[Q] Screen redraws on going home - G2 Q&A, Help & Troubleshooting

Hi,
So my G2 (completely stock) has been great for the past year or so until recently.
Now, when I hit home, it often will stutter for a second or two to redraw all the icons. It seems in general the performance has dropped alot. I'm wondering if the problem is the RAM is being eaten by something, but when i check the app manager there is usually around 500 MB free.
It got so bad that swiftkey was lagging on keystrokes (i would type then wait a few seconds as a bunch of letters finally appeared) and I had to go to the stock keyboard.
When I am in a game however, the performance seems normal.
Anyone have any ideas on what is causing this?
Thank you!

This sounds normal considering you've been running it stock for a year. Sometimes it's good to do a factory reset and start fresh when things get laggy. Reboot if you haven't and see what it's like.

Was hoping NOT to hear that response Mostly because of app data.
Any suggestions for saving app data without root (so i dont think i can titanium backup).

Related

[Q] No Nandroid Backup

Hello all. Well, last night I rooted my phone and then was going to install the original wireless tether app that Jr33 did.
My problem is when I tried to make a backup after it rooted I now get this:
Opening update package...
E:Can't open /cach/update.zip
(bad)
Installation aborted.
From here I can reboot or reinstall but it does the same thing and just brings me back to rebooted with no backup made as far as I can tell. There's never a choice to select nandroid.
Is there something I'm missing here? Is my update.zip corrupted? Or any suggestions on what to do next?
Thanks
did you install Clockwork recovery post-root? That places a new update.zip in your internal SD that is needed for taking and restoring nandroid backups.
Sent from my SGH-T959 using XDA App
I downloaded the update.zip file again. Gives me the same error message.
I think I think I had ROM Manager installed before I rooted but I hadn't run anything in the software yet. (Can't quite remember, slept since then)
Go to Rom Manager, pick the Vibrant as your phone, top option will be to download and install clockwork recovery. Once this is done you can make a nandroid backup inside clockwork recovery... You can use rom manager to boot into it (NOT the stock recovery)
Sent from my Vibrant
That worked. Picked Vibrant as my phone. Then it didn't error out and I could get to the screen where I could choose nandroid. Ran the backup. Rebooted & ran the Mobile AP. It works too. Now maybe lag fix next... Thanks!
^ why bother with the lag fix? Froyo is coming this month... patience.
Mostly because the lag on my phone drives me crazy, I might wait for 2.2 though. Lots of reading before I pull the trigger on the lag fix. Seems like lots of people are on the fence as to if they're happy with it or not and I'm not a fan of unintended consequences.
FWIW, this is my 2nd phone & the first was less laggy than this one, but it drained batteries like no tomorrow. Never got more than 5hrs out of a fully charged battery. This phone has gone 18hrs but usually more like 12.
^ that sounds absurd to me (5 hours)....
when you say "lag"... what exactly are you seeing that makes you say it's laggy? Sounds like a basic question, but if you can, please explain.... Do you mean the app drawer/moving screens, etc.... do you mean opening apps?
I would suggest trying LauncerPro.
It was absurd. I unplugged once at midnight fully charged and went to bed. Didn't wake up in time for work because the phone didn't make it to 6:30 when my alarm was supposed to go off. I exchanged it that day after work.
The "lag" I consider is mostly opening & closing applications. Like when I'm in gmail and I hit the home or back button to go to the home screen. I press & then wait what feels like half a second for the phone to respond. Other examples are in Craigsnotification when I want to mark something as read or want to go back a screen and it just hangs there for a second. The other phone was much faster with this. With this processor I expect applications to open virtually as fast as I can press the icon.
