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  1. #1
    Join Date
    Jan 2002
    Posts
    44

    Angry

    hi all,
    How many DBWR processes are started at instance startup?
    a. 1
    b. operating system dependent
    c. async_write + 1
    d. async_read + 1
    e. DB_WRITERS

    answer is e
    i haven't understood!!

    please explain.
    thanku very much
    thanks a lot

  2. #2
    Join Date
    Jun 2000
    Location
    Madrid, Spain
    Posts
    7,448
    because it's determined by that parameter.... what is confusing you???

  3. #3
    Join Date
    Jun 2001
    Location
    Helsinki. Finland
    Posts
    3,938
    However, if async I/O is enabled then the DB_WRITERS parameter is ignored and only the primary DBWR is started.

    In 8i, you start multiple db_writers with the init.ora parameter: db_writer_processes

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