S4 performance problems - AT&T Samsung Galaxy S 4 Q&A, Help & Troubleshootin

My AT&T S4 is having performance problems. I have some lag/delay switching apps, or going to/from home screen, etc. But the worst is a game like Minecraft. It pauses/freezes/stutters every couple seconds when I move around. Minecraft doesn't have these problems on my Nexus7(2012)
How can I figure out what is causing this? I have searched for a CPU usage app but couldn't find anything. I read that looking at battery usage would give an idea what is using the CPU, here is what it shows:
Android System 43%
Screen 18%
Zooper Widget Pro 7%
Android OS 6%
Are these normal usage?
My storage space is starting to get low. Out of 16GB I have 1.17GB free. Can this reallistically cause problems?
I think I see RAM usage under running applications I see these big ones: NILS 120MB, Android L Keyboard 31MB, Tasker 19MB, WidgetLocker 55MB, Zooper 31MB. I'll try disabling some of these, but these are some of my favorite utilities

itesla said:
My AT&T S4 is having performance problems. I have some lag/delay switching apps, or going to/from home screen, etc. But the worst is a game like Minecraft. It pauses/freezes/stutters every couple seconds when I move around. Minecraft doesn't have these problems on my Nexus7(2012)
How can I figure out what is causing this? I have searched for a CPU usage app but couldn't find anything. I read that looking at battery usage would give an idea what is using the CPU, here is what it shows:
Android System 43%
Screen 18%
Zooper Widget Pro 7%
Android OS 6%
Are these normal usage?
My storage space is starting to get low. Out of 16GB I have 1.17GB free. Can this reallistically cause problems?
I think I see RAM usage under running applications I see these big ones: NILS 120MB, Android L Keyboard 31MB, Tasker 19MB, WidgetLocker 55MB, Zooper 31MB. I'll try disabling some of these, but these are some of my favorite utilities
Click to expand...
Click to collapse
There are plenty of applications for speeding up your Android, such as Du Speed Booster and 360 Clean Droid. There are also some Xposed modules such as Greenify for doing the same thing (but better IMO). I also strongly suggest performing a backup and installing a custom ROM. I, for one, have noticed that the GPE ROMs are blazingly fast on my S4. In fact, in the next hour, I'll be releasing the 'Google Experience' ROM- it's based on Joe-Tech's GPE 4.4.4 for Safestrap and it's blazing fast on my phone.
However, I am not responsible for any damages your phone undergoes during the process of doing anything said, recommended, or even remotely implied in this post.
Best of luck! :good::good::good:

Thanks for the feedback. I don't have much time to spend with custom ROMs though. I had CM9/11 on my old Nook and tried to get something running on an older HTC phone a couple months ago. Just don't have the time or patience to go through all that. I removed NILS and that seems to have helped, still doesn't seem quite as smooth as it should. I'll check out Du Speed Booster and 360 Clean Droid. Thanks!

After looking at 360 Clean Droid and comments, decided against that one. Du speed looks cool Also found Clean Master Phone Boost has 100million downloads (really?) and 4.7 rating. I just wonder about apps like these, they almost seem like scams. I was really hoping for more of some do's and dont's of how to disable some unnecessary Samsung/AT&T garbage that might be wasting throughput/RAM.

Oh, sorry. I don't know how to remove bloatware while on Android- I just use disxdas kitchen when making ROMs, so I just delete the apps in their folder and repackage it. I don't know about removing them while on Android though. But I know for a fact that if you Google around you'll find some guides for removing bloatware off of the S4.
Also, 360 is my personal favorite- but don't fall for their antivirus trap. All Android antivirus are usually in general scams. They're known to make fake alerts so you can buy premium features.
Sent from my GT-I9505G using XDA Free mobile app

