Module: Host::Linux::LoadAverage

Defined in:
lib/host/linux/load_average.rb

Overview

Implements the recovering of load average information on Linux systems

Constant Summary collapse

RUNNING_PROCESSES = 
3
TOTAL_PROCESSES = 
4

Instance Method Summary collapse

Instance Method Details

#on_last(minutes) ⇒ Object

Returns the load average in the last minutes. If the parameter passed is neither 1, 5 or 15, then the value returned is the load average on the nearest time.

For instance, Host::LoadAverage.on_last(4) will return the same as Host::LoadAverage.on_last(5).



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# File 'lib/host/linux/load_average.rb', line 20

def on_last(minutes)
  @info[nearest(minutes)]
end

#refresh ⇒ Object

Refreshes your load average information, reading from /proc/loadavg once again



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# File 'lib/host/linux/load_average.rb', line 36

def refresh
  get_loadinfo(true)
  self
end

#running_processes ⇒ Object

Returns the number of currently running processes on the system.



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# File 'lib/host/linux/load_average.rb', line 25

def running_processes
  @info[RUNNING_PROCESSES]
end

#total_processes ⇒ Object

Returns total number of processes on the system.



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# File 'lib/host/linux/load_average.rb', line 30

def total_processes
  @info[TOTAL_PROCESSES]
end