how to find file based on size in linux

While managing the space on the filesystem in Linux, We often have a question about how to find file based on the size in Linux. This can be quickly done using the find command. The general syntax is

find . -type f -size  +<size> -exec ls -al {} \;

Here are the suffixes available for the size

b – 512-byte blocks (this is the default if no suffix is used)
c – bytes
w – two-byte words
k – Kilobytes
M – Megabytes
G – Gigabytes

If you dont want to list the size, then you can use the below command also

find . -type f -size  +<size> 

How to find files greater than 1 GB

find . -type f -size +1G -exec ls -al {} \;

This will search in your current directory and subdirectories

If you want to search in /, you can put a command like

find / -type f -size +1G -exec ls -al {} \;

If you’re going to do it in your home directory, then

find ~/ -type f -size +1G -exec ls -al {} \;

You can provide specific directories also

find /u02 -type f -size +1G -exec ls -al {} \;

How to find files greater than 100 M

find . -type f -size +100M -exec ls -al {} \;

How to find empty files

find / -size 0  -exec ls -al {} \;

How to find files smaller than 100M

find . -type f -size -100M -exec ls -al {} \;

How to find the file in a range of sizes in Linux

You can find this using the operator explained above

find . -type f -size +100M -size -200M -exec ls -al {} \;

You can specify whatever size is required

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