Performance is characterized by the amount of useful work accomplished by a computer system compared to the time and resources used (Wikipedia).

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3
votes
3answers
466 views

Is it possible, that old smartphone becomes slow simply because it is old?

I have 3.5 half year old Samsung / Google Galaxy Nexus i9250. The phone has become so slow after that time, that it is simply being unusable. Launching any application, as simple as Gmail or Calendar ...
0
votes
0answers
11 views

Why is moving images in gallery apps so slow?

QuickPic, F-Stop, Samsung's Gallery app - all are extremely slow at moving images from one folder to another, both on the same microSD card. Why is that? Moving a file within the same file system ...
3
votes
2answers
5k views

Do widgets slow down Android phone?

I use a lot of widgets (like Gmail, calender, weather app, Facebook, music, news, etc.) and since I have been using them I feel my mobile has become slower than before. I don't use a task manager. ...
0
votes
1answer
32 views

Locking the speed of the cpu on an android phone

The battery life of my cell phone lasts for about 6 hours. About 2 days ago I downloaded the app CPUControl to reduce the speed of my CPU. This resulted in more than 20 hours of battery life. However ...
3
votes
1answer
2k views

Android 4.0.3 sluggish: nandd process hogging CPU

I have an Allwinner A10 tablet clone. While working the tablet "freezes" regularly but not too frequently for a strech of time between 2 and 15 seconds. Described differently: the tablet is useable ...
7
votes
4answers
32k views

Why does my Android device slow down after successive ROM updates without wiping?

I have a 32 GB Verizon Galaxy Nexus (toro). I am running Cyanogenmod 10.1 ROM nightlies and I use CyanDelta Updater to stay up to date. For a period of about 3 weeks, I updated to the latest nightly ...
-3
votes
1answer
44 views

Is force stopping an app equivalent to uninstalling it, as far as increasing the performance of a phone is concerned?

Suppose I force stop an app and it stays that way for long. Will this boost the performance of my phone in the same way as uninstalling the app would?
0
votes
0answers
16 views

How do RAM and processor speed affect overall performance on Android? (continued) [duplicate]

I read another article on this topic, but didn't get much help. I want to buy an Android phone, my shortlist is : 1) A phone with 1 GB RAM and a 1.5 GHz Quad-core processor : If I don't run any app in ...
0
votes
1answer
128 views

Impact of android version on phone performance

I pondering whether I should upgrade my Android system, or stick to my current one. Is there any reference website that would list Android devices and see how different Android versions compare in ...
3
votes
2answers
8k views

sluggish performance due to mmcqd CPU usage

I have an older Droid Incredible running Cyanogenmod 7.2. Recently, I've noticed some sluggishness on the phone that doesn't seem limited to a single app. The CPU Usage Plus app (which I think just ...
18
votes
6answers
60k views

Are there any downsides or risks to limiting background processes?

I enabled developer options on my Samsung Galaxy Grand Duos and then changed "Limit background process" option from Standard limit to No background process. After that my phone is working fine, with ...
3
votes
1answer
75 views

Approaches for diagnosing input lag / performance problems

Recently, my phone (A non-rooted Note 4) has begun to exhibit widespread performance problems. All apps and interactions are affected: the UI pauses frequently and even lightweight soft keyboards (...
0
votes
0answers
37 views

How to Track Down Major Performance Issue on Nexus 6P

I've had every Nexus phone since the Galaxy Nexus, but I've never had this problem before.... Randomly, my Nexus 6P will freeze on me making the UI totally unusable. On most occasions, the only way ...
2
votes
3answers
116 views

What happens to CPU frequency when Android downloads a large file with screen off?

For example, I start downloading system update file and hit the power button to dim my screen. What happens to CPU? Does it lowers its frequency or change its governor to powersave? Or does CPU ...
26
votes
1answer
11k views

What are some general tips on improving overall performance of an Android phone?

I was wondering if anyone could share some general tips on speeding up/ improving performance of your phone. I have had my droid eris for about a year now and it seems more sluggish than ever. I ...
9
votes
5answers
111k views

Change the speed of games in Android / SpeedHack for Android

Is there a way to slow down / speed up the actual game speed? For Windows PC, there is the Cheat Engine SpeedHack that does it nicely. Is there anything (requiring root or not) to achieve similar ...
0
votes
2answers
150 views

Android's native process management vs. Greenify

Disclaimer: I'm not in any way connected to the Greenify developers, nor am I trying to promote Greenify or anything. I'm actually interested in the answers to these questions. I've found that with a ...
2
votes
1answer
44 views

Why does any app having an active overlay is causing low frame rates?

