Lag fix - Sprint Samsung Galaxy Note II

Just read on Android Central about a app that decreases lag on phones. So I decided to check it out and it do seem to increase responsiveness. I recommend that guys check it out....Just search lag fix in the play store. Let me know what you think.
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I don't think lag should be much of an issue on our phones
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jworkcoo said:
Just read on Android Central about a app that decreases lag on phones. So I decided to check it out and it do seem to increase responsiveness. I recommend that guys check it out....Just search lag fix in the play store. Let me know what you think.
Sent from my SPH-L900 using xda premium
Click to expand...
Click to collapse
What lag? :good:

As much as I would love to say lag isn't an issue it really is when listening to music or pod casts or how loading a file/app or using navigation..it's not much but it is there especially when you pull the notification shade down and look at the bouncy toggles..either way, ,this app doesn't do diddley squat so it's probably a programing issue.
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I tried it too. It seems to make a solid difference, and combined with Seeder, my Note and my Transformer Prime are both running smoother than ever.
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ZebTheCalvinist said:
I tried it too. It seems to make a solid difference, and combined with Seeder, my Note and my Transformer Prime are both running smoother than ever.
Sent from my SCH-R950 using xda app-developers app
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I agree. it seems to make things a bit more responsive.
anyone know how it does this?
-Wizzle

I do notice in and out of lockscreen is faster and also using the home button is quicker
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Lag...
I have read a lot on the lag seen in Android as compared to something like iOS specifically. There is lag and there will always be more lag seen in Android as apposed to iOS, due to how the OS was designed, and priorities of certain system functions. iOS gives full priority over any other process to the GUI functionality, which gives iOS a major smooth GUI (so what right??). Android gives priority to other processes, and the GUI falls near the end, I don't think it even gives a priority other than the standard Linux process priority, so the GUI appears to have lag at times, especially if something else has priority over the GUI.
Personally, I feel it was done this way for many reasons, to include helping with battery life on a Linux based system. On my Note 2, I feel there is lag where there should not be, but it does not bother me like it may others. If you have a iPhagot standing next to you, they will always point it out. We are running quad core processors that should not have lag as the power is there, however, because of the priority of the GUI being lower than many other Android system services, we see it here and there.
As far as this program... I believe it is doing some CPU governor tweaking, possibly even freezing programs on sleep. I have seen some programs that trim what the vm's can use for memory as well, so I wonder if this could be part of it. Could simply be disabling certain GUI functions which allows the GUI to appear faster. There are tricks in this forum that show you how to disable some lockscreen functions which allows wake time to be almost zero, but I like the lockscreen functions, so I can deal with the sub second lag... who cares really you know?

Tutungzone said:
I have read a lot on the lag seen in Android as compared to something like iOS specifically. There is lag and there will always be more lag seen in Android as apposed to iOS, due to how the OS was designed, and priorities of certain system functions. iOS gives full priority over any other process to the GUI functionality, which gives iOS a major smooth GUI (so what right??). Android gives priority to other processes, and the GUI falls near the end, I don't think it even gives a priority other than the standard Linux process priority, so the GUI appears to have lag at times, especially if something else has priority over the GUI.
Personally, I feel it was done this way for many reasons, to include helping with battery life on a Linux based system. On my Note 2, I feel there is lag where there should not be, but it does not bother me like it may others. If you have a iPhagot standing next to you, they will always point it out. We are running quad core processors that should not have lag as the power is there, however, because of the priority of the GUI being lower than many other Android system services, we see it here and there.
As far as this program... I believe it is doing some CPU governor tweaking, possibly even freezing programs on sleep. I have seen some programs that trim what the vm's can use for memory as well, so I wonder if this could be part of it. Could simply be disabling certain GUI functions which allows the GUI to appear faster. There are tricks in this forum that show you how to disable some lockscreen functions which allows wake time to be almost zero, but I like the lockscreen functions, so I can deal with the sub second lag... who cares really you know?
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Click to collapse
This is all incorrect tripe.