I'll try out LauncherPro, thanks.
Re: lag - I'm not sure, but it seems to me that syncing operations in the background seem to cause slow response times, or lag, if you will.
Might help to look into what applications you have running, ex. Facebook, twitter, etc and try decreasing the sync frequency.
Sent from my SGH-T959 using XDA App
If you are rooted you may also want to try Autostarts (or a similar app) that will prevent apps from starting during certain tasks (bootup, texts, emails, etc). It may help... I really do not notice the lag people always talk about. I also came from a CM5 G1 to the Vibrant, so perhaps it is relative.
The lag was pretty bad on mine. Black screen for a few seconds as I was switching between apps or opening/closing them. It wasn't like it was the worst thing in the world or anything, but it was definitely enough to notice and gnaw at me daily.
At the time, I thought it was unrelated but the native Email app (which I synched up to my work email) was simply craptastic, to the point of me going back to my work-issued Treo 750 to simply read and reply to emails given how absurdly slow and non-responsive the Email app was.
Anyway, I downloaded RyanZA's One-click Lag .apk from the Market, applied it, and I couldn't be happier with my phone. Now it feels like the phone I expected it to be when I bought it, no more lag, it's super-responsive, and it also fixed my email app issues. The Email app is seriously a night and day difference after applying the lag fix, I really like it now and use it daily.
My wife has an unrooted stock Vibrant (she's not as adventurous I guess) and we both use Launcher Pro. After the Lag Fix I handed my phone to her and told her to mess around with opening up apps, streaming pandora, surfing, etc. She said it was definitely much faster than her phone and more responsive.
Re: possible adverse consequences... well, that's what nandroid backups are for, I guess. Between Clockwork/nandroid backups I've taken, both the rooted and unrooted stock update.zip files provided here at XDA, and the option to flash to stock via ODIN, I felt that those things were enough to mitigate the risk of applying the lag fix to my phone, including the mods I've applied like applying the MobileAP and Captivate camera .zips. YMMV.
This is my first Android phone, coming from Blackberry Curve 8320. I really expected it would be a giant leap in performance considering the Vibrant is 3x faster than the Curve. I about took it back the first day because the Facebook app was so unbelievably slow and lacking features compared to the BB app, I about threw it across the room a few times waiting for things to load.
I was stuck on EDGE with the BB with my d/l speed somewhere around 800kbps compared to I regularly hit 6Mbps with the Vibrant on 3G. Inexplicable to me why it takes as long as it does to function. I'm replacing my cable internet with wireless tethering so the 3G was important to me.
Launcher Pro seems to be a noticeable improvement in speed. I'm going to miss the full screen Updates widget... Have to figure out a replacement.
Most likely I'll pull the trigger on the lag fix, too impatient. If only the GPS worked the majority of the time... Going on a 1500 mile road trip next week and I know I'll be cussing at this thing. Even without GPS on the BB as long as I had internet at least I could always figure out where I was.
Thanks for everyone's responses, very helpful. I'm sure I'll love this thing eventually, hopefully.
OP,
not sure if you tried this but try rebooting into clockwork recovery and doing a nandroid from there. two ways to do that, once you have the clockwork update.zip in sd root:
1. with the clockwork app. option reboot into clockwork recovery
2. turn phone off > turn phone on while holding power and vol +/- > install update zip > you should now be in clockwork recovery

