How to create 1000s of small files in Linux for troubleshooting

 

You can use the following one liner to create thousands of smaller random size files on local block volume.

 

 

In this example we are creating 21099 smaller files of multiple KBs.

for n in {1..21099}; do dd if=/dev/urandom of=file$( printf %03d "$n" ).txt bs=1 count=$(( RANDOM + 1024 )); done