[Q] Very high battery usage of all music players under CM7 - Galaxy S II Q&A, Help & Troubleshooting

Hello
I have searched a log but i didn't found a solution.
If i use my SGS2 with CM7 (tried last stable and nightly) i have the following issue:
Normally my phone takes around 1% battery/hour. (if i dont use it, like over the night)
If i start a music player, not important if native music app or winamp, the battery usage goes up to ~5% even if the player don't play music.
So if i like to listen to an audio book and fall asleep, the battery run out of power over the night. (depends on how long i sleep )
Could it depends on the SD Card?

Did you wipe data before installing??
Sent from my GT-I9100 powered by CheckRomâ„¢

yes i did.
But i have not done the CM7 SD Fix.
I will try it at the WE.
Maybe i will also try a new Wipe.

this is happening across multiple devices for me - my galaxy tab 10.1, my gt 8.9, droid charge, epic touch 4g... something in just about every music player won't let my devices sleep and drains the battery fast as heck.

Related

music stobes in/out in standby mode

I use Player Pro and Power AMP to play my music and whenever the phone goes in standby the music stutters. I bring the screen up and it plays flawlessly.
Running GeeWiz 2.1 w/KGB1127... also running an Audio manager...
I bumped up the profile in SetCPU from 400/100 to 800/100... and still stutters in standby.
This is with both headsets and Bluetooth setups.
Any ideas? thx
it also does this on CM 7.1 stable w/ Glitch v13 kernel...
anyone?
Well... just in case anyone is interested... I've managed to fix this... kinda.
I used SetCPU, and my screen off profile is 400/100 @ 1050mV
I bumped it up to 400/200
music plays almost flawlessly in screen off mode. Thanks for reading.
Was the music constantly skipping or would it play fine for a while, then skip a little bit? This happens to me with google music on MIUI/Glitch, and I haven't been able to figure out if it's an issue with the app itself or something kernel related I could tweak to eliminate the skipping.
I have the same issue as well. I'm using the MIUI 1.12.23 as well as Glitch v13 kernal. Any ways to fix this? I've tried two different MicroSD cards (8GB class 4 and 32GB class 4) and both had the same issue of music skipping when tracks are changing as well as when I wake the phone up from idle state.
I believe it's a kernel issue. it skipped badly on CM7 and glitch... MIUI is kinda the same i guess. I believe it's tied into the battery drain issue with Wifi, bluetooth, and auto sync on CM7.1. I tried the nightly v112, and still a little drain. had to manually turn off all switches or my battery would be dead in the morning. This "glitch" is the same as whats making the music skip... something is pulling power from the cpu and away from the music player.
I fixed it a little bit... i mean, yeah, it skiped and stopped and wasn't playing right, but i had to bump up the bottom number on my cpu voltage from 100Hz default to 200Hz
This helps... but it still skips a little, but not nearly as bad as before.
i'm running GeeWiz ROM now, which doesn't have the battery drain issue, and it seems to lesson the issue.
mine is a temp fix
Hm, I don't use bluetooth and am not always on wifi, I do have some things set to sync though but still experience the skipping. I also have already tried bumping the minimum frequency up to 200mhz and it didn't seem to make and appreciable difference. Although I'm not sure what it's related to, I'm not 100% that it isn't just the google music app when streaming, but my incredible seemed to play music skip-free in the same situations. I haven't yet tried playing locally stored music to see if the issue's still there.
I'm thinking of maybe trying changing the screenstate scaling settings for the kernel, but wish I knew where the issue stemmed from. Any kernel related adjustments haven't fixed the problem so far.
I don't know what it was but the problem is fixed for me. But I had to do a lot of things to get it working. I went back to stock EH03 Gingerbread. Then flashed to GeeWiz 2.4.2 ...then flashed KGB 1127 Kernel and then flashed the recommended LOGCAT fix. After that I updated all of my apps from the market that I could. Got rid of all the apps that suck major cpu usage like Facebook and PowerAmp music player. I switched to PlayerPro music player... Then I used Titanium backup to uninstall all stock music players...
I'm pretty noob at this so I wasn't sure if uninstalling stock apps would work but its good to go. I uninstalled the stock pic gallery as well... All is well... Plays music flawlessly now.
So idk if it was any or all I did but it worked. Seems like it was either apps stealing power or switch bugs in the other roms. But I'm loving GeeWiz 2.4.2 w/KGB 1127 Kernel with the Logcat fix.
Like I said... I'm noob at this so when in doubt... Start over.
Hope that helps.
Sent from my SCH-I500 using xda premium
I forgot to mention that I updated my recovery to CWM3 Voodoo Blue... That I believe was a smart move. GeeWee recivery is fine, but hard to root with... And CWM recovery.all which is 2.5 something has always been flakey for me. I think i'm pretty content finally. Lots of flashing... Ugh
CWM3 Voodoo Blue Recovery
Sent from my SCH-I500 using xda premium
I updated the radio to EC09 and tried different SD cards but got the same issue. I flashed back to stock and flashed KANG version of CM7. Both the stock music player and PowerAMP don't skip when I change tracks or wake the phone up from sleep. Has anyone tried the latest version of MIUI (2.1.6)? Do music tracks skip when changing tracks or waking from sleep?
Can anybody recommend another kernal to use with 2.1.6 MIUI rom that remedies the issue with music skipping?
What class SD cards are you guys using? I have no problems but I use a class 10 card. When I asked my wife how her fully stock Fascinate player works, she had complaints much like yours. I put my SD card in her phone and it played for 2 hours without issue. Her card is the one that came with the phone, a class 2. She also showed me video recording had problems which were also resolved with the class 10 card.
Now I need to know how to get my card back from her - lol.
I don't really keep music on my SD card, I stream it using google music and that's where the skipping happens for me so it's not the SD card. It does it even when the song is fully buffered, so it's not necessarily a connection/data issue either. It's like the music player isn't properly kept in the foreground and the music skips while the phone is "thinking" - doing other things in the background.