GT-i9000m has been locking up recently to the point of removing the battery.

It went from extremely rarely doing it to three or four times just the other night in the span of a few hours. I can't reproduce it on command but it happens when I lock the screen and put it in my pocket. Then sometimes when I take it out it is entirely non-responsive, even the power button doesn't work. I have to remove and reinsert the battery.
It could be ADW Launcher or WidgetLocker since those are the only two programs always running, but I was hoping someone else experiences a similar issue. It hasn't happened when I normally lock it yet though, so it could also be the proximity sensor maybe?
Having the same issue (on Bell as well), but not running either of those two apps. Was almost to the point of returning the phone and then installed JM7 and it's been better, although not perfect. Last night it locked up with NoLED displaying an icon, so I've deleted that app to see if that's the issue. It hasn't locked up today, but it did reboot a few hours ago seemingly at random. :shrug:
Your internal sd card might be failing like all the other i9000m phones I see on this forum bricking themselves .
clubtech said:
Your internal sd card might be failing like all the other i9000m phones I see on this forum bricking themselves .
Click to expand...
Click to collapse
Oh, that doesn't sound pleasant at all...
I'm outside of Bell's 30 day exchange period plus I've talked for over 30 minutes, so I'll have to go through Samsung if it completely breaks. On the plus side, a phone from them should be three button recoverable.
Although I can't be without a phone for weeks, I hope it's not the SD card.
Mine Lags like crazy once every few days till the point I need to restart it. Any idea why this is do?
Sent from my GT-I9000 using XDA App
Hold your horses people....
before you jump about the lag, and or one click lag fix and such
first you have to investigate what is running on your phone.
just over the weekend (since XDA was down) i stalled over 400 Apps
my phone slowed down to snail speed, then i ran my Startup Manager software (many to choose from)
I suggest Startup Cleaner 2.0 then uncheck everything, leave only the apps that you want to run during start up
reboot your phone and presto, fast as new!
if you can find version 2.1 of startup manager that one is even better
keep note, start up manager apps are not the same as task killer apps
it only run once during start up, and it helps you easily select what should and should not run during start up, so it doesn't stay in memory after it runs
on the same topic
you should also configure your Task Killer apps to kill everything, and add only the wants you want to be running to the ignore list.
that will keep the phone working smoothly even without the "one click lag fix"
i'm still running stock on my JH2 i9000m
AllGamer said:
Hold your horses people....
before you jump about the lag, and or one click lag fix and such
first you have to investigate what is running on your phone.
just over the weekend (since XDA was down) i stalled over 400 Apps
my phone slowed down to snail speed, then i ran my Startup Manager software (many to choose from)
I suggest Startup Cleaner 2.0 then uncheck everything, leave only the apps that you want to run during start up
reboot your phone and presto, fast as new!
if you can find version 2.1 of startup manager that one is even better
keep note, start up manager apps are not the same as task killer apps
it only run once during start up, and it helps you easily select what should and should not run during start up, so it doesn't stay in memory after it runs
on the same topic
you should also configure your Task Killer apps to kill everything, and add only the wants you want to be running to the ignore list.
that will keep the phone working smoothly even without the "one click lag fix"
i'm still running stock on my JH2 i9000m
Click to expand...
Click to collapse
All gamer has a good sugestion here BUT we are going to get people flaming the fact that Android shouldnt need task managers.....
Ho hum..
TBH in my experience, I have found (after a couple of hard resets) that there appears to be a size limit for installed apps. Once I get over this size limit, I get LAGTASTIC, phone slows to a snails pace, then I remove a few of the apps and I am back at light speed again....
I cant say what the limit is, but I know when I have hit it - I would then uninstall a lame app or two and get back running.
Yes a lot of people "claims" that, but yet you do a search in Android Market, you see LOTS of Task Manager / Killer apps for every phone.
they were not designed for Galaxy S, they were designed long ago for all the other phones that had and still have the same problems of memory management causing lags
Android is not robust enough to survive without one
heck not even Windows 7 or Windows Mobiles phone
I just read that possibly the phone freezes while trying to find a signal. As this problem has only recently started, and I just recently moved into university, and many buildings receive little to no wireless signal, I think it's more than a coincidence. I'll try going to plane mode before entering lecture halls and basements.
Frostshock said:
I just read that possibly the phone freezes while trying to find a signal. As this problem has only recently started, and I just recently moved into university, and many buildings receive little to no wireless signal, I think it's more than a coincidence. I'll try going to plane mode before entering lecture halls and basements.
Click to expand...
Click to collapse
i don't think that is the case with the Galaxy S
however back then my Treo 650 did suffer from that.
if you believe that is the problem then try this
http://forum.xda-developers.com/showpost.php?p=7999389&postcount=28
more cool apps here http://forum.xda-developers.com/showthread.php?p=7999389

