[Oxygen ROM] Battery percentage error - Optimus One, P500, V General

Been using Oxygen since the past 2 days, the best ROM lately for me..
But this is one problem I encountered today.. there was 53% left and I'd been using the phone for quite some time like 1-1.5hrs and there was no drop in battery percentage (I know battery life on this ROM is good, but this was too good to be true)
I even checked in settings-about phone-status-battery level.. 53% there too.
I did a reboot, and percentage went down to 19%
Attached is the screenshot.
Notice the graph going horizontal and then vertical.

Turn off your wifi before you let your device go into sleep.

sounds like an unexpected solution, but will try doing that. thanks.
EDIT: I DID NOT turn wifi on. you can see from the screenshot, there was no screen on when wifi turned itself on. weird.

yash3339 said:
sounds like an unexpected solution, but will try doing that. thanks.
EDIT: I DID NOT turn wifi on. you can see from the screenshot, there was no screen on when wifi turned itself on. weird.
Click to expand...
Click to collapse
Yes there is, as you see wifi was on when you are not using the phone

I had this same problem with GingerLol ROM. Now that I'm using cm9, I cannot test if it solves the problem.
The above solution had worked for you, yash3339?
Thanks for the answer, nocterum!

@malfatti: It did work for me I guess, mainly because I know what's causing the problem, and it's pretty avoidable.
Thanks nocterum.

If you have the cwm recovery, there is an option to delete battery stats. First download a battery calibration app. After the battery is charged to 100% reboot into recovery and delete the battery stats. then reboot normally and run the battery calibration app. Unplug your phone and use it until it fully discharges and turns off. Then recharge it again and you should be good to go. I was having similar problems running the IHO CM7 build but that fixed my problems completely.

freestylejunki32 said:
If you have the cwm recovery, there is an option to delete battery stats. First download a battery calibration app. After the battery is charged to 100% reboot into recovery and delete the battery stats. then reboot normally and run the battery calibration app. Unplug your phone and use it until it fully discharges and turns off. Then recharge it again and you should be good to go. I was having similar problems running the IHO CM7 build but that fixed my problems completely.
Click to expand...
Click to collapse
I think that you were lucky when it fixed for you, just a coincidence... deleting battery stats in recovery does the same thing as deleting using battery calibration app... and also, if your phone is charged to 100% and you unplug it, battery stats are wiped automatically... and they have nothing to do with the percentage shown... battery stats are the info about what apps used how much battery, for how long, wakelocks, etc... it does not help battery in any way...
And this thing happens because the % shown is just an approximation of battery %...
About wifi thing, how can it get enabled by itself??? You said you were using the phone that time, but then you say you didn't use Wi-Fi??? I think you start to believe battery stats more than you believe your own brain...
I was born in the '90's... 1290's >

This happen to me couple of times in lupo's cm9 too
Sent from my LG-P500 using XDA

Related

[Q] KaosFroyo Battery Life Issues?

I just flashed KaosFroyo v34 a couple days ago. Coming from stock 2.1, I have noticed that the battery life on my eris is nothing like what it used to be. My battery runs out VERY quickly. I have heard that KaosFroyo has great battery life so am I doing something wrong? Any suggestionson how to get better battery life?
Sorry if I'm posting this in the wrong section I wasn't sure where to post it.
Look a few threads down for the thread saying for those having issues with battery life.
api1996 said:
I just flashed KaosFroyo v34 a couple days ago. Coming from stock 2.1, I have noticed that the battery life on my eris is nothing like what it used to be. My battery runs out VERY quickly. I have heard that KaosFroyo has great battery life so am I doing something wrong? Any suggestionson how to get better battery life?
Sorry if I'm posting this in the wrong section I wasn't sure where to post it.
Click to expand...
Click to collapse
Did you recalibrate your battery? This is an important step, to do this charge your battery to a full charge (turn your phone off and charge at least 1 hour after the led turns green) boot into recovery, wipe bat stats, unplug your phone and run until it turns itself off, try to reboot, if you can reboot run until the phone dies and repeat until the phone will not boot, connect charger and fully charge, let drain again and you should be calibrated.
Sent from my FroyoEris using XDA App
I would try the recalibration as mentioned before...or if you want to try something quicker, you could run v32 and see if that makes a difference for you.
rigbyrobot said:
Did you recalibrate your battery? This is an important step, to do this charge your battery to a full charge (turn your phone off and charge at least 1 hour after the led turns green) boot into recovery, wipe bat stats, unplug your phone and run until it turns itself off, try to reboot, if you can reboot run until the phone dies and repeat until the phone will not boot, connect charger and fully charge, let drain again and you should be calibrated.
Sent from my FroyoEris using XDA App
Click to expand...
Click to collapse
holy crap thats a lot of work to calibrate for me since my phones calibration is off aswell but not by that far, with a full charge im able to run music for about 8-12 hours or so, so i think im good. Only reason i think my calibration is off is that even when my phone shows green the charge says only 87% and i can still let it continue to 100% the phone is not stopping that. But would it be a good idea for me to re-calibrate the battery?
SicNside said:
holy crap thats a lot of work to calibrate for me since my phones calibration is off aswell but not by that far, with a full charge im able to run music for about 8-12 hours or so, so i think im good. Only reason i think my calibration is off is that even when my phone shows green the charge says only 87% and i can still let it continue to 100% the phone is not stopping that. But would it be a good idea for me to re-calibrate the battery?
Click to expand...
Click to collapse
I would, Its good practice
Sent from my FroyoEris using XDA App
Also be careful of battery/ cpu hogging apps and widgets. Flashing the cfs over the bfs included in v34 helps too
Sent from my FroyoEris using XDA App

