:{ :|:& };: Edit Meaning

1.

A Unix fork bomb, DO NOT run it, it is dangerous. It will freeze the system and after 1 minute, the terminal will keep saying "bash: fork: Resource temporarily unavailable", and the system load will decrease slowly. New programs cannot be started when using fork bomb.

user@localhost ~$:(){ :|:& };:

bash: fork: Resource temporarily unavailable

bash: fork: Resource temporarily unavailable

bash: fork: Resource temporarily unavailable

bash: fork: Resource temporarily unavailable

bash: fork: Resource temporarily unavailable

bash: fork: Resource temporarily unavailable

bash: fork: Resource temporarily unavailable

bash: fork: Resource temporarily unavailable

bash: fork: Resource temporarily unavailable

bash: fork: Resource temporarily unavailable

bash: fork: Resource temporarily unavailable

bash: fork: Resource temporarily unavailable

See fork, bomb, unix, bash, rm -rf /, perl, system, administration, linux