func _populateProcessMemInfo(pid C.sigar_pid_t, procInfo *ProcessInfo, sysMemInfo *MemInfo, sigar *C.sigar_t) error {
var procMem C.sigar_proc_mem_t
status := int(C.sigar_proc_mem_get(sigar, pid, &procMem))
if status != SIGAR_OK {
return fmt.Errorf("Failed to rertieve proc mem info for pid: " + strconv.FormatUint(procInfo.Pid, 10) + " with error: " + strconv.Itoa(status))
}
procInfo.Mem = &ProcessMemInfo{
Size: uint64(procMem.size),
Resident: uint64(procMem.resident),
Share: uint64(procMem.share),
MinorFaults: uint64(procMem.minor_faults),
MajorFaults: uint64(procMem.major_faults),
PageFaults: uint64(procMem.page_faults),
}
procInfo.Mem.Percent = float64(sysMemInfo.Mem.Total / procInfo.Mem.Resident)
return nil
}
func Ps() ([]C.sigar_proc_state_t,
[]C.sigar_proc_time_t,
[]C.sigar_proc_mem_t,
[]C.sigar_proc_disk_io_t,
[]C.sigar_proc_cumulative_disk_io_t,
[]C.sigar_proc_cred_t,
[]C.sigar_proc_cred_name_t,
[]C.sigar_proc_cpu_t,
[]C.sigar_proc_args_t,
[]C.sigar_proc_fd_t,
[]C.sigar_proc_exe_t) {
sigar := GetSigarHandle()
var procList C.sigar_proc_list_t
C.sigar_proc_list_get(sigar, &procList)
var length int = int(procList.number)
var pstate = make([]C.sigar_proc_state_t, length)
var ptime = make([]C.sigar_proc_time_t, length)
var pmem = make([]C.sigar_proc_mem_t, length)
var pdiskio = make([]C.sigar_proc_disk_io_t, length)
var pcumdiskio = make([]C.sigar_proc_cumulative_disk_io_t, length)
var pcred = make([]C.sigar_proc_cred_t, length)
var pcredname = make([]C.sigar_proc_cred_name_t, length)
var pcpu = make([]C.sigar_proc_cpu_t, length)
var pargs = make([]C.sigar_proc_args_t, length)
var pfd = make([]C.sigar_proc_fd_t, length)
var pexe = make([]C.sigar_proc_exe_t, length)
cpid := GetGoSlice(length, unsafe.Pointer(procList.data))
var goPid []C.sigar_pid_t
goPid = *(*[]C.sigar_pid_t)(unsafe.Pointer(&cpid))
for i := 0; i < length; i++ {
C.sigar_proc_state_get(sigar, goPid[i], &pstate[i])
C.sigar_proc_time_get(sigar, goPid[i], &ptime[i])
C.sigar_proc_mem_get(sigar, goPid[i], &pmem[i])
C.sigar_proc_disk_io_get(sigar, goPid[i], &pdiskio[i])
C.sigar_proc_cumulative_disk_io_get(sigar, goPid[i], &pcumdiskio[i])
C.sigar_proc_cred_get(sigar, goPid[i], &pcred[i])
C.sigar_proc_cred_name_get(sigar, goPid[i], &pcredname[i])
C.sigar_proc_cpu_get(sigar, goPid[i], &pcpu[i])
C.sigar_proc_fd_get(sigar, goPid[i], &pfd[i])
C.sigar_proc_exe_get(sigar, goPid[i], &pexe[i])
C.sigar_proc_args_get(sigar, goPid[i], &pargs[i])
C.sigar_proc_args_destroy(sigar, &pargs[i])
}
C.sigar_proc_list_destroy(sigar, &procList)
return pstate,
ptime,
pmem,
pdiskio,
pcumdiskio,
pcred,
pcredname,
pcpu,
pargs,
pfd,
pexe
}