// getDetails fills in CPU, memory, and command line details for the process func (proc *Process) getDetails(cmdline string) error { mem := sigar.ProcMem{} if err := mem.Get(proc.Pid); err != nil { return fmt.Errorf("error getting process mem for pid=%d: %v", proc.Pid, err) } proc.Mem = &ProcMemStat{ Size: mem.Size, Rss: mem.Resident, Share: mem.Share, } cpu := sigar.ProcTime{} if err := cpu.Get(proc.Pid); err != nil { return fmt.Errorf("error getting process cpu time for pid=%d: %v", proc.Pid, err) } proc.Cpu = &ProcCpuTime{ Start: cpu.FormatStartTime(), Total: cpu.Total, User: cpu.User, System: cpu.Sys, } if cmdline == "" { args := sigar.ProcArgs{} if err := args.Get(proc.Pid); err != nil { return fmt.Errorf("error getting process arguments for pid=%d: %v", proc.Pid, err) } proc.CmdLine = strings.Join(args.List, " ") } else { proc.CmdLine = cmdline } return nil }
func main() { pids := gosigar.ProcList{} pids.Get() // ps -eo pid,ppid,stime,time,rss,user,state,command fmt.Print(" PID PPID STIME TIME RSS USER S COMMAND\n") for _, pid := range pids.List { state := gosigar.ProcState{} mem := gosigar.ProcMem{} time := gosigar.ProcTime{} args := gosigar.ProcArgs{} if err := state.Get(pid); err != nil { continue } if err := mem.Get(pid); err != nil { continue } if err := time.Get(pid); err != nil { continue } if err := args.Get(pid); err != nil { continue } fmt.Printf("%5d %5d %s %s %6d %-15s %c %s\n", pid, state.Ppid, time.FormatStartTime(), time.FormatTotal(), mem.Resident/1024, state.Username, state.State, strings.Join(args.List, " ")) } }