pam_limits
sets resource limits
TLDR
Enable resource limits
$ session required pam_limits.so
Configure limits$ echo "* hard nofile 65535" >> /etc/security/limits.conf
User specific limit$ echo "@admin soft nproc unlimited" >> /etc/security/limits.conf
SYNOPSIS
pam_limits.so [options]
DESCRIPTION
pam_limits sets resource limits. Enforces ulimit values on login.
The module configures process limits. Uses limits.conf for settings.
PARAMETERS
conf=FILE
Alternate config file.change_uid
Change to user UID first.utmp_early
Update utmp early.Configuration in /etc/security/limits.conf.
CAVEATS
Session module. Limits apply at login. Root can override.
HISTORY
pam_limits provides resource limiting to prevent system resource exhaustion.
SEE ALSO
pam(8), limits.conf(5), ulimit(1)