PS-Ruby
PS-Ruby is a simple ps wrapper with ruby. You can see example.rb to learn more...
installation
gem install ps-ruby
Usage
Display all processes
> require 'ps-ruby'
> PS.simple_display PID %CPU %MEM COMMAND
36484 21.1 0.6 /Applications/Google Chrome.app...
36140 19.0 1.0 /Applications/Google Chrome.app...
67812 14.7 0.2 /Applications/Sublime Text.app/...
67813 13.7 0.1 ruby example.rb
...
Display special processes by name
> PS.simple_display("zsh")or
> PS.simple_display(/.*zsh.*/i)or
PS.find_processes("zsh").simple_display PID %CPU %MEM COMMAND
59395 0.4 0.0 -zsh
67468 0.0 0.0 -zsh
83005 0.0 0.0 -zsh
Get special processes by name
> PS.find_processes("zsh") [{
"USER" => "HondaDai",
"PID" => "59395",
"%CPU" => "0.4",
"%MEM" => "0.0",
"VSZ" => "2462760",
"RSS" => "3308",
"TT" => "s002",
"STAT" => "S",
"STARTED" => "2:21PM",
"TIME" => "0:00.75",
"COMMAND" => "-zsh"
}, {
"USER" => "HondaDai",
"PID" => "83005",
"%CPU" => "0.0",
"%MEM" => "0.0",
"VSZ" => "2462760",
"RSS" => "776",
"TT" => "s001",
"STAT" => "S+",
"STARTED" => "10:10PM",
"TIME" => "0:01.07",
"COMMAND" => "-zsh"
}, {
"USER" => "HondaDai",
"PID" => "67468",
"%CPU" => "0.0",
"%MEM" => "0.0",
"VSZ" => "2462760",
"RSS" => "196",
"TT" => "s000",
"STAT" => "S",
"STARTED" => "Fri03PM",
"TIME" => "0:00.78",
"COMMAND" => "-zsh"
}]Chaining
> PS.find_processes("zsh").find_process_by("PID", "67468") [{
"USER" => "HondaDai",
"PID" => "67468",
"%CPU" => "0.0",
"%MEM" => "0.0",
"VSZ" => "2462760",
"RSS" => "196",
"TT" => "s000",
"STAT" => "S",
"STARTED" => "Fri03PM",
"TIME" => "0:00.78",
"COMMAND" => "-zsh"
}] ms = PS.find_processes("Microsoft")
word = ms.find_processes("Word")
ppt = ms.find_processes("PowerPoint")Get special attribute
commands = PS.find_processes("Microsoft").pick_attr("COMMAND")Kill process
> PS.find_processes("chrome").kill! # kill all processes named '.*chrome.*'or
> chrome = PS.find_processes("chrome")[0]
> chrome.kill!Check a process alive or not
> chrome = PS.find_processes("chrome")[0]
> chrome.alive?Get all processes
> PS.get_all_processes