Lag + battery problems - Nexus 6P Q&A, Help & Troubleshooting

Hi!
Since an update (6.0.1? Not sure) i have had some problems with overall lag (browsing, gaming, appdrawer, etc). Also the battery won't last as long.
I have done 2 updates since this started, and still the same.
When i check Gsam battery monitor i can see that "Apps" eats the battery, and it's 'android core' that's the evilness here... ideas?

Related

Warning to those with battery drain on freex10

I was getting really fantastic battery life until today when I installed dolphin hd. I'm not sure why, but the moment I installed that, my battery could literally be watched dropping, even when it wasn't open. Once I got rid of it, my battery life then went right back to being great as it was before. The odd thing is, under battery usage, it wasn't showing up when it wasn't running, yet as it was the only change I made, and the sole factor in the change in battery life, I'm positive that's what it was. I'm curious how many people experiencing bad battery drain are using this browser.
i am using dolphin mini and dont think i have battery problem.
maybe you should try it.
Sent from my X10i using XDA App
Get a widget to turn off data with a single click, stopping it from running, slightly. I use extended controls
Sent from my X10i using XDA App
I have all these and my battery life is fine, I don't think you get what I said at all. I think dolphin could be the cause of so many people having battery troubles, as once I installed it I started experiencing the same things they said, and then once I uninstalled it the problem was gone. I am back to about 1% an hour drop hen in standby, however with the dolphin installed (even when it wasn't running and I wasn't connected to wifi or 3g) I was dropping about 5-10% just in standby per hour.
Hmm.... might remove it and see if I can see a difference.. but my battery life isn't even horrible. A little worse than before maybe. But I'm getting a solid 10 hours at least.
Sent from my X10i using XDA App
freex10 severe Battery drain with latest X10i official SE update.
Running Beta 4 after factory SE updated yesterday on my X10i. I have severe battery drain. 89% after loading the freex10 beta4 with apps zip install and a TI restore of all my prior progs. Left the phone plugged in and charging overnight and this morning it was 4%. I am not using any special browsers. I am using Advanced Task Killer and killed all the programs before leaving the phone. Any ideas??
I really wish there was a way to dual boot with xrecovery.. that way we could use stock SE during the day because it has better battery life, and when we are near a charger we can use 2.2
I had the battery drain problem where I was losing 5 - 10% per hour after upgrading to beta 4. While I cannot prove it I think the drain is related to the baseband upgrade and how it interacts with 3g on AT&T. I can't turn off data as this is my work e-mail device. After some experimentation I found that switching to 2g "fixed" the problem. I took my phone off the charger 4 hours ago and with moderate e-mail use, 1 30 minute phone call and some XDA and web browsing I am at 91%. I added the 2g/3g to the power control widget and can quickly switch to 3g when I want/need the additional speed.
One other unintended benefit I found from 2G. For some reason my phone will not drop in certain areas where I drop calls every time I am on 3g.
Possibly due to wifi?
Ok guys so I re-did the OE factory SE update and re-did the xrecovery to redo freex10 beta4. all went well but I was to sleepy to setup the wifi. This morning my phone was fully charged and ready to go. I came into work and turned the wifi on to use on our network. Phones been on standby and wifi is set to be off with the display. Its only been 3 hours and my phone is at 10%. Why is wifi drawing so much power even when not in use?
So far I saw many causes in 2.2, check my list here
> Dolphin HD (from this OP? - unconfirmed)
> Stock Email get partial wakelock with exchange server.
> Dialer - partial wakelock (you might not feel it, but it is, compared to 2.1)
> Dialer - drainage when turn 'turn to silence' on (Call setting)
For Dolphin, well as I trusted in android system, I believe there might be something else 'between' dolphin and the battery, I don't think it's the dolphin itself. Since it doesn't report anywhere between spareparts or battery usage, or even CPU usage. I must admit that 2.1 is doing better in term of 'system stability' (not about hanging, crashing - but to handle when something go wrong)
I also must admit that using ATK in 2.2 is likely cause trouble, I used to have battery trouble and there was no way out before I turned to ATK. well, thing got 'weird' (it was not worse) If you feel something wrong, 3G trouble, some stupid force close, try disable ATK.
I never used ATK in the fresh install. Posibly the stock E-mail however I haven't set that up either. Its a shame as the rom is real good and appears stable other than the battery drain issue. I've already tried the Xrecovery wipe of battery stats, cache, etc with no luck. I may just stick with the factory SE rom till freex10 is no longer a beta..
fiscidtox said:
I was getting really fantastic battery life until today when I installed dolphin hd. I'm not sure why, but the moment I installed that, my battery could literally be watched dropping, even when it wasn't open. Once I got rid of it, my battery life then went right back to being great as it was before. The odd thing is, under battery usage, it wasn't showing up when it wasn't running, yet as it was the only change I made, and the sole factor in the change in battery life, I'm positive that's what it was. I'm curious how many people experiencing bad battery drain are using this browser.
Click to expand...
Click to collapse
gotta give this a try
it's been driving me crazy wondering why my batter drains so fast
Worth a shot for sure! I get 24 hours easily with heavy usage... It's a lot better for me than beta 3 was
I use to have bad battery issues with this rom but then I install juice defender and it has done wonders for me. Task killers help but nothing like this app does.
Sent from my X10i using XDA App
I'm using beta 3 with constant 3g and dolphin hd. No problems. Batt drain is as usual with 2.1 original. I get about 1-1.5 days of usage, sometimes even 2.