Related

Kernel Reviews

I'm a noob here, but I'm a quick learner.
A month ago I rooted my AMOLED DInc. Initially I trimmed a bunch of bloat in an effort to extend my battery life a bit. It worked a bit, so I moved on to trying new ROMs. My first was CM 7.0.3. I quickly came to discover that I greatly prefer Sense.
My next step was to try a new kernel. I was disappointed by the lack of information regarding the strengths and weaknesses of kernels, so I have decided to take it upon myself to discover and share the information.
So here's my setup: I have an HTC Droid Incredible that I purchased directly from Verizon just a few days after it was introduced, so I have the AMOLED screen. I also have a 1750 mAh Seidio battery that I've been using since the beginning. If I don't use the phone much I can get more than 24 hours out of it. Light to moderate use takes that time down to 12 to 16 hours, while moderate to heavy use takes that time down further to 8 to 12 hours.
My typical daily usage pattern is as follows: 45 to 60 minutes streaming 128k MP3s over wi-fi, 60 minutes of news reading (Engadget app and Pulse reader) via EV-DO, K9 mail checking one email account every 15 minutes, 10 to 50 text messages daily, virtually no voice usage, using the Facebook app for up to 5 minutes every hour, updating the clock/weather widget once an hour, casual gaming for up to 45 minutes, and brightness at 20% most of the time but sometimes 50% or 100% depending on if I go outside. I get one or two bars of signal at work eight hours a day and two or three bars at home the rest of the time.
And thus, I set out on my journey to improve battery life...
I quickly discovered that I should stay away from AOSP kernels because I'm sticking with my rooted stock Sense. And I need only two point multi-touch since if I'm gaming it's nothing more that casual games or Angry Birds, but I have to have pinch-to-zoom. I searched for kernel suggestions and settled on three seemingly common and popular choices: HeyitsLou #9, incredikernel, and Ziggy471. After settling on trying these kernels, I devised a strategy to compare them using similar methodology.
While it may not be a perfect set-up this is how I am choosing to compare: I use ROM Manager to wipe the cache, the dalvik cache, and battery statistics. Then I apply the kernel and completely charge the phone. I use the phone just a little bit more than usual to take the battery down to 10% charge or less and then charge it fully. After that, I use the phone like normal but pay attention to how it's working. I use the kernel for a minimum of 48 hours and see how it goes.
My first choice in kernels was HeyitsLou #9. I was amazed at how well this kernel manages idle time. My stock phone usually loses about 10% idling overnight. With Lou #9 that number was down to 5 or 6%. Nice. #9 also seems to do a decent job of throttling the processor when engaging in simple tasks. I was able to get a bit more than 24 hours of moderate to heavy use under this kernel. My biggest disappointment, though, was how unresponsive to my touch the screen became. I initially thought I might have damaged my phone. Once I got used to it, it wasn't so bad. But the kernel definitely made me not want to use the phone much because it was so unresponsive and does such a great job at idling. I'm sure Lou took a lot of time on this kernel, but it clearly is not for me. Your mileage may vary.
Right now I'm trying incredikernel, version 2.6.32.27. I'll update this thread once my review is complete. After that, I will be trying Ziggy471 Droid Incredible (Sense) 4 Nov. If there are any other kernels you might like me to try, please make suggestions here. Just please remember my stated goal of extending battery life under rooted stock Sense.
More Later
That stock image is more likely killing more of your phone. Have you considered trying the modified Sense-based ROMs? These generally would more likely help you find better battery life over the extremely limited kernel selection for Sense-Based ROMs. I personally prefer SR4/desensitized.
Also, why wouldn't you want to try one of Ziggy's newer kernels? He is the only active(and not so much now) Sense-based kernel dev. His last release was from Apil 10th. Have you read up on the differences between schedulers used in said kernels(BFS vs CFS) or voltage management(SVS or HAVS)?
Since you're rooted and using the stock, have you tried SetCPU to adjust CPU settings?
If I try a Sense-based ROM, SkyRaider 4 is definitely the one I would go with (I already downloaded it). My only issue is that since I have my phone set up the way I want it, with certain apps and a particular layout, I don't want to lose that. I suppose Titanium Backup could help with that, huh?
And my only real dissatisfaction with CM7 was that it was too difficult to get my apps back. Would Titanium Backup help with that? I also downloaded the Google apps pack for CM7 but don't know what to do with it. I guess I just didn't try hard enough to put it all together.
As far as SetCpu goes, I'd rather try a kernel that does it for me than root around tweaking like that. Maybe that means I'm lazy...
I'll look around for other, newer kernels too.
Thanks.
p.s. so far I like this incredikernel. Just as responsive as stock but a bit more careful with power management.
Sent from my ADR6300 using XDA App
I have been using CM7 and Chad's kernels for a while now. It takes a little time to get everything arranged the way you want them but it is well worth it. My phone easily goes for 24+ hours without needing a charge. I am a relatively light user but the combination of CM7 and Chad's kernels has much improved my battery life.
Increikernel seems to be better than stock at just about everything. True, it's not quite as good at managing idle power usage as HeyitsLou #9, but incredikernel is much more responsive for me. The battery life gain was minimal, but still noticeable. I liked this kernel enough I backed up the ROM so that if anything weird happens it is what I will be reverting to.
Now I'm on to Ziggy471, version 24 Nov. While it may not be the newest one, this is the newest one I could find for my phone.
I'm starting to research how to use Titanium Backup, since the only thing holding me back from trying ROMs is my unwillingness to lose the way my phone is set up. If I could get all my apps and the Android Market and Amazon Appstore on CM7, I would be willing to give it another try...
The Ziggy kernel seems to me about as good as stock. It has excellent responsiveness, but the battery life for me was not quite good enough.
I went back with Incredikernel. Now I'm researching how to use Titanium Backup so I can move on to trying SkyRaider 4.
Right now the biggest issue stopping me from trying CM7 is not knowing how to flash Google apps back onto the phone. I've read that all I have to do is install the zip from my SD card using Clockworkmod Recovery, but do so without wiping anything. Is this correct?
And does SkyRaider 4 come with the Android Market installed or would I have to do something similar?
Thanks
