All times are measured in seconds:

  • user: Amount of time that this process has been scheduled in user mode.

  • system: Amount of time that this process has been scheduled in kernel mode

  • children_user: On Linux, amount of time that this process's waited-for children have been scheduled in user mode.

  • children_system: On Linux, Amount of time that this process's waited-for children have been scheduled in kernel mode.

ps_cpu_times(p)

Arguments

p

Process handle.

Value

Named real vector or length four: user, system, children_user, children_system. The last two are NA on non-Linux systems.

Details

Throws a zombie_process() error for zombie processes.

See also

Examples

p <- ps_handle() p
#> <ps::ps_handle> PID=17400, NAME=R, AT=2020-02-16 11:38:31
ps_cpu_times(p)
#> user system children_user children_system #> 2.59 0.15 0.49 0.08
#> user system elapsed #> 3.088 0.231 3.921