LKBEN10698: Howto create a file with a certain length under windows


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LKB | Created: 02/04/2020 | Version: 0 | Language: EN | Rating: 0 | Outdated: False | Marked for deletion: False

Author: Wim Peeters - Keskon GmbH & Co. KG


Symptom

You need a file with a certain size for testing some performance problems

Cause

none

Solution

You can use the fsutil command line for creating a file with a certain length.

The following will create a file of 1000 bytes:

E:\>fsutil file createnew c:\temp\1000.txt 1000

This will create a file with 100 MB
E:\>fsutil file createnew c:\temp\100000000.txt 100000000

For more information you can use the /? parameter

About the Author

Wim Peeters is electronics engineer with an additional master in IT and over 30 years of experience including time spent in support, development, consulting, training and database administration. Wim has worked with SQL Server since version 6.5. He has developed in C/C++, Java and C# on Windows and Linux in different European countries and different European languages. He writes knowledge base articles to solve IT problems and publishes them on the Lubby Knowledge Platform where he is one of the most important contributors and the main developer.

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