What exactly is stamina mode? - Xperia Z2 Q&A, Help & Troubleshooting

Hi everybody,
I'm now exploring my new Z2, and being obsessed about battery life I am curious about the stamina mode.
So I get that on the very basic level, it simply shuts down WiFi and mobile data when the screen is off and turns them back on when the phone is active.
But what happens when I add apps to the "whitelist"? If I add gmail to get email notifications - would it keep data running? would it turn it on periodically (e.g. like Juice Defender)?

the data is running but is controlled like firewall.
lets say if u add whatsapp in the whitelist, only whatsapp can get the traffic while other apps are blocked when screen off.

This might help you - http://developer.sonymobile.com/2013/04/03/how-sonys-battery-stamina-mode-works/

I was wondering the same thing. The link someguyfromhell posted doesn't really say how it works. I'm interested in this because it seems to have a great impact on battery life and notifications arrive instantly and I'd like to use something like this with a 3rd party ROM. Is there any app out there that does exactly that?
Sent from my SGP511 using XDA Premium 4 mobile app

hillbicks said:
I was wondering the same thing. The link someguyfromhell posted doesn't really say how it works. I'm interested in this because it seems to have a great impact on battery life and notifications arrive instantly and I'd like to use something like this with a 3rd party ROM. Is there any app out there that does exactly that?
Sent from my SGP511 using XDA Premium 4 mobile app
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Click to collapse
Greenify does the exact same thing at a shorter extent I believe.

Related

[Q] Juicedefender with IM?

So I've been reading some threads about the app JuiceDefender, and even tested it out for a few days, but before I really start working with it I was hoping to get some opinions. It appears that the major draw of the app is that it limits your data updates in order to save idle battery life. However, I generally keep an instant messaging program running (imo when it works, trillian and skype otherwise) at essentially all times. From a few tests with the app, it appears that when it turns off data updates while on idle, it also disconnects me from my chat apps, causing me to miss messages and such. Is this really just not the app for me, or is there something I'm missing? Does it really even help at all, or is it just another battery life placebo?
Thanks for any help!
The juicedefender version that is .99 allows you to set exceptions for apps when the screen is off. Unfortunately, doing so for an app like IM pretty much defeats the pupose of juicedefender as you're wifi or mobile data will need pretty consistent access
Sent from my MB860 using Tapatalk
BBock9 said:
The juicedefender version that is .99 allows you to set exceptions for apps when the screen is off. Unfortunately, doing so for an app like IM pretty much defeats the pupose of juicedefender as you're wifi or mobile data will need pretty consistent access
Sent from my MB860 using Tapatalk
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Agreed. Would not suggest using it at that point

BEST WAY TO SAVE YOUR ANDROID BATTERY! legit!

okay so what you wanna do is go to settings, then go to accounts & sync then uncheck background data! It wont affect anything but the market so when you wanna download stuff you just have to turn it back on then off. This will increase your battery 100 percent no lie! It made my phone amazing.
Also good if you do not want to receive any emails or notifications of any sort...
Sent from my Eris using XDA App
I just have a 3G switch in my notification bar so I can turn it off/on quickly when I want, and doing so saves my battery countless hours of life. I turned my phone on 7 hours ago and I've only had 3G turned on once for some quick browsing and resyncing my contacts with Facebook, and I'm still at 90% battery (and I've done a fair amount of messaging today and made two phone calls)
How do you put that in your Notification bar? I'd really like to be able to do this that easily.
Darca said:
How do you put that in your Notification bar? I'd really like to be able to do this that easily.
Click to expand...
Click to collapse
There is an app in the market called widgetsoid that can do it. Or you can flash a CM rom. They all can do it natively. There's other ways but these are just a couple that can get you started.
DINC|CM7|INCREDIKERNEL
agregano said:
okay so what you wanna do is go to settings, then go to accounts & sync then uncheck background data! It wont affect anything but the market
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Click to collapse
Well, I often change my Google cal on the web on a desktop PC (or in iCal on my Mac) - much easier - and I wouldn't get gmail with background data turned off. So, it does affect more than the market, actually.
wildstang83 said:
There is an app in the market called widgetsoid that can do it. Or you can flash a CM rom. They all can do it natively. There's other ways but these are just a couple that can get you started.
DINC|CM7|INCREDIKERNEL
Click to expand...
Click to collapse
Hey picked up that app. Thanks does exactly what I wanted.
Sent from my Eris using XDA App
Darca said:
Hey picked up that app. Thanks does exactly what I wanted.
Sent from my Eris using XDA App
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Good deal. Glad it worked for you.
DINC|CM7|INCREDIKERNEL|PROUD AMERICAN!!!
Using MacROM and smartass governer, turning off BT/WiFi and GPS, I was able to get 2.5 days of battery out of mine on a recent weekend camping trip. Unless I'm on the phone or REALLY texting a lot, I can make it from 7am to midnight and still be on >25%. The ROM can make a HUGE difference!
Kind of the same as turning the phone off... the battery will last a week with it off.
Isn't that amazing? It could probably even last twice as long with it turned off. Good luck getting any notifications, though. Of course, there are some days that it would be nice to have it turned off.
Droid eris overclocking?
How do I go about installing a overclockable kernel so i can use CPUboostlite?
shriver11b2 said:
How do I go about installing a overclockable kernel so i can use CPUboostlite?
Click to expand...
Click to collapse
If you have a custom rom on there, you can overclock
Sent from my ERIS using XDA Premium App
I live in the boonies and work in the boonies. Turning my 3G off also seems to increase my useable signal for texting and calls. Also saves the battery big time. There is no drawback for me. Besides texting I dont have to have instant notifications from FB or my email.
How wrong the op was lol

