# http://cpulimit.sourceforge.net/

# cpulimit download
wget http://downloads.sourceforge.net/cpulimit/cpulimit-1.1.tar.gz

#
tar -zxf cpulimit-1.1.tar.gz
cd cpulimit-1.1
make


# cpulimit help

./cpulimit --help
Usage: cpulimit TARGET [OPTIONS...]
TARGET must be exactly one of these:
-p, --pid=N        pid of the process
-e, --exe=FILE     name of the executable program file
-P, --path=PATH    absolute path name of the executable program file
OPTIONS
-l, --limit=N      percentage of cpu allowed from 0 to 100 (mandatory)
-v, --verbose      show control statistics
-z, --lazy         exit if there is no suitable target process, or if it dies
-h, --help         display this help and exit


# cpulimit use 限制 named 只使用 10%的CPU资源
./cpulimit -e named -l 10