So, I love Titanium Backup (totally worth getting the paid version in my book). You can certainly back up and restore the apps with it (though you won't be able to run Sense apps on AOSP), but restoring app data across different ROMs is generally ill-advised. So you'll lose settings and game progress and the like. Which, frankly, was kind of a good thing for me--the fact that I was trying different ROMs meant I stopped spending so much time playing games on my phone. TB has actually also resulted in my keeping a cleaner phone--since I can back things up and restore them if I need them, I can freeze or uninstall them.
I liked SR4, but I have to say, after spending time on CM7, about the only thing I miss from Sense is the dialer. It does take a bit of time to get things set up just so, but I agree that it's worth it. In terms of getting google apps on the phone, I personally just used ROM Manager to install CM7 and added the Google Apps package, but some people have trouble with ROM Manager. The short answer is that when you wipe and flash CM7 in recovery, then yes, you just also flash the Google Apps zip file, like you would flash anything else, and you should be set.
If/when you do check out CM7 again? The newest versions of Incredikernel are very nice. Chad is in the process of beta testing a new release, but like the 4/19, it's only for AOSP ROMs.
In any case, kudos for the systematic testing. I'll probably keep an eye on this thread.
liteon163 said:
If I try a Sense-based ROM, SkyRaider 4 is definitely the one I would go with (I already downloaded it). My only issue is that since I have my phone set up the way I want it, with certain apps and a particular layout, I don't want to lose that. I suppose Titanium Backup could help with that, huh?
Click to expand...
Click to collapse
No, TB only backs up your apps, you will need to setup your homescreens again. Some aftermarket launchers, like LauncherPro, have the option to save and restore your homescreens but it cannot do widgets, which make it generally useless in my case.
hey im sorta a newb as well and have a question. i have cm7 and chad's latest kernal beta 11. what cpu settings (max/low)/other settings do you reccomend to get great battery life??
thx a bunch!
Oh, I don't mind having to set up my shortcuts and such. I just don't want to have to download all of my apps again, especially the paid apps I got for free from the Amazon Appstore.
It sounds like TB should be able to help with that. I'm trying to be very careful with how I proceed so I can give each ROM I try a decent chance for success. And I'm starting to realize that the only Sense app I can't do without is the clock/weather widget. There are other similar apps available for free, so I just need to reassure myself that it's OK to try new ROMs (especially since it's so easy to revert to my current setup).
All I really need to do is poke around some more and talk myself into just doing it. And the encouragement here really helps. Thanks guys.
Sent from my ADR6300 using XDA App
I'd recommend doing a restore of apps only, no app or system data. Do a backup before in case you run into any issues. I could be wrong but I thought even restoring apps via TiBU might be a little dicey when going from sense to aosp (especially froyo to gingerbread).
As for the HTC flip clock I felt the same way when I went to aosp and I'd recommend fancy widget pro. There's an HTC skin you can download that looks IDENTICAL to the actual HTC clock.
Sent from my ADR6300 using XDA App
Does anyone have good feedback on using a custom kernel for any of the new GB Sense roms? I think most of these come with their own roms, but I'd like to hear about any other suggestions.
This morning I took the leap back into CM7 again. The ROM installed with no issues. The Google apps pack installed with no issues. I was feeling good about trying it again... then I tried restoring apps (only) using Titanium Backup.
Something clearly wasn't working correctly, since it took 20+ minutes to restore only three out of 76 apps.
I powered down and then installed SkyRaider 4. It went quite smoothly. I was able to restore 77 apps in about 45 minutes. It worked great. But then I started poking around in the phone. Most of the crap I removed from my rooted stock Sense ROM was back on the phone. Aaargh!
I restored my backup from earlier this morning (right before I started) and I'm going to be giving this ROM business a break for awhile. I'll see what happens around here once the official Gingerbread OTA update from HTC hits.
It seems that the root of my problem (pun intended) is that I'm simply not patient enough when setting up my phone. And I'm a bit lazy in that I don't want to have to re-download all my apps from the Android Market if TB doesn't work for me.
So until I promise myself to give a new ROM a fair chance, I'll just stick with my rooted 2.2 stock Sense ROM with incredikernel.
I'm open to suggestions on how to simplify this whole process though, guys.
More Later
p.s. what's this business about radios, and which ones are best?
I found some other kernels I'd like to try out: KiNgxKernel and Order. I downloaded Order and will try it in a few days but I can't find anywhere to get KiNgxKernels. ANd can anyone help me find a hydrakernel?
Thanks
i understand you say you prefer sense, but i really encourage you to try MIUI. i have tried them ALL and this has by far been the best. better than CM7 in my opinion. using chad's latest kernel, battery life is more than excellent. the level of customization is as good as or better than CM7. i mean, you can always revert back, but if you give it a few days, you more than likely will be thanking me. you can find the download in the "development" section...sorry, i'm too tired to post the link. but go for it!
I've taken a look at a lot of ROMs over the last month. My issue with MIUI is that it looks too much like an iOS port. Reading a review of MIUI over at Android Central reinforced this impression. If I wanted an iPhone, I would have gotten one.
Living with Sense for the last year, I am used to it and how it works. I don't want to switch ROMs and have to download my apps again. I know Titanium Backup works for this, but it sure sucked when trying to switch to CM7. It worked great for switching to SkyRaider 4, but that ROM brought back a lot of the bloat I got rid of in the first place. When I really think about it, though, I don't use any Sense features -- no widgets, no apps, nothing but the clock/weather widget (an alternative to which I can easily find in the Android Market). But I'm thinking switching to a new ROM and having to spend a few days getting everything set up again just isn't worth my time and effort, especially when my current setup works better now that I've rooted it.
I know I just sound lazy and/or complacent, but at this point I think I will just stick with trying new kernels.
miui is an ios look alike with its stock launcher. install some other launcher and youll have an awesome rom.
Unfortunately there isn't any active development as far as sense kernels go..
^there's obviously a reason for that..
ive been using chad's incredikernel and would just like to say it is pure awesome. My battery life is greatly improved, especially usage while idle. The general UI snappiness is also excellent. Highly recommended and the dev is very responsive.