Battery Life?

How long does a full charge last for you on your continuum?
I got a new warranty replacement battery from verizon yesterday, because my battery only lasted 4 hours. This was with turning off applications and having the screen off. I also have the brightness turned all the way down for when I actually use the phone.
Right now, Im running Adrynalyne's kernel and the "3.30.11 Clean Continuum DL17 Rom". I hope this battery lasts.
Mine will usually last all day (around 12 ish hours) with moderate use (meaning checking facebook, browsing the internet lightly and checking email, making calls and texting). I've never had a problem with my battery except when I first go tit and I couldn't put the thing down lol
Tricks to get your battery to last longer:
1. Get "Advanced Task Killer" from the market and kill all unnecessary processes that run. The Task Manager that comes on your phone can detect applications that are multitasking, but it can't detect processes. Processes can randomly start running when you open apps like Facebook, Browser, etc. When you press the "back" button to exit an application, these processes keep running and consume lots of battery life. I saved muchos battery life with this app.
2. Go to Settings>About phone>Battery use and see what's consuming the most of your battery life. Click on the items you see that are consuming battery life and it'll tell you if you can do anything about it.
3. Live Wallpapers consume a considerate amount of battery life, so if you're having battery problems, avoid using them.
4. Remove unneeded widgets.
5. A friend told me using battery conserving apps actually increased his battery consumption. I don't know if it's true, or why that would be but I would try testing to see if using a battery conserving app actually helps, or makes it worse.
6. Turn off WiFi when you're not using it, or it will constantly attempt to search for WiFi, decreasing your battery life.
7. Try using SetCPU, and set a limit to the processing power (is that what it's called?) that your phone can use. Don't set it to the minimum because you don't want a laggy phone, but try lowering it a bit and see if that reduces the amount of battery life used.
If that doesn't work, nothing will. I don't know why you only have 4 hours of battery life, but that should fix anything that makes your phone have less battery life
There's a better apparently than adv task killer it has like 5 apps in one its called android assistance. And its worth looking at trust me
Sent from my Rooted Space Time Continuum w/h a 2600mAh battery

