Class: RbVmomi::VIM::ComputeResource

Inherits:
Object
  • Object
show all
Defined in:
lib/rbvmomi/vim/ComputeResource.rb

Instance Method Summary collapse

Instance Method Details

#statsMhz, MB

Note:

Values are returned in a hash.

Aggregate cluster information.

Returns:

  • (Mhz)

    totalCPU: Sum of the frequencies of each CPU in the cluster.

  • (Mhz)

    usedCPU: CPU cycles used across the cluster.

  • (MB)

    totalMem: Total RAM.

  • (MB)

    usedMem: Used RAM.


10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
# File 'lib/rbvmomi/vim/ComputeResource.rb', line 10

def stats
  filterSpec = RbVmomi::VIM.PropertyFilterSpec(
    :objectSet => [{
      :obj => self,
      :selectSet => [
        RbVmomi::VIM.TraversalSpec(
          :name => 'tsHosts',
          :type => 'ComputeResource',
          :path => 'host',
          :skip => false
        )
      ]
    }],
    :propSet => [{
      :pathSet => %w(name overallStatus summary.hardware.cpuMhz
                  summary.hardware.numCpuCores summary.hardware.memorySize
                  summary.quickStats.overallCpuUsage
                  summary.quickStats.overallMemoryUsage),
      :type => 'HostSystem'
    }]
  )

  result = _connection.propertyCollector.RetrieveProperties(:specSet => [filterSpec])

  stats = {
    :totalCPU => 0,
    :totalMem => 0,
    :usedCPU => 0,
    :usedMem => 0,
  }

  result.each do |x|
    next if x['overallStatus'] == 'red'
    stats[:totalCPU] += x['summary.hardware.cpuMhz'] * x['summary.hardware.numCpuCores']
    stats[:totalMem] += x['summary.hardware.memorySize'] / (1024*1024)
    stats[:usedCPU] += x['summary.quickStats.overallCpuUsage'] || 0
    stats[:usedMem] += x['summary.quickStats.overallMemoryUsage'] || 0
  end

  stats
end