Questions tagged [ram]

For questions regarding operating memory (RAM) in an Android device. Please do not use this tag for questions concerning storage space and disk usage, use the "internal-storage" tag instead.

Filter by
Sorted by
Tagged with
25
votes
4answers
66k views

How do RAM and processor speed affect overall performance on Android?

Since Android can be installed on wide range of devices, I'm wondering how important RAM and the CPU speed are to the performance of a device. There are always tradeoffs when something is increased ...
20
votes
4answers
22k views

How will a swap partition/file affect the system?

Some friends told me that their Android phones have very little (<100MB) available memory for regular apps, because the OS and some un-killable services take most of the RAM. For example, one phone ...
17
votes
6answers
24k views

How RAM usage effects battery drain?

I'm really confused about Android memory management. I just read here that killing apps by swiping from recent list or using task killers won't save your battery but drain more because this cause the ...
14
votes
8answers
101k views

Can you upgrade the RAM of an Android device?

I'm sure many people like me are aware and annoyed by the extremely limited amount of RAM in Nexus S (512MB but only 300+ is usable), I have searched all over google for a solution to increase the ...
12
votes
6answers
91k views

Is it safe to uninstall Google Play Services App?

I am using Andriod 2.3.6 Gingerbread for the last 3 years. For the last 2 months the "Google Play Services" app is taking too much memory, Now I want to uninstall it. Is it safe to do so? Does it ...
12
votes
5answers
64k views

Is there a way to force an app to remain running in the background no matter what?

On Ice Cream Sandwich (ICS) the OS categorizes your app and each category has its own threshold in which the OS uses for determining which app to close first when it runs out of memory. Has anyone of ...
12
votes
1answer
2k views

Why is my device not utilizing all of its available RAM?

I have a Nook Color with Cyanogenmod 7.2 (on mSD), and Nook Color is supposed to be 512MB of RAM (says so on product's page). When I open Menu (on bottom bar, while on desktop) > Manage Applications >...
10
votes
2answers
21k views

2 GB RAM or 3 GB RAM, does it really matter?

I am thinking to buy the new Xiaomi Redmi 3S phones that got recently launched in India. This is going to be my first Android phone. Now the phone comes with two variants, Redmi 3S with 2 GB RAM ...
10
votes
4answers
60k views

How do you see Memory usage in Android O?

Prior to Android Oreo I could see Memory usage by going to Settings > Memory but this does not exist any more since upgrading to Android O. Is there any way to see this now or has it been removed ...
10
votes
1answer
760 views

Are there any rowhammer resistance phones?

It's taken 31 years but someone finally get around to implementing rowhammer for the arm instruction set. So are there any ECC or MEU RAM chips available for phones or currently in use in any phones?
10
votes
1answer
30k views

Is there an internal memory test for Android devices?

I need to fix a friend's phone this evening that has suddenly produced loads of android.process.media and com.google.process.gapps errors. I am going to reinstall the OS as it's an older ROM but it ...
10
votes
1answer
811 views

Is there a way to white-list an app (web browser) so Froyo 2.2 memory manager does NOT kill it?

One of my biggest pet peeves with Android (due to heavy use of my Droid X for reading web pages) is the fact that it can kill ANY application it wishes when doing its automated memory management. ...
9
votes
3answers
13k views

Keep the home launcher from being killed

I have a Motorola Milestone, and I've come to learn that it has a relatively low memory (runtime memory, not storage capacity). The problem that comes with this is that whenever too many apps want to ...
8
votes
5answers
122k views

How can I determine how much total RAM my device actually has?

I bought a SIM locked ZTE v790 in Egypt. It tells me that it has 181MB of RAM, but it supposed to be 512MB. Is there a way to check how much RAM my device physically has before deciding to get it ...
8
votes
1answer
6k views

What is “Lost RAM” in dumpsys meminfo?

Below is a sample dumpsys with Lost RAM. What is its significance in KitKat? How it can be reclaimed and used? Total PSS by OOM adjustment: 31841 kB: Native 13173 kB: zygote (pid ...
8
votes
4answers
3k views

Choosing apps to load and remove from memory when using Android

I'm not a programmer. And as far as I know, Android uses as much RAM as possible, loading as many apps as possible, so that launching / opening (or returning to them) is smoother. My question is: Is ...
7
votes
3answers
10k views

Is there a way (with root?) to prevent Android task killer from killing certain apps?

