TLDR Search

Enter a command. For example: alien, login, namei, ceph, mkfs.vfat.

fuser

Display process IDs currently using files or sockets. More information: https://manned.org/fuser.

• Find which processes are accessing a file or directory:
   
  fuser {{path/to/file_or_directory}}
   
• Show more fields (USER, PID, ACCESS and COMMAND):
   
  fuser --verbose {{path/to/file_or_directory}}
   
• Identify processes using a TCP socket:
   
  fuser --namespace tcp {{port}}
   
• Kill all processes accessing a file or directory (sends the SIGKILL signal):
   
  fuser --kill {{path/to/file_or_directory}}
   
• Find which processes are accessing the filesystem containing a specific file or directory:
   
  fuser --mount {{path/to/file_or_directory}}