Nexus 7 extremely slow :(

I got my Nexus 7 in the first batch from Gamestop on the day of release. Initially, the performance was very fast, even faster than my Galaxy S2. However, after a couple of weeks now, it has become extremely slow. It is still stock, havent even rooted it. It is a 16gb model, and has close to 10gb free. I have tried clearing cache, closing all running applications, restarting but nothing really has worked.
The problem is almost every app is very slow. I get a notification of an email, i click on it and then stare at the white email screen for almost 10 sec before it opens up (the regular email app). It almost feels like a different device now than what i bought few weeks back. Other applications that run equally slow - Google Reader, Chrome, WSJ (this is perhaps the worst), Fluent News Reader. I am not much into games so havent tried a lot of them.Oh, and it is no match now to my Galaxy S2 Skyrocket or even HP Touchpad Cm9 that i got rid of last week.
I don't want to exchange it as it does not suffer from all the other problems being reported here (and am afraid that the new one might exhibit those). Please help.
Just a guess, but you most likely loaded something on it that is doing that. Check what you have installed on it, perhaps uninstalling some of the larger things to see if you can figure out what is holding it up.
Stock Nexus 7 Image
If cleaning the device does not work, you can always flash back to the stock image, which can be found on developers.google.com
Be sure to backup your apps and data!
or for the most simple of us...
Setting>Privicy>Factory reset.
That will remove any app that might be causing it.
Be warned tho, i think on this device it wipes the internal storage...
how is your WiFi signal?
seeing how almost every app require internet access, the delay could be it trying to connect.
Actually I thought that too... but my wireless signal is very strong in my small apartment and i have 30mbps line. I checked with speednet app and i am getting 13mpbs down, 4 mpbs up on nexus 7.
I am happy that this seems like my issue only - i will try to remove apps one by one to see if it helps or worst case, i will do a factory reset.
I was wondering if there are any known culprit apps responsible for memory leaks or something.
dilldoe said:
how is your WiFi signal?
seeing how almost every app require internet access, the delay could be it trying to connect.
Click to expand...
Click to collapse
I have noticed how mine has been very sluggish when there are apps upgrading in the background or installing, etc. Maybe turn off auto update for play store?
dbjunction said:
Actually I thought that too... but my wireless signal is very strong in my small apartment and i have 30mbps line. I checked with speednet app and i am getting 13mpbs down, 4 mpbs up on nexus 7.
I am happy that this seems like my issue only - i will try to remove apps one by one to see if it helps or worst case, i will do a factory reset.
I was wondering if there are any known culprit apps responsible for memory leaks or something.
Click to expand...
Click to collapse
If you send me a PM, I'll give you my email address and I can help you narrow it down by using screenshots of your app drawer.
install watchdog task manager lite, it monitors app in the background and tells you which one is causing problems.
have you tried turning off gps (location service) and see if hats the issue?
same thing
dbjunction said:
I got my Nexus 7 in the first batch from Gamestop on the day of release. Initially, the performance was very fast, even faster than my Galaxy S2. However, after a couple of weeks now, it has become extremely slow. It is still stock, havent even rooted it. It is a 16gb model, and has close to 10gb free. I have tried clearing cache, closing all running applications, restarting but nothing really has worked.
The problem is almost every app is very slow. I get a notification of an email, i click on it and then stare at the white email screen for almost 10 sec before it opens up (the regular email app). It almost feels like a different device now than what i bought few weeks back. Other applications that run equally slow - Google Reader, Chrome, WSJ (this is perhaps the worst), Fluent News Reader. I am not much into games so havent tried a lot of them.Oh, and it is no match now to my Galaxy S2 Skyrocket or even HP Touchpad Cm9 that i got rid of last week.
I don't want to exchange it as it does not suffer from all the other problems being reported here (and am afraid that the new one might exhibit those). Please help.
Click to expand...
Click to collapse
Just wanted you to know you aren't alone here...I have been seeing the same exact behavior on mine. I have started to uninstall apps one by one. I must be a bad app or something. If not I'm gonna wipe it and start over. It does feel disconcerting to go from easily the best tablet experience I have ever had to it becoming so sluggish.
i have the same problem, mine did the same thing on stock, ran great for a week or two, then became unbearably slow. so i rooted it and it wiped all data and the problem seemed to be fixed. then another week or two passed and its back to slow. i found out after testing with quadrant it has something to do with the i/o on the device, because the i/o score was abnormally lower than all the devices. putting a custom kernel will help, but still the i/o score is still quite low. i dont want to wipe all data again and if anybody knows a fix it would be greatly appreciated
nexus 7 has Kingston eMMC, it is better then the crummy Prime Hynix eMMC, but is eMMC none the less, not proper NAND flash/SSD
Well you could've had a bad app that is bogging your system down. A factory reset may be the only option so you can start fresh
Sent from my Google Nexus 7 using Tapatalk 2
Check the cache size of your Google Playbook or Magazine apps. It keeps downloading large files (400 mb) and may fill up your storage...causing it to slow down?
Having the same issue after owning it for two days. I really wanted to like this tablet,but between the sluggishness, and other various shortcomings, I'm going to be returning mine.
I deleted WSJ app and it seems to have helped a lot - not as fast as new, but a lot better. One thing which still irritates me is email app which just seems to be too slow...
Sorry to say but mine so fast I can't keep it down it trys to fly away lol
Sent from my Nexus 7 using Tapatalk 2
Same
has anyone been able to figure this out? I'm having the same problems and I've been running watchdog but there been no out of control process is on my device. I have wiped the device and the same thing just keeps happening after a little while it'll get very slow. it happens more often than not when there something in the background downloading are using the internet, but it's definitely not my connection because I've had no problems with any other devices.
Been getting similar behavior recently. cm10 euroskank, trinity 7.
Edit: in logcat, getting stuff like
I/Choreographer(10656): Skipped 30 frames! The application may be doing too much work on its main thread.
W/InputEventReceiver(10656): Attempted to finish an input event but the input event receiver has already been disposed.
I think I may have come across a solution. For me, the slowdowns were always connected to when something was downloading in the background, or when a process was using data, so I went through and turned off syncing on any non-essential Google services and other apps, and it seems to be working much better right now.