Crazy battery drain in just a few hours

Hello.
I've been searching various forums for a fortnight now to try and diagnose an SII issue I've been having and Google inevitably brings me here. Unfortunately, the numerous threads on battery drain don't match the problem I've had and the solutions haven't helped.
Around two weeks ago I noticed the battery life on my handset was really terrible, draining in hours. I had been using it quite a bit at the time so assumed this was the cause. However, lately it has been draining within around 6-10 hours even when idle, usually dying completely overnight despite a full charge just before then. I don't have a huge number of apps installed - maybe 20, fairly standard ones like Twitter, Facebook, Amazon, no games and no 'battery defender' style apps. It's not rooted (it's 4.0.3) and I can't root it for other reasons.
The battery drain was a nightmare, basically going from power point to power point just to keep it topped up enough to use and it was draining during idle time and deep sleep. I very rarely ever have 3G, GPS or Bluetooth switched on. Wireless is on most of the time and it generally does have a signal in the two places I spend most time (home and work). It also has a strong Vodafone signal since I'm living in a major city centre.
I tried a few things:
1. Uninstalled all but the most-used apps I had. No change.
2. Uninstalled everything it was possible to uninstall. No change.
3. Installed BetterBatteryStats and CPU Spy. BBS plus many hours of searching kernel/partial wakelocks and so on showed nothing that looked odd at all, certainly nothing taking up a lot of time or regularly stirring the phone. CPU Spy showed it did deep sleep when idle.
4. Factory reset. This included no app installations except BBS, disabling the likes of Social Hub, Gaming Hub and all other stock apps I could. No tethering or wifi sharing, no wifi, no 3G, no GPS, no Bluetooth, nothing running. It was basically a handset sitting there doing nothing. BBS showed nothing odd that I could see but the battery still drains in hours. No partial wakelocks and a tiny number of kernel wakelocks taking up next to no time and occurring a handful of times. No change.
5. I charged it before bed, took the battery out and left it until morning. In the morning it was down at 79%. This seemed weird so I bought a brand new genuine Samsung battery and gave that a try. No change in the 6-10 hour drain but taking the battery out overnight showed no drain now.
6. The weirdest of all. I charged it fully before bed, switched it off over night and it was drained completely by morning. That seems crazy to me. I can fully understand poor software or bugs draining a battery but not when a handset is switched off.
I am lucky enough to be able to get a new handset through work but this issue really annoys me. I took very good care of the phone, never installed anything crazy, didn't over charge it, the handset never got warm at any time, I'm careful with Wifi/GPS/Bluetooth/3G and location services, yet I ended up with an effectively useless "mobile" phone.
Is there anything that comes to mind that could have caused this? Point 5 above made me think it was simply a battery issue and maybe it partly was (with two batteries, how unlucky) but point 6 is just crazy. What could cause a handset to drain a battery under these circumstances?
Thanks for any advice!
Take the phone to Samsung Service Centre. No phone should drain that quick when un-rooted and a full wipe has been done
Sounds like tha battery is shot.
Sent from my SPH-L710 using xda app-developers app
same thing happened to me yesterday, heres what i have tried to do so far:
http://forum.xda-developers.com/showthread.php?t=1821094
Um...widgets? Some widgets on stock Samsung ROMs kills your battery - I remember AP mobile news is a huge drainer. Try limiting the number of widgets you put on your homescreens maybe?
Hi...
Try:
01 - Full Wipe
02 - Install a clean ROM
03 - Disable Fast Dormancy ( *#9900*# )
04 - I use the GreenBatterySaver
After post your result !
I sugges too full reflash the stock rom and after count the batter time. If it does not help, it cold be HW error too - maybe it isn't.