Any app that I try on my device that is some kind of on-screen tool, such as monitoring apps, pie apps, screen filters, corner sliding apps, etc., makes the device have consistent low frame rates. ...
22
votes
0answers
15k views

Does moving apps to the SD card negatively affect performance? [duplicate]

Does moving an application to the SD card negatively influence I/O performance of the app or of Android in any way, in particular loading times?
0
votes
0answers
26 views

Asus EEE has always been super slow, despite its supposedly good specs

I bought an Asus EEE Transformer (Model TF700T) back when they were cool and it's always been super slow. I used to think it was because they loaded up the OS with all of the proprietary things that ...
0
votes
1answer
980 views

Is a 16gb class 4 micro sd card enough for hd gaming on Xperia Neo V GB?

I want to expand my storage to 16gb primarily for HD gaming (which the Neo V does so well). I have been offered a great deal for a SanDisk 16GB card Class 4 and wanted to clarify if it is enough for ...
1
vote
0answers
243 views

OnePlus Two Freezes often

I have been using the OnePlus Two for few months now. About two months ago it started freezing and slowing down. Often I have to power cycle the phone in order to get it working again. Usually it ...
0
votes
0answers
40 views

Ram manager better than Stock ram manager?

In my Samsung Galaxy GT-i8262, it has good configuration to run all apps if and only if there is a good ram manager. Here what I am asking is that is there any app or something that makes my RAM good ...
5
votes
1answer
394 views

What is the initial TCP Receive Window size in Android?

This may be pretty similar to the question here, however, I think it was either in the wrong place, or it wasn't clear enough, so it hasn't got to the right audience. Thus, I have re-formulated it ...
3
votes
1answer
4k views

General difference in read/write speeds for internal memory vs SD card

I understand that read/write speeds are dependent on what the phone is, and what the SD card is, but since both are flash memory, I thought the read/write times would pretty much be around the same. I ...
8
votes
6answers
8k views

Nexus 7 Incredibly Slow

Over the past few weeks, my Nexus 7 running 4.2 Jelly Bean has gotten incredibly slow at times. Sometimes I can count off a full five (or more) seconds for an app to open or even for something as ...
-3
votes
2answers
143 views

Why android OS performance is not too efficient compare to iOS? [closed]

Android phones have better processor and more RAM than iPhone. Then after many android phones are suffering from hang problem. Both OS are based on Linux then why should this big performance issue ...
3
votes
3answers
1k views

Nexus 7 2012 is almost unusable after upgrading to the latest Lollipop. What should I do?

I have a Nexus 7 2012 wifi. With the latest version of Lollipop it has really become unusable, freezing for a minute or more, or even rebooting while loading a page in Chrome. I did a system reset, ...
-1
votes
1answer
70 views

Why apps are launching slowly?

This issue happens on all of my devices no matter what operating system is on it. Apps launch slowly, however the resources monitor says that CPU and RAM are not busy that much. For instance, I ...
1
vote
1answer
62 views

Android Versions Size Vs Features

This occurred to me while updating Windows laptop. Each version of Windows gets bigger, much bigger in size compared to the extra benefits to "average Joe (or Jane)". Question: What is the size of ...
6
votes
3answers
336 views

Why are apps slowing down my phone just by being installed?

I have about 50 apps installed on my phone (not counting system apps). And my phone is absolutely unusable this way. Everything lags so bad that I can barely even enter my lockscreen pattern. I ...
0
votes
0answers
7 views

Some recipients unable to reveive MMS

When sending MMS to several people - some can only get about 20 characters in the message. I am using Droid Turbo they are using LG G3. Never had this problem before getting the Droid. I am using "...
0
votes
1answer
19k views

Removing junk files from my Android device

Previously I had installed an application for cleaning junk files from my phone, but the app no longer works with my device. What is the best way to find and remove junk files from my phone in order ...
0
votes
1answer
235 views

HTC One internal storage performing very slowly

Using A1 SD, I can see that my HTC One (M7)'s 'internal SD card' (ie, the embedded storage) is incredibly slow compared to other benchmarks listed by anonymous users for the same phone. I'm only ...
8
votes
5answers
7k views

What is /system/bin/mediaserver on Android, and why is it pegging the CPU?

