ORA-27070: skgfdisp: async read/write failed
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Thread: ORA-27070: skgfdisp: async read/write failed

  1. #1
    Join Date
    May 2007
    Posts
    1

    ORA-27070: skgfdisp: async read/write failed

    Hi All

    Having I/O error while starting up the DB - OS is Win2K. Please find below the trace file and also the error messages.

    open_cursors = 300
    ifile = E:\oracle\admin\CRIMES\pfile\init.ora
    PMON started with pid=2
    DBW0 started with pid=3
    LGWR started with pid=4
    CKPT started with pid=5
    SMON started with pid=6
    RECO started with pid=7
    Mon May 21 09:38:13 2007
    starting up 1 shared server(s) ...
    starting up 1 dispatcher(s) for network address '(ADDRESS=(PARTIAL=YES)(PROTOCOL=TCP))'...
    starting up 1 dispatcher(s) for network address '(ADDRESS=(PARTIAL=YES)(PROTOCOL=TCP))'...
    starting up 1 dispatcher(s) for network address '(ADDRESS=(PARTIAL=YES)(PROTOCOL=TCP))'...
    Mon May 21 09:38:14 2007
    alter database mount exclusive
    Mon May 21 09:38:22 2007
    Successful mount of redo thread 1, with mount id 1746457672.
    Mon May 21 09:38:22 2007
    Database mounted in Exclusive Mode.
    Completed: alter database mount exclusive
    Mon May 21 09:38:22 2007
    alter database open
    Mon May 21 09:38:23 2007
    Beginning crash recovery of 1 threads
    Mon May 21 09:38:23 2007
    Started first pass scan
    Mon May 21 09:38:26 2007
    Completed first pass scan
    Mon May 21 09:38:50 2007
    Errors in file E:\oracle\admin\CRIMES\udump\ORA00996.TRC:
    ORA-00600: internal error code, arguments: [kclcaio_1], [], [], [], [], [], [], []
    ORA-27070: skgfdisp: async read/write failed
    OSD-04016: Error queuing an asynchronous I/O request.
    O/S-Error: (OS 23) Data error (cyclic redundancy check).

    ORA-600 signalled during: alter database open...

    NEED YOUR HELP PLEASE TO STARTUP THE SAME ....

    Regards,

  2. #2
    Join Date
    Mar 2007
    Location
    Ft. Lauderdale, FL
    Posts
    3,554
    OSD-04016
    Error queuing an asynchronous I/O request
    Cause: Unexpected return from Windows system service.
    Action: Check operating system error code and operating system documentation

    Start by taking a look at E:\oracle\admin\CRIMES\udump\ORA00996.TRC
    Pablo (Paul) Berzukov

    Author of Understanding Database Administration available at amazon and other bookstores.

    Disclaimer: Advice is provided to the best of my knowledge but no implicit or explicit warranties are provided. Since the advisor explicitly encourages testing any and all suggestions on a test non-production environment advisor should not held liable or responsible for any actions taken based on the given advice.

  3. #3
    Join Date
    Jun 2006
    Posts
    259
    This could be a hardware failure. Check the OS for any messages indicating disk failure.

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