Kernel wake lock? - HTC EVO 3D

I'm getting extremely bad battery life (losing around 12 percent an hour on light use). I checked BBS and saw that level wake locks have been keeping my phone awake for a majority of the time that the screen is off. Could anyone give me any insight on how to fix this? Any help is appreciated.

Try another kernel.
sent on my Evil Evo running the colonel special herbs and spices kernel

I've tried almost all of the ones compatible with my ROM. I have an evo from virgin mobile though so there aren't nearly as many.

What do you see under alarms and partial wake locks
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I had to charge it so the stats reset but this is a good indication.
Sent from my PG86100 using Tapatalk 2

Did you ever get this resolved? I'm seeing the dhd wakelocks on my evo 3d as well, stock ICS

Related

Huge battery drain...

What on earth is draining my battery so bad? On 4 hour charge w/ screen on for a little over 1 hour and i got 47% battery left...display is 77% drain. Is there an app thats draining my batt like mad? I got 4g off, wifi off, gps off, and bluetooth off...and i've been in a strong Sprint area the whole time. What's the deal?
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evo3d comes with a task manager, check whats on and kill it. i do it often
Try watchdog.. it will notify you if an app is above threshold.
Sent from my PG86100 using XDA Premium App
i had a similar issue, nothing i did helped out... i ended up doing a factory reset and it seemed to resolve the issue. i have most of the same apps i had before and im getting great battery life now.
spunks3 said:
i had a similar issue, nothing i did helped out... i ended up doing a factory reset and it seemed to resolve the issue. i have most of the same apps i had before and im getting great battery life now.
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Click to collapse
i'm just wondering, but... what's great battery life?
I get roughly 14 hrs max on my low - normal usage.
and a lot less when i actually use the phone
sailow said:
i'm just wondering, but... what's great battery life?
I get roughly 14 hrs max on my low - normal usage.
and a lot less when i actually use the phone
Click to expand...
Click to collapse
About ~5 hours of screen on time is normal. I'm at 1 hour and 30 mins screen on and my battery is now at 20%. Horrid life...ill try a factory reset.
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Overstew said:
What on earth is draining my battery so bad? On 4 hour charge w/ screen on for a little over 1 hour and i got 47% battery left...display is 77% drain. Is there an app thats draining my batt like mad? I got 4g off, wifi off, gps off, and bluetooth off...and i've been in a strong Sprint area the whole time. What's the deal?
Sent from my PG86100 using XDA Premium App
Click to expand...
Click to collapse
Its the POS 3d effect you see. Garbagw huh? I returned mines. 3d is shat if even a old Galaxy S 1 device overperforms it.
Sent from my SPH-D700 using Tapatalk
SINNN said:
Its the POS 3d effect you see. Garbagw huh? I returned mines. 3d is shat if even a old Galaxy S 1 device overperforms it.
Sent from my SPH-D700 using Tapatalk
Click to expand...
Click to collapse
Lololol gtfo here then?
Overstew said:
What on earth is draining my battery so bad? On 4 hour charge w/ screen on for a little over 1 hour and i got 47% battery left...display is 77% drain. Is there an app thats draining my batt like mad? I got 4g off, wifi off, gps off, and bluetooth off...and i've been in a strong Sprint area the whole time. What's the deal?
Sent from my PG86100 using XDA Premium App
Click to expand...
Click to collapse
Try using OS monitor from the market. Go through the settings, change the sorting method to "load" and watch for BS running that shouldn't be.
Try and put.it.in ur car's battery to.see if.it last longer
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Try using CPU Spy to see if you're phone is going into deep sleep properly.
That sounds like you got a bad battery, even if the phone is not sleeping it should last longer than that. I would reset to see if maybe your batt stats got corrupted and if that doesn't do anything see if Sprint will give you another battery to try.
xHausx said:
That sounds like you got a bad battery, even if the phone is not sleeping it should last longer than that. I would reset to see if maybe your batt stats got corrupted and if that doesn't do anything see if Sprint will give you another battery to try.
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Click to collapse
Agreed this was happening to me so i ent and had the phone replaced and am having no issues this time
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I'm having good life...its been on for around 13 hours and been used for about 5 hours. I have a little over half of battery left.
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Turn auto sync off, that seems to help a little. Set task manager on home screen and use it every time you exit an app. The battery life on this phone is disgusting.
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The only time I had really bad battery life was with the overclock kernal. I ghetto adb'd it to my phone around 12est and by 6pm est it was dead not low battery but completly dead. I poped the battery out reverted to stock temp rooted it without overclock now im back to the 12 hours heavy use 2 days with min usage.
anti-up said:
Turn auto sync off, that seems to help a little. Set task manager on home screen and use it every time you exit an app. The battery life on this phone is disgusting.
Sent from my PG86100 using XDA App
Click to expand...
Click to collapse
Not bad at all for me. Of course it drops a hell of a lot quicker if you leave the screen on 24/7 but mine will still last 5-6 hours while listening to pandora over bluetooth and with the screen constantly on browsing the web. When not being used constantly it lasts a lot longer.
I have confirmed wakelock, started last night. I'm totally stock, no overclocking or anything.
How do I go about figuring out what's causing it?
Our you could just not use your phone. Then your battery will katy all day.
In all seriousness though, if you haven't already go to settings> wireless & networks> mobile networks & turn off always on data. You won't notice a difference in anything except your battery life will increase. Also, turn off automatic screen brightness & set it somewhere comfortable for you. All that brightness adjusting will drain on the battery. 3D movies, pictures & video will drain it as well. Also as someone else mentioned, check the built in real manager every once in a while. You would be surprised at some of the apps still running in the background even though you haven't used then in a while.
Just a few suggestions. If you have ashley tried all of this then wait until e can flash Roms & Kernels or buy the Seidio monster 4000mah battery.
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xHausx said:
That sounds like you got a bad battery, even if the phone is not sleeping it should last longer than that. I would reset to see if maybe your batt stats got corrupted and if that doesn't do anything see if Sprint will give you another battery to try.
Click to expand...
Click to collapse
Weird. I did a factory reset and now my battery is great.
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Battery life recently

