warmup_tasks) if warmup_pbar is not None: warmup_pbar.close() print("Warmup run completed.") print("Starting main benchmark run...") if lora_modules: lora_modules_list = list(lora_modules) if lora_assignment == "round-robin": lora_modules = iter([lora_modules_list[i % len(lora_modules_list)] for i in range(len(input_requests))]) else: lora_modules = iter([random.choice(lora_modules_list) for _ in range(len(input_requests))]) if profile: print("Starting profiler...") profile_input = RequestFuncInput( model=model_id, model_name=model_name, prompt=test_prompt, api_url=base_url + "/start_profile", prompt_len=test_prompt_len, output_len=test_output_len, logprobs=logprobs, multi_modal_content=test_mm_content, ignore_eos=ignore_eos, extra_headers=extra_headers, extra_body=test_extra_body, chat_messages=test_chat_messages, ) _attach_daily_omni_to_request_func_input(input_requests[0], profile_input) _attach_seed_tts_to_request_func_input(input_requests[0], profile_input) profile_output = await request_func(request_func_input=profile_input, session=session) if profile_output.success: print("Profiler started") distribution = "Poisson process" if burstiness == 1.0 else "Gamma distribution" if ramp_up_strategy is not None: print(f"Traffic ramp-up strategy: {ramp_up_strategy}.") print( f"Will increase RPS from {ramp_up_start_rps} to {ramp_up_end_rps} RPS over the duration of the benchmark." ) else: print(f"Traffic request rate: {request_rate}") print(f"Burstiness factor: {burstiness} ({distribution})") print(f"Maximum request concurrency: {max_concurrency}") pbar = None if disable_tqdm else tqdm(total=len(input_requests)) semaphore = asyncio.Semaphore(max_concurrency) if max_concurrency else contextlib.nullcontext() async def limited_request_func(request_func_input, session, pbar): async with semaphore: return await request_func(request_func_input=request_func_input, session=session, pbar=pbar) benchmark_start_time = time.perf_counter() tasks: list[asyncio.Task] = [] rps_change_events = [] last_int_rps = -1 if ramp_up_strategy is not None and ramp_up_start_rps is not None: last_int_rps = ramp_up_start_rps rps_change_events.append( { "rps": last_int_rps, "timestamp": datetime.now().isoformat(), } ) async for request, current_request_rate in get_request( input_requests, request_rate, burstiness, ramp_up_strategy, ramp_up_start_rps, ramp_up_end_rps, self_timed, ): if ramp_up_strategy is not None: current_int_rps = int(current_request_rate) if current_int_rps > last_int_rps: timestamp = datetime.now().isoformat() for rps_val in range(last_int_rps + 1, current_int_rps + 1): rps_change_events.append({"rps": rps_val, "timestamp": timestamp}) last_int_rps = current_int_rps prompt, prompt_len, output_len, mm_content, request_id = ( request.prompt, request.prompt_len, request.expected_output_len, request.multi_modal_data, request.request_id, ) per_request_extra_body = _merge_overrides(extra_body, request.request_overrides) req_model_id, req_model_name = model_id, model_name if lora_modules: req_lora_module = next(lora_modules) req_model_id, req_model_name = req_lora_module, req_lora_module request_func_input = RequestFuncInput( model=req_model_id, model_name=req_model_name, prompt=prompt, api_url=api_url, prompt_len=prompt_len, output_len=output_len, logprobs=logprobs, multi_modal_content=mm_content, ignore_eos=ignore_eos, extra_headers=extra_headers, extra_body=per_request_extra_body, request_id=request_id, chat_messages=request.chat_messages, ) _attach_daily_omni_to_request_func_input(request, request_func_input) _attach_seed_tts_to_request_func_input(request, request_func_input) tasks.append( asyncio.create_task(limited_request_func(request_func_input=request_func_input, session=session, pbar=pbar)) ) outputs: list[MixRequestFuncOutput] = await asyncio.gather(*tasks) if pbar is not None: pbar.close() benchmark_duration = time.perf_counter() - benchmark_start_time if task_type == TaskType.GENERATION: metrics, actual_output_lens = calculate_metrics( input_requests=input_requests, outputs=outputs, dur_s=benchmark_duration, tokenizer=tokenizer, selected_percentiles=selected_percentiles, goodput_config_dict=goodput_config_dict, task_type=task_type, selected_percentile_metrics=selected_percentile_metrics, max_concurrency=max_concurrency, request_rate=request_rate, benchmark_duration=benchmark_duration, print_stage=_PRINT_STAGE, ) else: metrics = calculate_metrics_for_embeddings( outputs=outputs, dur_s=benchmark_duration, selected_percentiles=selected_percentiles, ) actual_output_lens = 0 if isinstance(metrics, MultiModalsBenchmarkMetrics): result = { "duration": benchmark_duration, "completed": metrics.completed, "failed": metrics.failed, "total_input_tokens": metrics.total_input, "total_output_tokens": metrics.total_output, "request_throughput": metrics.request_throughput, "request_goodput": metrics.request_goodput if goodput_config_dict