System Information

PowerTOP Version 2.12 ran at Tue Jul 7 15:16:03 2020
Kernel Version Linux version 5.7.7-arch1-1
System Name LG ElectronicsWhite Tip Mountain0.1
CPU Information 4 Intel(R) Core(TM) i5-4200U CPU @ 1.60GHz
OS Information Arch Linux



Top 10 Power Consumers

Usage Events/s Category Description PW Estimate
102% 2.6 kWork intel_atomic_commit_work 4.25 W
0.2% 9.6 Process [PID 81403] /usr/bin/pulseaudio --daemonize=no 2.28 W
48.4 pkts/s Device Network interface: wlp1s0 (iwlwifi) 1.35 W
100.0% Device Radio device: btusb 384 mW
6.5% 0.03 kWork acpi_ec_event_handler 270 mW
1.3% 3.1 Process [PID 82173] mplayer -loop 0 sf-fog.flv 54.4 mW
0.4% 2.2 Process [PID 81586] /usr/lib/Xorg -nolisten tcp vt07 -auth /var/run/slim.auth 16.3 mW
0.3% 14.0 Process [PID 81630] /usr/bin/gnome-shell 12.0 mW
0.3% 63.8 Timer tick_sched_timer 10.5 mW
0.2% 1.6 Interrupt [7] sched(softirq) 7.07 mW

Processor Idle State Report

Package 0
   
   
   
C2 (pc2) 28.3%
C3 (pc3) 1.3%
C6 (pc6) 6.9%
C7 (pc7) 29.1%
C8 (pc8) 0.0%
C9 (pc9) 0.0%
C10 (pc10) 0.0%
   
   
Core 0
   
   
   
   
C3 (cc3) 0.9%
C6 (cc6) 0.6%
C7 (cc7) 77.7%
   
   
   
   
   
Core 1
   
   
   
   
C3 (cc3) 0.4%
C6 (cc6) 0.3%
C7 (cc7) 78.2%
   
   
   
   
   
GPU 1868787570
   
Powered On 18.5%
RC6 81.5%
RC6p 0.0%
RC6pp 0.0%
   
   
   
   
   
   
   
  CPU 0 CPU 1
C0 active 7.6%   4.8%  
POLL 0.0% 0.0 ms 0.0% 0.0 ms
C1 0.0% 0.1 ms 0.1% 0.4 ms
       
C3 0.8% 0.2 ms 0.6% 0.2 ms
C6 0.5% 0.5 ms 0.3% 0.4 ms
C7s 3.2% 0.7 ms 1.9% 0.5 ms
C8 11.2% 1.2 ms 7.2% 0.9 ms
C9 51.8% 2.3 ms 48.1% 1.9 ms
       
C10 18.2% 7.3 ms 32.6% 3.4 ms
C1E 0.1% 0.1 ms 0.1% 0.1 ms
  CPU 2 CPU 3
C0 active 5.6%   6.8%  
POLL 0.0% 0.0 ms 0.0% 0.0 ms
C1 0.0% 0.1 ms 0.1% 0.4 ms
       
C3 0.3% 0.2 ms 0.5% 0.3 ms
C6 0.2% 0.4 ms 0.3% 0.4 ms
C7s 1.0% 0.5 ms 1.9% 0.7 ms
C8 4.2% 1.1 ms 8.1% 1.2 ms
C9 28.1% 2.2 ms 62.7% 2.4 ms
       
C10 55.8% 6.6 ms 13.3% 6.9 ms
C1E 0.0% 0.1 ms 0.1% 0.1 ms
 

Processor Frequency Report

Package 0
   
Idle  
1.60 GHz  
1500 MHz  
2.21 GHz  
1300 MHz  
1400 MHz  
1200 MHz  
1100 MHz  
1000 MHz  
900 MHz  
800 MHz  
1.80 GHz  
1.71 GHz  
1.91 GHz  
2.60 GHz  
2.31 GHz  
2.50 GHz  
2.00 GHz  
2.40 GHz  
2.10 GHz  
Core 0
   
Idle  
1500 MHz  
1.60 GHz  
2.21 GHz  
1300 MHz  
1400 MHz  
1200 MHz  
1100 MHz  
1000 MHz  
900 MHz  
800 MHz  
1.80 GHz  
1.71 GHz  
1.91 GHz  
2.60 GHz  
2.31 GHz  
2.50 GHz  
2.00 GHz  
2.40 GHz  
2.10 GHz  
Core 1
   
