Module: OsCtl::Lib::CGroup

Defined in:
lib/libosctl/cgroup.rb

Defined Under Namespace

Classes: PathReader

Constant Summary collapse

FS = 
'/sys/fs/cgroup'.freeze

Class Method Summary collapse

Class Method Details

.v1? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/libosctl/cgroup.rb', line 18

def self.v1?
  version == 1
end

.v2? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/libosctl/cgroup.rb', line 22

def self.v2?
  version == 2
end

.version ⇒ 1, 2

Returns cgroup hierarchy version.

Returns:

  • (1, 2) —

    cgroup hierarchy version



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# File 'lib/libosctl/cgroup.rb', line 6

def self.version
  return @version if @version

  @version = if File.exist?(File.join(FS, 'cgroup.procs'))
               2
             else
               1
             end

  @version
end