D:\MySQL5.5\bin>mysqld --install mysql --defaults-file="D:/MySQL5.5/d_base/my.ini"

    [client]

    port=3007

    [mysql]

    #default-character-set=utf8

    [mysqld]

    port=3007

    basedir="D:/MySQL5.5/"

    datadir="D:/MySQL5.5/data/"

    default-storage-engine=MYISAM

    sql-mode="NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION"

    max_connections=3000

    query_cache_size=128M

    tmp_table_size=128M

    thread_cache_size=32

    thread_concurrency = 16

    key_buffer = 384M

    max_allowed_packet = 1M

    table_cache = 512

    sort_buffer_size = 8M

    read_buffer_size = 8M

    read_rnd_buffer_size = 8M

    myisam_max_sort_file_size=10G

    myisam_sort_buffer_size=128M