/ # echo mem > /sys/power/state
[   36.211787] PM: suspend entry (s2idle)
[   36.212584] Filesystems sync: 0.000 seconds
[   36.270876] Freezing user space processes ... (elapsed 0.000 seconds) done.
[   36.272034] OOM killer disabled.
[   36.272586] Freezing remaining freezable tasks ... (elapsed 0.019 seconds) done.
[   36.293667] apple-pmgr-pwrstate 23b700000.power-management:power-controller@208: PS i2c3: pwrstate = 0x0: 0xf0
[   36.295236] apple-pmgr-pwrstate 23b700000.power-management:power-controller@1f8: PS i2c1: pwrstate = 0x0: 0xf0
[   36.296845] apple-pmgr-pwrstate 23b700000.power-management:power-controller@1f0: PS i2c0: pwrstate = 0x0: 0xf0
[   36.298436] apple-pmgr-pwrstate 23b700000.power-management:power-controller@130: PS gpio: pwrstate = 0x0: 0xf0
[   36.300039] apple-pmgr-pwrstate 23b700000.power-management:power-controller@1d0: PS sio_cpu: pwrstate = 0x0: 0xf0000f0
[   36.301731] apple-pmgr-pwrstate 23b700000.power-management:power-controller@3e8: PS apcie_gp: pwrstate = 0x0: 0xf0020f0
[   36.303463] apple-pmgr-pwrstate 23b700000.power-management:power-controller@348: PS apcie: pwrstate = 0x0: 0xf0
[   36.305091] apple-pmgr-pwrstate 23b700000.power-management:power-controller@1a0: PS pcie_ref: pwrstate = 0x0: 0xf0000f0
[   36.306841] apple-pmgr-pwrstate 23d280000.power-management:power-controller@a0: PS atc1_usb: pwrstate = 0x0: 0xf0
[   36.308482] apple-pmgr-pwrstate 23b700000.power-management:power-controller@448: PS atc1_common: pwrstate = 0x0: 0x20f0
[   36.310227] apple-pmgr-pwrstate 23b700000.power-management:power-controller@3f0: PS ans2: pwrstate = 0x0: 0xf0020f0
[   36.311929] apple-pmgr-pwrstate 23b700000.power-management:power-controller@270: PS uart0: pwrstate = 0x0: 0xf0
[   36.313601] apple-pmgr-pwrstate 23b700000.power-management:power-controller@220: PS uart_p: pwrstate = 0x0: 0xf0
[   36.315249] apple-pmgr-pwrstate 23b700000.power-management:power-controller@1c8: PS sio: pwrstate = 0x0: 0xf0000f0
[   36.316945] apple-pmgr-pwrstate 23b700000.power-management:power-controller@1c0: PS sio_busif: pwrstate = 0x0: 0xf0000f0
[   38.780251] macsmc-rtkit 23e400000.smc: RTKit: syslog message: apComms.cpp:373: SMC HID Event: 01 06 01
[   38.781785] macsmc-hid macsmc-hid: Button wakeup
[   38.782576] apple-pmgr-pwrstate 23b700000.power-management:power-controller@1c0: PS sio_busif: pwrstate = 0xf: 0xf00000f
[   38.784347] apple-pmgr-pwrstate 23b700000.power-management:power-controller@1c8: PS sio: pwrstate = 0xf: 0xf00000f
[   38.786062] apple-pmgr-pwrstate 23b700000.power-management:power-controller@220: PS uart_p: pwrstate = 0xf: 0xf
[   38.787717] apple-pmgr-pwrstate 23b700000.power-management:power-controller@270: PS uart0: pwrstate = 0xf: 0xf
[   38.789346] apple-pmgr-pwrstate 23b700000.power-management:power-controller@280: PS uart2: pwrstate = 0xf: 0xf
[   38.790993] apple-pmgr-pwrstate 23b700000.power-management:power-controller@3f0: PS ans2: pwrstate = 0xf: 0xf00200f
[   38.792710] apple-pmgr-pwrstate 23b700000.power-management:power-controller@448: PS atc1_common: pwrstate = 0xf: 0x200f
[   38.794449] apple-pmgr-pwrstate 23d280000.power-management:power-controller@a0: PS atc1_usb: pwrstate = 0xf: 0xf
[   38.796105] apple-pmgr-pwrstate 23b700000.power-management:power-controller@1a0: PS pcie_ref: pwrstate = 0xf: 0xf00000f
[   38.797819] apple-pmgr-pwrstate 23b700000.power-management:power-controller@348: PS apcie: pwrstate = 0xf: 0xf
[   38.799435] apple-pmgr-pwrstate 23b700000.power-management:power-controller@3e8: PS apcie_gp: pwrstate = 0xf: 0xf00200f
[   38.801169] apple-pmgr-pwrstate 23b700000.power-management:power-controller@1d0: PS sio_cpu: pwrstate = 0xf: 0xf00000f
[   38.802899] apple-pmgr-pwrstate 23b700000.power-management:power-controller@130: PS gpio: pwrstate = 0xf: 0xf
[   38.804483] apple-pmgr-pwrstate 23b700000.power-management:power-controller@218: PS spi_p: pwrstate = 0xf: 0xf
[   38.806066] apple-pmgr-pwrstate 23b700000.power-management:power-controller@258: PS spi3: pwrstate = 0xf: 0xf
[   38.807645] apple-pmgr-pwrstate 23b700000.power-management:power-controller@1f0: PS i2c0: pwrstate = 0xf: 0xf
[   38.809227] apple-pmgr-pwrstate 23b700000.power-management:power-controller@1f8: PS i2c1: pwrstate = 0xf: 0xf
[   38.810778] apple-pmgr-pwrstate 23b700000.power-management:power-controller@208: PS i2c3: pwrstate = 0xf: 0xf
[   38.812826] OOM killer enabled.
[   38.813328] Restarting tasks ...
[   38.813366] apple-pmgr-pwrstate 23b700000.power-management:power-controller@280: PS uart2: pwrstate = 0x0: 0xf0
[   38.815594] done.
[   38.839701] macsmc-rtkit 23e400000.smc: RTKit: syslog message: apComms.cpp:373: SMC HID Event: 01 06 00
[   38.841080] PM: suspend exit
/ # [   38.853737] apple-pmgr-pwrstate 23b700000.power-management:power-controller@258: PS spi3: pwrstate = 0x0: 0xf0
[   38.855163] apple-pmgr-pwrstate 23b700000.power-management:power-controller@218: PS spi_p: pwrstate = 0x0: 0xf0