Linux Tips and Tricks

Linux Tips and Tricks

Deadly Commands in Linux

October13

1) The below command deletes everything recursively and forcefully.

1
sudo rm -rf /

2) Data on device mentioned after the mkfs command will be destroyed and replaced with a blank filesystem

1
2
3
mkfs
mkfs.ext3
mkfs.anything

3) Forkbomb: Executes a huge number of processes until system freezes, forcing you to do a hard reset which may cause corruption, data damage, or other awful fates.
In Bourne-ish shells, like Bash: (This thing looks really intriguing and curiousity provokes)

1
:(){:|:&};:

In Perl

1
fork while fork

4) Using the below command, raw data will be written to a block device that can usually clobber the filesystem resulting in total loss of data.

1
any_command > /dev/sda
posted under Uncategorized | No Comments »

Recent Comments

    Categories