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    Last Modified: May 21, 2018

    Specifies a size in samples to be used to pre-allocate space on disk. Pre-allocation can improve file I/O performance, especially in situations where multiple files are being written to disk. For finite tasks, the default behavior is to pre-allocate the file based on the number of samples you configure the task to acquire.

    Data type: datatype_icon

    Long Name: Read:Logging:File Pre-allocation Size

    Class: DAQmx Task

    Permissions: Read/Write

    Where This Property Is Available:

    Desktop OS: Windows


    Web Server: Not supported in VIs that run in a web application

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