So I keep seeing posts in the dev forum about Voodoo lag fix, and I'm on my first samsung model, and it seems to be a very Samsung-centric issue, so I'm curious if someone can dumb it down and tell me if I need it, what the benefit is, etc.
Thanks!
It is basically a more efficient file system than rfs.
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keitht said:
It is basically a more efficient file system than rfs.
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I posted about lagging when i reboot it takes 3-5 mins for my icons to go to their designated icons (rather than the green android system icon)... could that be the issue or that unrelated?
Basically Samsung uses an rfs file system, which is essentially the method used to read things in your phone like apps, icons, settings, and anything else your one does.... this rfs system is sort of like a virtual system written over the linux ext4 system and therefore less efficient....
Voodoo lagfix converts rfs back to the standard ext4 system which causes the phone to take less time to read and organize files, so it works much faster to do everything really
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Okay so here's my issue my thunderbolt has been lagging really bad the past few days and I noticed that the system is loaded with a ton of HTC system apps that are using a lot of the memory...on my infuse I just got has the same amount of Apps and looks the exact same with fewer system apps and runs great like my thunderbolt used to...so I am curious if I go with a senseless rom with no sense at all will it increase my thunderbolts speed or will it just hide the HTC system stuff but still use it?
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some quick questions;
are you running a gingerbread rom on your tbolt,
what kernel are you using,
which radio
any of these things can play a big part in the performance of your phone, you dont really have to get rid of sense to become fast again, you just have to find the right combo of (listed above).
I am running liquid thundersense with imoesyon over clocked kernel clocked at 1.4ghz running froyo I am unsure about my radio its been a while sense I flashed it
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If sense is done right, there is no lag. The BS that is in the stock ROM... A whole other story.
If you are stock and rooted you can download root explorer...
Make a backup before doing anything!!!!
Under system/app you can remove the things YOU KNOW are not needed. Like, golf, VZ Nav, etc. Delete the things you want gone. I always remove friendstream, HTC Twitter and both their widgets. Market apps are way better and they both are system and battery vampires.
After you clean house... Reboot into clockwork and clear the cache and dalvik to get rid of the bones left behind.
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jeffreymeyer99 said:
I am running liquid thundersense with imoesyon over clocked kernel clocked at 1.4ghz running froyo I am unsure about my radio its been a while sense I flashed it
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i agree with droidtheory about if sense is working correctly it will be with out lag. you may want to consider trying a new rom. my phone runs best on anything the bamf team makes( not saying other roms are bad or anything).
i've gotta ask, why are you still running froyo? i have been on gingerbread since the day bamf released their GB rom, i am currently running bamf3.0 RC3, sense 3.0 is amazingly smooth and awesome.
but if you don't want to change the rom your running, you can(all in recovery) wipe data/cache/dalvik/bat-stats three times each and flash thundersense again. and if you restore with TiBu, or what ever you use, do not restore system data/apps. only restore downloaded apps.
-hope that helps ya
Instead of deleting files/directories, I would suggest grabbing Bloat Freezer from the market. Bloat Freezer hides nonessential apps from the operating system, which serves the same function as deletion. If you freeze something you shouldn't (the phone starts acting weird, new error messages, etc), just unfreeze apps until you get normal function back. You should also check out Autostarts, which prevents apps from launching in the background and sucking battery & network bandwidth.
CM7, the ultimate senseless ROM.
Runs smooth, and is great if you don't mind a couple radio bugs.
I notice that when you first flash a ROM its fast and smooth but after a few Weeks its starts allowing down. How do you fix this?
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Its the other way around for me... :S
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aamir123 said:
I notice that when you first flash a ROM its fast and smooth but after a few Weeks its starts allowing down. How do you fix this?
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It's difficult to answer this in general.
Also I don't pretend to be knowledgeable about the full scope of cases.
Often this has to do with a caching strategy and memory resource management strategy and as such you will observe this phenomenon on many platforms with any OS. Optimal caching is about resource management for short term satisfaction (and spectacular speeds while it lasts) or long term equilibrium.
Android makes it easy to cook your own ROM. the task is still about acquiring a huge amount of knowledge but it is not a difficult job, just a big one.
NB: when you pick a good ROM you'll observe that they do not slow down with time .
With the stock rom I haven't had the slowing down experience (and I just flashed arhd so I can't comment on that), except with messaging app which is understandable since I started with very little messages and now I have almost 3k.
offtopic :This slowwing down over time reminds me of M$ operating systems but they are getting better at it.
I get the same but I thin it has to do with all the crap I install on my phone and then all that collects more crap to make my phone slower
If you don't want it to slow down, don't install any applications beyond what comes with the ROM. Simple.
Just wipe cache and dalvik every week,
And deleting some big apps will help too.
And reboot your phone in the morning. That will delete temp files
sent from my Nokia 3310
thanks I'll try that! I figured it had something to do with cache.
stroobach said:
Just wipe cache and dalvik every week,
And deleting some big apps will help too.