[Q] High CPU

Hi,
My Galaxy S5 has be very laggy and the battery has become so bad I have to carry a charger everywhere with me.
The lag is really bad and I've counted 5 seconds + opening Chrome Beta, the gallery, camera, etc.
I tried doing a search but it's hard to pinpoint because of the number of articles and threads about TW lag in general. I found a few suggested apps to see what the CPU usage is and it appears mine is quite high, even when just swiping through the home screens. I've attached screenshots from my tests today.
The problem goes away with a restart but eventually comes back. Sometimes it happens and eats my battery before I realise it's happening.
I've done three factory resets since I got the phone 1 month ago.
Any suggestions on what to do appreciated.
HOLOYOLO said:
Hi,
My Galaxy S5 has be very laggy and the battery has become so bad I have to carry a charger everywhere with me.
The lag is really bad and I've counted 5 seconds + opening Chrome Beta, the gallery, camera, etc.
I tried doing a search but it's hard to pinpoint because of the number of articles and threads about TW lag in general. I found a few suggested apps to see what the CPU usage is and it appears mine is quite high, even when just swiping through the home screens. I've attached screenshots from my tests today.
The problem goes away with a restart but eventually comes back. Sometimes it happens and eats my battery before I realise it's happening.
I've done three factory resets since I got the phone 1 month ago.
Any suggestions on what to do appreciated.
Click to expand...
Click to collapse
Look in /settings/battery/ and look for power consumption and install BetterBatteryStatts to monitor apps and processes. Its usualy user apps, wrong settings or maybe a bad modem that causes high battery consumption.
gee2012 said:
Look in /settings/battery/ and look for power consumption and install BetterBatteryStatts to monitor apps and processes. Its usualy user apps, wrong settings or maybe a bad modem that causes high battery consumption.
Click to expand...
Click to collapse
Thanks for the reply.
Currently my battery usage is:
Android OS 21%
Screen 20%
Android System 14%
Google Play Services 5%
TuneIn 5%
Cell Stanby 4%
Chrome Beta 3%
Fenix 3%
HD Widgets 3%
It's usually in the same approx order. Anything there stand out? (I wouldn't usually use TuneIn, just needed it today).
HOLOYOLO said:
Thanks for the reply.
Currently my battery usage is:
Android OS 21%
Screen 20%
Android System 14%
Google Play Services 5%
TuneIn 5%
Cell Stanby 4%
Chrome Beta 3%
Fenix 3%
HD Widgets 3%
It's usually in the same approx order. Anything there stand out? (I wouldn't usually use TuneIn, just needed it today).
Click to expand...
Click to collapse
Looks pretty normal to me. You might want to install CPU-Spy to look for deep sleep issues.

how to troubleshoot battery drain / lag on LG V20/Android N?