I'd like a browser app (FireFox) not to be killed every now and then by the system's task killer since I'd like to use certain single page applications that hold some data and are not loaded very ...
7
votes
3answers
2k views

How many apps can be installed on an Android device?

How many apps can be installed on an Android device? Is there any limit in number? Or whether it depends on RAM/Storage ?
7
votes
2answers
15k views

Storage space and memory: mobile phone architecture versus PC architecture

On a PC, there are hard disks acting as storage space where the operating system and application files are stored, and there is RAM which is memory which gets used up by the operating system ...
7
votes
2answers
3k views

0 ram free on ICS

I'm new to the ICS os, coming from Gingerbread from another phone. The phone's quite nice and fast when I first used it, but just this morning it started exhibiting weird actions. Camera360 doesn't ...
7
votes
2answers
186 views

My Phone Time-Travelled Again. How? and Why?

I have a Moto G XT1033 with ResurrectionRemix-M-5.6.8-20160502-falcon ROM. Yesterday night after a low battery alert I had a Whatsapp unread notification from my friend. I opened the message and ...
6
votes
1answer
3k views

Why are android devices equipped with only (relatively) little RAM?

Currently, I can only find devices (phone, tablets or sticks) that are equipped with a maximum of 2GB RAM. While this might be sufficient for current applications, I do wonder why there are no ...
6
votes
1answer
3k views

Keeping an app in memory

I once read about an init.d tweak to keep an app in memory. I'm unable to find that tweak now. Does anyone have the link? An alternate method would also be welcome. Edit : I'm using cyanogenmod 10.
6
votes
2answers
2k views

Why does it seem like I have less RAM than advertised?

Why is that on my Galaxy Note 3 (3gb RAM) I only have .91 GB free, 1.5 GB used while doing nothing, meaning only 2.41 GB total. Is that because the rest (~.6 GB) of my memory is used for the OS? And ...
6
votes
3answers
13k views

How to lower OOM value of an app permanently?

I am not challenging Android's memory management technique (like killers do). I just want to give an app higher priority even when it's not in foreground or visible (with notification). AutoKiller ...
6
votes
1answer
2k views

Why does “Google Services” take up increasing RAM and spawn new services over time?

I have a rooted OG Droid which I install custom ROMs to frequently. I've noticed in all builds of Froyo and Gingerbread that I've tried, over time of being on, certain services will take up more RAM ...
5
votes
1answer
3k views

Why is my Samsung Galaxy S not utilizing all of its RAM? [duplicate]

Possible Duplicate: Why is my device not utilizing all of its available RAM? Samsung Galaxy S GT I9000 comes with 512 MB RAM but it shows only 326 or less. Why?
5
votes
2answers
13k views

Android 5 memory usage for Nexus 5

Before Android L update my mobile(Nexus 5) used to use around 1GB RAM. Now, it's using around 1.6GB RAM leaving me only 250MB free memory. When I look into device memory, it's showing System is using ...
5
votes
2answers
7k views

How can I edit values in memory?

Is it possible to edit values in memory used by an app? I would assume this requires root.
5
votes
1answer
5k views

How can I allocate more than 1024 MB of RAM to an Android Virtual Device?

I want to work with 1024MB or higher RAM sizes but when I try to start my Virtual Device it is giving the error: Failed to allocate memory: 8 I researched many thing about this issue; Some ...
4
votes
1answer
2k views

Do all android phones have to reload their home screen?

I have had my EVO 4G for coming on 2 years. Lately it has developed this ever so annoying habit of reloading the home screen for 60 seconds any time I return from a memory intensive app such as the ...
4
votes
3answers
3k views

Does Android hide some amount of RAM from the User?

I bought a new tablet, but Android (2.3.1) shows that it has only 150MB free of 256MB, and it should have 512MB. I checked the file /proc/meminfo, MemTotal information. It only shows 256MB. Is there ...
4
votes
1answer
601 views

Why do I see less memory on my Asus tablet then specified?

I have asus eee pad transformer tf101. In application/running I see 195mb used+ 366mb free = 560mb. But it should be 1 gb by specification! Then in Quodrant in section memmory I see: Total: 745932 ...
4
votes
2answers
3k views

Are there guidelines on how much free RAM a phone should have - specifically Samsung Galaxy S?