How to increase performance and battery life on your Tab 3 (ideal for beginners)

Hi guys. I have been on android since 2011 and ever since I have been modding my phones and devices. One thing I found out is that when you pack your device full of goodies and games and apps, your device can start to get laggy and the battery drains faster.
As for the Galaxy tab 3 I saw that it gets quite laggy when some apps are installed....
Here's what I do to manage and Maintain my tab:
Battery life:
1.) The number 1 thing I do when I unbox and setup my device is install Battery Doctor.
-This app I found charges your device in a certain way to prolong battery survival and it does it in 3 steps.
-This app also has modes that you can turn on that you can customise to a setting of your desire.... it comes with 3 as standard. Extreme mode and super saving mode helps a lot when your not using it for a while.
- Lastly it has optional widgets that you can put on home screen that optimises the battery, cleans apps/cache.
2.) Another one that you may find as useful is MobileCare. This app has a battery saving mode, App manager and Task killer if your are looking at JUST battery. This app offers a much simpler way to reduce battery drainage from the click of a switch power saver mode is enabled.
Performance Enhancing Apps
So to have optimum performance without rooting your device or overclocking here is what I use:
1.) MobileCare - As well as battery saving there a few other tweaks it has that I didn't mention above....
-Game Speeder- this basically give you a choice of the app you wish to run and it will basically optimise the app/game for you so it runs as smooth as possible.
- It also has a built in Antivirus/Anti-theft feature which also speeds and improves performance if there are viruses or ads slowing you down.
- Task killer- this app basically kills all apps and processes so the ram is nice and fresh.....1gb RAM can get packed sometimes.
2.) Memory Booster- This apps really helps as well.
-It features a Quick boost mode when you just want free space and instant performance.
-It also shows proof of it working in the form of a monitor and a diagram showing ram before and after.
-This app also features its own task killer and a boost log.
-This app is really useful because it comes with some really nice small compact widgets that you can do the quick boost function and task killer from a simple tap on the home screen instead of actually opening the APP itself.
Please feel free to add on to this list....I wrote these because they were the most efficient in terms of being able to use them seemlessly.
This thread is ideal for those who havn't got root access and want to maintain their tab 3's.
I will upload links Shortly.
edit-----I know the Task Killer mentioned dosnt kill ALL the apps and processes. However the point of that app is to close all of apps and processes that wouldnt harm your system if they were closed, so you have you normal open apps that need to be closed and then some background apps and clears cache etc.
Not bad, but rooting is so easy and you get much more control.
dtaylorr said:
Not bad, but rooting is so easy and you get much more control.
Click to expand...
Click to collapse
Yup.. But even after rooting... BAttery doctor really improves battery!
I use juice defender ultimate and du battery saver pro. Best battery saving app. The best contributor is lux auto brightness( paid version). Brightness is very crucial for saving battery. Ex. At night our tabs tend to be more brighter. You can even set the brightness for any light level your in.
Sent from my SM-T210R using xda app-developers app
trazfer said:
I use juice defender ultimate and du battery saver pro. Best battery saving app. The best contributor is lux auto brightness( paid version). Brightness is very crucial for saving battery. Ex. At night our tabs tend to be more brighter. You can even set the brightness for any light level your in.
Sent from my SM-T210R using xda app-developers app
Click to expand...
Click to collapse
LOL I totally forgot about that one. I liked that app for its quick features... most of it was paid though..
Task killers are useless and in fact do more harm than good. Android is quite good at managing its own memory and doesn't need the help. Task killers tend to stay in memory which defeats the purpose, and 99.9% of the time the tasks they kill automatically restart anyway. They are not at all necessary and should be avoided.
BretonGirl said:
Task killers are useless and in fact do more harm than good. Android is quite good at managing its own memory and doesn't need the help. Task killers tend to stay in memory which defeats the purpose, and 99.9% of the time the tasks they kill automatically restart anyway. They are not at all necessary and should be avoided.
Click to expand...
Click to collapse
I do and also dont agree having task killer why? They dont kill every single app u wanted and thus free only 5MBs of ram. Most apps like Advance Task Killer do the job well but the app itself takes the memory which makes it a disadvantage having a third party app task killer but then they do free up memory very well. Until now I havent found an app which has very less ram consumption and frees up memory very well.
Sent from my SM-T210 using xda app-developers app
Simple, already built in
Ironman38102 said:
I do and also dont agree having task killer why? They dont kill every single app u wanted and thus free only 5MBs of ram. Most apps like Advance Task Killer do the job well but the app itself takes the memory which makes it a disadvantage having a third party app task killer but then they do free up memory very well.Until now I havent found an app which has very less ram consumption and frees up memory very well.
Sent from my SM-T210 using xda app-developers app
Click to expand...
Click to collapse
They already have a task killer/ram manager already built in.
Simply holding down the middle button brings up all your resent apps with the option to kill all on the right, and on the left an extension which shows among others a RAM Manager.
dtaylorr said:
They already have a task killer/ram manager already built in.
Simply holding down the middle button brings up all your resent apps with the option to kill all on the right, and on the left an extension which shows among others a RAM Manager.
Click to expand...
Click to collapse
I do know that.
***Its Going To Be LEGEND--wait for it--DARY! -Barney Stinson(How I Met Your Mother)*** Crapatalk
so laggy
Hi guys, I just got the tab 3 8.0, and I like most part of it but the performance is seriously bad..I have restored ask my apps from Google server and while running apps and switching between them, I can't take all the lags it has. I just got it today so I can return it if I want but I'm wondering if rooting this device actually gains much performance improvements. I used to have a galaxy s2x, which has a similar if not worse spec than this tablet, and I don't know if I was running rooted version of touchwiz or not but the performance was pretty good. This tablet is much worse. A simple reboot fixes the lag but after a few hours, as I use it, I notice the stutters while using it. I just had a serious lag in Google plus app, it was stuttering so bad, but it came back to smooth after 5 seconds.
So installing the custom Rom available for tab 3 8.0 improve the performance significantly? I know there are not many ROMs for tab 3 8.0, so any user of this device just rooted the tab and tweak it themselves to gain performance improvements? Not just little bit, but a lot.
Thanks!
