Reply #2 ~~~ u@u-OptiPlex-SFF-7010:~$ uname -a Linux u-OptiPlex-SFF-7010 6.5.0-1005-oem #5-Ubuntu SMP PREEMPT_DYNAMIC Fri Oct 6 12:13:41 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux u@u-OptiPlex-SFF-7010:~$ sudo cat /sys/kernel/debug/pmc_core/slp_s0_residency_usec 0 u@u-OptiPlex-SFF-7010:~$ sudo rtcwake -m mem -s 5 rtcwake: assuming RTC uses UTC ... rtcwake: wakeup from "mem" using /dev/rtc0 at Fri Oct 13 11:09:41 2023
u@u-OptiPlex-SFF-7010:~$ sudo cat /sys/kernel/debug/pmc_core/slp_s0_residency_usec 4127220
~~~
Reply #2 SFF-7010: ~$ uname -a SFF-7010: ~$ sudo cat /sys/kernel/ debug/pmc_ core/slp_ s0_residency_ usec SFF-7010: ~$ sudo rtcwake -m mem -s 5
~~~
u@u-OptiPlex-
Linux u-OptiPlex-SFF-7010 6.5.0-1005-oem #5-Ubuntu SMP PREEMPT_DYNAMIC Fri Oct 6 12:13:41 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux
u@u-OptiPlex-
0
u@u-OptiPlex-
rtcwake: assuming RTC uses UTC ...
rtcwake: wakeup from "mem" using /dev/rtc0 at Fri Oct 13 11:09:41 2023
u@u-OptiPlex- SFF-7010: ~$ sudo cat /sys/kernel/ debug/pmc_ core/slp_ s0_residency_ usec
4127220
~~~