UNIX / Linux: Find All Empty Files

How do I find out all empty file under Linux and UNIX operating systems?

The gnu find command can use as follows to print list of all empty files:

find  /path/to/dest -type f -empty
# find all empty files in /tmp directory
find  /tmp -type f -empty

Find all Empty Directories

Type the following command:

find  /path/to/dest -type d -empty
# find all empty files in /tmp directory
find  /tmp -type d -empty

Sample outputs:

/tmp/orbit-gdm
/tmp/.exchange-vivek
/tmp/VMwareDnD
/tmp/virtual-vivek.O1nNU0

Find Empty File And Delete Them

Type the following command:

find  /path/to/dest -type f -empty -delete
# find all empty files in /tmp directory and delete them
find  /tmp -type f -empty -delete

Find Empty File Owned By A User Called vivek

Type the following command:

find  /path/to/dest -type f -empty -user vivek
# find all empty files in /tmp directory and delete them
find  /tmp -type f -empty -user vivek
# find all empty files owned by vivek and delete them, in /tmp
find  /tmp -type f -empty -user vivek -delete

The above commands are tested on GNU version of find and FreeBSD version of find command. Please refer to your local find command man page for exact details.