Slowdown

Hey guys,
I got my N10 in the very first batch, bought it on day one, so it's been around six months now. Lately, for the past month or so, I've been starting to experience some slowdowns, and it's starting to be hurting my experience a lot. My Chrome app, for instance, takes a long time to register, and if I press on the "Home" button to go back to my launcher, the button is highlighted in white for 5 seconds before effectively going back on the home menu. Does anyone know what can be done about that? I'm considering a factory reset, but I'd rather keep my saved data and files for my apps and not go through backing up my dozens of apps. Thanks
ttige said:
Hey guys,
I got my N10 in the very first batch, bought it on day one, so it's been around six months now. Lately, for the past month or so, I've been starting to experience some slowdowns, and it's starting to be hurting my experience a lot. My Chrome app, for instance, takes a long time to register, and if I press on the "Home" button to go back to my launcher, the button is highlighted in white for 5 seconds before effectively going back on the home menu. Does anyone know what can be done about that? I'm considering a factory reset, but I'd rather keep my saved data and files for my apps and not go through backing up my dozens of apps. Thanks
Click to expand...
Click to collapse
First, don't use Chrome, it still sucks when compared to the AOSP browser, download the app Greenify from the store and use SD maid to delete all the unneeded stuff you have on your Nexus.:good:
You could try doing a factory reset and perhaps try installing a new ROM or kernel whilst you are at it as there can be speed gains with some of the alternatives to stock. It doesn't really take long to back up your apps with the right program. Have you looked at titanium backup?
ttige said:
Hey guys,
I got my N10 in the very first batch, bought it on day one, so it's been around six months now. Lately, for the past month or so, I've been starting to experience some slowdowns, and it's starting to be hurting my experience a lot. My Chrome app, for instance, takes a long time to register, and if I press on the "Home" button to go back to my launcher, the button is highlighted in white for 5 seconds before effectively going back on the home menu. Does anyone know what can be done about that? I'm considering a factory reset, but I'd rather keep my saved data and files for my apps and not go through backing up my dozens of apps. Thanks
Click to expand...
Click to collapse
I assume you have done a shutdown and restart? I was getting slow responses and that cured it for me.
Alan
Even chrome beta is a large improvement over chrome. Most of the ROMs have large speed ups over stock so I would suggest that or at least a new kernel if you don't want to back everything up.
Sent from my Nexus 10 using XDA Premium HD app
Fidelator said:
First, don't use Chrome, it still sucks when compared to the AOSP browser, download the app Greenify from the store and use SD maid to delete all the unneeded stuff you have on your Nexus.:good:
Click to expand...
Click to collapse
I'm going to do that, thanks a lot! I used Dolphin for a little while but never really liked it, so I came back to Chrome, I'll look at some other browsers though. I'll look at new ROMs and Kernels as well, I've been wanting to try paranoid android for a while.
Thanks people!
Sv: Slowdown
When I only have about 2gb or even 3 I think the sdcard gets awfully slow for me. I have 32gb version. Drop from 20mb write speed to below 5. And a lot of things are really slow. Cleaning up to get some more space solves it for me. Has happened twice so far. Not sure I my nexus is bad or if this is normal but a hint is to check your sdcard speed.
Skickat från min HTC Desire via Tapatalk 2
similar issues
I've experienced similar issues but i can say much of my slowness started immediately after the 4.2.2 update. Prior to the update, my N10 was performed flawlessly. I don't use chrome and will try out Greenify and SD Maid and see if that helps.
Quick update: I realized today that I thought my N10 was rooted, while it actually wasn't. I used the N10 rooting toolkit a month or so ago, and I thought it worked, but didn't actually try it. However, Greenify kept telling me to grant it SU and I ended up noticing I couldn't actually explore the root in ES File Manager, so I did a root and flashed the KManta kernel.
So far, it's EXTREMELY smooth, just like when I got it. However, having only 500mb of apps on it helps, hehehe.
I also received my Patriot Node, on which I'll put all my media files from now on. I am going to experiment to see which ones work and which ones don't.
I also deleted all the useless apps I had (which can be many). I am not sure of what I lost exactly, but I'm sure I didn't lose anythinig important, except for my Mass Effect Infiltrator save. Whatever
I almost flashed Paranoid Android, but then I figured I like the stock rom and didn't need a different one.
As for KManta, does the fast charger actually work? What does it do? The thread here on XDA doesn't say much, is there any way to have more info on its features?
ttige said:
As for KManta, does the fast charger actually work? What does it do? The thread here on XDA doesn't say much, is there any way to have more info on its features?
Click to expand...
Click to collapse
It supposedly makes charging faster when connected to a computer usb port... I've never tried as I don't have a PC
I can tell you it does nothing when charging from the power adapter
Fast charge AFAIK is not implemented for our kernel yet
Sent from my Nexus 10 using XDA Premium HD app
oh ok, great, good to know, thanks guys!
Just a noob question.. Assuming I don't change any value, is this kernel still supposed to be faster than the stock one?
Also, I'm guessing undervolting will make it slightly less powerful but eat less battery whereas survolting it will add to performance and kill the battery (and the hardware)?

