Death of sleep ? - Nexus S Q&A, Help & Troubleshooting

I'm on CM7 official. I'm having problem that if I turn off the screen when running some apps like alkido reader, after 10 min I cannot turn the phone on any more. No response whatever. Usually a battery pull will be ok, but I don't want pull my battery all day. If I exit to the home screen its ok.
Anybody knows what's the problem? How can I solve it? Thanks for any help.
Sent from my Nexus S 4G using XDA App

First it's called the Sleep Of Death or SOD.
Also, did you change any system settings? (Overclocked, messed with voltage settings, etc.)

No, it's stock CM 7.1. I also tried reflash it without wiping the data. It doesn't help.
AeroEchelon said:
First it's called the Sleep Of Death or SOD.
Also, did you change any system settings? (Overclocked, messed with voltage settings, etc.)
Click to expand...
Click to collapse
Sent from my Nexus S 4G using XDA App

Related

After rooted

Has anyone had a problem with power goin out, I had to pull the battery to restart the phone, what do I need to do to fix this
Sent from my SPH-D700 using XDA App
epic4gman said:
Has anyone had a problem with power goin out, I had to pull the battery to restart the phone, what do I need to do to fix this
Sent from my SPH-D700 using XDA App
Click to expand...
Click to collapse
What version of root did you install? Did this happen before root? What did you recently install for apps? Whats running just before it dies?
i have this same problem. It was running all night on plane mode and just turned off around 5am. When i pulled the battery and turned it back on it was still at about 80% battery...I had to pull the battery, it wouldn't turn on until i did. The only program i had running was the alarm clock.
are you using overclock widget by chance? I've tried several different ways to root, but each time i use overclock widget the phone shuts off and have to pull battery to restart. hope this helps

Does this actually help my phone?

Has anyone tried Fast Reboot pro? I have it automatically perform a fast reboot everytime I unlock the screen, but I'm not sure if it actually does any good for my phone. Anyone that's used it before, would you mind letting me know what you think of it, thanks?
Sent from my LG-P999 using xda premium
It's prob just sucking your battery dry.
Set it to do a reboot each night or something, but not when you unlock the phone!!!
It's turning a simple act of turning the phones screen on, to restarting all startup apps on the phone, not gonna be helpful.
Sent from my LG-P999 using Tapatalk
Klathmon said:
It's prob just sucking your battery dry.
Set it to do a reboot each night or something, but not when you unlock the phone!!!
Click to expand...
Click to collapse
Yeah, just use it once in a while when you phone has been running for a long time.
I use it to... But its not a task killer it just restarts apps as if it was just booted.
Like above advice just use it once in a while and make sure you check important apps in white list ir manage list under settings to prevent it to restart the launcher etc.
Sent from my LG-P999 using xda premium
How would it help it?
Sent from my amazing G2x running EaglesBlood and Faux.

CM + G2x still SOD !