Idle  
1.60 GHz  
2.21 GHz  
1400 MHz  
1300 MHz  
1200 MHz  
1100 MHz  
1000 MHz  
900 MHz  
800 MHz  
1.80 GHz  
1.71 GHz  
1.91 GHz  
1500 MHz  
2.60 GHz  
2.31 GHz  
2.50 GHz  
2.00 GHz  
2.40 GHz  
2.10 GHz  
  CPU 0 CPU 1
Average 1241 MHz 1256 MHz
Idle    
1500 MHz    
1.60 GHz    
2.21 GHz    
1300 MHz    
1400 MHz    
1200 MHz    
1100 MHz    
1000 MHz    
900 MHz    
800 MHz    
1.71 GHz    
1.80 GHz    
2.60 GHz    
2.31 GHz    
2.50 GHz    
2.00 GHz    
2.40 GHz    
1.91 GHz    
2.10 GHz    
  CPU 2 CPU 3
Average 1248 MHz 1222 MHz
Idle    
1.60 GHz    
2.21 GHz    
1300 MHz    
1400 MHz    
1100 MHz    
900 MHz    
1000 MHz    
1.80 GHz    
1.71 GHz    
1200 MHz    
800 MHz    
1.91 GHz    
1500 MHz    
2.60 GHz    
2.31 GHz    
2.50 GHz    
2.00 GHz    
2.40 GHz    
2.10 GHz    
 