And reboot your phone in the morning. That will delete temp files
sent from my Nokia 3310
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Just a thought but i got sdmaid and cachecleaner off the market. Cachecleaner got rid of a lot of useless stuff but I've seen a huge improvement in speed with sdmaid pro. Worth a shot
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mf2112 said:
If you don't want it to slow down, don't install any applications beyond what comes with the ROM. Simple.
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stroobach said:
Just wipe cache and dalvik every week,
And deleting some big apps will help too.
And reboot your phone in the morning. That will delete temp files
sent from my Nokia 3310
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this are probably the biggest reasons.
its just a general android problem. the more applications you install the slower your phone will be
billobob said:
its just a general android problem. the more applications you install the slower your phone will be
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lol windows isn't immune either
aamir123 said:
I notice that when you first flash a ROM its fast and smooth but after a few Weeks its starts allowing down. How do you fix this?
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Switch of your phone at least every 5 days... No good if phone runs non-stop.
My phone always seemed to run about every game I threw at it flawlessly till I went to kk4. I'm on my third kk4 rom now and while everything seems lightning quick otherwise, my games seem to stutter quite a bit. I was just trying mc2 and every minute or so the game would stutter and go into the pause menu. Madden 12 is unplayable. Just picked up trial x2 and the first one ran flawlessly on my old froyo roms but again stuttering issues. What can I do to improve this? Clear memory before I launch?
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So anything 3D intensive seems to run terrible right now. Very frustrating. Any suggestions? Everything will do the sudden hesitation, nothing is really playable right now. Help someone! Suggestions please!
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Try ICS.. My games are faster and smooth than kk4 roms.
I wonder if this is drm related and titanium backup based issue. Because it'll run stuff just fine for maybe 20 seconds then it'll just pause, the screen will flash black and then it'll kick back on and run fine for a bit before it does it again.
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Are you running a ROM that includes the thunderbolt tweaks or that has modified the LMK?
I'm currently running stocky 2.2.3 voodoo lag fix enabled, no other modifications
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You might want to check that you don't have any scripts hanging around in your init.d folder. Also, check the options for that kernel in CWM. I belive it changes your I/O scheduler and your Governor.
OK stupid question time where is the init.d folder and what do I look for when I get there and wouldn't flashing a new rom clear that anyway?
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Cor-master said:
OK stupid question time where is the init.d folder and what do I look for when I get there and wouldn't flashing a new rom clear that anyway?
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Not a stupid question at all. Some ROMs are no wipe and don't actully reformat certain areas of the system or data partitions.
/etc/init.d <---I would just check to make sure the folder is empty. If you have anything in there, move it to your SDCARD and then reboot.
OK checked the folder its empty and there were no performance tweaks options in the recovery, it's samauri kernal Btw.
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I had to go read what was in that kernel as I haven't used that one yet. This is the only part that concerns me:
topiratiko's ORAM+ inspired LMK settings (not exactly the same but similar)
LMK settings can mess with game play if they are set too high. You could try flashing one of the corn kernels or even the stock kernel to see if that improves it for you. I think you would have to convert back to RFS but I'm not sure. I know Corn does support ext4.
If its no better, you could always flash back to Samuri.
Yeah I was on the corn kernel when I was on Saurom, no voodoo but ext formatting options
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Cor-master said:
Yeah I was on the corn kernel when I was on Saurom, no voodoo but ext formatting options
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EXT4 = Voodoo lag fix
Corn also has the Voodoo Color and Voodoo Sound
Yeah I'm aware of that, wonder if it matters or not if I disable the lagfix before I install the corn kernel
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Check the OP post. I think you have to because the first time it boots it defaults to rfs and then you setup ext4 in the CWM
Cool I'll try swapping kernals when I get off work in a bit. Thanks for the help!
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Cor-master said:
Cool I'll try swapping kernals when I get off work in a bit. Thanks for the help!
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Glad to help out. It's the community support that makes XDA such a great place.
Well I'm on the corn kernal now and sadly nothings changed. I'm using asphalt 6 to test and since it has 3D cars in the menu, the same hesitation happens in the menu.... Hey I just had a thought, could it have to do with having the games on the sd card instead of internal memory?
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Cor-master said:
Well I'm on the corn kernal now and sadly nothings changed. I'm using asphalt 6 to test and since it has 3D cars in the menu, the same hesitation happens in the menu.... Hey I just had a thought, could it have to do with having the games on the sd card instead of internal memory?
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It could. Try moving it to the internal memory and see if that improves things.
And I just moved asphalt to internal memory and no dice this is really frustrating me, and I'm on my third kk4 rom, i'm really starting to think at&t and samsung broke this rom somehow. I love the speed but it might be time to go back to cyanogenmod
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It seems like every custom ROM (for what I can remember) gets really slow and laggy after using it for an extended amount of time. I've had my captivate for nearly 2 years and have flashed many roms and this phenomenon seems to occur on all of them I have used for more than a month or so.
I reboot my phone at least once a day, and install a minimum amount of apps.
So, is it just me?
Thanks
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Could be your NAND or the partition on the SD for the ROM to be installed getting bad... It ins't on my phone though
b-eock said:
Could be your NAND or the partition on the SD for the ROM to be installed getting bad... It ins't on my phone though
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The only thing is if I flash a fresh ROM my phone runs great for awhile.