Facebook always using cpu???

My girlfriend just got a bell gs2 and she was having really poor battery life so i looked at it tonight and it seems that facebook won't stop using the cpu and will go from 3-10% cpu usage all the time. Is anybody else having this problem? Is there any solution?
Sent from my Galaxy Nexus using xda premium
Gunner86 said:
My girlfriend just got a bell gs2 and she was having really poor battery life so i looked at it tonight and it seems that facebook won't stop using the cpu and will go from 3-10% cpu usage all the time. Is anybody else having this problem? Is there any solution?
Sent from my Galaxy Nexus using xda premium
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Click to collapse
Unfortunately facebook for android sucks, try setting it to check for updates less often, and sign out of chat if not using it.
Gunner86 said:
My girlfriend just got a bell gs2 and she was having really poor battery life so i looked at it tonight and it seems that facebook won't stop using the cpu and will go from 3-10% cpu usage all the time. Is anybody else having this problem? Is there any solution?
Sent from my Galaxy Nexus using xda premium
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If you're talkin bout the official facebook app then you are right. Also had this experience. Was checking thru system panel then i noticed the fb app was consuming cpu usage while running in background with sync off.. That fb app is getting glitchy sometimes. I uninstalled it!
Sent from my GT-I9100 using xda premium
I had similar issues with the official Facebook app. I use Advanced Task Killer (ATK) which is a free download from Market. You can set it to auto-kill apps at regular intervals (in my case, every hour). So the FB app gets killed every now and then, saving whatever battery can be saved..
Prasad007 said:
I had similar issues with the official Facebook app. I use Advanced Task Killer (ATK) which is a free download from Market. You can set it to auto-kill apps at regular intervals (in my case, every hour). So the FB app gets killed every now and then, saving whatever battery can be saved..
Click to expand...
Click to collapse
ATK'ers cause more problems than they help, as every time something is killed, the phone wakes up, kills something, then the app has to be reloaded.
Its highly recommended not to use them.
veyka said:
ATK'ers cause more problems than they help, as every time something is killed, the phone wakes up, kills something, then the app has to be reloaded.
Its highly recommended not to use them.
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Click to collapse
Hmmm... You're probably right. It was near impossible to make do without it on the lower-memory SGS1 though...
Prasad007 said:
Hmmm... You're probably right. It was near impossible to make do without it on the lower-memory SGS1 though...
Click to expand...
Click to collapse
Maybe pre gingerbread, but as far as I know 2.3.x has always had a LMK (low memory killer) built in, so it does the same thing as a ATK, but its "smart" and doesn't hurt the battery like a ATK does.
I kno this is a super bump but this is the closest thread i could find to my issue...
After facebook recently updating the app i noticed, in the stock application manager on my LG P930, it using about 58% and even spikeing up to 88% CPU usage and using over 40.0 MBs of my RAM i have to stop the app in the application manager for it to stop....
Heres a pic for proof i guess:
http://forum.xda-developers.com/attachment.php?attachmentid=1035642&stc=1&d=1335922294
So my actual question is can this harm the hardware to my phone if i dont stop it running after every use? And is there maybe a fix to get it to stop using so much?
i got fb on both sgs1 an sgs2 yes many say it consumes power but y dosnt mine do tht its loggd in 24hrs........cheerz
Facebook for Android sucks really.. I noticed this whole CPU trashing started when they upgraded Facebook some time ago to what is the "current" skin for the past 4-5 months or so. Suddenly, everytime I launch Facebook, when I go back to my home screen it stays running...
Obviously I have the notifications and synch refresh set to never..
Watchdog complains about it...
Connecting via ADB and issuing top shows the katana process eating 20% cpu or more..
Using a terminal app on the phone and issuing top reveals the same thing...
So I just use Watchdog to kill Facebook everytime I'm done using it, or I use the sluggish browser version that doesn't suffer from this cause it runs in the browser
Upgrade after upgrade they can't seem to fix this and it's symptomatic.. not random! At least not on my Nexus S running the latest ICS 4.0.4.
Would be interesting if via ADB we could check the threads of the facebook process and see what's running...
What would be even better would be some sort of channel to complain about this to Facebook.. I mentioned this in my review on the Play store but I don't think anyone cares about what's written there (at least none from the Facebook development team..)