Overview of Software Power Consumers

Usage Wakeups/s GPU ops/s Disk IO/s GFX Wakeups/s Category Description PW Estimate
1023 ms/s 2.6 kWork intel_atomic_commit_work 4.25 W
1.6 ms/s 9.6 3.3 Process [PID 81403] /usr/bin/pulseaudio --daemonize=no 2.28 W
64.9 ms/s 0.03 kWork acpi_ec_event_handler 270 mW
13.1 ms/s 3.1 1.6 Process [PID 82173] mplayer -loop 0 sf-fog.flv 54.4 mW
3.9 ms/s 2.2 Process [PID 81586] /usr/lib/Xorg -nolisten tcp vt07 -auth /var/run/slim.auth 16.3 mW
2.9 ms/s 14.0 5.4 Process [PID 81630] /usr/bin/gnome-shell 12.0 mW
2.5 ms/s 63.8 Timer tick_sched_timer 10.5 mW
1.7 ms/s 1.6 Interrupt [7] sched(softirq) 7.07 mW
1.5 ms/s Timer delayed_work_timer_fn 6.11 mW
1.2 ms/s 8.5 kWork fence_work 5.00 mW
0.8 ms/s 3.3 Interrupt [42] i915 3.34 mW
663.1 us/s Timer process_timeout 2.75 mW
601.0 us/s 0.01 Interrupt [1] timer(softirq) 2.50 mW
594.0 us/s 0.18 Interrupt [9] RCU(softirq) 2.47 mW
585.4 us/s 0.10 Process [PID 82208] tracker-store 2.43 mW
488.9 us/s 1.5 Process [PID 40301] sshd: raster@pts/0,pts/1,pts/2,pts/6,pts/4,pts/3,pts/5,pts/7,pts/8,pts/9 2.03 mW
464.7 us/s 5.5 Timer hrtimer_wakeup 1.93 mW
432.3 us/s 0.6 Interrupt [9] acpi 1.80 mW
350.9 us/s 2.0 kWork __i915_gem_free_work 1.46 mW
334.7 us/s 1.1 Process [PID 82174] mplayer -loop 0 sf-fog.flv 1.39 mW
308.7 us/s 2.8 kWork engine_retire 1.28 mW
252.3 us/s 2.4 kWork flush_to_ldisc 1.05 mW
179.8 us/s 2.8 Process [PID 381] [irq/47-iwlwifi] 747 uW
142.0 us/s 0.02 kWork acpi_os_execute_deferred 590 uW
138.9 us/s Process [PID 68396] [kworker/u17:1] 577 uW
136.8 us/s 2.6 kWork intel_atomic_cleanup_work 568 uW
131.6 us/s 0.5 Process [PID 534] /usr/lib/systemd/systemd-logind 547 uW
130.6 us/s 6.2 Process [PID 11] [rcu_preempt] 542 uW
114.7 us/s Process [PID 531] /usr/bin/dbus-daemon --system --address=systemd: --nofork --nopidfile --systemd-activation --syslog-only 477 uW
113.9 us/s 1.6 Interrupt [47] iwlwifi 473 uW
109.2 us/s Process [PID 80759] [kworker/1:3] 454 uW
105.3 us/s 0.02 Process [PID 82208] systemd 438 uW
103.4 us/s Process [PID 81393] [kworker/u16:0] 430 uW
91.3 us/s kWork __intel_wakeref_put_work 379 uW
85.9 us/s 7.3 kWork kfree_rcu_work 357 uW
84.1 us/s Process [PID 82213] wal-checkpoint 349 uW
83.7 us/s Process [PID 79936] [kworker/u16:3] 348 uW
75.9 us/s 0.5 Process [PID 533] /usr/bin/iio-sensor-proxy 315 uW
74.3 us/s 0.18 Process [PID 82167] powertop --time=120 --html=gnome.html 309 uW
72.2 us/s 0.08 Process [PID 81726] /usr/lib/tracker-miner-fs 300 uW
70.1 us/s 0.13 Process [PID 82077] systemd-udevd 291 uW
55.0 us/s Process [PID 80744] [kworker/2:0] 229 uW
51.2 us/s Process [PID 81184] [kworker/3:2] 213 uW
47.3 us/s Process [PID 75303] [kworker/u16:1] 196 uW
45.2 us/s 0.03 kWork acpi_ec_event_processor 188 uW
42.6 us/s 0.01 Process [PID 82213] pool-tracker-st 177 uW
42.2 us/s 8.1 kWork kfree_rcu_monitor 175 uW
41.9 us/s Process [PID 82110] [kworker/0:2] 174 uW
40.3 us/s 0.8 kWork gc_worker 167 uW
39.3 us/s 0.02 Process [PID 903] /usr/lib/systemd/systemd --user 163 uW
37.4 us/s 0.07 Process [PID 81713] /usr/lib/gsd-power 155 uW
30.9 us/s 0.04 Process [PID 1] /sbin/init nospec_store_bypass_disable no_stf_barrier nospec_store_bypass_disable no_stf_barrier 128 uW
29.8 us/s 0.14 Process [PID 28] [ksoftirqd/2] 124 uW
24.7 us/s 0.09 Process [PID 81757] /usr/lib/gsd-media-keys 103 uW
24.6 us/s 0.13 Process [PID 81782] /usr/lib/gsd-power 102 uW
23.4 us/s kWork vmstat_update 0 mW
21.4 us/s 0.01 Process [PID 82212] pool-tracker-st 0 mW
19.9 us/s Process [PID 161] [kworker/1:1H] 0 mW
19.8 us/s 0.06 Process [PID 229] /usr/lib/systemd/systemd-udevd 0 mW
19.6 us/s Process [PID 81402] /usr/bin/dbus-daemon --session --address=systemd: --nofork --nopidfile --systemd-activation --syslog-only 0 mW
16.4 us/s 0.03 Process [PID 219] /usr/lib/systemd/systemd-journald 0 mW
15.4 us/s Timer clocksource_watchdog 0 mW
15.2 us/s Process [PID 184] [kworker/0:1H] 0 mW
14.5 us/s 0.14 Process [PID 21] [ksoftirqd/1] 0 mW
13.7 us/s 0.01 kWork wb_workfn 0 mW
13.5 us/s Process [PID 82219] systemd-logind 0 mW
12.5 us/s Process [PID 81711] /usr/lib/gsd-media-keys 0 mW
11.9 us/s 0.18 Process [PID 82211] gdbus 0 mW
11.5 us/s 0.01 Process [PID 82207] systemd-logind 0 mW
10.8 us/s 0.01 Process [PID 82205] systemd-logind 0 mW
10.6 us/s kWork intel_atomic_helper_free_state_ 0 mW
10.1 us/s 0.5 kWork rps_work 0 mW
9.7 us/s Interrupt [41] ahci[0000:00:1f.2] 0 mW
9.7 us/s 0.09 Process [PID 82210] dconf worker 0 mW
9.7 us/s Process [PID 188] [kworker/2:1H] 0 mW
9.4 us/s 0.02 Process [PID 82206] pool-tracker-mi 0 mW
9.0 us/s 0.08 kWork vmstat_shepherd 0 mW
8.8 us/s 0.07 Process [PID 9] [ksoftirqd/0] 0 mW
7.8 us/s 0.01 Process [PID 82215] systemd-logind 0 mW
7.3 us/s 0.01 Process [PID 82216] systemd-logind 0 mW
7.2 us/s 0.01 Process [PID 82214] systemd-logind 0 mW
6.5 us/s 0.22 Interrupt [4] block(softirq) 0 mW
6.2 us/s 0.16 kWork iwl_mvm_tcm_work 0 mW
6.0 us/s 0.01 Process [PID 82204] systemd-logind 0 mW
6.0 us/s 0.9 kWork psi_avgs_work 0 mW
5.5 us/s Timer blk_stat_timer_fn 0 mW
3.9 us/s 0.01 Process [PID 35] [ksoftirqd/3] 0 mW
3.6 us/s 0.11 kWork kernfs_notify_workfn 0 mW
3.2 us/s 0.08 kWork pci_pme_list_scan 0 mW
3.1 us/s 0.03 Process [PID 189] [jbd2/sda3-8] 0 mW
2.9 us/s 0.08 kWork blk_mq_run_work_fn 0 mW
2.5 us/s 0.04 Timer watchdog_timer_fn 0 mW
2.5 us/s kWork free_work 0 mW
2.2 us/s 0.02 Process [PID 81670] /usr/lib/ibus/ibus-portal 0 mW
2.1 us/s Process [PID 145] [kworker/3:1H] 0 mW
2.0 us/s 0.02 kWork delayed_fput 0 mW
1.9 us/s 0.11 Timer sched_rt_period_timer 0 mW
1.8 us/s 0.02 Process [PID 82206] tracker-miner-f 0 mW






