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- ulimit [ -Hacdflmnopstv ] [ limit ]
- Set or display a resource limit. When setting a
- limit it will apply to the children of the shell
- but not to the shell itself. The value of limit can
- be a number in the unit specified below or the
- value unlimited. If the H flag is given use hard
- limits instead of soft limits.
- -a Lists all of the current resource limits.
- -c The number of 512-byte blocks on the size of
- core dumps.
- -d The number of K-bytes on the size of the
- data segment.
- -f The number of 512-byte blocks on the size of
- files written.
- -l The number of K-bytes on the size of locked-
- in memory.
- -m The number of K-bytes on the size of physi-
- cal memory.
- -n The number of file descriptors.
- -o The number of open files.
- -p The number of processes.
- -s The number of K-bytes on the size of the
- stack.
- -t The number of CPU seconds to be used.
- -v The number of K-bytes on the size of virtual
- memory.
-