Description of problem: man page of limits.conf talks about msqqueue limit, but pam_limits.so module searches for msgqueue limit. q vs. g problem Version-Release number of selected component (if applicable): pam-1.1.1-6.el6 How reproducible: always Steps to Reproduce: # man limits.conf | col -b | grep queue msqqueue maximum memory used by POSIX message queues (bytes) (Linux 2.6 # strings /lib/security/pam_limits.so | grep queue msgqueue