AOKP Ressurection Rom 'mediaserver' battery drain issue

I have been running Resurrection Remix 2.5.3 with NEAK 2.0.6 for a few days now and it is easily the best combo I've ever used, I have one problem though...
I'm seeing extreme battery drain when using any music app (tried about 15 different ones, using PowerAmp atm) where a process named mediaserver keeps the phone from going into deep sleep.
I've observed the process and it is taking up to %65 or more of the battery usage.
I know that this is caused by corrupt media files and I've tried all the solutions I could find like formatting, cleaning and deleting corrupt media files etc... all to no avail.
Anyone know of a fix for this? I need help, it's driving me crazy!
Note: as soon as I exit the music player, mediaserver use drops massively, but I want to listen to music without my phone lasting 4-6 hours!
Don't you think this belongs in the QUESTIONS AND ANSWERS section?
Sent from my GT-I9100 using Tapatalk 2
Media server is the thing that controls the media. Hence why it uses battery while listening to music, watching videos etc. It's normal.
Sent from my GT-I9100 using xda app-developers app
I've noticed that to, listening to music in any ics rom is a way bigger battery drain than it was with gb, media server or any music app didn't even came close to the screen on time in the battery stats in gb, and now listening to music eats away almost as much battery as the screen
it happens in all non sammy roms, it eats up all the bettery life
cipry189 said:
I've noticed that to, listening to music in any ics rom is a way bigger battery drain than it was with gb, media server or any music app didn't even came close to the screen on time in the battery stats in gb, and now listening to music eats away almost as much battery as the screen
Click to expand...
Click to collapse
android_isda_**** said:
it happens in all non sammy roms, it eats up all the bettery life
Click to expand...
Click to collapse
Yeah i have noticed both the things !!!
Moved to Q&A

[q] video player using 96.7% of cpu!!!

So today i woke up at 6:40am just to find out my S3 was on fire!! Not quite literally but it was the hottest it has ever been!! So after my mini heart attack I take the battery off let it cool down, let it power itself on, just to find out on whatchdog that there was an alert at midnight (while it was suppost to be idle) of the video player using 96.7% of the cpu. I'm really worried about this! All my video files are .mp4 and .wmv. Could the reason for this be a corrupt file? And I'm saying that because yesterday I had multimedia on my battery app first and did a lot of research for it to find out there could be corrupt files on my phone but come on I have thousands of thing and not planing to take them out and in again. But I also noticed whatchdog gave me alerts with multimedia manager and video player so I suppose it has something to do with it. Does someone actually know about this or has any idea?
By the way the multimedia drain stopped after I stopped the media manager from starting at boot with an app from the play store.
Additional info: Running Jelly Bean with Android Revolution HD 11.3 and Phenomenal kernel 4.0 medium.

[Q] Playing music is taking too much power?

