Poor display performance in portrait mode - Eee Pad Transformer Q&A, Help & Troubleshooting

There is a visible difference of display performance in portrait vs. landscape mode.
In portrait mode scrolling is slower and choppier. Some apps have more significant issues i.e. gestures in Dolphin HD are very choppy and shows with great delay. But there is no need for any extra apps to recognize it, as it's also noticeable in the launcher.
I've read this issue was related to Tegra 2 driver bug in Honeycomb. However, after update to ICS this issue is still visible.
I'm running stock ICS (9.2.2.4) on TF101G. No root, no modifications so far (just got my TF last week).

the netflix app performs better in portrait mode when browsing, but everything else isn't really great

Related

Crap portrait performance

The TF101 suffers from reduced frame rate when you're using it in portrait orientation, this can be observed when you are on the launcher swiping left or right. Compare this to landscape mode where its a lot smoother.
This problem extends into running apps in portrait orientation.
Its my understanding that the Xoom does not suffer from this phenomena, does anything know why? They are both spec'ed exactly the same, this is a problem for me as some games are more suited to portrait play but the performance hit is significant.
Even the on-screen keyboard is slow to react.
Time to trade up?

[Q] Choppiness, lag, stutter, screen tearing etc

I am experience a lot of choppiness and a screen tearing like effect with my S4 One S.
I have tried multiple ROMs and kernels none of which seem to solve the issue, however I did notice it particularly bad on CM10 ROMs. I am currently running Viper 2.0 so that's a sense based Jelly Bean 4.1 I have tried "force 2D GPU rendering" to no luck.
Basically on scrolling, particularly noticeable in the launcher screen transitions and app drawer transitions, they start off smooth, then right before the animation finishes there is a little 'jump' where it misses out the end frame or two and jumps straight to the finish. It creates a really irritating laggy stuttery sensation, which makes the phone not feel smooth to use.
I have tried all the launchers you could throw at me, currently using Holo Launcher HD because I can slow the animations right down which makes it smoother, but still has the stutter at the very end...
Is anyone else experiencing these same issues?
Sounds like you got some background app slowing the device down to a halt.
I have none of the issues you are describing, and havnt had it on any rom Ive tried either.
RichardW1992 said:
I am experience a lot of choppiness and a screen tearing like effect with my S4 One S.
I have tried multiple ROMs and kernels none of which seem to solve the issue, however I did notice it particularly bad on CM10 ROMs. I am currently running Viper 2.0 so that's a sense based Jelly Bean 4.1 I have tried "force 2D GPU rendering" to no luck.
Basically on scrolling, particularly noticeable in the launcher screen transitions and app drawer transitions, they start off smooth, then right before the animation finishes there is a little 'jump' where it misses out the end frame or two and jumps straight to the finish. It creates a really irritating laggy stuttery sensation, which makes the phone not feel smooth to use.
I have tried all the launchers you could throw at me, currently using Holo Launcher HD because I can slow the animations right down which makes it smoother, but still has the stutter at the very end...
Is anyone else experiencing these same issues?
Click to expand...
Click to collapse
did you try a factory reset? it can affect wonders
maybe some roms need some time to find the right place in your phone.. my jb runs perfectly smooth after 2days and some reboots.
I always factory reset and full wipe in between flashing my ROMs.
I'm more than positive its not a bag ground process hogging CPU as I have used apps to monitor my CPU usage and it idles nice and low under 10% then shoots up during screen transitions.
I may have made the problem sound worse than it is. Its not like running the phone with the max CPU throttled down to 192MHz which does cause lag and stutter. Its more like, silky smooth everywhere, then suddenly the last frame or two of the animations skip, making it even more obvious and irritating as everything else is so smooth.
It does it with all launchers, and scrolling in apps sometimes doesn't feel smooth. ie you give it a fling, it shoots off lightning fast then as it gradually slows back down to a halt, right before the scrolling stops there is a little 'jump' or 'stutter' giving it an unsmooth feel
I'm going to try flashing a 4.2 ROM and enabling 4x MSAA to see if that will fix it. If not I might upload a video to try and capture the issue. Its almost like Vsync isn't on, or isn't working properly, but when I turn it off it only makes the screen tearing and jitter much worse!
I used AOKP 4.2 which seemed even worse than ever, it was almost like Vsync wasn't doing its job properly, then I enabled "Force 2D GPU Rendering" , "Force 4x MSAA" and "Disable HW Overlays" this greatly improved it so that it was on par with any of the other ROMs I used. However that little stutter was still there.
This ROM/Kernel supported GPU and CPU overclocking. I found out that with both cores forced to maximum speed (eg performance governor) the issues was almost completely eradicated, or extremely hard to notice. But it is just not feasable to run my phone like this. I swear I shouldn't be experiencing this stutter...
Currently running CPU1 on performance and CPU0 on badass (I am assuming CPU1 will sleep when screen is off).
Well, Im running my S with ONDEMAND governor, 1512Mhz max, 384Mhz min. I/O Scheduler is set to CFQ.
On my moms XPeria P I run SmartAssV2 / SIO, and it greatly improved both batterylife and performance on that slow-ass device
I also turned off all Window Animation things in Dev. options and turned on force GPU rendering.
Edit: These settings are applied to both cores.