Apps Restarting

Ok. I've searched all over and have found a thread with a similar problem with no responses. I hope this gets some help. I have a Verizon G2, and ever since the Lollipop update, my battery life has been pretty awful (sometimes less than 2 hours of SOT in 8 hours of battery time), and the performance is horrendous at times. some apps (facebook Messenger especially) will stop when I am using them. No crash report. They just close out of nowhere. Nova Launcher redraws almost every time I hit my home button, sometimes my phone gets ridiculously hot. There are times when Android system restarts, and I lose the navbar and status bar, leaving my phone quite useless for a couple minutes. I do not have a task killer This all happened on 100%stock unrooted
I read something similar happened with the 5.0 release on nexus devices and was related to a memory leak. I have read in ROM threads that the G2 does not have this memory leak.
Things I have tried.
Frequent reboots - Hit or miss temporarily. Sometimes it would reboot into lag and restarting apps
Frequently clearing running apps - sometimes helped for a few hours or so
Factory reset-helped for a couple days
Rooting and installing xposed with the "lollipop Memory leak fix module"-maybe helped for a day? no significant change
Installed a XDABBEB's stock based ROM with TiBu and without =same result - butter for the first few days, but the apps restarting is always there. Then it gradually loses its smoothness and all the problems begin again.
Is this not a common issue? Anyone have any suggestions? I'm thinking of going CM, but I really like LG's floating apps and such. I'd rather stay with stock. They just seem to work better as well.
When it works, it is awesome. I don't think there is any reason to get a new phone as this one still has great hardware. I'm just frustrated. My phone always worked amazingly on kitkat, but Lollipop seems to have ruined it.

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