1 # /etc/security/limits.conf
3 #Each line describes a limit for a user in the form:
5 #<domain> <type> <item> <value>
10 # - a group name, with @group syntax
11 # - the wildcard *, for default entry
12 # - the wildcard %, can be also used with %group syntax,
15 #<type> can have the two values:
16 # - "soft" for enforcing the soft limits
17 # - "hard" for enforcing hard limits
19 #<item> can be one of the following:
20 # - core - limits the core file size (KB)
21 # - data - max data size (KB)
22 # - fsize - maximum filesize (KB)
23 # - memlock - max locked-in-memory address space (KB)
24 # - nofile - max number of open files
25 # - rss - max resident set size (KB)
26 # - stack - max stack size (KB)
27 # - cpu - max CPU time (MIN)
28 # - nproc - max number of processes
29 # - as - address space limit (KB)
30 # - maxlogins - max number of logins for this user
31 # - maxsyslogins - max number of logins on the system
32 # - priority - the priority to run user process with
33 # - locks - max number of file locks the user can hold
34 # - sigpending - max number of pending signals
35 # - msgqueue - max memory used by POSIX message queues (bytes)
36 # - nice - max nice priority allowed to raise to values: [-20, 19]
37 # - rtprio - max realtime priority
38 # - chroot - change root to directory (Debian-specific)
40 #<domain> <type> <item> <value>
45 #@student hard nproc 20
46 #@faculty soft nproc 20
47 #@faculty hard nproc 50
50 #@student - maxlogins 4
53 # Begin update by CARNet package kernel-2.6-cn -- DO NOT DELETE THIS LINE!
57 # End update by CARNet package kernel-2.6-cn -- DO NOT DELETE THIS LINE!