[Q] Performance concerns

Hi, I'm not really happy about my Moto G LTE performance.
I keep reading everywhere that it's very smooth but this is not the case for me.
I notice quite a lot of scrolling slowing/lagging in almost all apps (even sometimes in the UI menus) I don't have any 3rd application installed (just WhatsApp) and completely stock 4.4.4.
For example, when I scroll through a Whatsapp group chat there are some little jitters, Scrolling the notification drawer lags almost every time but depends on the currently active app. If Chrome is active with some desktop site it can lag very badly.
Chrome performance are quite nice but again, random hiccups for no visible reason.
Interesting thing is that the lags are very random, It sometimes goes away by itself and gets back.
Tried deleting cache partition, tried factory reset, not working. I do notice improvement if I'm on WiFi and not HSPA/LTE.
I tried checking my CPU usage under Developer options and the load average for the system is never going down from 16. Even if I'm in airplane mode with no activity. Do you think it has something to do with my slowness? I'm quite familiar with Linux systems and know that 16 is extremely high for any desktop/server. Is android the same case or this loads are normal?
https://i.imgur.com/vam1Dx2.png
Also here is a screenshot of "Profile GPU rendering -> show as lines" under developer settings when scrolling in whatsapp.
http://i.imgur.com/t1BTNPQ.png
As you can see the framerate is not stable at all and many lags occur.
Would appreciate if someone could check his results with the profile GPU rendering and tell me if it's the same or much better.
Any help will be welcome, Thanks!
I got a little slow down but nothing mayor..howewer you can look my test in arr
Sent from my XT1032 using XDA Free mobile attachment
Are you in the stock or custom rom?
I notice very diffirent performance in many roms. The worst was the stock 4.4.4 of my company (with all the **** of Movistar) and the actuals versions of lollipop...
Recommended:
http://forum.xda-developers.com/moto-g/development/xperience-cyanogen-projectoverkill-t2949592

Stuttering and questions about EMUI 10

Hello all, i recently purchased a P30 and on the first day of use it auto updated to EMUI10. Then i install all of my apps and started using it.. Its pretty fast but the ui isnt as smooth (in response) as the iphone 8 i had. Thats ok i guess for and android.. Then on some games (archero, ) on normal mode (in the performance mode everything runs smoothly) they stutter and lag most of the time and its almost unplayable... I run some gpu benchmarks and everything seems ok (i get 4600 on gfx slingshot extreme).. So i guess its a software issue..
Also some other quirks i have noticed on emui10.. why is there a scrolling bar on the right side since you cant move it with your finger to scroll faster?
Also why there isnt an auto mode for dark mode and you have to switch it on and off by hand?

Scrolling works ok only on the right edge of the screen?

Hi, i just bought from aliexpress a Lenovo xioxin plus tablet (the Chinese p11 plus) with a global rom ( TB-J607F_S160068_210722_ROW) running android 11. It has a really weird issue - the scrolling seems to work properly only when swiping on the right edge of the screen, there it is fast, responsive and controllable. in some apps like facebook the scrolling on any other part of the screen is slow and unresponsive, and i need to use fast large strong swiping motions to move the screen at a decent speed. On chrome for example the be scrolling is slow when normal strokes are being used but it pick up speed suddenly, and i cant learn how to control the speed. but on the developers settings menu i WAS able to control the speed but it was still slow and i needed to use strong big strokes. In all cases scrolling worked fine only on the right edge (although i cant completely control the scrolling on it enters high speed)
Any ideas on what is the problem and if it's solvable without replacing the firmware?

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