System_server - Nexus 4 Q&A, Help & Troubleshooting

After upgrading to 4.4.2, I noticed a massive battery drain, and then noticed that in BBS system_server is taking quite a lot, any ideas what it is and how to stop it?
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XxVcVxX said:
After upgrading to 4.4.2, I noticed a massive battery drain, and then noticed that in BBS system_server is taking quite a lot, any ideas what it is and how to stop it?
Sent from my Nexus 4 using xda app-developers app
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Change settings in some apps how frequent they should update. For example, update every 6 hours and change settings in Location to device only that might help. On my phone, I had a battery drain to zero just overnight. I disabled Google+ because I do not use it and in Google Play Services turn location off. I also wiped cache and dalvik cache in recovery and the battery drain stops.

taodan said:
Change settings in some apps how frequent they should update. For example, update every 6 hours and change settings in Location to device only that might help. On my phone, I had a battery drain to zero just overnight. I disabled Google+ because I do not use it and in Google Play Services turn location off. I also wiped cache and dalvik cache in recovery and the battery drain stops.
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I already switched off location, and disabled most unused apps, yet the drain is still here. Anybody else experiencing this issue?
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Wrong screen.
To check what is draining your system, select in first tab: Partial Wakelocks.
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RASTAVIPER said:
Wrong screen.
To check what is draining your system, select in first tab: Partial Wakelocks.
Sent from my NookColor using Tapatalk 4
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What I meant is not an off screen battery drain, rather it is an onscreen battery drain that is far more quicker than 4.3, with my phone under normal usage having a maximum of like 1.5 hours of on screen time even though idle drain is low.
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And I am telling you that this doesn't prove anything.
At same screen, I have much more use for system server in comparison to you, but in real life there is no problem.
So, don't worry about this.
Unleashed by my Nexus 4

Related

Battery issues with 4.2.1?

Hello-
Ever since I updated to 4.2 and especially 4.2.1, battery life has not been the same. Today I went from 100% last night to 73% in 22 hours just in standby. I didn't change any settings that I can remember. Can anyone please help with this?
Thanks,
wws12
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I had the same battery issues on 4.2 in standby...even with wifi disabled. I ended up flashing back to 4.1.2 and battery is back to normal. To me 4.1.2 is more stable and much smoother. Hopefully Google will fix these issues in the next update.
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I noticed that a large portion of the battery is being used by something called "Media server" Any idea what that is or how to turn it off?
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I'm also noticing the same sleep mode battery drain on 4.2.1,around 1% per hour..
I need to root my tablet to downgrade?
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Use media scanner root from the play site and disable the media scanner. Then this battery drain should reduce.
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ashwinrajsr said:
Use media scanner root from the play site and disable the media scanner. Then this battery drain should reduce.
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Do I need to be rooted for this?
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wws12 said:
Do I need to be rooted for this?
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Yes. Root access is a must.
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I think in my case most of the battery issues was from the device being new and the software stats still needed more time to be accurate, that has happened to me on my Sony tablet also..
Now I can see some real stats as I use better battery stats app for keeping track of the battery.
I use my tablet as a use when needed device because it's not my notifications device that is always connected, for that I use my smartphone. That said I turn on airplane mode when I'm not using it and sync when needed as well.
Só when my Nexus 7 is in sleep mode it has very few apps and services running other than the system ones.
So the stats I came up with are:
1% in sleep mode with airplane mode on and Google Now and Location History turned on..
And..
0.3% in sleep mode with airplane mode and Google Now plus Location History off..
So for me no Google Now as I don't need that much.. It lasts 3x more in standby without it... And the truth is, in my country Google now for me isn't that useful as it is although I'm sure someday will be..
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It's strange...with stock 4.2.1 no root I haven't any battery drain... 0.7% /hour with wifi on and sync enabled...In the battery stats, even if in a hour i turn on the display on a minute, the display takes at least 40% of battery...

