func GetProcMemPercentage(proc *Process, total_phymem uint64) float64 {
// in unit tests, total_phymem is set to a value greater than zero
if total_phymem == 0 {
memStat, err := memory.GetMemory()
if err != nil {
logp.Warn("Getting memory details: %v", err)
return 0
}
total_phymem = memStat.Mem.Total
}
perc := (float64(proc.Mem.Resident) / float64(total_phymem))
return system.Round(perc, .5, 4)
}
func (cpu *CPU) GetSystemStats() (common.MapStr, error) {
loadStat, err := GetSystemLoad()
if err != nil {
logp.Warn("Getting load statistics: %v", err)
return nil, err
}
cpuStat, err := GetCpuTimes()
if err != nil {
logp.Warn("Getting cpu times: %v", err)
return nil, err
}
cpu.AddCpuPercentage(cpuStat)
memStat, err := memory.GetMemory()
if err != nil {
logp.Warn("Getting memory details: %v", err)
return nil, err
}
memory.AddMemPercentage(memStat)
swapStat, err := memory.GetSwap()
if err != nil {
logp.Warn("Getting swap details: %v", err)
return nil, err
}
memory.AddSwapPercentage(swapStat)
event := common.MapStr{
"@timestamp": common.Time(time.Now()),
"type": "system",
"load": loadStat,
"cpu": cpu.GetCpuStatEvent(cpuStat),
"mem": memory.GetMemoryEvent(memStat),
"swap": memory.GetSwapEvent(swapStat),
}
return event, nil
}