Device Power Report

Usage Device Name PW Estimate
112.6% CPU misc 3.59 W
100.0% Audio codec hwC1D0: Realtek (pulseaudio ) 2.27 W
48.4 pkts/s Network interface: wlp1s0 (iwlwifi)
112.6% DRAM 615 mW
112.6% CPU core 476 mW
100.0% Radio device: btusb 384 mW
100.0% USB device: Atmel maXTouch Digitizer (Atmel) 0 mW
100.0% USB device: usb-device-0424-2512 0 mW
100.0% USB device: Windows 8 Sensor Hub (Invensense) 0 mW
100.0% USB device: xHCI Host Controller 0 mW
23.2% Display backlight 0 mW
0.0% USB device: USB2.0-CRW (Generic) 0 mW
0.0% USB device: xHCI Host Controller 0 mW
0.0% USB device: usb-device-8087-07dc 0 mW
0.0% USB device: LG HD WebCam (Generic) 0 mW
0.0% USB device: usb-device-0424-2512 0 mW
0.0% Audio codec hwC0D0: Intel 0 mW
100.0% PCI Device: Intel Corporation 8 Series USB xHCI HC
100.0% PCI Device: Intel Corporation 8 Series HD Audio Controller
100.0% PCI Device: Intel Corporation Haswell-ULT Integrated Graphics Controller
100.0% PCI Device: Intel Corporation Haswell-ULT DRAM Controller
100.0% runtime-HID-SENSOR-200083.5.auto
100.0% PCI Device: Intel Corporation Wireless 7260
100.0% PCI Device: Intel Corporation Haswell-ULT Thermal Subsystem
100.0% PCI Device: Intel Corporation 8 Series LPC Controller
100.0% PCI Device: Intel Corporation 8 Series HECI #0
100.0% PCI Device: Intel Corporation 8 Series PCI Express Root Port 1
100.0% PCI Device: Intel Corporation 8 Series SATA Controller 1 [AHCI mode]
100.0% Radio device: iwlwifi
100.0% runtime-HID-SENSOR-200073.3.auto
0.0% runtime-INT33D3:00
0.0% USB device: usb-device-8087-8000
0.0% runtime-ACPI0003:00
0.0% runtime-PNP0C0A:00
0.0% runtime-PNP0C09:00
0.0% runtime-reg-dummy
0.0% runtime-alarmtimer.0.auto
0.0% runtime-PNP0C14:00
0.0% PCI Device: Intel Corporation 8 Series USB EHCI #1
0.0% PCI Device: Intel Corporation Haswell-ULT HD Audio Controller
0.0% PCI Device: Intel Corporation 8 Series SMBus Controller
0.0% runtime-regulatory.0
0.0% runtime-microcode
0.0% runtime-intel_rapl_msr.0
0.0% runtime-rtsx_usb_sdmmc.8.auto
0.0% runtime-PNP0C0C:00
0.0% runtime-ACPI0008:00
0.0% runtime-rtc-efi.0
0.0% runtime-INT0800:00
0.0% runtime-HID-SENSOR-20008a.7.auto
0.0% runtime-lg-laptop
0.0% runtime-efi-framebuffer.0
0.0% runtime-coretemp.0
0.0% I2C Adapter (i2c-4): i915 gmbus dpb
0.0% runtime-LGEX0816:00
0.0% runtime-HID-SENSOR-200076.4.auto
0.0% I2C Adapter (i2c-7): SMBus I801 adapter at efa0
0.0% runtime-PNP0C0E:00
0.0% runtime-PNP0103:00
0.0% runtime-HID-SENSOR-200001.2.auto
0.0% runtime-rtsx_usb_ms.9.auto
0.0% runtime-efivars.0
0.0% runtime-serial8250
0.0% runtime-i8042
0.0% runtime-iTCO_wdt.1.auto
0.0% USB device: EHCI Host Controller
0.0% runtime-INT3400:00
0.0% runtime-pcspkr
0.0% runtime-HID-SENSOR-200086.6.auto
0.0% I2C Adapter (i2c-5): i915 gmbus dpd
0.0% runtime-intel-spi
0.0% I2C Adapter (i2c-3): i915 gmbus dpc
0.0% I2C Adapter (i2c-1): i915 gmbus vga
0.0% I2C Adapter (i2c-6): AUX A/port A
0.0% I2C Adapter (i2c-0): i915 gmbus ssc
0.0% I2C Adapter (i2c-2): i915 gmbus panel
0.0% runtime-LGEX0815:00