I have a Samsung Galaxy S (AT&T Captivate) that is rooted. I have various ways to tweak the amount of free RAM the OS leaves on the phone. The default is 48 MB, but I was wondering if I could ...
4
votes
1answer
1k views

How can I increase the max windows for the stock browser?

I use the stock browser, and I find it's the best for my purposes. One thing is annoying, however -- I can't have more than four windows open. Is there a way to increase this? I have a Galaxy S ...
4
votes
1answer
696 views

How to log and visualize resource usage stats (to identify resource hogs)?

I want to be able to collect up to, say, a couple of day's worth of resource usage statics for my android, at the resolution of individual apps, and ordered according to their shares of the resource. ...
4
votes
1answer
15k views

Is it possible to use my SD card as ROM and my internal ROM as an additional RAM?

I've read somewhere that I can do some certain things to partition my SD Card specially to allot some part or all of it to trick the phone into thinking it's the "internal" ROM. For the life of me, I ...
4
votes
1answer
1k views

Stopping Dolphin Browser Mini from reloading (Question about memory and cache)

After opening certain amount of pages in Dolphin Browser Mini (and I think Dolphin HD), the browser dismesses pages from memory as described here: Can I make the browser stop autmatically refreshing ...
4
votes
1answer
2k views

Is “ROM” the same as internal flash memory?

I saw the Nexus S storage specs are 512MB RAM + 16GB iNAND flash memory and for the HTC Incredible S: 768 MB RAM and 1.5 GB ROM and microSD slot up to 32GB (8GB card included) Is the Incredible's ...
4
votes
2answers
7k views

Bypass memory manager; keep app alive

At my work we all have Android devices which are used to dispatch jobs to us. It uses a web-app accessible through any web browser. When a new job arrives we are notified with an audible alert. ...
4
votes
0answers
212 views

How does memory usage compare on Droid X Froyo vs Gingerbread stock ROMs?

If I upgrade my Droid X from Froyo 2.2 stock to Gingerbread 2.3 stock Motorola/Verizon ROM, is it known what the memory footprint impact is expected to be? (assuming I keep my installed app list and ...
4
votes
2answers
687 views

reduce memory usage of “Internet” and “contacts”

The DiskUsage app shows 14,8MB data used for "Internet" and 11,5MB used for contacts. Is there a way to reduce memory usage? I know I can delete Internet data using the general app settings but I ...
3
votes
2answers
14k views

android virtual memory support

I want to know if android supports virtual memory concept.I know windows supports virtual memory but what about android? Do our android phones store less used data out of RAM?
3
votes
2answers
2k views

Is there a way to perform a memdump of an android device?

Is there a way to perform a memdump of an android device? I need the content of the entire memory (RAM). Maybe there is a shell command (meminfo will not do because it displays only memory information,...
3
votes
1answer
16k views

Android system RAM usage

I've been trying to figure out how Android/CyanogenMod manages RAM internally, and what exactly I can trim down. I'm running CyanogenMod 10.1-M2 right now, but the memory usage has stayed fairly ...
3
votes
2answers
10k views

Why is Google Maps always running in the background?

I'm running on JB. The Google Maps application always seems to have 2 instances running in the background inspite of turning the GPS off. Is there a clean solution to prevent it from ever running in ...
3
votes
1answer
11k views

Is there a way to create virtual memory?

I'm curious if there's a way to create virtual memory for an Android phone. I have a 4gb mirco sd card in my phone. Any ideas?
3
votes
6answers
70k views

How do I store pictures on SD card by default?

How do I move the photos I have in my gallery to my SD card? Someone told me to download an app that allows you to do this, but it didn't. Also, is it possible to save them to the SD card by default, ...
3
votes
1answer
286 views

Is there any custom ROM that includes a feature to permanently kill a process? [closed]

As is well known from many blog/forum posts, Android 2.2 (Froyo) changed the mechanism for the API to kill the process such that a killed process will likely/possibly be re-started by the OS after ...
3
votes
1answer
135k views

Message Memory Full, Incoming message rejected

I got this message on my phone: Message Memory full Incoming message rejected I have deleted a lot of messages, and I have also run the memory cleaners I have on my phone. What should I do? ...