Cerberus Anti-theft app for Android free license

http://slickdeals.net/f/3992588-Cer...-s-best-mobile-security-app-promo-ends-Feb-29
Free life time license promotion ends Feb 29, 2012.
Steps
1. download and install app https://market.android.com/details?id=com.lsdroid.cerberus
2. register
3. enter your username and email here https://docs.google.com/spreadsheet/viewform?formkey=dFR4VHNka3czd2FJV2FIaXFYTHp0aGc6MQ
4. wait for license activation on march 1st, 2012
Youtube vid http://www.youtube.com/watch?feature=player_embedded&v=WkJ8jeWb0V0
review http://www.androidpolice.com/2011/08/19/mobile-security-app-shootout-part-3-cerberus-faithfully-guards-all-your-devices-with-ease/
you can dl the different versions here: https://www.cerberusapp.com/download.php
apk or flashable zip, both hidden and not hidden versions
gsrrr said:
http://slickdeals.net/f/3992588-Cer...-s-best-mobile-security-app-promo-ends-Feb-29
Free life time license promotion ends Feb 29, 2012.
Click to expand...
Click to collapse
I have used this app, its anti-theft features are cooler than Avast's.
Good find!
I've already purchased this but highly recommend it and will tell my GF and friends about this!
Sent from my SGH-I777 using xda premium
I signed up in-app, but how do you get the free license?
Sent from my SAMSUNG-SGH-I777 using XDA App
Edit: after you download the app and register, enter your info here for free license: https://docs.google.com/spreadsheet/viewform?formkey=dFR4VHNka3czd2FJV2FIaXFYTHp0aGc6MQ
It was hard for me to find this on my phone at first, small screen and all
Fixed link: http://docs.google.com/spreadsheet/viewform?formkey=dFR4VHNka3czd2FJV2FIaXFYTHp0aGc6MQ
After installing app, registering, then signing up on the Google docs link- free license is awarded on March 1st. Phew. Thx guys!
Sent from my SAMSUNG-SGH-I777 using XDA App
nasapunk88 said:
Fixed link: https://docs.google.com/spreadsheet/viewform?formkey=dFR4VHNka3czd2FJV2FIaXFYTHp0aGc6MQ
Click to expand...
Click to collapse
Your fixed link is broke it starts with: "http://https://" breaking it.
Sent from my SAMSUNG-SGH-I777 using XDA App
Sorry I wasn't that clear in the OP. I've updated it.
Perfekt
Sent from my SAMSUNG-SGH-I777 using XDA App
This is pretty sweet.
Sick app. Thanks for the heads up on the free license
Sent from my SGH-I777 using XDA App
awful battery
I haven't really debugged what it is but i know ever since I "roughly" installed this app my battery life is cut in half. I never go in deep sleep much anymore and im left in 100Mhz range mostly.
Anyone else seeing a difference? (hopefully its not this app because it seems extremely useful)
Thanks downloaded and registered , now waiting for the license
nasapunk88 said:
I haven't really debugged what it is but i know ever since I "roughly" installed this app my battery life is cut in half. I never go in deep sleep much anymore and im left in 100Mhz range mostly.
Anyone else seeing a difference? (hopefully its not this app because it seems extremely useful)
Click to expand...
Click to collapse
My deep sleep ratio seems fine but I will check it out more today after charging
Sent from my SGH-I777 using XDA App
nasapunk88 said:
I haven't really debugged what it is but i know ever since I "roughly" installed this app my battery life is cut in half. I never go in deep sleep much anymore and im left in 100Mhz range mostly.
Anyone else seeing a difference? (hopefully its not this app because it seems extremely useful)
Click to expand...
Click to collapse
I've had it running for 3 days now and I haven't noticed more than a 1% increase in battery drain...
Sent from my SGH-I777 using XDA App
nasapunk88 said:
I haven't really debugged what it is but i know ever since I "roughly" installed this app my battery life is cut in half. I never go in deep sleep much anymore and im left in 100Mhz range mostly.
Anyone else seeing a difference? (hopefully its not this app because it seems extremely useful)
Click to expand...
Click to collapse
It's not affecting my battery life at all. I used to use avast anti-theft; I simply replaced that with this one.
dang that sucks...I missed it by less than a day...that is kind of messed up though when you say something ends on that day it is usually 11:59pm of that day not 12:01am of that day...I call shenanigans.
Edit: I see it was set for GMT, son of a!!! - only missed it by a few minutes.
switch phones?
I did this when I had an atrix and recently purchased a SGS2. Does the license transfer to my new phone when I download the app from Play?
This sounds A LOT like the built-in Samsung Dive service... Except you have to pay for a subscription.
EDIT: For more information click on the link in my sig for ShishirROM... I think I have the only ROM that has Dive still built-in. It supports nearly everything Cerberus supports and it's free and built-in to the phone.
I was just looking at this app in ROM manager
They tout it as anti theft app but honestly this app gives unprecedented access to your device from the web. If you, like most people here, rooted your device via an exploit, you probably have an insecure boot.
You know with that situation someone could hijack your phone while you are using it and hide all their processes in the background so that they never even show up. Like a Trojan on a PC. This thing can make phone calls and send text messages from the web, how is that added functionality?
It would only take one wrong touch and this app could totally destroy your device...
Delgoth said:
I was just looking at this app in ROM manager
They tout it as anti theft app but honestly this app gives unprecedented access to your device from the web. If you, like most people here, rooted your device via an exploit, you probably have an insecure boot.
You know with that situation someone could hijack your phone while you are using it and hide all their processes in the background so that they never even show up. Like a Trojan on a PC. This thing can make phone calls and send text messages from the web, how is that added functionality?
It would only take one wrong touch and this app could totally destroy your device...
Click to expand...
Click to collapse
I've used this app since it was first released, before it was available on the Market. Perhaps I'm naive, but I think that using good, standard security practices should keep one safe from what you envision. I only access the web interface from known, secure computers and I use a very strong password. Cerberus also has options to install it as a system app and to hide it from the app drawer.

