stats

package
Version: v0.2.0 Latest Latest
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Published: Apr 16, 2015 License: Apache-2.0 Imports: 1 Imported by: 0

Documentation

Overview

This package is used for API stability in the types and response to the consumers of the API stats endpoint.

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

This section is empty.

Types

type BlkioStatEntry

type BlkioStatEntry struct {
	Major uint64 `json:"major"`
	Minor uint64 `json:"minor"`
	Op    string `json:"op"`
	Value uint64 `json:"value"`
}

type BlkioStats

type BlkioStats struct {
	// number of bytes tranferred to and from the block device
	IoServiceBytesRecursive []BlkioStatEntry `json:"io_service_bytes_recursive"`
	IoServicedRecursive     []BlkioStatEntry `json:"io_serviced_recursive"`
	IoQueuedRecursive       []BlkioStatEntry `json:"io_queue_recursive"`
	IoServiceTimeRecursive  []BlkioStatEntry `json:"io_service_time_recursive"`
	IoWaitTimeRecursive     []BlkioStatEntry `json:"io_wait_time_recursive"`
	IoMergedRecursive       []BlkioStatEntry `json:"io_merged_recursive"`
	IoTimeRecursive         []BlkioStatEntry `json:"io_time_recursive"`
	SectorsRecursive        []BlkioStatEntry `json:"sectors_recursive"`
}

type CpuStats

type CpuStats struct {
	CpuUsage       CpuUsage       `json:"cpu_usage"`
	SystemUsage    uint64         `json:"system_cpu_usage"`
	ThrottlingData ThrottlingData `json:"throttling_data,omitempty"`
}

type CpuUsage

type CpuUsage struct {
	// Total CPU time consumed.
	// Units: nanoseconds.
	TotalUsage uint64 `json:"total_usage"`
	// Total CPU time consumed per core.
	// Units: nanoseconds.
	PercpuUsage []uint64 `json:"percpu_usage"`
	// Time spent by tasks of the cgroup in kernel mode.
	// Units: nanoseconds.
	UsageInKernelmode uint64 `json:"usage_in_kernelmode"`
	// Time spent by tasks of the cgroup in user mode.
	// Units: nanoseconds.
	UsageInUsermode uint64 `json:"usage_in_usermode"`
}

All CPU stats are aggregated since container inception.

type MemoryStats

type MemoryStats struct {
	// current res_counter usage for memory
	Usage uint64 `json:"usage"`
	// maximum usage ever recorded.
	MaxUsage uint64 `json:"max_usage"`
	// TODO(vishh): Export these as stronger types.
	// all the stats exported via memory.stat.
	Stats map[string]uint64 `json:"stats"`
	// number of times memory usage hits limits.
	Failcnt uint64 `json:"failcnt"`
	Limit   uint64 `json:"limit"`
}

type Network

type Network struct {
	RxBytes   uint64 `json:"rx_bytes"`
	RxPackets uint64 `json:"rx_packets"`
	RxErrors  uint64 `json:"rx_errors"`
	RxDropped uint64 `json:"rx_dropped"`
	TxBytes   uint64 `json:"tx_bytes"`
	TxPackets uint64 `json:"tx_packets"`
	TxErrors  uint64 `json:"tx_errors"`
	TxDropped uint64 `json:"tx_dropped"`
}

type Stats

type Stats struct {
	Read        time.Time   `json:"read"`
	Network     Network     `json:"network,omitempty"`
	CpuStats    CpuStats    `json:"cpu_stats,omitempty"`
	MemoryStats MemoryStats `json:"memory_stats,omitempty"`
	BlkioStats  BlkioStats  `json:"blkio_stats,omitempty"`
}

type ThrottlingData

type ThrottlingData struct {
	// Number of periods with throttling active
	Periods uint64 `json:"periods"`
	// Number of periods when the container hit its throttling limit.
	ThrottledPeriods uint64 `json:"throttled_periods"`
	// Aggregate time the container was throttled for in nanoseconds.
	ThrottledTime uint64 `json:"throttled_time"`
}

Source Files

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