[root@Kilo~]# useradd kilo_arc
[root@Kilo~]# vim /etc/security/limits.d/90-nproc.conf
# Default limit for number of user's processes to prevent
# accidental fork bombs.
# See rhbz #432903 for reasoning.
* soft nproc 1024
root soft nproc unlimited
* soft nproc 10240