Process Device Activity

Process Device
systemd /dev/autofs
/dev/kmsg
/dev/rfkill
systemd-journal /dev/kmsg
/dev/kmsg
acpid /dev/input/event0
/dev/input/event1
/dev/input/event10
/dev/input/event11
/dev/input/event12
/dev/input/event13
/dev/input/event2
/dev/input/event3
/dev/input/event4
/dev/input/event7
/dev/input/event8
/dev/input/event9
connmand /dev/rfkill
systemd-logind /dev/input/event0
/dev/input/event1
/dev/input/event2
/dev/input/event4
wpa_supplicant /dev/rfkill
/dev/rfkill
bluetoothd /dev/rfkill
pulseaudio /dev/snd/controlC0
/dev/snd/controlC1
/dev/snd/controlC1
/dev/snd/controlC1
/dev/snd/controlC1
/dev/snd/pcmC1D0p
gvfsd-fuse /dev/fuse
Xorg /dev/dri/card0
/dev/dri/card0
/dev/dri/card0
/dev/input/event0
/dev/input/event1
/dev/input/event14
/dev/input/event15
/dev/input/event16
/dev/input/event2
/dev/input/event3
/dev/input/event4
/dev/input/event5
/dev/vga_arbiter
gnome-shell /dev/dri/card0
/dev/dri/card0

AHCI ALPM Residency Statistics - Not supported on this macine

Software Settings in Need of Tuning

Description Script
VM writeback timeout echo '1500' > '/proc/sys/vm/dirty_writeback_centisecs';
Autosuspend for USB device Atmel maXTouch Digitizer [Atmel] echo 'auto' > '/sys/bus/usb/devices/2-3/power/control';
Autosuspend for USB device Windows 8 Sensor Hub [Invensense] echo 'auto' > '/sys/bus/usb/devices/2-6.2/power/control';
Runtime PM for PCI Device Intel Corporation 8 Series HECI #0 echo 'auto' > '/sys/bus/pci/devices/0000:00:16.0/power/control';
Runtime PM for PCI Device Intel Corporation 8 Series PCI Express Root Port 1 echo 'auto' > '/sys/bus/pci/devices/0000:00:1c.0/power/control';
Runtime PM for disk sda echo 'auto' > '/sys/block/sda/device/power/control';
Runtime PM for port ata3 of PCI device: Intel Corporation 8 Series SATA Controller 1 [AHCI mode] echo 'auto' > '/sys/bus/pci/devices/0000:00:1f.2/ata3/power/control';
Runtime PM for port ata4 of PCI device: Intel Corporation 8 Series SATA Controller 1 [AHCI mode] echo 'auto' > '/sys/bus/pci/devices/0000:00:1f.2/ata4/power/control';
Runtime PM for port ata1 of PCI device: Intel Corporation 8 Series SATA Controller 1 [AHCI mode] echo 'auto' > '/sys/bus/pci/devices/0000:00:1f.2/ata1/power/control';
Runtime PM for port ata2 of PCI device: Intel Corporation 8 Series SATA Controller 1 [AHCI mode] echo 'auto' > '/sys/bus/pci/devices/0000:00:1f.2/ata2/power/control';