[Q] The battery is drops suddenly on Galaxy S2

After I fully charge the phone, and disconnecting it from the power, the battery suddenly drops to 96-97%, it is normal? I already made a battery calibration past week. Even after I upgraded the phone from XXKG2 to XXKG6, still the same problem here. I bought the phone last month. (by the way, it is rooted and I have on it the 2.3.4 stock)
Post some pictures of the battery usage.
And also some of bestbatterystats.
Try this: After you get the "Fully Charged" notification, try not to take it off charging immediately. Leave it on there for about 10 minutes or so and then take it off of charging, you should see it as 100%. If this does not help. Please post some screenshots of your battery usage screen, we can troubleshoot from there.
Bruaca said:
Post some pictures of the battery usage.
Click to expand...
Click to collapse
This is the stats for the moment dropbox.com/s/4svvwpevod8cmm7/SC20110828-000603.png , I just installed the Battery Monitor Widget, to see whats the deal, for the moment OS and Display is drain my battery, because I have played with the phone for about a 15 minutes, but during the day, OS is always on 10-15-20% and display the same
kolachaitu said:
Try this: After you get the "Fully Charged" notification, try not to take it off charging immediately. Leave it on there for about 10 minutes or so and then take it off of charging, you should see it as 100%. If this does not help. Please post some screenshots of your battery usage screen, we can troubleshoot from there.
Click to expand...
Click to collapse
I already made this few times, but without success
Denees said:
This is the stats for the moment dropbox.com/s/4svvwpevod8cmm7/SC20110828-000603.png , I just installed the Battery Monitor Widget, to see whats the deal, for the moment OS and Display is drain my battery, because I have played with the phone for about a 15 minutes, but during the day, OS is always on 10-15-20% and display the same
I already made this few times, but without success
Click to expand...
Click to collapse
U mean this??
http://dropbox.com/s/4svvwpevod8cmm7/SC20110828-000603.png
Tap your finger on graph above and screenshot that.
Did you calibrate your battery, before or after you upgraded to KG6? If you calibrated it before, then you should try calibrating it again.
1. Charge 100% (best way switch your phone off)
2. Run Battery Calibration
3. Drain the battery until it's totally empty.
4. Charge again 100% (best way switch your phone off)
5. Reboot and enjoy
Greetz Nebucatnetzer
Bruaca said:
U mean this??
dropbox.com/s/4svvwpevod8cmm7/SC20110828-000603.png
Tap your finger on graph above and screenshot that.
Click to expand...
Click to collapse
This is the stats you want to see? dropbox.com/s/ksbwqp0mq43vk3s/SC20110828-003457.png
kolachaitu said:
Did you calibrate your battery, before or after you upgraded to KG6? If you calibrated it before, then you should try calibrating it again.
Click to expand...
Click to collapse
No I did not calibrate it after the upgrade, but when I was on the XXKG2, I calibrated it 3 times
Bruaca said:
1. Charge 100% (best way switch your phone off)
2. Run Battery Calibration
3. Drain the battery until it's totally empty.
4. Charge again 100% (best way switch your phone off)
5. Reboot and enjoy
Greetz Nebucatnetzer
Click to expand...
Click to collapse
Yes, I did like you said all the time, but for the first time I followed up the ultralinx tutorial, from he's blog
Denees said:
This is the stats you want to see? dropbox.com/s/ksbwqp0mq43vk3s/SC20110828-003457.png
Click to expand...
Click to collapse
Yes. It's exactly that.
I think maybe batterystats.bin was not removed, I tried to remove it with Battery Calibration app, but I didn't checked if it was or not. Tommorow or on monday I will try to post some stats from Battery Monitor Widget
That does look very much like a non calibrated battery. Try calibrating it as 'Bruaca' mentioned, and you should be getting the correct readings this time around.
kolachaitu said:
That does look very much like a non calibrated battery. Try calibrating it as 'Bruaca' mentioned, and you should be getting the correct readings this time around.
Click to expand...
Click to collapse
Ok, I will try again, and I will come up with te result soon
Sent from my GT-I9100 using xda premium
I did another calibration, with the device turned off until battery riches 100%, then I turned it on, then I removed the charger, and it was on 100%, I put the charger back, again after 5 minutes I heard the signal, then I went into Root Explorer and deleted the batterystats.bin, and pulled the charger, now I have 100% + 4143mV, it's normal? or should be more mV?
4143mV sounds a little high. Mine is ~3600. Though I'm getting the opposite problem. What might happen is that I'll leave it on overnight and it'll gain 2 or 3 percent of the battery. I started getting problems charging after I installed font changer, which was also weird. Like, it'll take ages to charge to 100%.
Edit: 4143mV sounds about right for a fully charged battery.