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In addition, I've noticed this phenomenon long ago and with a different phone (I got a couple replacements for other reasons in the past)
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Same here, all the roms I've installed were smooth at first and start slowing down with time.
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+3 here ... and now im getting application not found on apps even after a flash .. master clear time ?
or?
I flashed many GB roms for long time...without doing clean flash (flashing GB stock)...and my phone started lagging like **** on every GB rom out there....this is I am talking about before ICS came out...
then I completely wiped my phone...as much as it allows...then started again by flashing GB bootloader....super smooth again...
But with ICS i am not seeing that issue yet...
viny2cool said:
I flashed many GB roms for long time...without doing clean flash (flashing GB stock)...and my phone started lagging like **** on every GB rom out there....this is I am talking about before ICS came out...
then I completely wiped my phone...as much as it allows...then started again by flashing GB bootloader....super smooth again...
But with ICS i am not seeing that issue yet...
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I didn't notice any lag for several weeks or so on ics, but it seems to start lagging eventually. I wonder if it could be that log files start to accumulate over time or something like that and slows down the phone.
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sblees said:
I didn't notice any lag for several weeks or so on ics, but it seems to start lagging eventually. I wonder if it could be that log files start to accumulate over time or something like that and slows down the phone.
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possible, but roughly how many user apps do you have/keep?
In some ROMs in the past there have been memory leaks that would cause this behavior. More often it is a poorly written app that is leaking memory but is not getting killed.
So if it's been a fairly consistent issue take a look at your most commonly used apps. If it's been a flat (across multiple ROMs) issue then consider any long standing apps.
If it helps it may even be a Linux kernel issue, cuz on my PC that runs ubuntu I see a memory leak. Tho with what is effectively 6 GB of RAM I don't run into a slow down issue for weeks.
leaked from my ICS- FUSED SGS I897 contaminating you via XDA app.
ics will lag if you are using glitch kernel WITHOUT having the app NStools.
i found this out the hard way. installed NStools (as recomended by glitch page) and my lag went away.
as the day went on, and i used my phone the memory would fill up and not clear as it should, i could even open an app 8 hours after last using the app and it would still be on the same page/info i left it on. the app never gets killed.
sixstringsgs does not agree that NStools affects it in such a way but personal experience says otherwise. i was ready to go back to gingerbread. now i would never consider it.
Yeah I've seen this too. Using ext4 helped some. I did some tweaking on occasion, which would cause me to wipe cache and dalvic. Sometimes that seemed to speed it up.
I am now trying the Simply Stock odexed gb rom version 2.0. It has been amazingly smooth the first few days, I hope it holds up.
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You can't use EXT4 on an MTD ROM. They were talking about an ICS ROM, not an ICS themed ROM
b-eock said:
You can't use EXT4 on an MTD ROM. They were talking about an ICS ROM, not an ICS themed ROM
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The op talks about flashing for 2 years. That is who my post was addressing.
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I know who you were addressing. And if you read the 99% of the conversation has been about ICS ROMs (WHICH ARE BASED ON MTD file system). So EXT4,3,2 are out of the question
chill out b-eock he was just offering his 2 cents, and so are you.
Oddly enough, a couple of days ago I manually turned off my gps and the phone seems to be behaving normally. I'm not sure if it's a coincidence out not.
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What are you guys doing to improve Ram usage/management?
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Not touching it and accepting that this phone is gimped and that Samsung is bad at programming.
Sounds like what I'm gonna have to do...
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Short of AOSP or a non touchwiz-based ROM, there is nothing we can do but tinker with minfree values. Android's RAM management is excellent, and the biggest problem we have is Samsung's bloated stock apps and modifications. There is a reason they are putting 2gb of memory on their phones while others are content with 1gb.
Running Tweaked 3 helps. When my phone was stock I was lucky to have 40 or 50 MB of ram free. With Tweaked I usually have 60 to 80. If it gets too low reboot your phone. After a reboot it usually has close to 100 MB free. It's just like a computer. The longer it's on the more ram it uses.
I've developed a habit of going straight to task manager and clear ram before using apps and stuff. Usually I start at 80-95ish mb.
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When I was on the custom kernels I had nothing but problems with ram. I came to rely on Gemini task killer widget. Now that I'm on tweaked 3 with stock kernel, all of that has gone away and I rarely need to use it.
I'm not sure where the post is on xda but someone asked a similar question and I went on a rant on all the things I had tried in the past
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The hardest lesson of all
chefthomas99 said:
What are you guys doing to improve Ram usage/management?
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This was the biggest "lesson learned" for me that's applicable to any phone I buy from now until I die.
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Basically you have a choice. You either except the bloatware from Samsung and Verizon and not install additional apps.
OR
You root the phone and get rid of the bloatware.
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However with the OTA updates the phone has got a lot snappier. I still stick with what I said above. From now on whenever I buy a phone I will check the run time memory and how much of it is being used out of the box. Samsung and Verizon should be ashamed of themselves.