sw6lee said:
Hi guys, I just got the tab 3 8.0, and I like most part of it but the performance is seriously bad..I have restored ask my apps from Google server and while running apps and switching between them, I can't take all the lags it has. I just got it today so I can return it if I want but I'm wondering if rooting this device actually gains much performance improvements. I used to have a galaxy s2x, which has a similar if not worse spec than this tablet, and I don't know if I was running rooted version of touchwiz or not but the performance was pretty good. This tablet is much worse. A simple reboot fixes the lag but after a few hours, as I use it, I notice the stutters while using it. I just had a serious lag in Google plus app, it was stuttering so bad, but it came back to smooth after 5 seconds.
So installing the custom Rom available for tab 3 8.0 improve the performance significantly? I know there are not many ROMs for tab 3 8.0, so any user of this device just rooted the tab and tweak it themselves to gain performance improvements? Not just little bit, but a lot.
Thanks!
Click to expand...
Click to collapse
Mine is not laggy in the slightest, in fact it's quite zippy. Instead of blaming the device, look at your apps. It's possible one of them is the culprit. If a reboot helps, it sounds like you have too much stuff loaded in memory. How much free space do you have?
I know what you guys mean...... I know they dont kill all the apps....BUT it still makes a difference.....even if it kills off 200mb of cache and apps.... It makes a dramatic improvement to performance if you are running on a a stock rom! Not all of the task killers work as effectively as eachother I admit but some apps are really good for a quick time boost
I'll chime in. I always read that task killers are useless, because Android inherently does a good job of managing memory or what not. I personally dislike Android's autokiller; the more RAM you have the more it will work non-obtrusively, but it generally has a tendency to kill apps I don't want killed, when they don't need to be killed, and it does nothing at times to kill apps I don't want running.
What I do is I use Minfree Manager (I run it manually on boot, I'm sure there's a file somewhere you can edit which makes the app unnecessary)) to tweak the auto-killer, such that it doesn't kill apps except when absolutely necessary. My previous phablet, I used ZDBox to kill non-whitelisted apps every time I turned the screen on (and I manually killed whitelisted apps when applicable). This worked well and I only have good things to say about ZDBox, the older version was very lightweight and easy to use. Unfortunately ZDBox's task killer is incompatible with the Galaxy Tab 3 (at least my T211).
Thus far with the T211 I have been using Super Manager to kill non-whitelisted apps (like Google Play Services, etc) on standby. I am not sure whether it kills them, it only claims to "clean memory." Yes, they all start back up and memory usage increases quickly once again relative to the blacklisted apps, but this still prevents these apps from running non-stop and accumulating RAM usage, and even if that is meaningless, it at least serves a purpose by flashing a note in my status bar every time I toggle my screen on and off, regarding how much free RAM I have and how many apps are running. Yes the service runs in memory constantly, but that can't possibly be causing a problem because everything is fairly speedy.
BretonGirl said:
Mine is not laggy in the slightest, in fact it's quite zippy. Instead of blaming the device, look at your apps. It's possible one of them is the culprit. If a reboot helps, it sounds like you have too much stuff loaded in memory. How much free space do you have?
Click to expand...
Click to collapse
I know what that guy means though..... I was running stock rom with stock kernal on my 7.0 and it was fine until I started downloading apps for it....It got to a point where no matter how much I overclock to performance it would still lagg even when i closed all my apps.
However I downloaded a custom rom with all these tweaks and now im running those same apps I had before running as sweat as a nut without even overclocking.:silly:
Hi mate, you are using my ROM, right?
I just quote, so other users get to know RocketTab as well...
And I'm still working on further improvements...
My Galaxy Tab 3 8.0 runs great from stock, but since rooting and using arshull's kernel (latest release) with the addition of trickster mod app, I am getting super snappy performance! With the ability to tweak cpu and gpu settings and build.prop tweaks I couldn't be happier. Battery life is good and I am a heavy user and lag is nonexistent in games, even some of the heavy duty ones.
BtW, a big thanks to arshull for his development with the GTab 3 8.0, and this forum and all its contributors! :good:
sw6lee said:
Hi guys, I just got the tab 3 8.0, and I like most part of it but the performance is seriously bad..I have restored ask my apps from Google server and while running apps and switching between them, I can't take all the lags it has. I just got it today so I can return it if I want but I'm wondering if rooting this device actually gains much performance improvements. I used to have a galaxy s2x, which has a similar if not worse spec than this tablet, and I don't know if I was running rooted version of touchwiz or not but the performance was pretty good. This tablet is much worse. A simple reboot fixes the lag but after a few hours, as I use it, I notice the stutters while using it. I just had a serious lag in Google plus app, it was stuttering so bad, but it came back to smooth after 5 seconds.
So installing the custom Rom available for tab 3 8.0 improve the performance significantly? I know there are not many ROMs for tab 3 8.0, so any user of this device just rooted the tab and tweak it themselves to gain performance improvements? Not just little bit, but a lot.
Thanks!
Click to expand...
Click to collapse
BretonGirl said:
Mine is not laggy in the slightest, in fact it's quite zippy. Instead of blaming the device, look at your apps. It's possible one of them is the culprit. If a reboot helps, it sounds like you have too much stuff loaded in memory. How much free space do you have?
Click to expand...
Click to collapse
well keep in mind the 8.0 has an extra .50 of RAM. So that does effect the performance. I'm having the same issue. I have the S3 with 1.5 of RAM and never have any issues with lagging or apps running out of memory. Im wondering the same thing as the OP if a root would benefit this tablet in the way of performance.
If anyone has a 10.1 that they have rooted could you post any results or performance improvements that you saw from it?
Buddhacrous said:
well keep in mind the 8.0 has an extra .50 of RAM. So that does effect the performance. I'm having the same issue. I have the S3 with 1.5 of RAM and never have any issues with lagging or apps running out of memory. Im wondering the same thing as the OP if a root would benefit this tablet in the way of performance.
If anyone has a 10.1 that they have rooted could you post any results or performance improvements that you saw from it?
Click to expand...
Click to collapse
Same here really curious to know the results
Please give us the link of the specific app "from google play" and also please don't give ad.fly or something that makes us go to some advertisement first before going to the application place, Thanks.
Thanks for the guides.
Thanks . I will really help beginner to have keep an eye on their phone