Coming from iPhone, i was used to play music without any noticeable battery drain for long time. I mean, while on aiplane mode, phone used about 10% of battery to play music for 6-7 hours (during long flights). Now I play music with Google Play Music using my regular IEM phones (Xears Maestro MH700PRO) on HOX+ and it takes about 2-3% for 30 minutes of music, tested on my trip from home to work. And it seems to me bit too much.
I checked battery stats and found out that most juice is used by Mediaserver app. From searching around I found out that this process is handling playing media, but also scanning storage for media files. And it sometimes gets stuck in infinite loop from some messed files. So I used some NoMedia app to create .nomedia files in every folder of my virtual SD card to avoid Mediaserver scanning, since Google Play Music uses system Data folder to store its cached files. And it also has .nomedia files in its folders.
Problem is, that nothing changed, Mediaserver process is still on the top of power usage while playing music and phone still uses too much power to play simple MP3 music. Any ideas how to solve this?
More digging brought more info - used simple CPU Spy app to monitor which states are used while playing music in period of 30 minutes. And result is interesting - most used state is 760MHz with 21:33 and second is 640 MHz with 9:55. Unfortunately app doesn't show how many cores were active during that time, but even assuming it was only one, its still bit too much for playing simple MP3. Or is it normal with Android devices?
Try Media ReScan Root - if you are rooted It should stop scan your mediafiles without having to create .nomedia files...
Pls report back, I too have the feeling that this task uses a bit too much... not a problem, but could be better...
Have root, Media Scan Root (app has different name after install than on play store) installed and active, CPUstate reset and running music test again. Its quite annoying to see how much power phone uses to play music, simple MP3 player costing few bucks have like 1000% better power usage than phone in this price range. Wonder if there is some specialized player, maybe requiring root rights, but able to significantly lower CPU speed to save battery...
EDIT results are same, most used states are 760 and 640 MHz, most battery drain goes to Mediaserver with 45%, 20% goes to Google Play Music. 30 minutes took 3% of charge.
Wlk said:
Its quite annoying to see how much power phone uses to play music, simple MP3 player costing few bucks have like 1000% better power usage than phone in this price range.
Click to expand...
Click to collapse
It's the same as running a V8 while not driving, you will use more gas than with a v4 doing the same
Hmm, nice theory, but when apple can do it with their hw, android should too...
Wlk said:
Hmm, nice theory, but when apple can do it with their hw, android should too...
Click to expand...
Click to collapse
I wouldn't say that, i say you have installed a power hungry app!!! I just used the stock Music player at the gym for 2hrs straight and guess what? I walked into the gym with 73% battery and walked out of the gym with 73% battery, did not use a stitch of battery. Coming from an iphone 4 and always using it for the gym (which i still do cus this stupid phone doesn't offer wired headset controls yet!!!) i'd say this device gets just as good if not slightly better battery while ONLY listening to music. Now if you are using third party apps, streaming music, blah blah blah, well duh you're going to use up battery. Common sense there. If solely only using the Stock Music Player to listen to music SAVED on your phone, you will not see much of any battery consumption. Actually very impressed myself!
This was also before i rooted and was using the stock rom/device. Now i'm rooted and running a custom rom, battery is even better across the board!!!
Wlk said:
Hmm, nice theory, but when apple can do it with their hw, android should too...
Click to expand...
Click to collapse
For starters your comparing a 1.5ghz dual core iphone 5 with a 1.7ghz quad core, secondly 3% for listening to half an hours music is good. What planet are you from? Either buy an ipod or a less powerfull phone. You chose to buy the most powerfull phone on the market. No one made you, now you have to live with the limitations that brings
Sent from my HTC One X+ using Tapatalk 2

Media server huge battery drain

So guys, I've changed to temaseks rom 2 days ago. I did a mega wipe and formated my external SD, since that I'm having a pretty good experience in every way, except when the phone has any kind of audio, music, YouTube, or a game.. It shows like media server in the battery and audio_out2 in bbs, I installed media root rescan but my battery drains really fast, up to 25 per cent each hour, even with screen off while playing music, is it normal? What should I try to do
Luvinus said:
So guys, I've changed to temaseks rom 2 days ago. I did a mega wipe and formated my external SD, since that I'm having a pretty good experience in every way, except when the phone has any kind of audio, music, YouTube, or a game.. It shows like media server in the battery and audio_out2 in bbs, I installed media root rescan but my battery drains really fast, up to 25 per cent each hour, even with screen off while playing music, is it normal? What should I try to do
Click to expand...
Click to collapse
try other custom kernels
:good:
I've tried temaek's one, do u have any suggestions for another?

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