[Q] Battery suddenly discharging on standby - Desire Q&A, Help & Troubleshooting

Hi all
Yeeea I know you may think "WTF! another battery drain thread" But I've search the forum and there is nothing about that strange behaviour of my little big desire.
Usually at night when my phone is in plane mode and on standby, the battery drain is about 2ma (CurrentWidget).
But after a few hours of standby, the drain suddenly rises to 40ma. If i turn the phone on and off immediately, the drain returns to a normal 2ma.
Any Idea?
I'm using SetCPU with a "Screen OFF" profile. Could it be the cause of this?
Attached is a graphic of my battery. You can see that starting a 2 AM the phone starts to drain the battery and stops when I've switch it On and OFF a 8 AM

Related

[Q] Unexpected shutdown when battery is low

Recently my N7(2013) will shut itself down when the battery is low (about 10%) without any warnings, not even the "Shutting Down" dialog that it should show whenever it shuts downs (except for the usual low batt warning when it reaches 15%). After the shutdown, I cant even turn it back on not even the screen, nor the low batt (waiting for charger) screen is showing up until I plug it into a power source the it will show the charging screen and then I can turn it on again.
Its been a few times now, not sure its a hardware or software problem though. It shouldnt shut down when it still has 10% in it right?
Attached is the screenshot of the Battery Usage that shows the battery level shots down to 0% immediately from 10%.
Nexus 7 2013, Stock, Not Rooted
Are you using a battery monitoring program (battery doctor, better battery stats, etc)? If so, look in their settings, to see if they are set to shut down @ 10%...
BSnapp said:
Are you using a battery monitoring program (battery doctor, better battery stats, etc)? If so, look in their settings, to see if they are set to shut down @ 10%...
Click to expand...
Click to collapse
Nah I don't trust these apps so I don't use them. Moreover I'm did not root it so even if I use them they shouldnt have the permission to shut it down
Simple fix
It is an issue I have suffered with a couple of times and it appears we are not alone. It seems that the battery calibration is out of whack. When you charge your nexus up does it stay at 100% for quite a while? I
tried factory data resets amongst other things and nothing worked. I stumbled across a thread with a really simple fix. Turn your tablet off for 2 hours. Then turn it on again. Mine miraculously lost 26% of battery in that time (from 100% where it had been for 8 hours down to 74%). Then it started to use the battery at a normal rate. Working fine now.

Battery usage on airplane mode

Hi all
I used my Nexus as a alarm clock last night and put the nexus in aeroplane mode overnight. It was on 67% battery at 11pm when I went to sleep, when the alarm work me up at 6.30 the battery was at 55%.
Does this seem a bit it excessive?
Airplane mode doesn't stop apps from draining battery. I run cleanrom with wifi on all the time and get better standby, so i would install something like better battery stats or wakelock detector to see whats causing drain.
I always sleep with airplane mode on. It drains about 2 to 4% (top) on 8 hours. Used Waterlock detector with grenefy (with advanced features) to optimize it a long time ago.
I've had better luck just turning off WiFi itself instead of using airplane mode when putting the tablet to sleep. I know it's counterintuitive, but it seems to drain the battery far less.
Thanks all.... I'm not rooted so can't do the wake lock thing

Help me figure out my battery issue please!

I have hit a wall and can't figure this out for the life of me. With gsam.. whenever my battery drops a percentage the usage spikes from 3.3% to 30-60%. ??
I've installed numerous roms and even tested this on stock and still the problem remains (with no apps installed and no google apps).
Anybody have any idea of what could be causing this? I am currently on MM and the most current firmware available for my phone.
I am losing sleep over this haha
OK, here's an example to show you what the percentage in GSam means: If your battery went down from 100 to 90% (-> 10% decrease) and you see an usage of 30% for the display in GSam, then the display has used 3% (30% of 10%) of your battery power.
Is the same true when my usage drops by 1% when my hourly percent is idle at 3.x%/hour and then spikes to 25-90%/h? It gets nice and settled at 3-4%/h then when it drops a digit on usage it spikes up to 25-90%/h and crawls back down to 3-4%/h until the next usage % drops? ... I have wakelock detector which shows nothing happening, tried bbs and same happens but I cannot find what causes my %/h to spike like this.
Sorry, this is really frustrating to me.

IMS wake lock drain

Hi, I recently got my S9 but however lately I've been getting idle drain. With mobile data off, I lose about 2% every 2 hours and with mobile data on, I lose 4% every 2 hours. I have GSam installed and used ADB to give it permission for battery stats. Below are screenshots
http://imgur.com/gallery/5c4Q4j4
It seems to be from IMS service. I read that it can be from either WiFi calling or volte. I do not want to turn off either. Had anyone else experienced this? I still have good battery but this idle drain isn't normal. I haven't left my phone overnight so I guess I might try that tonight and see how much it drains
Hi there,
I am re-opening this old thread since I am facing the exact same behaviour with my new S10+. Due to IMS wakelocks, my battery drains 30-40% overnight (while I'm sleeping for 7 hours). If I put my phone in flight mode, it loses 1% overnight. Did you manage to find a solution afterall? I really hate having to put my phone in flight mode every night. Thanks in advance :highfive:
panmitz said:
Hi there,
I am re-opening this old thread since I am facing the exact same behaviour with my new S10+. Due to IMS wakelocks, my battery drains 30-40% overnight (while I'm sleeping for 7 hours). If I put my phone in flight mode, it loses 1% overnight. Did you manage to find a solution afterall? I really hate having to put my phone in flight mode every night. Thanks in advance :highfive:
Click to expand...
Click to collapse
Did you ever find a solution to this? Experiencing same problem now ...
Hi ... did any of the posters above find a solution to this issue ?
I am stuck at exactly the same problem: The phone (S9, stock-rom) drains approx 20% over night, doing nothing. Reason (according to GSam Battery Monitor) is the high power consumption of Apps > Android-System > 48 mins (264 count) wakelocks caused by ImsService.
If you look at the picture of batter usage in Gsam you clearly see, the phone stays active all night and barely sleeps/dozes :-(
What I already tried, without any effects:
- clearing cache of all "IMS*" Services in App Manager
- wiping cache partition
- disabling AOD (Always On Display) and VoLTE Telephony
- removing and re-adding google account
I am a little clueless and would like to avoid a factory reset as especially all those nasty "push-tan applications" will most likely need a re-authorization :-(
I'd heavily appreciate any hint.
After a long journey it seems that I found a solution: At least on Android 10 there seems to be a bug in google location services. If you disabled location history, the API requests are still made but get stuck each time (every 60 sec.) and keep the phone awake instead of returning to sleep.
The "bitter" solution was to turn on Google Location history again ... and suddenly the drain ends, as the detection and transmission of the location is ways faster, than letting the die in a timeout ...

Severe battery drain with a70.

So as the title says, I am noticing that my A70 battery is draining really fast. For example, in the last 15-20 mins I've been browsing Reddit and Facebook on 15-20% brightness, wifi on, mobile data off, power saving on, reduce animations on, nearly all 'Advanced features' off, no background apps running and my battery has gone from 81% to 74%. Is there anything I can do to maximise battery life? I really dont think I should be getting this much battery drain with the settings i have on.
Go into battery in the settings and press the battery usage button to see which apps are doing it.

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