Class: Rack::Monitor::Memory

Inherits:

Sensor

• Object
• Sensor
• Rack::Monitor::Memory

Defined in:

lib/rack/monitor/sensors/memory.rb

Instance Method Summary

• #collect ⇒ Object
• #initialize ⇒ Memory constructor

  A new instance of Memory.

• #measurements ⇒ Object

Methods inherited from Sensor

#after, #before

Constructor Details

#initialize ⇒ Memory

Returns a new instance of Memory.

# File 'lib/rack/monitor/sensors/memory.rb', line 4

def initialize
  @used = 0
end

Instance Method Details

#collect ⇒ Object

# File 'lib/rack/monitor/sensors/memory.rb', line 8

def collect
  @used = `ps -o rss= -p #{$$}`.to_i
end

#measurements ⇒ Object

# File 'lib/rack/monitor/sensors/memory.rb', line 12

def measurements
  [['used', 'Memory used', @used]]
end