Generate Large Test Files in Windows 8

Introduction

 
In this article, we are going to explain how to quickly generate large test files in Windows 8. Never download another 100mb test file or waste time searching for a large file.
 
Sometimes we need a large file fast to test data transfers or disk performance. Windows 8 includes a utility that allows you to quickly generate a file of any size instantly.
 
Some steps to create a test file for the Windows 8 Desktop.
 
Step 1
 
First of all, we have to move to the Start screen window of Windows 8.
 
 windows8-start-screen.jpg
 
Step 2
 
Then move the cursor on the bottom-right of the window screen and click the search box which is helpful to search in Windows 8.
 
 search-in-windows8.jpg
 
Step 3
 
Then in the search box type "command prompt" and right-click on the command prompt from the right sidebar.
 
 command-prompt-search-in-windows8.jpg
 
Step 4
 
Then click "Run as administrator" from the down sidebar.
 
 run-as-administrator-in-windows8.jpg
 
Step 5
 
Then we see an administrator command prompt on the Windows 8 Desktop.
 
 administrator-command-prompt.jpg
 
Step 6
 
Run the following command: fsutil file createnew <file> <size in bytes>
 
This command will create a 1GB file on the Windows 8 Desktop.
fsutil file create new c:\users\temp\desktop\1gb.test 1073741824
 
 type-command-in-windows8-command-prompt.jpg
 
Step 7
 
Then right-click on the text file and select properties and then check the size of the text file.
 
 test-file-properties-in-windows8.jpg
 
Some reference data to help input the size of the file in bytes:
  • 1 MB = 1048576 bytes.
  • 100 MB = 104857600 bytes.
  • 1 GB = 1073741824 bytes.
  • 10 GB = 10737418240 bytes.
  • 100 GB = 107374182400 bytes.
  • 1 TB = 1099511627776 bytes.
  • 10 TB = 10995116277760 bytes.

Summary

 
In this article, we learned about Generate Large Test Files in Windows 8.