Hey all,
One of the things I've noticed since first using android on the original galaxy S (Sprint / Evo and Epic 4G) is that android seems to lag super hard after about 6-12 months. This also seems to coincide with crazy battery drain. The problem is that this doesn't seem to be hardware or even OS version-specific. It's happened on every single one of my android phones since 2010. Every year i get a new phone and think that it'll be different this time, but every year the lag and battery drain appears again after around 6 months of use. When I do a hard reset it's solid and responsive for around 6 months again, then the lag and battery drain comes back.
Specifically, the lag is the type where you hit the home button or open the google search app and it takes between 2 and 15 seconds to actually open. This is especially bad when using google maps in the car. The phone sometimes takes upward of 10 seconds to respond to things unless i reboot and force close all apps (and then the lag comes back after an hour or so).
The battery drain is where I regularly drain 40-90% of my battery life within 3 hours, sometimes with minimal screen on time. Most recently, I had my phone screen off for 3 straight hours on wifi with bluetooth and GPS on and battery drain was about 7-8% per hour. A look at the battery stats often reveals that top battery drain processes include, "Android System," "Android OS," "Google Play Services," "Phone Idle," and "Screen."
The only thing consistent since 2010 is the use of an SD card and some of the apps I have installed. I've removed the SD card and it still lags though, so I'm thinking it's probably a rogue app? The thing is, when you go to battery stats, there aren't really any high-cpu-usage apps there that would explain either the high battery drain or the lag. And I dont think Android N allows us to track CPU usage of individual apps, so I cant even use a battery stats app to figure out what's hogging the CPU.
Anyone else have any experience with this? Any ideas would be super helpful. Thanks.
Config:
Phone: LG V20, Android N (7.0)
Memory Card: Sandisk 200gb mSDXC
* Facebook/FB Messenger removed/frozen
djfujiyama said:
Hey all,
One of the things I've noticed since first using android on the original galaxy S (Sprint / Evo and Epic 4G) is that android seems to lag super hard after about 6-12 months. This also seems to coincide with crazy battery drain. The problem is that this doesn't seem to be hardware or even OS version-specific. It's happened on every single one of my android phones since 2010. Every year i get a new phone and think that it'll be different this time, but every year the lag and battery drain appears again after around 6 months of use. When I do a hard reset it's solid and responsive for around 6 months again, then the lag and battery drain comes back.
Specifically, the lag is the type where you hit the home button or open the google search app and it takes between 2 and 15 seconds to actually open. This is especially bad when using google maps in the car. The phone sometimes takes upward of 10 seconds to respond to things unless i reboot and force close all apps (and then the lag comes back after an hour or so).
The battery drain is where I regularly drain 40-90% of my battery life within 3 hours, sometimes with minimal screen on time. Most recently, I had my phone screen off for 3 straight hours on wifi with bluetooth and GPS on and battery drain was about 7-8% per hour. A look at the battery stats often reveals that top battery drain processes include, "Android System," "Android OS," "Google Play Services," "Phone Idle," and "Screen."
The only thing consistent since 2010 is the use of an SD card and some of the apps I have installed. I've removed the SD card and it still lags though, so I'm thinking it's probably a rogue app? The thing is, when you go to battery stats, there aren't really any high-cpu-usage apps there that would explain either the high battery drain or the lag. And I dont think Android N allows us to track CPU usage of individual apps, so I cant even use a battery stats app to figure out what's hogging the CPU.
Anyone else have any experience with this? Any ideas would be super helpful. Thanks.
Config:
Phone: LG V20, Android N (7.0)
Memory Card: Sandisk 200gb mSDXC
* Facebook/FB Messenger removed/frozen
Click to expand...
Click to collapse
Hi. I'm currently looking into this with my V20 H910. I've had decent battery life on my phone until a few months ago. The past few weeks I'm charging my phone about 3 times a day because of the battery drain. I disabled auto-sync, uninstalled some pull-type apps but nothing helps. I've charged my phone to 85% (recommendation for battery life according to accubattery app) and when I wake up the phone is completely dead. During the day I'll have it next to me with the display off and I'll lose around 50% battery in a couple hours.
If anyone out there can help I'd / we'd appreciate it!!!
Going to move this thread to the V20 Q/A section so hopefully you guys get some more help. I have a V20 myself and don't have these issues.
djfujiyama said:
One of the things I've noticed since first using android on the original galaxy S (Sprint / Evo and Epic 4G) is that android seems to lag super hard after about 6-12 months. This also seems to coincide with crazy battery drain. The problem is that this doesn't seem to be hardware or even OS version-specific. It's happened on every single one of my android phones since 2010. Every year i get a new phone and think that it'll be different this time, but every year the lag and battery drain appears again after around 6 months of use. When I do a hard reset it's solid and responsive for around 6 months again, then the lag and battery drain comes back.
Click to expand...
Click to collapse
The best app in the world to figure out battery drain exists thanks to one of the members here who has been banging away at it for over seven years.
It's called better battery stats. This is the only app that gives you half a chance of figuring out where the drain is occurring.
You've been on XDA since 2007 ? high time you check it out
https://forum.xda-developers.com/showthread.php?t=1179809
Battery stats in android is a toy, it tells you very little.
I had my phone screen off for 3 straight hours on wifi with bluetooth and GPS on and battery drain was about 7-8% per hour.
Click to expand...
Click to collapse
The drain is high but why did you have GPS on with the screen off. See, its hard to tell if that is normal or not depending on what GPS was doing.
What's your drain like with screen off, on wifi & bluetooth and no GPS

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