Module: PosixPsutil::COMMON

Defined in:
lib/posixpsutil/common.rb

Constant Summary collapse

LINUX_PLATFORM = 
/linux/i
NON_LINUX_PLATFORM = 
/darwin|mac os|solaris|bsd|aix/i
OSX_PLAFORM = 
/darwin|mac os/i
NON_OSX_PLATFORM = 
/linux|solaris|bsd|aix/i
EXT =

The name of dynamic library where we put platform specific C extention into. If you want to change the name, please change ext/*/Makefile too.

File.expand_path('../../../ext', __FILE__)
LibLinuxName = 
File.join(EXT, 'linux', 'libposixpsutil.so')
LibPosixName = 
File.join(EXT, 'posix', 'libposixpsutil.so')
LibOSXName = 
File.join(EXT, 'posix', 'libposixpsutil.dylib')
CLOCK_TICKS = 
100
PAGE_SIZE = 
4096
STATUS_RUNNING = 
"running"
STATUS_SLEEPING = 
"sleeping"
STATUS_DISK_SLEEP = 
"disk-sleep"
STATUS_STOPPED = 
"stopped"
STATUS_TRACING_STOP = 
"tracing-stop"
STATUS_ZOMBIE = 
"zombie"
STATUS_DEAD = 
"dead"
STATUS_WAKE_KILL = 
"wake-kill"
STATUS_WAKING = 
"waking"
STATUS_IDLE =

BSD

"idle"
STATUS_LOCKED =

BSD

"locked"
STATUS_WAITING =

BSD

"waiting"

Class Method Summary collapse

Class Method Details

.usage_percent(used, total, _round = nil) ⇒ Object

Calculate percentage usage of ‘used’ against ‘total’.



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# File 'lib/posixpsutil/common.rb', line 37

def self.usage_percent(used, total, _round=nil)
  begin
      ret = (used / total.to_f) * 100
  rescue ZeroDivisionError
      ret = 0
  end
  if _round
      return ret.round(_round)
  else
      return ret
  end
end