Apps may request a WAKE_LOCK to keep a device component from "sleeping", so they can perform a task even when the display is turned off. Obviously, those "Wakelocks" can become an issue for how long your battery's charge holds...

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2answers
5k views

msm_otg kernel wakelock preventing deep sleep

Ever since upgrading my stock Sprint Galaxy S3 to the official Jelly Bean release, my phone won't go in deep sleep at all, it's constantly at 384MHz. It's because of msm_otg kernel wakelock. Anyone ...
2
votes
1answer
251 views

How do I keep CPU off when charging?

When I connect the USB power source, it makes CPU to stay on (even though "Development->Stay awake" is off). When charging from a weak power source if makes battery to drain even faster than is case ...
1
vote
0answers
531 views

GTalk_ASYNC_CONN wakelock detailed report. Keeps draining batteries

It's been a month since I've tried dealing with this wakelock. I've read a lot of articles, including this. A week ago I was also dealing with NlpWakelockCollector, which sometimes gets stucked ...
0
votes
0answers
26 views

My nexus 4 is awake 79% of the time… help?

So it's been some days my phone is keeping awake 79% of time. Below is the WLD screenshot. Screenshot of "Wakelock Detector" (click image for larger variant)
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0answers
275 views

Preventing certain WAKELOCKS (NlpCollectorWakeLock, NlpWakeLock) with shell? (e.g. pm command)

As some of you might aware of, the notorious 'NlpCollectorWakeLock' and 'NlpWakeLock' are often the cause of considerable battery drain. I personally make some custom ROMs, and would like to ...
0
votes
0answers
914 views

Delay on screen wake

When I push my power button to wake my device it takes 1-4 seconds for the screen to turn on and show the lock screenp. I have seen that others have solved the issue by turning off power-saving mode ...
0
votes
0answers
276 views

What is exynos5-fb.1 wakelock?

Samsung Galaxy S4 running stock Android 4.3. This wakelock is mysterious. What is it? It's taking up a big chunk of my Awake time. How do I stop it? Thanks
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0answers
36 views

What custom rom or kernel will help control wakelocks?

Galaxy s2 running Android 4.1.2. Out of 2.5 hours of awake time only 49 minutes were screen on. I would like the awake time to not have such a large gap with the screen on time. Should I install a ...
0
votes
0answers
329 views

L2_hsic is insane on Galaxy S4

I think This started happening after the last software update to 4.3. L2_hsic is insanely keeping the phone awake. What should I do?
0
votes
0answers
659 views

How to debug “wlan_wake kernel wakelock” on an unrooted device?

The question is as short as the title. I've a Samsung Galaxy Note 3 & it has started showing issues where the CPU remains in lowest possible frequency (250Mhz) and it doesn't go to deep sleep. I ...
0
votes
0answers
211 views

Fail to connect to ADB Wifi when device goes to idle state?

I am connecting to my Android phone with ADB WiFi (no USB plugged in). However, whenever my device goes to sleep, I am losing connection and unable to reconnect. In what I am trying to do, I need to ...