Battery mysteriously dying

I charged my phone during the night to 100% and used it for a bit this morning. I went to the beach for the day, and left my phone at home. Upon returning (roughly 5 hours later) my screen was stuck on the ATT splash.
I looked at my battery usage to see if anything strange had happened, and I was greeted with the attached image.
I am currently running stock ICS 4.0.3 from ATT. Rooted with Kernal version 3.0.35-Siyah-v3.4.2. I do have a lot of widgets on my home screen, but I have had this same setup for more than 2 weeks and nothing like this has ever happened before.
Pleas let me know if you need any more details. Any and all help is appreciated.
--Dolk
Download batery calibration app from market, charge until you get 4200mv, disconnect charge, calibrate then after succesful calibrate restart phone then dont shutdown until you get force shutdown.
If you cant get 4200mv, wait to the highest value then calibrate
Anyway your signals are very low, it will be drain battery rly fast, try make them highet and keep wifi shutdown
Sent from my GT-I9000 using xda app-developers app
Arlicc said:
Download batery calibration app from market, charge until you get 4200mv, disconnect charge, calibrate then after succesful calibrate restart phone then dont shutdown until you get force shutdown.
If you cant get 4200mv, wait to the highest value then calibrate
Anyway your signals are very low, it will be drain battery rly fast, try make them highet and keep wifi shutdown
Sent from my GT-I9000 using xda app-developers app
Click to expand...
Click to collapse
Why does low signal strength quickly discharge the battery? Also does this explain for the gaps in the battery info or is it something else?
Our phones do not require battery calibration. Have you installed betterbatterystats, and watchdog? If not, install them and see if it happens again. I can tell you that it's not the official update that's the problem, as I had it installed for a few days. Almost gotta be a rogue app. You could also try switching kernels just to see if it helps.
Sent from my SGH-I777 using Tapatalk 2
Thanks but again, whats going on? If I have been using the same setup for more than 2 weeks, shouldn't an occurrence like this have already happened?
I had a similar incident today running stock 4.0.3. no root. Phone went black. Once I noticed it, I restarted it which it didn't want to do at first. Went to the battery stats and it looks similar to yours. Battery level showed about a 50% drop. Never had that happen before.
Well I am going to try the first suggestion and see if that helps. I'll report back later.
It seemed that the first option worked pretty well. I let my phone sit for 8hrs today, and the battery only discharged to 87%.
Dolk89 said:
It seemed that the first option worked pretty well. I let my phone sit for 8hrs today, and the battery only discharged to 87%.
Click to expand...
Click to collapse
Probably kuz it didn't reboot. It looks like your phone rebooted quite a few times for whatever reason, back to back, possibly got stuck in some boot loops too. Id call it a fluke unless it happens again.
And there is no "calibrating" our battery. If you reboot at lower capacities it'll come back substantially lower and then correct itself slowly over time. Its just how our meter works (voltage reading vs mah counter)