[4.4] Android KitKat is made to run on OUR old phone!!

Google released nexus 5, and as you know it contains the brand new Android version KitKat.
Apperently google has make it compatible with old phones (such as ours) even those with as low as 512mb RAM.
It uses 60% less memory than JellyBean!
So let's just wait for the sources to be released D
source:
http://developer.android.com/about/versions/kitkat.html
http://googleblog.blogspot.no/2013/10/android-for-all-and-new-nexus-5.html?m=1
https://www.youtube.com/watch?v=fecfiMSIe8k&feature=youtube_gdata_player
Yip! No reason for me to get a new device, the software just keeps getting better
That's only about ram, how about cpu, gpu and so on?
thomasnguyen said:
That's only about ram, how about cpu, gpu and so on?
Click to expand...
Click to collapse
The GPU load can be reduced to a level better suited to our phone, I'm already doing this on CM 9.1.
The CPU however will be interesting to see, but the two (memory footprint and CPU load) go together in some cases
Regardless of that though, more than likely Google would not have made the effort of giving 4.4 such a small memory footprint for the sake of old devices* if they did not also make sure it is perfectly capable of being run on comparable CPUs.
*They explicitly stated that was the intention.
Where did you get the statistic that it uses 60% less memory than Jelly Bean ? @david234000
---------- Post added at 07:31 AM ---------- Previous post was at 07:30 AM ----------
Where did you get the statistic that it uses 60% less memory than Jelly Bean ?
 @david234000
Our GPU is still decent, but still below a tier of the second best GPUs (Mali 400 of s2 s3).
RAM issue is interesting because we are employing the slowest memory DDR1, as well as 512 MB of physical memory (some devices have 640 physical but advertise them as 512 MB)
CPU is also very weak compared to other low end offerings, but it should not be the bottleneck of our device (it is probably RAM)
Sent from my GT-I9000 using Tapatalk
hope it comes out Android 4.4 for our device, Android 4.2 runs well then kitkat should run even better
ThunderOver said:
hope it comes out Android 4.4 for our device, Android 4.2 runs well then kitkat should run even better
Click to expand...
Click to collapse
My friend if 4.4 runs better than 4.2 then... awesome :highfive:
So does anybody know when are the sources going to be released?
kogli said:
So does anybody know when are the sources going to be released?
Click to expand...
Click to collapse
was released 4 days ago.. read this
and yesterday Samsung Galaxy nexus (oldest) already had its ports... read this
S3 already has leaked versions today ...read this
Check this out! You , YES! you are an " Android ". Not your phone but U.​
Google already released the source..cyanogenmod already pushed the source..so just wait for cyanogenmod
Sent from my GT-I9000 using xda premium
At least, it will run as good as the latest 4.2 builds for our device, so let's wait what our devs can do with KitKat to make it even more enjoyable :good:
Especially the RAM optimizations will be something our devices will benefit from. As being said before, that has been one of the weakest parts of the system in the past. Multitasking and such things should profit from that. Let's wait and see...
I have high hopes for Kit Kat. I am not sure if it'll actually run "our" poor device (i9000) run any better but i believe adding TRIM and better memory management can yield some positive effects.
Kit Kat was released for FUTURE low spec phones. When they said about Lower RAM, i immediately knew they were talking about those dual core processors and so on. I'd really love to have Hangouts as my primary sms app but the kind of resources it needs, our phone is just not enough to power it up.
Anyway, this seems like a fair challange for Android. If Kit Kat successfully powers our devices "Better" than previous android versions then i am SOLD for Google. :fingers-crossed:
Anxiously waiting for a Kit Kat ROM. Heck, imma upgrade it that very day, even if its an Alpha build lol.
I don't know what you're on about with regards to hangouts, it runs like a dream on my phone.
Are you running a bunch of background stuff? I intentionally ditched the Facebook app because it alone greens half the phone's resources, crazy.
Sent from my GT-I9000 using XDA Premium 4 mobile app
Hr Kristian said:
I don't know what you're on about with regards to hangouts, it runs like a dream on my phone.
Are you running a bunch of background stuff? I intentionally ditched the Facebook app because it alone greens half the phone's resources, crazy.
Sent from my GT-I9000 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
yes, I ditched that app too and saw a massive speed improvement
Hr Kristian said:
I don't know what you're on about with regards to hangouts, it runs like a dream on my phone.
Are you running a bunch of background stuff? I intentionally ditched the Facebook app because it alone greens half the phone's resources, crazy.
Click to expand...
Click to collapse
I don't know if you were serious when you said "it runs like a dream". It runs just fine It STARTS like a *****. And you obviously can't run Hangouts running in the background because its just too resource hungry. In almost all cases, it takes like 6-7 and sometimes as long as 12 seconds to load hangouts app (too much ram clearing going on in background i think) and you try to go back, the Launcher will redraw because Hangouts had kill the other processes in the background to make room for itself.
Before you say anything. I am not new to this stuff. I am using CM 4.2.2 (some oct Nightly) w/ Devil Kernel and BigMem (420MB). I use Greenify so other apps like Facebook & Googleplus are always Hibernated in the background which means more RAM is always available to apps like Hangouts.
Its the CPU which is the main bottleneck. A single core just doesn't cut it these days. However, on a Dual Core phone with same amount of RAM ... THATs where hangouts runs like a dream.
Anyway, i am not complaining. I just hope things could get better than that, especially when we have TRIM support and ART in our disposal with Kit Kat. I have been using i9000 since THREE years (or more) now. Bought it back in 2010 i think when it launched, and i am not letting it go any time sooner. (Just love Voodoo Sound)
abobobilly said:
I don't know if you were serious when you said "it runs like a dream". It runs just fine It STARTS like a *****. And you obviously can't run Hangouts running in the background because its just too resource hungry. In almost all cases, it takes like 6-7 and sometimes as long as 12 seconds to load hangouts app (too much ram clearing going on in background i think) and you try to go back, the Launcher will redraw because Hangouts had kill the other processes in the background to make room for itself.
Before you say anything. I am not new to this stuff. I am using CM 4.2.2 (some oct Nightly) w/ Devil Kernel and BigMem (420MB). I use Greenify so other apps like Facebook & Googleplus are always Hibernated in the background which means more RAM is always available to apps like Hangouts.
Its the CPU which is the main bottleneck. A single core just doesn't cut it these days. However, on a Dual Core phone with same amount of RAM ... THATs where hangouts runs like a dream.
Anyway, i am not complaining. I just hope things could get better than that, especially when we have TRIM support and ART in our disposal with Kit Kat. I have been using i9000 since THREE years (or more) now. Bought it back in 2010 i think when it launched, and i am not letting it go any time sooner. (Just love Voodoo Sound)
Click to expand...
Click to collapse
I'm on a nexus s, single core/ 512m ram/ we have 4.4 available to our phone and it's a bit laggy.. As far as the rest of the updated 4.4 apps, the run great, no lag on my 4.3.1 ROM... 4.1.2 is still the fastest/smoothest/ less resource heavy (modern-ish) ROM available... "New" is good, but "works perfectly" is better...
Sent from my Nexus S using XDA Premium 4 mobile app
Setting.Out said:
I'm on a nexus s, single core/ 512m ram/ we have 4.4 available to our phone and it's a bit laggy.. As far as the rest of the updated 4.4 apps, the run great, no lag on my 4.3.1 ROM... 4.1.2 is still the fastest/smoothest/ less resource heavy (modern-ish) ROM available... "New" is good, but "works perfectly" is better...
Click to expand...
Click to collapse
Yep, agreed on that. 4.1.2 is still the smoothest. However, Nexus S users are still better off because they have a faster NAND Flash as compared to us the i9000 users. So at the end of the day, our phones lag much more than the Nexus S.
Still, like you said. "new is good". I am hoping this "new" to be "perfect". Lets see what actually happens.
abobobilly said:
I don't know if you were serious when you said "it runs like a dream". It runs just fine It STARTS like a *****. And you obviously can't run Hangouts running in the background because its just too resource hungry. In almost all cases, it takes like 6-7 and sometimes as long as 12 seconds to load hangouts app (too much ram clearing going on in background i think) and you try to go back, the Launcher will redraw because Hangouts had kill the other processes in the background to make room for itself.
Before you say anything. I am not new to this stuff. I am using CM 4.2.2 (some oct Nightly) w/ Devil Kernel and BigMem (420MB). I use Greenify so other apps like Facebook & Googleplus are always Hibernated in the background which means more RAM is always available to apps like Hangouts.
Its the CPU which is the main bottleneck. A single core just doesn't cut it these days. However, on a Dual Core phone with same amount of RAM ... THATs where hangouts runs like a dream.
Anyway, i am not complaining. I just hope things could get better than that, especially when we have TRIM support and ART in our disposal with Kit Kat. I have been using i9000 since THREE years (or more) now. Bought it back in 2010 i think when it launched, and i am not letting it go any time sooner. (Just love Voodoo Sound)
Click to expand...
Click to collapse
I'm sorry, you must be confusing me with someone who takes another person's anecdotal evidence over my own.
I don't use Greenify, I don't use Ram Manager, I have nothing of the sorts installed, I use Hangouts, and I use ADW Launcher, and I've spent the last 5 minutes switching between apps trying to reproduce your issues, and I am not able to.
Hangouts does load kind of slow (about 4 secs to load from nothing), I have thousands of SMS going through it so I am not surprised, Spotify is much worse with my offline playlists. I go into Hangouts (all the regular background services running, obviously); Home Key out to ADW, it's still there (I am not forcing it to memory), all 5 pages and widgets. I hop into Hangouts; it's still there with no lag; switch to camera, it's no issue, switch to XDA, bam, that is one hungy fella so it uses about 3 seconds to load my first screen.
I could go on forever. The fact is though: Your issues are not my issues. It's also worth noting I have the slow i9000, not the fast one, I am running 1GHz, regular animations, no RAM optimizations like zRAM or Samepage Merging. Regular ol' CM Kernel.
I've also been on this phone for "THREE years" as you so calmly put it. I also love our Wolfston DAC, I love that for some reason, my old CM9.1 w/Semaphore ran like ****, but my new CM10.1.3 runs like the wind, including all the apps.
I do not care that you have issues, it frankly seems like you've painted yourself into a corner with all your optimizations (I had them running on 9.1), maybe you're doing something wrong, despite your amazing three years of experience.
I run my phone like a champ, you do not, sorry 'bro.
EDIT: For those that do struggle with memory problems, look into "Long press back to kill" in dev options, back on CM9.1 I used it a lot because I knew my apps and phone better than the OS did. It's a god-send for people who want control.
Hr Kristian said:
I'm sorry, you must be confusing me with someone who takes another person's anecdotal evidence over my own.
I don't use Greenify, I don't use Ram Manager, I have nothing of the sorts installed, I use Hangouts, and I use ADW Launcher, and I've spent the last 5 minutes switching between apps trying to reproduce your issues, and I am not able to.
Hangouts does load kind of slow (about 4 secs to load from nothing), I have thousands of SMS going through it so I am not surprised, Spotify is much worse with my offline playlists. I go into Hangouts (all the regular background services running, obviously); Home Key out to ADW, it's still there (I am not forcing it to memory), all 5 pages and widgets. I hop into Hangouts; it's still there with no lag; switch to camera, it's no issue, switch to XDA, bam, that is one hungy fella so it uses about 3 seconds to load my first screen.
I could go on forever. The fact is though: Your issues are not my issues. It's also worth noting I have the slow i9000, not the fast one, I am running 1GHz, regular animations, no RAM optimizations like zRAM or Samepage Merging. Regular ol' CM Kernel.
I've also been on this phone for "THREE years" as you so calmly put it. I also love our Wolfston DAC, I love that for some reason, my old CM9.1 w/Semaphore ran like ****, but my new CM10.1.3 runs like the wind, including all the apps.
I do not care that you have issues, it frankly seems like you've painted yourself into a corner with all your optimizations (I had them running on 9.1), maybe you're doing something wrong, despite your amazing three years of experience.
I run my phone like a champ, you do not, sorry 'bro.
EDIT: For those that do struggle with memory problems, look into "Long press back to kill" in dev options, back on CM9.1 I used it a lot because I knew my apps and phone better than the OS did. It's a god-send for people who want control.
Click to expand...
Click to collapse
So you are happy with your phone. Good for you.
You are being a little too unrealistic about the performances while you seem to disregard the problems/limitations that still exist as of this day, as well as the problems in the older ROMs.
The CM9.1 you are talking about was ICS which in itself was a worst nightmare for everyone. Its main problem regarding "Internal Storage Low" were enough to put some off. (However scripts to bypass that was available and i survived that perfectly fine, because of the "functionality" i was getting). It was Jelly Bean (CM10 and later) where things started to pick up the pace, and now 4.1.3 users seem happier because its slightly less hungry on RAM than 4.2 or later users (which is where "I" am).
That being said, i did mention about the Hangouts' Load Times. If i am at home then i can bear agonizingly slow load times of Hangouts but if i am outside or in an emergency, then its a genuine problem. (Stock CM SMS app takes like half a second to load up)
Lets talk about the point where your ROM starts to get slower after some time of usage, until you reflash it. TRIM support eliminates this issue which is in 4.3. That, combined with the fact that i9000 has a agonizingly slow NAND Flash used in it, greatly affects the performance ... which your post is implying that its "not happening with you". If its not, then Good for you. OR maybe you just arent' accepting it because you'll feel pwned ... MAYBE.
And i am not using any RAM Manager, never have in the first place. But Greenify is something essential, something which can actually replace the "AutoRun" program we used to use back in the days. If you don't know about it, or don't want to use it ... fine. But don't start pointing fingers are people or making it look like "We are Wrong" and "You are the Genius",
The only thing i mentioned about "Hangouts" was A FACT which you proved yourself, however apparently trying to hide or reduce its implications for some unknown reason. I didn't even mention any other problem where you are trying to be jumpy with your attitude.
Lets not turn the tables here and focus on the Kit Kat's discussion. I am looking forward to it. If you aren't, Good for you.