Hi,
I just want to know if he SOD (sleep of death) when charging the phone will ever be fixed with CM roms?
I experience it since a very long time....
Or if this cant be fixed, is there any good workaround and why does the phone SOD?
I have my phone set to max clock at 500 something while charging, stops that.
Also check which apps you have. Some apps cause sod for me (usually widgets).
Sent from my LG-P999 using xda app-developers app
redmonke255 said:
I have my phone set to max clock at 500 something while charging, stops that.
Also check which apps you have. Some apps cause sod for me (usually widgets).
Sent from my LG-P999 using xda app-developers app
Click to expand...
Click to collapse
Check "stay awake while charging" under application-development settings.
It keeps the screen on, also eliminates all sod's
Blazing angel said:
Check "stay awake while charging" under application-development settings.
It keeps the screen on, also eliminates all sod's
Click to expand...
Click to collapse
Yup all that does is leave my screen on when I get a text and wake me up with the laser beam of light.
Sent from my LG-P999 using xda app-developers app
redmonke255 said:
Yup all that does is leave my screen on when I get a text and wake me up with the laser beam of light.
Sent from my LG-P999 using xda app-developers app
Click to expand...
Click to collapse
That's why there's this nifty little thing on the phone that let's you change the screen brightness, lol. I just tap the setting on my homescreen until it goes to minimum brightness. Then when I wake up, tap it once and it's back to medium where I usually have it. Although, it takes more than my phone lighting up to wake me up, lol.
matrix0886 said:
That's why there's this nifty little thing on the phone that let's you change the screen brightness, lol. I just tap the setting on my homescreen until it goes to minimum brightness. Then when I wake up, tap it once and it's back to medium where I usually have it. Although, it takes more than my phone lighting up to wake me up, lol.
Click to expand...
Click to collapse
I'm on lowest brightness, in my pitch black room it's pretty bright.
Sent from my LG-P999 using xda app-developers app
Thanks for your inputs guys.
2 things to ask.
Anyone tried a charger with less Milliampere on it. our current is 1.0A. I heard that one with less may fix this.
Also, to the guy setting 500 Mhz when idle, does this reduce battery life or you set this only when charging?
Wagnard said:
Thanks for your inputs guys.
2 things to ask.
Anyone tried a charger with less Milliampere on it. our current is 1.0A. I heard that one with less may fix this.
Also, to the guy setting 500 Mhz when idle, does this reduce battery life or you set this only when charging?
Click to expand...
Click to collapse
I do it only when charging. I used to do it while the screen was off but it caused occasional SOD.
I'll check my charger. I think it's 5 volts and 750mA.
Sent from my LG-P999 using xda app-developers app
+1 to setting it to stay awake when charging. After finding out about that, ive never had a SOD so far, and that was a year ago. Not sure why the screen would turn on though when getting a text. Never had that happen to me with people texting or calling me; I always just turn off the screen and it stays off. Guess it might be the kernel?
redmonke255 said:
Yup all that does is leave my screen on when I get a text and wake me up with the laser beam of light.
Sent from my LG-P999 using xda app-developers app
Click to expand...
Click to collapse
Put it upside down. It won't get scratched unless you deliberately try to sandpaper the screen :laugh:
I had this problem with stock CM kernel, no SOD with Morfic kernel....never
if you go to the dev menu and disable sleep while charging (check the stay awake box) it fixes the problem.
zanzabar said:
if you go to the dev menu and disable sleep while charging (check the stay awake box) it fixes the problem.
Click to expand...
Click to collapse
+1
Sent from my LG-G2x using Tapatalk 2
zanzabar said:
if you go to the dev menu and disable sleep while charging (check the stay awake box) it fixes the problem.
Click to expand...
Click to collapse
What is the dev menu and how do I get to it?
Menu button > System Settings > Developer Options
Sent from my LG-P999
xBkKx said:
Menu button > System Settings > Developer Options
Sent from my LG-P999
Click to expand...
Click to collapse
Is that on ICS? I'm on CM 7.2
bg1906 said:
Is that on ICS? I'm on CM 7.2
Click to expand...
Click to collapse
Settings > applications > development > stay awake
redmonke255 said:
Settings > applications > development > stay awake
Click to expand...
Click to collapse
Could've sworn I said that last page :good:
Yep stay awake do work.
I tried modifying the CPU clock to +- 500 Mhz , but the phone still SOD.
I really think the problem is when the GPU enter idle state when charging.
Are there any tool to monitor GPU clock and changing it?
Is this SOD problem you are talking about part of CM7.2 or CM9? Which CM are you running and who's ROM? I am running Domination ICS w/ CM9 and have no SOD while charging.

