• [^] # Re: Il y a peut-être autre chose qui utilise des ressources

    Posté par . En réponse au message Probleme de performance.. Évalué à 2.

    Bien vu,

    j'avais oublié quelques processus lourds...

    j'ai refais le benchmark avec 0 charge.

    Je le met en dessous.

    Il montre que y'a un probleme au niveau de la mémoire. Quelques sont les optimisations possible pour les acces RAM ?

    System Information
    Platform: Linux x86 (32-bit)
    Compiler: GCC 4.1.2 20070925 (Red Hat 4.1.2-33)
    Operating System: Linux 2.6.36-vigilant i686
    Model: Linux PC (Intel Atom N270)
    Motherboard: Unknown Motherboard
    Processor: Intel Atom N270
    Processor ID: GenuineIntel Family 6 Model 28 Stepping 2
    Logical Processors: 2
    Physical Processors: 1
    Processor Frequency: 1.60 GHz
    L1 Instruction Cache: 0.00 B
    L1 Data Cache: 0.00 B
    L2 Cache: 512 KB
    L3 Cache: 0.00 B
    Bus Frequency: 0.00 Hz
    Memory: 996 MB
    Memory Type: N/A
    SIMD: 1
    BIOS: N/A
    Processor Model: Intel(R) Atom(TM) CPU N270 @ 1.60GHz
    Processor Cores: 2

    Integer
    Blowfish
    single-threaded scalar 717 ||
    multi-threaded scalar 1194 ||||
    Text Compress
    single-threaded scalar 725 ||
    multi-threaded scalar 1049 ||||
    Text Decompress
    single-threaded scalar 784 |||
    multi-threaded scalar 1162 ||||
    Image Compress
    single-threaded scalar 626 ||
    multi-threaded scalar 917 |||
    Image Decompress
    single-threaded scalar 499 |
    multi-threaded scalar 704 ||
    Lua
    single-threaded scalar 771 |||
    multi-threaded scalar 1130 ||||

    Floating Point
    Mandelbrot
    single-threaded scalar 485 |
    multi-threaded scalar 914 |||
    Dot Product
    single-threaded scalar 939 |||
    multi-threaded scalar 1703 ||||||
    single-threaded vector 879 |||
    multi-threaded vector 1850 |||||||
    LU Decomposition
    single-threaded scalar 338 |
    multi-threaded scalar 341 |
    Primality Test
    single-threaded scalar 716 ||
    multi-threaded scalar 971 |||
    Sharpen Image
    single-threaded scalar 1033 ||||
    multi-threaded scalar 1801 |||||||
    Blur Image
    single-threaded scalar 1087 ||||
    multi-threaded scalar 1929 |||||||

    Memory
    Read Sequential
    single-threaded scalar 1767 |||||||
    Write Sequential
    single-threaded scalar 1526 ||||||
    Stdlib Allocate
    single-threaded scalar 808 |||
    Stdlib Write
    single-threaded scalar 503 ||
    Stdlib Copy
    single-threaded scalar 1007 ||||

    Stream
    Stream Copy
    single-threaded scalar 1121 ||||
    single-threaded vector 1214 ||||
    Stream Scale
    single-threaded scalar 720 ||
    single-threaded vector 1191 ||||
    Stream Add
    single-threaded scalar 887 |||
    single-threaded vector 1367 |||||
    Stream Triad
    single-threaded scalar 699 ||
    single-threaded vector 1014 ||||

    Integer Score: 856 |||
    Floating Point Score: 1070 ||||
    Memory Score: 1122 ||||
    Stream Score: 1026 ||||

    Overall Geekbench Score: 1001 ||||