Rom/Battery

Having issues with roms lately. Some roms won't even give me 2 hours of battery life. (Maybe 4 hours even in standby!!)
Talked to Motorola over the phone they think maybe it's the battery, they sent me a free one but I still have the same issues.
Sometimes I look at my phone and it has already been drained. Then I see that standby has taken up 75% of the battery. Like wtf lol.
So the question is, what is the best ROM for battery life?
Thanks.
Neutrino v2.9
Make sure you install bluesleep fix if the rom you are using doesn't have it....
For me the best results have: "old" ALIEN and CM7 !!!
CM7 - 1day and 27minutes with 7hours and 28minutes screen on (30-35% luminoziti)
Sorry for english!
Atrix - "CM7"
Seeing as it happens with every ROM, you may try to calibrate your battery, it may help. Download 'Battery Calibration' app from the Play Store and follow the in-app instructions. I always calibrate mine after changing ROMs exactly because problems like yours happened to me in the past.
MaxK47 said:
Seeing as it happens with every ROM, you may try to calibrate your battery, it may help. Download 'Battery Calibration' app from the Play Store and follow the in-app instructions. I always calibrate mine after changing ROMs exactly because problems like yours happened to me in the past.
Click to expand...
Click to collapse
That app does not calibrate the battery. All it does reset the previous battery usage graphic table.
Sent from my MB860 on CM10 (Epinter)
Soldier-2Point0 said:
That app does not calibrate the battery. All it does reset the previous battery usage graphic table.
Sent from my MB860 on CM10 (Epinter)
Click to expand...
Click to collapse
But it helps. If I don't do it, after 2~3 flashes of different ROMs I start to have huge drops (staying at ~80% for 6 hours, then instantly dropping to 20%) or the system misreads the actual battery capacity (turning off with at least 30% battery remaining, for example).
Have you tried wiping battery stats?...
Charge the phone as far as it will go (lets say over night)(also if you need to plug the phone into the charger after it has charged over night without the battery in it so you get he battery with a question mark, then put the battery in and it should show like 5% battery or something then let that charge as long as it will, which is usually around 15% if i remember correctly), then wipe battery stats in cwm or whatever way you prefer. Reboot the phone and use it until it is completely dead (0% battery and the phone shuts itself off and wont turn back on, but do not try to drain the battery using video loops or anything, just use it like you normally do. Then charge it up to 100% but do not turn it on, let it stay on the charging screen until it gets to 100% and dont use or unplug it at all. It should take longer to get from 99% to 100%, just be patient Hopefully that solves the issue.

What about this battery drain!?

Hi all, I want just to ask you if my battery drain is normal . I am on stock rooted odexed, stock kernel, s off. See the screen I did
Up!
Fast Battery Drain
Hi Frenix,
I also have an HTC ONE MAX. It's new and I've the same problem. IT'S NOT NORMAL FOR 3200mA!! See the screen I did, also if I don't use the phone, the battery drain very fast... (the first 7 hours the I didn't use the phone and it was in airplain mode). When I don't use it, the battery goes down very fast but when I use it, the battery works correctly!! This is Crazy!!! I've tried everything like charge cycles, disable all connections, reset the system to factory settings, and reset the statistics of the battery. It is definitely a sowftware problem, because if the battery is under stress, it works correctly! Consumption is given by 50% by phone on standby or idle and if the phone is also TURN COMPLETELY OFF, it drain faster than the phone turn on. I don't really what's the problem, but is not possible that a 3200mA battery drain in 1 day also if you don't use it. Do you report the same problem?
fedejames97 said:
Hi Frenix,
I also have an HTC ONE MAX. It's new and I've the same problem. IT'S NOT NORMAL FOR 3200mA!! See the screen I did, also if I don't use the phone, the battery drain very fast... (the first 7 hours the I didn't use the phone and it was in airplain mode). When I don't use it, the battery goes down very fast but when I use it, the battery works correctly!! This is Crazy!!! I've tried everything like charge cycles, disable all connections, reset the system to factory settings, and reset the statistics of the battery. It is definitely a sowftware problem, because if the battery is under stress, it works correctly! Consumption is given by 50% by phone on standby or idle and if the phone is also TURN COMPLETELY OFF, it drain faster than the phone turn on. I don't really what's the problem, but is not possible that a 3200mA battery drain in 1 day also if you don't use it. Do you report the same problem?
Click to expand...
Click to collapse
I have exactly the same problem.nobody knows the answer here i think.
Wakelock Hell
Frenix27 said:
Hi all, I want just to ask you if my battery drain is normal . I am on stock rooted odexed, stock kernel, s off. See the screen I did
Click to expand...
Click to collapse
Looks to me like a wakelock issue. Some application is preventing the system from going into sleep mode. I'm working on the same issue.
When working properly, the phone should only ever be awake when the screen is on.
Use GSam Battery Monitor from the Playstore to see what is eating the battery and go from there. Depending on what ROM and if rooted or not, you can more than likely correct the issue.
calibration
i probed of calibrate the batery??
I'm running Nusense my wake lock was caused by Google Now (search). Try disabling it and see what happens. I used an app called wake lock detector.
Sent from my HTC6600LVW using XDA Free mobile app

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