What is the format of fsutil command prompt command in Linux system

In the process of testing the hard disk or network, you need to find some large-capacity software for application testing. Now downloading or re-searching for the test files is a troublesome task, so I found the relevant linux boot disk creation tool. Two commandsLinux generates .o files to solve the dilemma encountered at work

Windows

Use the fsutil command. Windows usually comes with this command. You can use it directly;

Right click to run command prompt as administrator

The format of the command is: fsutilfilecreatenew new file name file size

example:

Create a file named imwghcom.zip in the root directory of drive D

1MB大小
fsutil file createnew D:imwghcom.zip 1048576
100MB大小
fsutil file createnew D:imwghcom.zip 104857600
1GB大小
fsutil file createnew D:imwghcom.zip 1073741824

Linux

You can directly use the dd command under the Linux systemlinux generates .o files, usually the system will come with it, no additional installation is required;

The format of the command is: ddif=/dev/zeroof=file to be generated bs=block size read count=number of blocks read

example:

Create a file with the suffix .dat in the /home directory

100MB大小
dd if=/dev/zero of=/home/100MB.dat bs=1M count=100
1GB大小
dd if=/dev/zero of=/home/1GB.dat bs=1M count=1024
10GB大小
dd if=/dev/zero of=/home/10GB.dat bs=1M count=10240

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