When running pwrtest.exe /sleep /s:4
on the Surface Pro 9, the S4 state is set to wake up after 30 seconds, but it consistently takes over 3 minutes to wake up.
Environment:
Surface Pro 9
Processor 12th Gen Intel(R) Core(TM) i3-1215U 2.50 GHz
Installed RAM 8.00 GB (7.83 GB usable)
System type 64-bit operating system, x64-based processor
Edition Windows 11 Pro
Version 23H2
Installed on 1/6/2023
OS build 22631.3447
pwrtest.exe /sleep /s:4 /c:1 /d:1 /p:30
SYSTEM_POWER_CAPABILITIES
SystemS1StateSupported = 0
SystemS2StateSupported = 0
SystemS3StateSupported = 0
SystemS4StateSupported = 1
SystemS5StateSupported = 1
WakeAlarmPresent = 1
AcOnLineWakeSupported = 0
RtcWakeSupported = S4
FastSystemS4 = 0
VideoDimPresent = 1
HiberFilePresent = 1
AoAc = 1
ACPI Time And Alarm Capabilities:
Ac Wake Supported = 1
Dc Wake Supported = 1
Ac Wake Supported (S4) = 1
Dc Wake Supported (S4) = 1
Ac Wake Supported (S5) = 1
Dc Wake Supported (S5) = 1
Wake Status Supported (S4/S5) = 1
Deepest Wakeable State = 0
No.1 of 1 Transition -- TargetState: S4
TargetState: S4
EffectiveState: S4
SleepTimeMs: 3536
HiberPagesWritten: 359434
HiberWriteTimeMs: 5663
HiberReadTimeMs: 2299
BiosInitTimeMs: 3779
DriverWakeTimeMs: 4082
Transition StartTime: 06/28/2024 17:47:10::198
Transition EndTime: 06/28/2024 17:50:22::223
No.1 of 1 Transition -- Complete