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Profil initial (gprof) de banque.c avant optimisation

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Version d'origine : 3,05 s en -O2 (médiane de 5 exécutions), empreinte
ff68d260a7a58441.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
Ryad Mehiri
2026-10-21 10:41:44 +02:00
parent e337ed5236
commit 3a29495281
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.gitignore
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# Fichiers produits par la compilation et l'exécution
banque
banque_pg
banque_eval
*.exe
*.o
gmon.out
rapport.txt
profil_avant.txt
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Flat profile:
Each sample counts as 0.01 seconds.
% cumulative self self total
time seconds seconds calls s/call s/call name
37.93 14.45 14.45 _mcount_private
24.41 23.75 9.30 1 9.30 9.30 trier_par_montant
9.17 27.25 3.50 1 3.50 3.50 nb_facons_rendre
9.00 30.68 3.43 6017 0.00 0.00 longueur
5.77 32.88 2.20 30000 0.00 0.00 rechercher_par_id
5.25 34.88 2.00 __fentry__
4.72 36.67 1.80 1 1.80 1.80 nb_paires_opposees
2.10 37.48 0.80 1 0.80 0.80 meilleure_periode
0.58 37.70 0.22 1 0.22 0.22 nb_clients_distincts
0.58 37.91 0.22 1 0.22 0.22 total_par_client
0.26 38.02 0.10 1 0.10 0.10 total_par_jour
0.14 38.07 0.06 30000 0.00 0.00 categorie
0.08 38.10 0.03 main
0.00 38.10 0.00 149998 0.00 0.00 alea
0.00 38.10 0.00 6017 0.00 0.00 ajouter_ligne
0.00 38.10 0.00 1 0.00 0.00 empreinte
0.00 38.10 0.00 1 0.00 0.00 generer_transactions
Call graph
granularity: each sample hit covers 4 byte(s) for 0.03% of 38.10 seconds
index % time self children called name
<spontaneous>
[1] 56.8 0.03 21.62 main [1]
9.30 0.00 1/1 trier_par_montant [3]
3.50 0.00 1/1 nb_facons_rendre [4]
0.00 3.43 6017/6017 ajouter_ligne [5]
2.20 0.00 30000/30000 rechercher_par_id [7]
1.80 0.00 1/1 nb_paires_opposees [9]
0.80 0.00 1/1 meilleure_periode [10]
0.22 0.00 1/1 nb_clients_distincts [11]
0.22 0.00 1/1 total_par_client [12]
0.10 0.00 1/1 total_par_jour [13]
0.06 0.00 30000/30000 categorie [14]
0.00 0.00 1/1 generer_transactions [17]
0.00 0.00 1/1 empreinte [16]
-----------------------------------------------
<spontaneous>
[2] 37.9 14.45 0.00 _mcount_private [2]
-----------------------------------------------
9.30 0.00 1/1 main [1]
[3] 24.4 9.30 0.00 1 trier_par_montant [3]
-----------------------------------------------
266723738 nb_facons_rendre [4]
3.50 0.00 1/1 main [1]
[4] 9.2 3.50 0.00 1+266723738 nb_facons_rendre [4]
266723738 nb_facons_rendre [4]
-----------------------------------------------
0.00 3.43 6017/6017 main [1]
[5] 9.0 0.00 3.43 6017 ajouter_ligne [5]
3.43 0.00 6017/6017 longueur [6]
-----------------------------------------------
3.43 0.00 6017/6017 ajouter_ligne [5]
[6] 9.0 3.43 0.00 6017 longueur [6]
-----------------------------------------------
2.20 0.00 30000/30000 main [1]
[7] 5.8 2.20 0.00 30000 rechercher_par_id [7]
-----------------------------------------------
<spontaneous>
[8] 5.2 2.00 0.00 __fentry__ [8]
-----------------------------------------------
1.80 0.00 1/1 main [1]
[9] 4.7 1.80 0.00 1 nb_paires_opposees [9]
-----------------------------------------------
0.80 0.00 1/1 main [1]
[10] 2.1 0.80 0.00 1 meilleure_periode [10]
-----------------------------------------------
0.22 0.00 1/1 main [1]
[11] 0.6 0.22 0.00 1 nb_clients_distincts [11]
-----------------------------------------------
0.22 0.00 1/1 main [1]
[12] 0.6 0.22 0.00 1 total_par_client [12]
-----------------------------------------------
0.10 0.00 1/1 main [1]
[13] 0.3 0.10 0.00 1 total_par_jour [13]
-----------------------------------------------
0.06 0.00 30000/30000 main [1]
[14] 0.1 0.06 0.00 30000 categorie [14]
-----------------------------------------------
0.00 0.00 149998/149998 generer_transactions [17]
[15] 0.0 0.00 0.00 149998 alea [15]
-----------------------------------------------
0.00 0.00 1/1 main [1]
[16] 0.0 0.00 0.00 1 empreinte [16]
-----------------------------------------------
0.00 0.00 1/1 main [1]
[17] 0.0 0.00 0.00 1 generer_transactions [17]
0.00 0.00 149998/149998 alea [15]
-----------------------------------------------
Index by function name
[8] __fentry__ [17] generer_transactions [9] nb_paires_opposees
[2] _mcount_private [6] longueur [7] rechercher_par_id
[5] ajouter_ligne [1] main [12] total_par_client
[15] alea [10] meilleure_periode [13] total_par_jour
[14] categorie [11] nb_clients_distincts [3] trier_par_montant
[16] empreinte [4] nb_facons_rendre