Problems with Goldeneye

Hey guys I just installed Goldeneye on my ATT S4. The reason I left 4.4.2 was to hopefully gain a little more speed, I play a game on my phone all the time called Ace Fishing and every now and then I get a reduction in frames that really hurts me ingame.
Well I updated per instructions for Safestrap users and everything got up and running no problem, but this rom uses alot more RAM than the previous version and the lag has gotten atleast twice as bad since upgrading. I always clear activities and clear ram before launching. Its fine for 5 minutes but then all the background tasks start kicking in and when I check it says 1.37gb in use! 4.2.4 I had down to 535-605MB in use while playing. I have disabled every running app I see in the application manager (that it will allow me) I have also done all the tricks I can find online, like disabling S voice, force GPU rendering, I even tried setting limit background process to no background process which made no difference.
Is there anything I can do to make this rom run as fast as 4.4.2 or atleast cut the RAM it uses in half like it was?
(I chose goldeneye full install not slim, would slim be faster?)
Thanks!!
Atually Stock Lollipop is slow as hell compared to KitKat. I've been using GE for some time and I had to go back to 4.4 because the phone was really slow, I mean... Really. I recommend you to install Pure Nexus ROM, I personally think is the fastest. There're also some ROMs LP bases which were compiled preferably for gaming. Search for ROMs in the "Android Development" sub-forum.
Wish you luck.
I found a solution. I bought a galaxy note5. lmao

(DISCUSSIONS) Battery life, performance experience, bugs ... after updating to 6.0.x

Here is a place to share your experience with MM update.
Discuss stuff like battery life, performance, bugs and other things.
Let discussions begin!
Reserved
Battery life and stability is good so far!
First day on 6.0.1. I am happy so far with battery life and stability. About 5 hours of SOT and almost 24 hours of use.
That's great. No turning back to LP for me
better wifi connection on MM too. Just wish I had TWRP for it so I could make a backup
haven't had problems with MM yet, battery seems a bit better, Doze for sure improve stanby, rest so far stable and working as it should
Liking it for the most part. Stable, not met any bugs. RAM is good, battery seems about the same. Not keen on the new wallpaper settings style and the new audio wizard is confusing. I also got the beta version of the zen launcher - only slight visual tweaks really, but gives it a bit of a fresh feeling.
Bug: Every time I transfer a compile apk to install, it always takes me out the first time the package is corrupt but install the second test.
I had a recurring bug display after running a graphics-intensive application (it stutters) is resolved.
For the rest it's not better or worse than lollipop, autonomy is worth. This version brings nothing convincing.
better and better than 5.0.
RAM is so good
i have a huge problem with gyroscope and proximity. Both not working.
Anyone here experiencing bugs with the AudioWizard? It resets its config upon reboot?
Quick question, since I have not installed it yet. I assume it combines all your internal storage (system and internal storage) like Cm13 does? To me, it's one of the more important features. Having the 2gb/16gb US model, that gives me a lot more space for apps.
Sent from my ASUS_Z00A using Tapatalk
what CPU govenor does it use? Please tell me its not interactive (or that you get a decent selection at least).
If i use the standard 5.0.1 setup I go through around 4-6% of battery per hour, using tasker to switch off/on cpu cores and slow others down its down to 2-3% without a noticeable impact to performance.
Antutu benchmark result
63218 ! Isn't that great?
My experience with MM
Battery Life -
Since I am a new user, I cannot post screenshots here. Sorry about that. Overall battert life has been okay for now. Need to give the system about a week before making a judgement on it I guess.
Performance -
General performance has been quite smooth, but will need to test with heavier games to check RAM management. Normally, apps open almost instantly.
Bugs -
- Even after applying Super Saving mode (Settings > Power Management > Power Saver), I've found that window animations still exist, which was not the case with Lollipop.
- There appears to be a slightly reddish tint to the screen when Youtube video information overlay appears. Although the tint disappears when video goes fullscreen again.
As of now, these are the only issues I could find.
kenbo111 said:
Quick question, since I have not installed it yet. I assume it combines all your internal storage (system and internal storage) like Cm13 does? To me, it's one of the more important features. Having the 2gb/16gb US model, that gives me a lot more space for apps.
Sent from my ASUS_Z00A using Tapatalk
Click to expand...
Click to collapse
Don't think so. It still has "system reserved" space according to the storage bit of settings menu.
VinzNguyen said:
better and better than 5.0.
RAM is so good
Click to expand...
Click to collapse
How much free ram do you have when you clear all the apps?
Ferfreexe said:
How much free ram do you have when you clear all the apps?
Click to expand...
Click to collapse
usually 750-850mb, which is not so different than before. The thing is that used to drop to under 300 and slow down over time unless you manually cleared, but now it seems to release RAM by itself properly. I can now forget about RAM.
Ferfreexe said:
How much free ram do you have when you clear all the apps?
Click to expand...
Click to collapse
> 1GB
i have Facebook and messenger app <3
Had my first weird wakelock this morning. Phone has been mostly asleep on my desk the last 4 hours, but battery stats show it awake all the time and with weird wifi behaviour too (I didn't toggle off wifi, but there is no wifi connection here).
I'd say the Marshmallow update was long overdue. Although I am really enjoying the beta release.
Bugs:
Android Pay doesn't seem to be working anymore, I'm getting the dreadful "Google is unable to verify" message when trying to add cards.
The notification bar jerks open sometimes, though that's a common issue in Marshmallow.
The latest Poweramp app isn't working for me. Can't tell if that's the app's fault or the phone. It did work before switching to the beta release.
Notes: Battery life looks way better than before, with almost no drain on standby in my tests. Other than that there's not much to say though I COMPLETELY hate that they replaced the Clear All Apps button with the booster thing that shows you how much RAM was released. I'm having to get used to just not clearing the apps anymore (though w/ the 4GB RAM model that's not too bad).

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