I noticed that my Motorola Droid, running rooted 2.2 Froyo, has been acting sluggish sometimes. I fired up the terminal emulator, and ran top, and noticed that /system/bin/mediaserver is using around ...
3
votes
0answers
535 views

Samsung Galaxy S6 edge scroll stuttering

I have just bought an Samsung Galaxy S6 Edge smartphone. After updating the firmware to 5.1.1 version, which is the latest Android software for this phone at this moment, there are some issues with ...
20
votes
4answers
17k views

Factory reset to restore performance? What are the disadvantages?

tl;dr: What bad things will happen if I do a factory reset? So I've had this original Droid for about a year and a half. I love this phone, and if only I could get it to be a bit faster and have a ...
2
votes
2answers
161 views

What Google Apps can I disable?

I'm using a Kitkat 4.4.4 based phone (Samsung Galaxy S Duos 3) For the most part I don't use G+ or Maps or most of the Google apps provided. But I do prefer documents being backed up, so I've ...
15
votes
4answers
32k views

Why is my phone slow?

My phone has lately been really slow. When I turn on the screen, particularly if it has been off for a while, the phone is really sluggish. For example, it might take 30 seconds to respond to my input....
2
votes
1answer
479 views

Text messaging so slow it is nearly unusable

I have a Galaxy S5 running 4.4.2. I am trying to send a text message to a certain contact. When I select their name from the list of messages, there is a 30 second delay. While typing, sometimes ...
2
votes
4answers
453 views

Why does my phone peg the CPU every time I wake it up?

This is driving me nuts. I have SeePU installed so that I can see a CPU graph on my Moto Droid. When I unlock the phone after being idle for a while, the CPU is pegged by android.process.acore and the ...
1
vote
2answers
4k views

Dialer is very slow between dialing the number and getting into the call: spinning wheel for 5-10 seconds

I have a Nexus 4 with CM (latest version). For the last few months whenever I dial a number it takes anywhere from 5-10 seconds for the actual call to start. I checked Android SE and didn't find ...
2
votes
1answer
237 views

Fast boot up on iMX6

I'm working with a development board based on Freescale i.MX6 ARM Cortex A9 processors. You can have more info about the board on this link. The Android version I'm using is the one provided by the ...
2
votes
0answers
68 views

Massive slow down when changing networks

Whenever my phone switches from cellular to wifi or the reverse, the phone effectively stalls. This can last for a minute or so. It is still functional during this time, but very slow and stuttering ...
26
votes
5answers
47k views

How can I deal with “Low on Space” messages on my Android?

I keep getting the "Low on Space: Application data space is low. To free up" [the rest is cut off] message. I've moved every app I can over to the SD card, cleared the cache, compacted my K9 mail ...
1
vote
1answer
4k views

How do I speed up Android on Sony Ericsson Xperia X10 Mini?

My first Android device is an Xperia X10 Mini. I've installed a custom ROM (miniCm7) and now my device is definitely 'cool'. The only problem is that a lot of applications run in the background, ...
2
votes
1answer
70 views

So, what type of process is Android Keyboard?

I've recently installed CyanogenMod 11 on my (now very old) LG Optimus 2X. After some tweaking, I managed to make it work much snappier than the original ROM, one of the main things being setting the ...
0
votes
1answer
146 views

SD Maid on Rooted Roger's Galaxy S3 hanging on “System Cleanup” and “Duplicate”

My phone is a rooted Canadian Samsung Galaxy S3 (SGH-I747M) running stock 4.4.2. I've had SD Maid installed for a very long time and it's worked great up until now. I've never had any issues with it. ...
1
vote
1answer
135 views

Today I read that flash write performance diminishes with use. I'm a heavy user. Should I change my behavior?

My phone I own a phone with gigabytes of built-in flash memory. My phone also includes a physical MicroSD card slot. I don't own a MicroSD card to put in the slot, and have never bothered buying ...
1
vote
1answer
1k views

How can I maintain stable/smooth performance permanently on a Nexus 7 2012 (wifi) [grouper/nakasi]?

After a day to a few days, the n7's performance will degrade sharply to the point where a reboot is necessary for the device to function properly. I've tried numerous ROMs, a few kernels, tweaking ...