Question about freeing RAM? - G2 Q&A, Help & Troubleshooting

Is freeing up RAM necessarily bad for Android? I hear people say that Android tries its best to use up as much RAM as possible to keep it running reasonably well and that unused memory is wasted memory. I just recently disabled most if not all what is considered bloat on my g2 using the stock application manager and my usual free RAM went from 650-700mb to about 930-950mb.
Just wanted to know how it would affect the phone itself because I've also read that disabling some bloat can have the device run cycles trying to start up disabled applications in the background?
Sent from my VS980 4G using xda app-developers app

renawld said:
Is freeing up RAM necessarily bad for Android? I hear people say that Android tries its best to use up as much RAM as possible to keep it running reasonably well and that unused memory is wasted memory. I just recently disabled most if not all what is considered bloat on my g2 using the stock application manager and my usual free RAM went from 650-700mb to about 930-950mb.
Just wanted to know how it would affect the phone itself because I've also read that disabling some bloat can have the device run cycles trying to start up disabled applications in the background?
Sent from my VS980 4G using xda app-developers app
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you already have a decent amount of free ram but with android its bteer for the operating system to use more as this would mean a faster and smoother experience if if were to use little your phone would not be much better than a really cheap android device with only 512mb of ram

Related

[Q] RAM questions

How much RAM does the Iconia has?
It's says 1GB, but I only had about 400 or 500 of RAM available to use... where's the rest of it?
Background processes use the RAM as needed... Even a PC never has the full amount of RAM as the OS and other apps running in the background use memory....
The operating system uses anywhere from 100-300m just on my smartphone so I would guess a tablet might use more. Depends on the device. Usually the roms like cm7 get rid of the stock bloatware.
Sent from my SAMSUNG-SGH-I727 using xda premium

High RAM usage

Hi,
I noticed that ram usage on galaxy s4 is very high even when all of the apps are closed. I have used task manager to close all of the apps and then cleared the memory but there was still about 1.05GB of ram used. I don't know if this is normal since I haven't been using android phone for 2 years. Can somebody tell me if this is normal and why? If not what can I do to fix it? Thanks!
Sent from my GT-I9505 using xda app-developers app
its normal for s4... some stock apps are being cached in memory for faster operations
unused ram is wasted ram. If an app needs extra space, something will be automatically killed to make that space.
i.amtom said:
unused ram is wasted ram. If an app needs extra space, something will be automatically killed to make that space.
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all of this is true... also keep in mind, the gpu requires slightly more ram because of the 1080p resolution.
Ok. Thank you all for the help
This is the problem of Sammy ROMs, the only way to fix it is to... wait for a Custom ROM and Flash it
this is normal on SGS4 .
Reasons of that are mainly GPU and HQ resolution , cached services and process, and even more if you are using the included extra features (S-voice, NFC ...)
But the SGS4 come with 2 gb of RAM ! you still get like 800 free mb of memory that is good enough for all you needs ))
Personally when I close all apps i get 0.91 gb used memry and 0.9bg free memory

[Q] RAM manager

Hi,
I looked at my free ram and on daily use I have 1 GB of free ram.
So is there any sens to use ram manger to allow android use more ram (mean to not kill app and has less free ram)?
Unused RAM is wasted RAM (just before anyone else says it )
I have 1.3GB of RAM free on my N4. I wouldn't recommend a 3rd-party RAM manager, and just trust Android to handle it
Unrelated, but I have some weird memory leak issue on my N10 that basically causes all RAM to be taken up by something eventually, and all apps end up Restarting. Quite annoying, but the only thing I can do in this situation is reboot the tablet. Can't say I've seen or heard of this on the N4.
espionage724 said:
Unused RAM is wasted RAM (just before anyone else says it )
I have 1.3GB of RAM free on my N4. I wouldn't recommend a 3rd-party RAM manager, and just trust Android to handle it
Unrelated, but I have some weird memory leak issue on my N10 that basically causes all RAM to be taken up by something eventually, and all apps end up Restarting. Quite annoying, but the only thing I can do in this situation is reboot the tablet. Can't say I've seen or heard of this on the N4.
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i cant say i like the way android does it, even though it does do it. i use greenify, and autostarts to prevent apps from starting in the background. also, i change the numbers to androids ram management. now im happy
But greenify make some apps start slower, yes? (because they have to start again)
How you change the number of free ram?
atomic339 said:
But greenify make some apps start slower, yes? (because they have to start again)
How you change the number of free ram?
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ive never noticed that its slowed.
atomic339 said:
But greenify make some apps start slower, yes? (because they have to start again)
How you change the number of free ram?
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If you have widgets on your lock screen or on your home screen they will use up ram. Uninstall any apps you rarely use to free up ram.
Don't see why you're worried. You have as much FREE ram as an s3 does on the box
On a more serious note, I doubt you'll see any difference by freeing up ram. 500-600 mb of free ram = smooth experience generally
Sent from my Nexus 4 using xda premium
I'm no expert, but what I've read on these forums, it's best to just let Android take care of it. Android has come pretty far with memory management, and third-party apps might just end up taking more RAM/battery.
You're wasting your time worrying about it.
Sent from my Nexus 7 using Tapatalk HD
Johmama said:
I'm no expert, but what I've read on these forums, it's best to just let Android take care of it. Android has come pretty far with memory management, and third-party apps might just end up taking more RAM/battery.
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This is true, forget about ram manager and dont be paranoid about the free/used ram amout
Thanks for help, I will not use any ram manager etc.