Then would you care to share your infinite wisdom? I fail to see a problem with his logic, but if there is I'd love to hear the real explanation
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Nicgraner said:
Then would you care to share your infinite wisdom? I fail to see a problem with his logic, but if there is I'd love to hear the real explanation
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Click to collapse
while the gui priority lag theory is true, this is not what lag free is doing..
If you download the app you see that it works with fstrim. Some sort of memory trimming utility that helps the os make faster decisions cause it trims the fat.
im not sure all the technical details but when you download it it gives you a brief description.
-Wizzle

I think any lag that anyone experiences is mostly caused by tw launcher. I use nova and have all settings set to faster than light. I have zero lag. I can max out my cpu and force lag but for the most part it is non existent.
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Related

Force GPU rendering

Do many people use this option or is it just more trouble than its worth? Are their any real benifits?
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Very little benefit for much trouble.
I don't, I find it makes many apps more laggy. So I just leave it off.
The CPU is good enough to handle the rendering by itself.
it depends on whats running, as it makes some old apps run much better. however going and ticking and unticking the box all the time is a pain, so i just leave it off
leave it off bacuse many apps don't work well with this feature enabled
If the app supports this, you will find that it runs more smoother.
But it runs good on the MIUI, but I didn't try on CM9.
On or Off is depends on you, but if you just use GN to call and SMS, you don't need this
johnnyaqwer said:
If the app supports this, you will find that it runs more smoother.
But it runs good on the MIUI, but I didn't try on CM9.
On or Off is depends on you, but if you just use GN to call and SMS, you don't need this
Click to expand...
Click to collapse
One would hope that the app would be compiled with GPU support so that it wouldn't have to be checked ever.

Disabling CPU rendering?

http://forum.xda-developers.com/showthread.php?t=1877183
so yeah, is it just a load of crap or does it actually work?
If you are on ICS you can make a nandroid backup and try it
I saw this today as well not sure whether to try it. Isn't it the same or similar to what we can choose in developers options to force GPU rendering? Maybe will try later when I have time as I cant complain with the speed that I'm getting from nikez jb p0.9
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I am specifically wondering how will it work with gingerbread roms. I mean, it must be some kind of BS right? There's no way to force GPU rendering for UI in gingerbread, is there?
Joke of the day... classic!
Works on Mildwild 4.3. I don't have a launcher redraw anymore And it's not GPU rendering, it just removes the pathway to render on the CPU so the GPU does the graphics stuff
Works on Mildwild 4.3. I don't have a launcher redraw anymore And it's not GPU rendering, it just removes the pathway to render on the CPU so the GPU does the graphics stuff
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Click to collapse
Basically everyone should be getting a placebo affect, i personally havent seen anyone provide evidence such as benchmarking surfaceflinger to prove the ui is smoother. The manufacturers by default select the gpu to render the ui which has a 0 1 on adreno200 and 0 0 on android thus its hw accelerated and not software accelerated
So what does that really do anyway ? Anyone notices really anything?
I don't trust benchmarks, they show incredibly inaccurate results (at least Antutu and Quadrant). Try run it twice on the same rom, one right next to another.
Well, no use from benchmark apps, but I tried it on MIUI rom with high resolution graphics settings for launcher. I definitely had lags issue with it without patch, especially with cube 3d screen transition effect. Now with it no lags at all, and I'm sure it's not a placebo.
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MidnightDevil said:
So what does that really do anyway ? Anyone notices really anything?
I don't trust benchmarks, they show incredibly inaccurate results (at least Antutu and Quadrant). Try run it twice on the same rom, one right next to another.
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Click to collapse
Lol im not talking about regular benchmarking
I tried it with rom in signature and confirm that UI is smoother and also app like Facebook seems faster, like author is reporting in original thread.
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Well I did actually just test it and it's obviously a load of crap and a waste of time. Can't believe I ACTUALLY was stupid enough to think that it'd work.
ToastnButter said:
Well I did actually just test it and it's obviously a load of crap and a waste of time. Can't believe I ACTUALLY was stupid enough to think that it'd work.
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Click to collapse
I don't think it's useless or stupid.... either 99% are having a placebo reaction with noticeable effects.. or they are having a reaction to a noticeable difference on their equipments.. I was also skeptic that would do anything.. I can't tell you what it is, but I do notice some differences.
I would say it works - somehow.
I use it on SpazeDogs ICS ROM and it gives a subjective performance boost - by feeling i wouldnt say that the FPS increased or something like that. But it feels smoother. Would call it "Project Butter light"
McDope said:
I would say it works - somehow.
I use it on SpazeDogs ICS ROM and it gives a subjective performance boost - by feeling i wouldnt say that the FPS increased or something like that. But it feels smoother. Would call it "Project Butter light"
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Click to collapse
Lol!
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Seeder entropy generator to provide significant lag reduction