I had been getting awesome battery life on my extended battery and had 4g coverage almost constantly. A full day 8-11pm no charging. Now I'm getting 8-9 hours depending on use and even turned off 4g and it hasn't helped since I started to not see 4g often.
Anyone else noticing a difference?
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Install GSam battery monitor. See what apps are staying awake. Google maps likes to stay awake a lot
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I'll give that a shot. Downloaded it and going to check it tomorrow and see.
A friend mentioned maybe my radio is not catching signals right and constantly searching for 4g but confused since I was constantly at 4g and I have not seen much 4g on my phone lately.
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I keep background data off, I turn it on and off when I need it, I hate constant notifications.

MIUI 2.7.13 Bugs Any One Else having trouble

Been running this for dad and my battery life last for like 2 hours and then drains i have check the settings and turned off auto back light and turned all the way down and set the sleep time to 15 min and still drains really bad. Is any one else having any trouble with battery. Also the Camera is not working ????/
You've hardly given us any info to go on..
GSM or CDMA?
What rom?
I'm guessing it's pure AOSP, thus it might have deep sleep issues (which would cause the battery drain), along with camera not working.
Try installing CPUSpy and BetterBatteryStats and try to identify the issue.
Sent from my HTC EVO 3D X515m using xda app-developers app
Well its cdma miui 2.7.13 for HTC evo 3d thought the title said it all. No camera issues just batter drain. I'll try that thanks
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4mA deep sleep?

I'm just curious about this 4mA deep sleep thing that I have on touchpad. I was using CM7 based Rom and would have about 2 days on battery on a really light use. Almost standby. But I installe CM10 based 4 days ago and after a full charge, I haven't charged it since. With same amount of really light use and mostly standby.
So I just wanted to know if this could be done to our 3d's too. I'm not a developer, nowhere even close to it, so I don't know that what I asked, if it makes sense here or no.
Any thoughts? Help? Comments?
Sorry for low quality pictures, took them with my 3d.
Sent from my Evo 3D CDMA
7 days on standby now..
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HTC One Battery

I have to say this battery is killing me. Anyone else seeing heavy battery drain?
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Coming from a One x, I have to say no. I've been very pleased with the battery so far.
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enzosly said:
I have to say this battery is killing me. Anyone else seeing heavy battery drain?
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Click to expand...
Click to collapse
Let it break in
Sent from my HTC One
Nope. Actually it's been really good.
Im always on power save
Sent from my HTC One using Tapatalk 2
Been using this since full charge watching directv, plex, vevo, YouTube and battery seems decent. Still no match with my buddy's Note 2. But acceptable.
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I had some issues with my battery when I got it. Turns out the stock clock/weather thing on the lock screen couldn't get a lock on my position (just kept saying "current location"), and would run GPS for 10 seconds whenever I unlocked my phone. After fiddling with GPS and the weather settings themselves for awhile to no avail, I said F it and just let it happen. Eventually it got a lock and since then battery life has been fine.
Battery is fine for me
Sent from my HTC One using Tapatalk 2
Battery been great. Way better than the s3. Just wished I could still view screen on time
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Battery has been surprisingly good after the first day. Unplugged over 10 hours with about two hours screen time and at 60%.
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WiFi Performance mode kills mine fast.
just returned a Note 2 and although its not right up there with it, its still pretty good.
I have been incredibly happy with the battery life. It's solid and wonderful.
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Battery has it's ups and downs for me....like today I had less the 6 hours off the charger and got like 2.5 on screen time and battery was down below 30%...haven't been able to get over 13 hours on a charge with moderate usuage....turned off lte which helped some but not a lot
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Going to mess around with settings. It could be that I'm spoiled with my note 2.
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It has a non removable battery. How do we swap the battery if it dies?
miketamm said:
It has a non removable battery. How do we swap the battery if it dies?
Click to expand...
Click to collapse
Buy a new phone.
I started this morning around 75% and got to 8% in about 8 hours of heavy usage. I must have sent a few hundred texts today along with a bunch of snapchats, took a bunch of pictures, web browsing, some Navigation use, an hour or so of Skyping, and a whole bunch of other stuff. Battery saver was on, but I had data running all day, Wifi and LTE per the situation. It actually said that Messaging was the main battery hog at 32%.
What I've taken from it is that if you're going to be using the phone heavily, it doesn't hurt to have a charger.
Where do you guys see how much screen time is used? I don't see it with sense
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Weird, my battery just went from 8% to 32% from being on the charger for a few minutes.
I guess it's not calibrated very accurately yet.

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