Stamina mode

Just wondering, do you leave the stamina mode at always on or to start at some percentage of the battery?
Erik1805 said:
Just wondering, do you leave the stamina mode at always on or to start at some percentage of the battery?
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Click to collapse
i leave it always on, simply because its worth being more efficient over not being as efficient
Erik1805 said:
Just wondering, do you leave the stamina mode at always on or to start at some percentage of the battery?
Click to expand...
Click to collapse
always on here with exception list, works pretty well
A|ex said:
always on here with exception list, works pretty well
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Click to collapse
Out of curiosity, what apps do you put into the exception list?
Jackos said:
Out of curiosity, what apps do you put into the exception list?
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Click to collapse
any important app that I deem needsv to be active in the background. so for example, whatsapp, line, wechat, Skype, one drive (for backups overwifi), titanium backup, dropbox.
Good idea to add Cerberus too I think, if you use it.
Sent from my D6503 using XDA Free mobile app
Erik1805 said:
Just wondering, do you leave the stamina mode at always on or to start at some percentage of the battery?
Click to expand...
Click to collapse
STAMINA MODE always on, with exceptions for the apps you want to keep syncing; otherwise you wouldn't take the real bennefit of it...
Keep stamina mode on All the Time except for the apps you need to receive notifications from, whatsapp, Facebook etc, whatever you use the most
Sent from my D6503 using XDA Free mobile app
Best results will be if you are using stamina all the time but without exceptions.
Why?
Because...if you let even one app that has to synchronize over Internet, you are enabling data/wifi and stamina won't give you results you should get.
We are all checking our devices every 15-30 mins and you'll receive all your notifications anyway.
I'm doing that on a device where's my business mail and I never missed important mail.
Over night and under 15% I'm using ultra stamina.
I leave it always on, that's the main reason i like xperia z line.
Sent from Xperia Z2

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