Untunable Software Issues

Description
I2C Adapter i2c-6 has no runtime power management

Optimal Tuned Software Settings

Description
Enable SATA link power management for host1
Enable SATA link power management for host3
Enable SATA link power management for host0
Enable Audio codec power management
Enable SATA link power management for host2
Bluetooth device interface status
NMI watchdog should be turned off
Autosuspend for unknown USB device 1-1 (8087:8000)
Autosuspend for unknown USB device 2-5 (0424:2512)
Autosuspend for USB device USB2.0-CRW [Generic]
Autosuspend for USB device xHCI Host Controller [usb3]
Autosuspend for USB device EHCI Host Controller [usb1]
Autosuspend for USB device LG HD WebCam [Generic]
Autosuspend for USB device xHCI Host Controller [usb2]
Autosuspend for unknown USB device 2-4 (8087:07dc)
Runtime PM for I2C Adapter i2c-3 (i915 gmbus dpc)
Runtime PM for I2C Adapter i2c-4 (i915 gmbus dpb)
Runtime PM for I2C Adapter i2c-2 (i915 gmbus panel)
Runtime PM for I2C Adapter i2c-0 (i915 gmbus ssc)
Runtime PM for I2C Adapter i2c-7 (SMBus I801 adapter at efa0)
Runtime PM for I2C Adapter i2c-5 (i915 gmbus dpd)
Autosuspend for unknown USB device 2-6 (0424:2512)
Runtime PM for I2C Adapter i2c-1 (i915 gmbus vga)
Runtime PM for PCI Device Intel Corporation Wireless 7260
Runtime PM for PCI Device Intel Corporation 8 Series HD Audio Controller
Runtime PM for PCI Device Intel Corporation 8 Series SMBus Controller
Runtime PM for PCI Device Intel Corporation Haswell-ULT DRAM Controller
Runtime PM for PCI Device Intel Corporation Haswell-ULT HD Audio Controller
Runtime PM for PCI Device Intel Corporation 8 Series USB EHCI #1
Runtime PM for PCI Device Intel Corporation Haswell-ULT Integrated Graphics Controller
Runtime PM for PCI Device Intel Corporation Haswell-ULT Thermal Subsystem
Runtime PM for PCI Device Intel Corporation 8 Series LPC Controller
Runtime PM for PCI Device Intel Corporation 8 Series SATA Controller 1 [AHCI mode]
Runtime PM for PCI Device Intel Corporation 8 Series USB xHCI HC

Wake status of the devices

Description Script
Wake-on-lan status for device wlp1s0 echo 'enabled' > '/sys/class/net/wlp1s0/device/power/wakeup';
Wake status for USB device 2-6.1 echo 'enabled' > '/sys/bus/usb/devices/2-6.1/power/wakeup';
Wake status for USB device 2-3 echo 'enabled' > '/sys/bus/usb/devices/2-3/power/wakeup';
Wake status for USB device usb3 echo 'enabled' > '/sys/bus/usb/devices/usb3/power/wakeup';
Wake status for USB device usb1 echo 'enabled' > '/sys/bus/usb/devices/usb1/power/wakeup';
Wake status for USB device 2-6 echo 'enabled' > '/sys/bus/usb/devices/2-6/power/wakeup';
Wake status for USB device 1-1 echo 'enabled' > '/sys/bus/usb/devices/1-1/power/wakeup';
Wake status for USB device 2-6.2 echo 'enabled' > '/sys/bus/usb/devices/2-6.2/power/wakeup';
Wake status for USB device 2-4 echo 'enabled' > '/sys/bus/usb/devices/2-4/power/wakeup';
Wake status for USB device usb2 echo 'enabled' > '/sys/bus/usb/devices/usb2/power/wakeup';
Wake status for USB device 2-5 echo 'enabled' > '/sys/bus/usb/devices/2-5/power/wakeup';