Note Pro 12.2 LTE not going to sleep

Hi All,
Ive been having an issue with my P905. Android system is keeping awake all the time. Anyone else experiencing this? Any fix?
I've tried factory reset. It worked fine for a few days but its not sleeping anymore. I have two profiles set up, not sure if this could be an issue? I dont want to root due to warranty issues. Ive tried installing BetterBatteryStats but without root the guys cannot help.
I've tried reinstalling the official software without wiping but this did not help. All the apps I have installed on the tablet I have installed on my Note 3 as well, other that bloat.
Not sure what to do now. Please help.
Thanks
Sent from my SM-P905 using XDA Premium 4 mobile app
zaheedsk said:
Hi All,
Ive been having an issue with my P905. Android system is keeping awake all the time. Anyone else experiencing this? Any fix?
I've tried factory reset. It worked fine for a few days but its not sleeping anymore. I have two profiles set up, not sure if this could be an issue? I dont want to root due to warranty issues. Ive tried installing BetterBatteryStats but without root the guys cannot help.
I've tried reinstalling the official software without wiping but this did not help. All the apps I have installed on the tablet I have installed on my Note 3 as well, other that bloat.
Not sure what to do now. Please help.
Thanks
Sent from my SM-P905 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
I had a similar problem, and digging around, found that the NY Times app was using up a huge amount of the battery, even though it was set to only update every 4 hours. I removed it from the Magazine UI page, and while I couldn't uninstall it, I did restore the app to the factory image and deleted its data/cache. That fixed it for me.
ericbergan said:
I had a similar problem, and digging around, found that the NY Times app was using up a huge amount of the battery, even though it was set to only update every 4 hours. I removed it from the Magazine UI page, and while I couldn't uninstall it, I did restore the app to the factory image and deleted its data/cache. That fixed it for me.
Click to expand...
Click to collapse
Thanks. Ill try the same. I hope it works. Will let you know.
Sent from my SM-P905 using XDA Premium 4 mobile app
Update: I clear cache, data and uninstalled updates for NY Times. I disabled the app as well. Fully charged and restated the tab. Still no luck. Android system still kept awake all the time until now. Any other suggestions please?
Sent from my SM-P905 using XDA Premium 4 mobile app
zaheedsk said:
Update: I clear cache, data and uninstalled updates for NY Times. I disabled the app as well. Fully charged and restated the tab. Still no luck. Android system still kept awake all the time until now. Any other suggestions please?
Sent from my SM-P905 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
This is so hard without being able to root the device.
Backing up, when you say it is kept awake, do you mean that it won't go into Deep Sleep, or the screen is actually staying on?
Assuming it's not a screen timeout issue, the places I looked were in the settings battery section - it shows what procs are using up the battery. I also checked settings for applications under running, looking at who was accumulating CPU, and also the System Panel app, which gives a different view into processes running.
What I would recommend is to charge the tablet up, then right before turning in, restart it (which will reset all the usage counters) and leave it that way overnight. Check first thing in the morning for what has been happening during the time it should have been in Deep Sleep.
ericbergan said:
This is so hard without being able to root the device.
Backing up, when you say it is kept awake, do you mean that it won't go into Deep Sleep, or the screen is actually staying on?
Assuming it's not a screen timeout issue, the places I looked were in the settings battery section - it shows what procs are using up the battery. I also checked settings for applications under running, looking at who was accumulating CPU, and also the System Panel app, which gives a different view into processes running.
What I would recommend is to charge the tablet up, then right before turning in, restart it (which will reset all the usage counters) and leave it that way overnight. Check first thing in the morning for what has been happening during the time it should have been in Deep Sleep.