Spotted this interesting thread over at Android Software and Hacking, which has gone viral today: http://forum.xda-developers.com/showthread.php?t=1987032
Partial quote:
Hey everyone,
So, I was experiencing significant lag as we all do from time to time, and decided I was going to get to the bottom of it.
After tracing and debugging for hours, I discovered the source of 90% of Android's lag. In a word, entropy (or lack thereof).
Google's JVM, like Sun's, reads from /dev/random. For all random data. Yes, the /dev/random that uses a very limited entropy pool.
Random data is used for all kinds of stuff.. UUID generation, session keys, SSL.. when we run out of entropy, the process blocks. That manifests itself as lag. The process cannot continue until the kernel generates more high quality random data.
So, I cross-compiled rngd, and used it to feed /dev/urandom into /dev/random at 1 second intervals.
Result? I have never used an Android device this fast. :good:
It is literally five times faster in many cases. Chrome, maps, and other heavy applications load in about 1/2 a second, and map tiles populate as fast as I can scroll. Task switching is instantaneous. You know how sometimes when you hit the home button, it takes 5-10 seconds for the home screen to repopulate? Yeah. Blocking on read of /dev/random. Problem solved. But don't take my word for it .. give it a shot!
Click to expand...
Click to collapse
You can just install the apk on a rooted device and simply enable/disable via the app.
Has anyone else with an HTC Desire found it to be of any added benefit? I'm not seeing much of performance boost myself but will keep observing either way.
It kills my battery on my sensation and my desire! And performance is just marginally better on big apps like maps and browser
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topgeardave said:
It kills my battery on my sensation and my desire! And performance is just marginally better on big apps like maps and browser
Sent from my HTC Sensation using xda app-developers app
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Click to collapse
Yes I agree. Though I didn't have any battery issues but the performance was only slightly better.
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Its time that google enable force gpu rendering by default.

Its now been more than a year and half since Ice Cream sandwich was released. While many apps now use gpu rendering, the older ones that don't get a huge smoothness increase when this setting is enabled. I have been using this setting since I got my galaxy nexus over a year ago and the difference between on and off is huge. Its even worse on devices like the nexus 10 where without the setting on many apps are almost unusable but become butter smooth with it on. I think it is time for google to enable this setting by default, especially now that they hid the developer settings menu away.
Does it increase battery usage?
No they shouldn't. If an app benefits from GPU rendering then that's up to the app developer to implement. Forcing it causes problems with some apps.
Is op to lazy to turn it on every time he/she flash a ROM ? Lol
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Alton (Halo 2) said:
Is op to lazy to turn it on every time he/she flash a ROM ? Lol
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Click to collapse
No, I always have it on. But most people don't even know to turn it on (people that aren't into tech) and it makes a huge difference when its on. Also I have yet to see any apps that have issues with it on and it doesn't increase battery life. In fact it improves it in many cases. Go use a nexus 10 and open adobe reader without the setting on. Then use it again with it on. The difference is huge. It goes from like 5 fps to nearly 60fps. Many app developers are still targetting gingerbread which means that gpu rendering is off on those apps. On these 720p and 1080p phones it makes scrolling very laggy when performed in software.
Yeah, viewing pdf files without gpu rendering on is pure nightmare. Just like scrolling in xda app. The difference is huge.
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Yeah, the benefits far outweigh any cons and for every one app it breaks (i haven't found any in over a year) there is 1000 that it improves greatly.
I forgot about this option thanks for reminding me
How beneficial is the force 4x MSAA do you think?
Sent from my Galaxy Nexus
blackhand1001 said:
Its now been more than a year and half since Ice Cream sandwich was released. While many apps now use gpu rendering, the older ones that don't get a huge smoothness increase when this setting is enabled. I have been using this setting since I got my galaxy nexus over a year ago and the difference between on and off is huge. Its even worse on devices like the nexus 10 where without the setting on many apps are almost unusable but become butter smooth with it on. I think it is time for google to enable this setting by default, especially now that they hid the developer settings menu away.
Click to expand...
Click to collapse
wat
This is a developer setting and apps who are intended to be accelerated, already are. There are too many fags playing with those options and then ranting on the Play Store about app behavior. Dev settings were hidden with a reason with 4.2.2. Jesus, there just isn't a month where this **** isn't brought up again.
madd0g said:
wat
This is a developer setting and apps who are intended to be accelerated, already are. There are too many fags playing with those options and then ranting on the Play Store about app behavior. Dev settings were hidden with a reason with 4.2.2. Jesus, there just isn't a month where this **** isn't brought up again.
Click to expand...
Click to collapse
Name me an app that doesn't work with it turned on. I haven't seen any.
The issue is that there is no way to turn on acceleration by default in an app unless you target honeycomb or higher which means you'll have to make a seperate gingerbread app. The pros of making this on by default far outweigh the cons and any apps that don't work with it will finally be pushed to update to use it.
blackhand1001 said:
Name me an app that doesn't work with it turned on. I haven't seen any.
The issue is that there is no way to turn on acceleration by default in an app unless you target honeycomb or higher which means you'll have to make a seperate gingerbread app. The pros of making this on by default far outweigh the cons and any apps that don't work with it will finally be pushed to update to use it.
Click to expand...
Click to collapse
Survivalcraft. Check the FAQs. http://kaalus.wordpress.com/faq/ First one.
jesusice said:
Survivalcraft. Check the FAQs. http://kaalus.wordpress.com/faq/ First one.
Click to expand...
Click to collapse
Well then google should make it an opt out setting for app developers and not an opt in. I still haven't seen any other apps with the issue. This is how it is when targeting ice cream sandwich but for gingerbread theres no way to enable it.
Even if that one app has issues, thousands of other apps get huge performance increases and no issues. I'd say the benefits are still worth the drawbacks.
blackhand1001 said:
Well then google should make it an opt out setting for app developers and not an opt in. I still haven't seen any other apps with the issue. This is how it is when targeting ice cream sandwich but for gingerbread theres no way to enable it.
Even if that one app has issues, thousands of other apps get huge performance increases and no issues. I'd say the benefits are still worth the drawbacks.
Click to expand...
Click to collapse
Enabling it causes some pictures not to show in the xda app
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Family Guy game issues please help

