kubernetes/vendor/github.com/google/cadvisor/summary/buffer.go

type SamplesBuffer …

// Initializes an empty buffer.
func NewSamplesBuffer(size int) *SamplesBuffer { … }

// Returns the current number of samples in the buffer.
func (s *SamplesBuffer) Size() int { … }

// Add an element to the buffer. Oldest one is overwritten if required.
func (s *SamplesBuffer) Add(stat info.Usage) { … }

// Returns pointers to the last 'n' stats.
func (s *SamplesBuffer) RecentStats(n int) []*info.Usage { … }