func (c *Container) network() {
pn := c.prevStats.Network
n := c.stats.Network
c.dropper.Drop(report.NewReport("Net.Rx.Bytes",
fmt.Sprintf("%d", n.RxBytes-pn.RxBytes), c.stats.Read))
c.dropper.Drop(report.NewReport("Net.Tx.Bytes",
fmt.Sprintf("%d", n.TxBytes-pn.TxBytes), c.stats.Read))
}
func (c *Container) cpu() {
var (
previousCPU uint64 = c.prevStats.CPUStats.CPUUsage.TotalUsage
previousSystem uint64 = c.prevStats.CPUStats.SystemCPUUsage
cpuPercent = 0.0
cpuDelta = float64(c.stats.CPUStats.CPUUsage.TotalUsage - previousCPU)
systemDelta = float64(c.stats.CPUStats.SystemCPUUsage - previousSystem)
)
if systemDelta > 0.0 && cpuDelta > 0.0 {
cpuPercent = (cpuDelta / systemDelta) * float64(
len(c.stats.CPUStats.CPUUsage.PercpuUsage)) * 100.0
}
c.dropper.Drop(report.NewReport("Cpu.Percent",
fmt.Sprintf("%f", cpuPercent), c.stats.Read))
}
func (c *Container) mem() {
m := c.stats.MemoryStats
c.dropper.Drop(report.NewReport("Mem.Usage",
fmt.Sprintf("%d", m.Usage), c.stats.Read))
}
func (c *Container) Emit(when time.Time, what string) {
a := report.NewMetaReporter([]string{what}, c.annotator)
go a.Drop(report.NewReport(c.name, what, when))
}