Battery issues

Hi guys. Need some help. Very happy with my nexus 4 but, and its a big but, i am having some serious issues with the battery. I am struggling to even get 2 hrs of screen time on my nexus 4. The battery cant be this bad. Is there any way i can see what is exactly causing my battery drain? Sync, nfc is turned off. No widgets r running. Cant understand it. May have to rma this thing.
Help please.
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This is probably the cause of your problem.
http://forum.xda-developers.com/showthread.php?t=1999368
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didi you root the phone? if so what rom/kernel are you using?
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KyraOfFire said:
didi you root the phone? if so what rom/kernel are you using?
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Stock. Not done anything to it
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What kind of apps do you have?? Like apps that you think might drain some battery. Also use betterbatterystat app to monitor what's waking your device.
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moghm said:
Stock. Not done anything to it
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With stock, around 2 hours of screen on time is typical. You can prolong the battery life by disable Google Now, location service, email sync, Playstore auto update, etc. Check your battery stats (try better battery stats from the store) to see if any third-party apps drain your battery.
The better way to do it is to unlock bootloader, root your phone then flash a custom kernel. I recommend franco.Kernel. 3-4 hours of screen on time is typical with franco.
KyraOfFire said:
With stock, around 2 hours of screen on time is typical. You can prolong the battery life by disable Google Now, location service, email sync, Playstore auto update, etc. Check your battery stats (try better battery stats from the store) to see if any third-party apps drain your battery.
The better way to do it is to unlock bootloader, root your phone then flash a custom kernel. I recommend franco.Kernel. 3-4 hours of screen on time is typical with franco.
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Might as well flash a custom ROM with it if you're going to use a custom kernel IMO. When a new OTA, OP will have problems updating to it because he is using stock + custom kernel + custom recovery.
Here is how to fix your battery problem.
1. Turn off location access in Google Maps settings.
2. Wait about a week for the battery to go through its charge cycle 6-10 times. Let it get as low as possible without the battery dying (this is really bad) and be sure to let the battery sit at 100% for atleast a half hour or so when fully charged.
Each day you will see your battery life increase and when done, you should be getting around 5 hours screen on time.
Well dramatic change in battery life as displayed below. Now after having a read in several topics it seems like a fix is to have the wifi on. How strange as this goes against the ethos of all previous smartphones i have owned i.e. wifi on drains battery. I have uninstalled a few apps and also switched of location access, so to be sure that the fix is wifi related i will switch wifi off the next time i do a full charge and see how that behaves. By the way android os is way down in battery consumption now.
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Google services using battery

Hey guys, I just noticed that Google services has been using up a good deal of battery for the past few days... My autosync is off, gps off but still has it using up a fifth of my battery.. Anyone else have similar problems?
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sameer1807 said:
Hey guys, I just noticed that Google services has been using up a good deal of battery for the past few days... My autosync is off, gps off but still has it using up a fifth of my battery.. Anyone else have similar problems?
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Same here. I wonder if it's the new Gmail.
Yep same here
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They better fix it.. I'm losing battery lol.. Dropped 15% in 2 hours standby
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sameer1807 said:
They better fix it.. I'm losing battery lol.. Dropped 15% in 2 hours standby
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I have noticed that even in flight mode and screen off, there is a significant amount of battery drain (i saw 20% less in 6 hrs). With previews phone.. would be 2 to 5 %. I think that the key would be to underclock it in iddle mode
Do you have Google Now and maps location reporting enabled? Those two are major battery hogs.
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This worked for me and a friend. Go to Application manager then Google Play services and click uninstall updates. After uninstalling launch Hangouts. It will tell you that you need to update at which point do so. Hope that helps you out like it did me.
I am willing to bet these drains all occur after Google app updates? It seems that most Google apps want to eat battery the first cycle after they were updated. What I have noticed though, is that even though the "battery" stats report Google services as using a lot of percentage, the actually time the phone takes before it needs charged is about the same as when battery stats doesn't report Google services as eating battery.
So, see if "Google services" or Maps or any other Google app doesn't settle down after a cycle and also check to see if it really is shortening the time your phone needs between charges. I suspect it might just be temporary or maybe reported to the phone wrong.
Except for Google Music, freeze it, it will eat your data.
i uninstalled the play services update, and i disabled location services..seems to be fine now. ill turn it back on after a while to see if problem is caused by updates.
sameer1807 said:
They better fix it.. I'm losing battery lol.. Dropped 15% in 2 hours standby
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I've had this standby battery issue with three s4s now. Really annoying. My nexus four with a smaller battery lasts way longer
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Battery tips