RAM Usage high

Hi,
I recently moved from Note 2 to S4. With my Note 2, I was able to freeze apps with TB to a low 390-450mb used. I was curious why the S4 uses almost 1gb most of the time and I was only able to knock it down to 800mb used with freezing some apps identified on other threads.
Thanks!
I am also curious about this and I also switched from note 2 to s4 but im just going to guess because all the extra features it has and upgrades anf even if some arent in use they are probably on standby still taking up some ram, idk thats just what I think?
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taiwanese said:
Hi,
I recently moved from Note 2 to S4. With my Note 2, I was able to freeze apps with TB to a low 390-450mb used. I was curious why the S4 uses almost 1gb most of the time and I was only able to knock it down to 800mb used with freezing some apps identified on other threads.
Thanks!
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There are more sensors on the S4 and thus more services required to run. If you missed freezing them they will eat RAM, and if you freeze some you will threaten stability. If you aren't sold on the stock ROM then try something from ASOP. Or some of the fully debloated TW ROMs like GOLDENEYE.
Why do you want free RAM?
This is Android, not Windows.
You want Android to use RAM.
joeybear23 said:
Why do you want free RAM?
This is Android, not Windows.
You want Android to use RAM.
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Yep, with android "free ram is wasted ram"
Sent from my SAMSUNG-SGH-I337 using Tapatalk 2
I see...
So high usage of RAM is good and won't slow down processors or heat up?
Thanks,
I don't know why you'd think it would heat up the processor, it won't.
While low ram isn't necessarily a bad thing with Android, linux based systems tend to use all the ram it can to speed things up,
With all of samsung's bloat it can slow things down if samsung bloat is taking up memory and you don't have enough for the active apps you actually using as the samsung bloat tends to stick around in ram even if your not using it.
Installing cleanrom (TW debloat) seems to have freed up some ram and things are running smoother than stock.
movielover76 said:
I don't know why you'd think it would heat up the processor, it won't.
While low ram isn't necessarily a bad thing with Android, linux based systems tend to use all the ram it can to speed things up,
With all of samsung's bloat it can slow things down if samsung bloat is taking up memory and you don't have enough for the active apps you actually using as the samsung bloat tends to stick around in ram even if your not using it.
Installing cleanrom (TW debloat) seems to have freed up some ram and things are running smoother than stock.
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I see...I'm not an expert on it yet so I'm not too familiar with it.
Thanks for your help
taiwanese said:
I see...
So high usage of RAM is good and won't slow down processors or heat up?
Thanks,
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RAM does not heat up like a processor does, it will warm up because it has an electric current going through it, but it will not heat up more based on utilization.
Thanks for the info. Ill just leave it alone
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Possible excessive ram usage with no apps running?

Just curious, but is anyone else experiencing 1gig+ worth of ram usage with no apps running? Just seemed a bit excessive to me for the system to take up over half the total ram in the device.. thanks in advance.
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Ghstudent said:
Just curious, but is anyone else experiencing 1gig+ worth of ram usage with no apps running? Just seemed a bit excessive to me for the system to take up over half the total ram in the device.. thanks in advance.
Sent from my LG-D800 using Tapatalk
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What is your concern here? Do you run out of RAM when you start up all your favorite apps?
No, it's not an issue for it to use half the RAM for the system. Keep yourself from looking at it. It's fine.
People need to learn how android manages RAM, it uses parts for system and the rest is only freed from older running apps when needed, high ram usage is not a ISSUE! as a great dev on the xperia play section stated @CosmicDan "Free ram is wasted Ram"
Ghstudent said:
Just curious, but is anyone else experiencing 1gig+ worth of ram usage with no apps running? Just seemed a bit excessive to me for the system to take up over half the total ram in the device.. thanks in advance.
Sent from my LG-D800 using Tapatalk
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I would think that if it works anything like a PC, then the more code you can get into RAM the faster it will execute as compared to having it pull/swap it from disk, or chip sets.
Ghstudent said:
Just curious, but is anyone else experiencing 1gig+ worth of ram usage with no apps running? Just seemed a bit excessive to me for the system to take up over half the total ram in the device.. thanks in advance.
Sent from my LG-D800 using Tapatalk
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Mine eats a lot of RAM Too
fma965 said:
People need to learn how android manages RAM, it uses parts for system and the rest is only freed from older running apps when needed, high ram usage is not a ISSUE! as a great dev on the xperia play section stated @CosmicDan "Free ram is wasted Ram"
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True, but if you're using a custom ROM it could be a memory leak. I recently learned that *many* builds of CM10 for many devices (mostly Mali GPU ones) have serious memory leaks with hardware acceleration.
You can free 120-200 MB by disabling LG MIT
Type 3845#*802# (if you have the international version) in order to access the hidden menu. Scroll down to LG MIT and disable it
search how android uses ram, and you notice, theoretically (pun intended), why low free ram is not an issue(supposedly)
Sent from my LG-D802 using xda app-developers app
CosmicDan said:
True, but if you're using a custom ROM it could be a memory leak. I recently learned that *many* builds of CM10 for many devices (mostly Mali GPU ones) have serious memory leaks with hardware acceleration.
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Yeah well this is obvious, But usually this is not the case, And Hello CosmicDan!
it's always around 850 - 950 when nothing is open on rayglobe 3.2
just wanna say something to reach 10 post for development access !
Instead of checking for low RAM, check the Running Apps list and find the offending app/service that is eating RAM. Then see if you can disable or remove it. It could be a memory leak from a bloat ROM app or one you installed. Right now I have 100MB free on my 1GB phone but its perfectly normal, because there are so many apps in background that I use. In fresh boot its about 300MB free, because apps like Facebook and Tapatalk run a service all the time.
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