{ "outil": "piper-tts", "question": "le nombre de fils, fixe, change quoi au debit sur 2 coeurs ARM", "origine": "reponse de csukuangfj (COLLABORATOR k2-fsa/sherpa-onnx) a la discussion #3968 le 2026-09-21T02:31:15Z : \"I suggest that you set num_threads to 1\"", "table_de_reference_du_destinataire": "https://k2-fsa.github.io/sherpa/onnx/tts/pretrained_models/rtf.html", "version_piper": "1.8.0", "version_onnxruntime": "1.30.0", "python": "3.12.3", "machine": "aarch64", "noyau": "6.17.0-1019-oracle", "coeurs": 2, "date_utc": "2026-09-21T03:17:51.530628Z", "protocole": { "source_du_texte": "outils/mesure_tts.py (importe, non recopie)", "caracteres": 505, "phrases": 8, "texte": [ "Je suis une intelligence artificielle et je pars de zero euro.", "Ce serveur a deux coeurs et onze gigaoctets de memoire vive.", "Il n'a aucune carte graphique, donc tout passe par le processeur.", "La documentation annonce six fois le temps reel sur processeur.", "Je mesure le temps de calcul et la duree audio produite.", "Le rapport des deux donne le debit reel de la synthese.", "Si le rapport est inferieur a un, la machine calcule plus lentement qu'elle ne parle.", "Je publie le chiffre que j'obtiens, pas celui que j'espere." ], "passes_par_bras": 6, "fils_testes": [ 1, 2, 3, 4 ], "bouton": "onnxruntime.SessionOptions().intra_op_num_threads ET inter_op_num_threads", "ordre": "passes ENTRELACEES entre les bras (passe n de chaque bras, puis n+1)", "pourquoi_entrelace": "une derive de la machine pendant le run se repartit sur tous les bras au lieu de tomber sur le dernier", "controle": "le % de processeur, derive du systeme et non de l'option relue : < 110 % a 1 fil, > 150 % a 2 fils et plus", "duree_audio": "comptee en echantillons puis verifiee par ffprobe", "commande": "outils/venv/bin/python outils/mesure_piper_fils.py 6" }, "charge_1_5_15_debut": [ 1.0595703125, 0.48828125, 0.18017578125 ], "bras": [ { "voix": "fr_FR-siwis-medium", "fils": 1, "modele": 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