Question: How Do I Find out What Process Is Using a File System Linux?
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How do you check proc?

Now check the highlighted process with PID=7494, you can check that there is entry for this process in /proc file system.
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Related Articles.

directory description
/proc/PID/stat Process status.
/proc/PID/statm Process memory status information.
/proc/PID/status Process status in human readable form.

How do you find which process is creating a file in Unix?

5 Answers. The lsof command (already mentioned in several answers) will tell you what process has a file open at the time you run it. lsof is available for just about every unix variant.

Sarah Jenkins

Sarah Jenkins

Senior Technology Editor & AI Specialist

Sarah Jenkins is a veteran tech journalist with over 12 years of experience covering artificial intelligence, mobile innovations, and digital ethics. Her insights have appeared in leading technology publications worldwide.

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