else None, "output_throughput": metrics.output_throughput, "total_token_throughput": metrics.total_token_throughput, defs.TOTAL_AUDIO_DURATION_S: getattr(metrics, defs.TOTAL_AUDIO_DURATION_S), defs.TOTAL_AUDIO_FRAMES: getattr(metrics, defs.TOTAL_AUDIO_FRAMES), defs.AUDIO_THROUGHPUT: getattr(metrics, defs.AUDIO_THROUGHPUT), defs.TOTAL_IMAGES: getattr(metrics, defs.TOTAL_IMAGES), defs.IMAGE_THROUGHPUT: getattr(metrics, defs.IMAGE_THROUGHPUT), defs.AVERAGE_PIXELS_PER_IMAGE: getattr(metrics, defs.AVERAGE_PIXELS_PER_IMAGE), defs.MEAN_DENOISE_STEP_LATENCY_MS: getattr(metrics, defs.MEAN_DENOISE_STEP_LATENCY_MS), "input_lens": [output.prompt_len for output in outputs], "start_times": [output.start_time for output in outputs], "output_lens": actual_output_lens, "ttfts": [output.ttft for output in outputs], "itls": [output.itl for output in outputs], "generated_texts": [output.generated_text for output in outputs], "errors": [output.error for output in outputs], "max_output_tokens_per_s": metrics.max_output_tokens_per_s, "max_concurrent_requests": metrics.max_concurrent_requests, "rtfx": metrics.rtfx, } else: result = { "duration": benchmark_duration, "completed": metrics.completed, "total_input_tokens": metrics.total_input, "request_throughput": metrics.request_throughput, "total_token_throughput": metrics.total_token_throughput, "input_lens": [output.prompt_len for output in outputs], "errors": [output.error for output in outputs], } from vllm_omni.benchmarks.data_modules.daily_omni_eval import ( compute_daily_omni_accuracy_metrics, print_daily_omni_accuracy_summary, ) _save_items = os.environ.get("DAILY_OMNI_SAVE_EVAL_ITEMS", "").lower() in ( "1", "true", "yes", ) _daily_acc = compute_daily_omni_accuracy_metrics(input_requests, outputs, include_per_item=_save_items) if _daily_acc is not None: result.update(_daily_acc) print_daily_omni_accuracy_summary(_daily_acc) if _seed_tts_capture_pcm_for_wer(): from vllm_omni.benchmarks.data_modules.seed_tts_eval import ( compute_seed_tts_wer_metrics, print_seed_tts_wer_summary, ) _save_wer = os.environ.get("SEED_TTS_WER_SAVE_ITEMS", "").lower() in ( "1", "true", "yes", ) _wer_m = compute_seed_tts_wer_metrics(input_requests, outputs, include_per_item=_save_wer) if _wer_m is not None: result.update(_wer_m) print_seed_tts_wer_summary(_wer_m) if rps_change_events: result["rps_change_events"] = rps_change_events result_percentile_metrics: list[str] = [] if "ttft" in selected_percentile_metrics: result_percentile_metrics.append("ttft") if "tpot" in selected_percentile_metrics or "tpop" in selected_percentile_metrics: result_percentile_metrics.append("tpot") if "itl" in selected_percentile_metrics: result_percentile_metrics.append("itl") if "e2el" in selected_percentile_metrics: result_percentile_metrics.append("e2el") for metric in selected_percentile_metrics: if metric.startswith("audio") and metric not in result_percentile_metrics: result_percentile_metrics.append(metric) def process_one_metric( # E.g., "ttft" metric_attribute_name: str, ): # This function prints and adds statistics of the specified # metric. if metric_attribute_name not in result_percentile_metrics: return # No text tokens generated (e.g. pure TTS speech endpoint): per-token # latency metrics (ttft/tpot/itl) are undefined, so skip them. is_text_token_metric = not (metric_attribute_name == "e2el" or metric_attribute_name.startswith("audio")) if is_text_token_metric and getattr(metrics, "total_output", 0) == 0: return is_audio_rtf = metric_attribute_name == defs.AUDIO_RTF is_audio_duration_or_underrun = metric_attribute_name in (defs.AUDIO_DURATION, defs.AUDIO_UNDERRUN) suffix = "_ms" if is_audio_duration_or_underrun: suffix = "_s" elif is_audio_rtf: suffix = "" mean_attr_name = f"mean_{metric_attribute_name}{suffix}" mean_value = getattr(metrics, mean_attr_name, 0.0) result[mean_attr_name] = mean_value median_attr_name = f"median_{metric_attribute_name}{suffix}" median_value = getattr(metrics, median_attr_name, 0.0) result[median_attr_name] = median_value for p, value in getattr(metrics, f"percentiles_{metric_attribute_name}{suffix}", None) or []: p_word = str(int(p)) if int(p) == p else str(p) result[f"p{p_word}_{metric_attribute_name}{suffix}"] = value if task_type == TaskType.GENERATION: for metric in result_percentile_metrics: process_one_metric(metric) else: result_percentile_metrics.append("e2el") process_one_metric("e2el") if profile: print("Stopping profiler...") profile_input = RequestFuncInput( model=model_id, prompt=test_prompt, api_url=base_url + "/stop_profile", prompt_len=test_prompt_len, output_len=test_output_len, logprobs=logprobs, extra_body=test_extra_body, chat_messages=test_chat_messages, ) profile_output = await request_func(request_func_input=profile_input, session=session) if profile_output.success: print("Profiler stopped") await session.close() return result serve.benchmark = benchmark