Alright, its a long shot but here goes,
Ive been really into this Family Guy Quest For Stuff game, for those who havent played it I recommend you do!
Anyway it really seems to hate custom roms, It lags unbelievably and becomes unplayable, Yet when im on stock it is smooth, fluent and works flawlessly.
Ive been into the game for a few months now and have progressed well and would like to keep playing it, However I dont wanna be on stock to be able to do this. Are there any other Family Guy players around here with the same problems?
For what its worth all other games work as they should, this is the only game in my collection that has this issue.
Cheers people!
? "Family Guy" and "Big Fish Casino" are the only 2 games I play on Android.
? I solved the lag issues by installing the games on my Tablet instead! (Bigger screen & more processing power).
Sent from my SM-T310 using Tapatalk
That doesn't help me identify the cause though, the issue doesn't lie with the devices processing power because on a stock rom it is fine.
I want to figure out what is different between stock and custom that could have an effect on this particular game.
The game is server based. Could there be something limiting my connection to the server? Could it be that there is different gpu configuration between stock and custom? I really don't know much about how things work but there must be someone who does around here
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I think you already answered to your own question, when you mentioned "different gpu configuration"...
Try using some game booster app?!
Here some examples:
"clean master" for example, has a game boosting option.
Or maybe a more specialist app like (Android Tuner) that will help you to fully control how your device operates.
? I hope this can be of any help to you,
Good luck!
Sent from my SM-T310 using Tapatalk
Well I've been boosting the game through clean master and it has no effect. I've used an entropy generator to try and reduce lag. Still no difference. I've overclocked the cpu and fiddled with the governors too.
I will give the Android tuner a go and see how I get on with that.
Thanks.
Sent from my Moto G using XDA Free mobile app
Okay so I have optimised my device to the extreme for playing games. Boosted through clean master, had Android Tuner highly configurated and had the cpu overclocked to the maximum possible as well as kernel tweaks and gpu tweaks.
This issue is 100‰ not related to the devices specifications.
The conclusion I have come to is that the game isn't compatible with 4.4.4 as when I was stock I was on 4.4.2 it worked as it should. Can someone shed some light on this?
Also, what could possibly change from 4.4.2 to 4.4.4 that could influence the way this game works?
I know it's no big deal it's just a game. But it's the principle now, it's got me intrigued as to what is happening behind the scenes.
Cheers.
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