Click to expand...
Click to collapse
Thanks a lot for your help, appreciated. The issue is deep sleep. Last night I charged and just before 100% I switched off and on again. Before restarting I disabled the NY Times app. Ive attached screen shots of the battery now. Hopefully you can see something that I've missed.
Sent from my SM-P905 using XDA Premium 4 mobile app
zaheedsk said:
Thanks a lot for your help, appreciated. The issue is deep sleep. Last night I charged and just before 100% I switched off and on again. Before restarting I disabled the NY Times app. Ive attached screen shots of the battery now. Hopefully you can see something that I've missed.
Sent from my SM-P905 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
I'm not seeing any smoking guns there. If you're not seeing anything suspicious under Running in Apps Management or one of the other performance monitoring apps, you may have to just start uninstalling things and see if you can isolate it that way.
What does the battery chart look like, tap on that green/gray graph and take a screen shot. This reminds me of my LTE Galaxy Tab 10.1. LTE would consume battery like crazy sometimes, particularly when signal strength was marginal.
Sent from my SM-P900 using Tapatalk
muzzy996 said:
What does the battery chart look like, tap on that green/gray graph and take a screen shot. This reminds me of my LTE Galaxy Tab 10.1. LTE would consume battery like crazy sometimes, particularly when signal strength was marginal.
Sent from my SM-P900 using Tapatalk
Click to expand...
Click to collapse
This is the current screen shot. Ive done a few tests and it seems Android system keeps awake even in flight mode. The entire weekend the tab has been at home and connected to wifi most of the time.
Thanks
Sent from my SM-P905 using XDA Premium 4 mobile app
try the greenify app?
last i remember the developer released a non root version but im not sure if your device is supported.
search playstore for "Greenify" and get the non root version
it hibernates most apps until you run them manually.. you could use this to possibly pin point the app that may be preventing sleep? hibernate all the apps you can and then remove on app from hibernation list and see which app is the culprit... each time removing it from hibernate and then putting it back or rather replacing it with another one so you can accurately see the effect of each app on sleep?
ali_jiwa said:
try the greenify app?
last i remember the developer released a non root version but im not sure if your device is supported.
search playstore for "Greenify" and get the non root version
it hibernates most apps until you run them manually.. you could use this to possibly pin point the app that may be preventing sleep? hibernate all the apps you can and then remove on app from hibernation list and see which app is the culprit... each time removing it from hibernate and then putting it back or rather replacing it with another one so you can accurately see the effect of each app on sleep?
Click to expand...
Click to collapse
Thanks I'll try that. Will post results.
Sent from my SM-P905 using XDA Premium 4 mobile app
zaheedsk said:
Thanks I'll try that. Will post results.
Sent from my SM-P905 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
no probs man
let us know how it goes!!:good:
Update
I tried to greenify everything that I could. This did not help. I found that WakeLock Detector works on non-rooted devices via a PC version. I tried this and yesterday I think I found the cause. Seems com.sec.android.app.bluetoothtest is keeping awake for over a day. I dont have bluetooth switched on. I thried switching it on a left it on for a few hours but that did not help. Any ideas how to fix this?
Thanks
Sent from my SM-P905 using XDA Premium 4 mobile app
zaheedsk said:
Update
I tried to greenify everything that I could. This did not help. I found that WakeLock Detector works on non-rooted devices via a PC version. I tried this and yesterday I think I found the cause. Seems com.sec.android.app.bluetoothtest is keeping awake for over a day. I dont have bluetooth switched on. I thried switching it on a left it on for a few hours but that did not help. Any ideas how to fix this?
Thanks
Sent from my SM-P905 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
I don't see this running on my P905. Quick web search mainly brings up links listing in in bloatware lists for various models.

