The hard limit for the ulimit type.
ulimit
The type of the ulimit. Valid values are: core | cpu | data | fsize | locks | memlock | msgqueue | nice | nofile | nproc | rss | rtprio | rttime | sigpending | stack.
type
core
cpu
data
fsize
locks
memlock
msgqueue
nice
nofile
nproc
rss
rtprio
rttime
sigpending
stack
The soft limit for the ulimit type.