Class: Arborist::Monitor::SNMP::CPU

Inherits:
Object
  • Object
show all
Extended by:
Configurability, Loggability
Includes:
Arborist::Monitor::SNMP
Defined in:
lib/arborist/monitor/snmp/cpu.rb

Overview

Machine load/cpu checks.

Sets current 1, 5, and 15 minute loads under the ‘load’ attribute, and calculates/warns on cpu overutilization.

Constant Summary collapse

OIDS =

OIDS for discovering system load.

{
  load: '1.3.6.1.4.1.2021.10.1.3',
  cpu:  '1.3.6.1.2.1.25.3.3.1.2'
}
LOADKEYS =

When walking load OIDS, the iterator count matches these labels.

i[ load1 load5 load15 ]

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.node_properties ⇒ Object

Return the properties used by this monitor.



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# File 'lib/arborist/monitor/snmp/cpu.rb', line 40

def self::node_properties
  return USED_PROPERTIES
end

.run(nodes) ⇒ Object

Class #run creates a new instance and immediately runs it.



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# File 'lib/arborist/monitor/snmp/cpu.rb', line 47

def self::run( nodes )
  return new.run( nodes )
end

Instance Method Details

#run(nodes) ⇒ Object

Perform the monitoring checks.



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# File 'lib/arborist/monitor/snmp/cpu.rb', line 54

def run( nodes )
  super do |host, snmp|
    self.find_load( host, snmp )
  end
end