Changes between Version 19 and Version 20 of WrapperApp


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Timestamp:
Jul 23, 2007, 10:47:01 AM (17 years ago)
Author:
Nicolas
Comment:

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  • WrapperApp

    v19 v20  
    3131the descriptor specifies the logical names of the files
    3232to which these are to be connected.
    33 The descriptor may also specify command-line argments to be passed to the worker program.
     33The descriptor may also specify command-line arguments to be passed to the worker program.
    3434'''wrapper''' itself may be passed command-line arguments (specified in the workunit template);
    3535these are passed to each of the worker programs after those specified in the job file.
     
    3838This is useful for two purposes:
    3939
    40  * To handle jobs that involve multiple steps (e.g., preprocessing and postprocessing).
     40 * To handle jobs that involve multiple steps (e.g., pre-processing and post-processing).
    4141 * To break a long job up into smaller pieces. This provides a form of checkpointing: ''wrapper'' does checkpointing at the task level, so that lost CPU time is limited even if the legacy applications themselves are not restartable.
    4242
     
    4444
    4545 * The job file can be part of the workunit (e.g. if its command line elements differ between workunits) or the application version (if it's the same between workunits).
    46  * Files opened directly by a worker program must have the <copy_file/> tag. This requires version 5.5 or higher of the BOINC core client (you can specify this limit at either the [AppVersion application] or [ProjectOptions project] level.
     46 * Files opened directly by a worker program must have the <copy_file/> tag. This requires version 5.5 or higher of the BOINC core client (you can specify this limit at either the [AppVersion application] or [ProjectOptions#Clientcontrol project] level.
    4747 * If you run wrapper in standalone mode (while debugging), you must provide input files with the proper logical, not physical, names.
    4848