Massive drain with no wake locks

Hey all
I had a wake lock trigger that was draining my battery so I decided to try and find what was causing it. I turned off all background sync and disabled GPS. I charged my phone to full and then let it drain over night. As you can see in screen shots... Massive drain occurred with no visual signs of the cause. Anyone have an idea?
Sent from my Nexus 5 using XDA Free mobile app
Demonic240 said:
Hey all
I had a wake lock trigger that was draining my battery so I decided to try and find what was causing it. I turned off all background sync and disabled GPS. I charged my phone to full and then let it drain over night. As you can see in screen shots... Massive drain occurred with no visual signs of the cause. Anyone have an idea?
Sent from my Nexus 5 using XDA Free mobile app
Click to expand...
Click to collapse
Try to turn off wifi and see what happens
Demonic240 said:
Hey all
I had a wake lock trigger that was draining my battery so I decided to try and find what was causing it. I turned off all background sync and disabled GPS. I charged my phone to full and then let it drain over night. As you can see in screen shots... Massive drain occurred with no visual signs of the cause. Anyone have an idea?
Sent from my Nexus 5 using XDA Free mobile app
Click to expand...
Click to collapse
Did you get any shots of the Kernel Wakelocks and Partial Wakelocks screens in bbs? That's where you would see the culprit(s). Also, do you ever do soft reboots? Some people (including myself) have experienced increased battery drain with no visible wakelocks after soft rebooting. Doing a full reboot seems to fix it.
Sent from my Nexus 5
It's definitely something using Wi-Fi. Need more in depth analysis
Sent from my Nexus 5 using Tapatalk
premo15 said:
Did you get any shots of the Kernel Wakelocks and Partial Wakelocks screens in bbs? That's where you would see the culprit(s). Also, do you ever do soft reboots? Some people (including myself) have experienced increased battery drain with no visible wakelocks after soft rebooting. Doing a full reboot seems to fix it.
Sent from my Nexus 5
Click to expand...
Click to collapse
I checked those but there was nothing abnormal. I'd done a reboot when I flashed the kernel back to stock pa.
Sent from my Nexus 5 using XDA Free mobile app
rootSU said:
It's definitely something using Wi-Fi. Need more in depth analysis
Sent from my Nexus 5 using Tapatalk
Click to expand...
Click to collapse
I've disabled wifi and it drained to dead. Going to recharge to full and see what it does off wi-fi. What could I do to see why/if wi-fi is killing it?
You can see it is draining it in your screen shots. Maybe you didn't fully disable the background Wi-Fi usage. "scanning always enabled" for example
Sent from my Nexus 5 using Tapatalk
rootSU said:
You can see it is draining it in your screen shots. Maybe you didn't fully disable the background Wi-Fi usage. "scanning always enabled" for example
Sent from my Nexus 5 using Tapatalk
Click to expand...
Click to collapse
That was one of the first things I disabled.
Demonic240 said:
That was one of the first things I disabled.
Click to expand...
Click to collapse
Doesn't look like its disabled correctly. Your screenshot shows nearly 8 hours Wi-Fi.
Maybe there is a bug in your settings data.
Not sure if you're rooted or not but maybe a backup / wipe is the best course of action
Sent from my Nexus 5 using Tapatalk
rootSU said:
Doesn't look like its disabled correctly. Your screenshot shows nearly 8 hours Wi-Fi.
Maybe there is a bug in your settings data.
Not sure if you're rooted or not but maybe a backup / wipe is the best course of action
Sent from my Nexus 5 using Tapatalk
Click to expand...
Click to collapse
Here's the current setting. I guess I can factory reset again. I'll try that after this current charge cycle.
Sent from my Nexus 5 using XDA Free mobile app
You could try booting the phone into safe mode to see if it's a 3rd party app, though unnecessary if you plan on trying a full reset anyways.
Disable xposed
Sent from my Nexus 5 using XDA Free mobile app
Factory reset, no syncing enabled, no auto updates, google now disabled, no apps other than stock gapps installed. Still high android os usage.
Demonic240 said:
Factory reset, no syncing enabled, no auto updates, google now disabled, no apps other than stock gapps installed. Still high android os usage.
Click to expand...
Click to collapse
while at first it looks high, in reality it isnt(yet). in your screenshot you have only lost 5% battery so far with light use. at this point you really cant tell what your battery will be like with use.
simms22 said:
while at first it looks high, in reality it isnt(yet). in your screenshot you have only lost 5% battery so far with light use. at this point you really cant tell what your battery will be like with use.
Click to expand...
Click to collapse
How about now?
Demonic240 said:
How about now?
Click to expand...
Click to collapse
ahh, thats a little better, but itll drop a little more with use. while 20 is a little high, id still classify as normal. really anything up to 20% is normal. typically, after a full cycle, i see android os between 9-15%. but it would all depend on exactly how you use your phone.
simms22 said:
ahh, thats a little better, but itll drop a little more with use. while 20 is a little high, id still classify as normal. really anything up to 20% is normal. typically, after a full cycle, i see android os between 9-15%. but it would all depend on exactly how you use your phone.
Click to expand...
Click to collapse
Right now.. I'm not doing anything other than replying to this thread.
Demonic240 said:
Right now.. I'm not doing anything other than replying to this thread.
Click to expand...
Click to collapse
i see that chrome(and chrome sandbox) is taking a huge amount of battery for very little use. 21% together, just to respond to xda..
Install system monitor from play store and check CPU freq and number of CPU's online while screen on.
Sent from my Nexus 5 using Tapatalk
As said above....use the phone normally and check when its almost drained. It will surely be much lower.
If location is on...it will probably be higher than 10% I'd guess. If so....completely normal.

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