Alright. I'm getting horrible battery life. Do you guys have any tips? Even after a data wipe its still bad. And tips specifics to this phone or general ones? Thanks
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Are you in an area with poor reception?
You can try turning GPS and WiFi off when not in use.
You can also root your phone and feeeze/remove bloatware.
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Get wake lock detector and you can find what is draining your battery
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Well I had good service but had to wipe it and now it seems like my service is terrible and it drops all the time
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XzxBATTxzX said:
Well I had good service but had to wipe it and now it seems like my service is terrible and it drops all the time
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I had the same issues after my update. I then went and froze mobeam, all Knox services, enterprise.knox, knoxs.eventmanager, and a Security wipe apk. Let my note drain all the way until it powered down. Let it charge full cycle while turned off. So far work 1hr and 45 mins of on screen on time I'm down 15%. I feel like that's decent. Been on xda app pretty heavy and 2 different games straight with no screen timeouts
XzxBATTxzX said:
Alright. I'm getting horrible battery life. Do you guys have any tips? Even after a data wipe its still bad. And tips specifics to this phone or general ones? Thanks
Sent from my SM-N900V using xda app-developers app
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Best tip I can give in general, whether you're experiencing bad battery life or not, is to learn how to bring down the Google based wakelocks across play store, youtube, account sync, maps, hangouts/talk etc
So how does one do this? First, do the obvious by going into each Google app - Menu key - settings - and untick things such as annoymous usage data, google mob ads etc. Delete apps you don't use if you're rooted too.
Disable Account Sync altogether if you can, location services in gps settings, bluetooth, nfc
More advanced things you can do is learn about "wakelocks" here: http://forum.xda-developers.com/showthread.php?t=1827676
MicheleJ said:
I had the same issues after my update. I then went and froze mobeam, all Knox services, enterprise.knox, knoxs.eventmanager, and a Security wipe apk. Let my note drain all the way until it powered down. Let it charge full cycle while turned off. So far work 1hr and 45 mins of on screen on time I'm down 15%. I feel like that's decent. Been on xda app pretty heavy and 2 different games straight with no screen timeouts
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thanks, i have 30min of screen time and down 15%

[Q] Nexus10 battery life with KitKat4.4

My N10 has this 1 issues where the device keeps awake when the screen is on.
Is this normal ?
Can anyone help me
The device is stock unrooted.
ahodil55 said:
My N10 has this 1 issues where the device keeps awake when the screen is on.
Is this normal ?
Can anyone help me
The device is stock unrooted.
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Did you mean when the screen is off? Because obviously it status awake while the screen is on. But there may be an app keeping it awake. Make sure all your apps are trusted
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when the screen is on. ive never experienced this when its on Jellybean 4.3
and all the apps ive downloaded are from Google Play Store of course.
anyone ???
ahodil55 said:
anyone ???
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I'd go for a wakelock detecting app like "better battery stats" or "wakelock detector" to see which app could be the culprit. "Greenify" could then be used to block that app from keeping your tablet awake.
I personally do have no issues with standby whatsoever. I'd say I lose about 3-4% of battery during the day on 4.4. (WLAN and sync on all day, but I'm taking it to work where I have no WLAN I could use). I guess I had the same mimimum drain on 4.3. So standby couldn't be better on N10 in my opinion.
I only had one issue so far, where at about 25% of battery left it suddenly began to drain like 10-15% an hour, thus leading to my N10 shutting off after about 2 hours. No idea what caused that drain in standby.
I second that, get better battery stats or something similar to see what's keeping it awake.
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AFAIK, BBS needs root in order to use em. And i cant root the N10 as it belongs to my mother
You don't need root for bbs
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Same here...very bad battery after moving to kitkat..
This is what I get...which is atleast 50% worse off
Update :- the charging time seems to have gone up significantly for both USB and power socket.
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meletios said:
Same here...very bad battery after moving to kitkat..
This is what I get...which is atleast 50% worse off
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mhm ... will not install 4.4 if the battery life is that terrible. Did you guys control the typical Google apps, which usually like to eat a lot of battery?
I have this since 4.4.2 on my Nexus 10 and 7v2. Not on the 5. My N10 uses almost every juice for Android OS. Before it used 5% for 1-2 days for standby. Now 3 hours. See screenshot. Is this normal?
And it wasn't awake. See other screenshot.

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