memory

package

v0.0.0-...-046479b Latest Latest Go to latest Published: Jan 14, 2015 License: Apache-2.0 Imports: 5 Imported by: 0

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type InMemoryStorage struct {
	// contains filtered or unexported fields
}

func New(
	maxNumStats int,
	backend storage.StorageDriver,
) *InMemoryStorage

func (self *InMemoryStorage) AddStats(ref info.ContainerReference, stats *info.ContainerStats) error

func (self *InMemoryStorage) Close() error

func (self *InMemoryStorage) RecentStats(name string, numStats int) ([]*info.ContainerStats, error)

type StatsBuffer struct {
	// contains filtered or unexported fields
}

A circular buffer for ContainerStats.

func NewStatsBuffer(size int) *StatsBuffer

Returns a new thread-compatible StatsBuffer.

func (self *StatsBuffer) Add(item *info.ContainerStats)

Adds an element to the start of the buffer (removing one from the end if necessary).

func (self *StatsBuffer) FirstN(n int) []*info.ContainerStats

Returns the first N elements in the buffer. If N > size of buffer, size of buffer elements are returned.

func (self *StatsBuffer) Size() int