Questions tagged [performance]
Performance is characterized by the amount of useful work accomplished by a computer system compared to the time and resources used (Wikipedia).
219
questions
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1answer
40 views
Should I get A1 or A2 spec'd Micro SD card for my phone?
I'm currently running with Samsung EVO Micro SD card in my phone (GT-i9195 or serranoltexx) in Adotable storage mode.
I'm looking for a faster card to improve performance. I was about to get Sandisk ...
2
votes
0answers
76 views
Why is ART still needed on Android?
The reason Andy Rubin chose Java for Android Dev is not publicly known, only speculations, but it seems to me that the combination of being able to run a Java app everywhere (because the earliest ...
2
votes
1answer
66 views
If I reset my phone, will it also TRIM the fragmented eMMC?
I know that Android supports fstrim but it only works if the phone is idle for a long time while charging. I think my phone is too fragmented and is lacking performance so I want to reset it but I am ...
1
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0answers
80 views
Does installing, deleting and reinstalling an app make your phone slower?
I recently bought my oneplus 7 pro and I was wondering if installing a certain app, deleting it, and reinstalling it again makes my phone slower. I was forced to do this to a certain application today....
1
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1answer
147 views
Clock speed of Adreno 509
I'm sorry if this if off topic but I don't know a better place to put it, after it's a GPU used in Android device
My ROM maintainer has capped it at 430 mhz on the Moto z3 play. I distinctly remember ...
0
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1answer
44 views
Is speed improvement to be expected from rooting/modding a Samsung Galaxy Player 4.2 YP-GI1
I have an old Samsung Galaxy Player 4.2 YP-GI1 lying around and would like to use it either as a media player or a media center remote. However even after a factory reset the device or the UI reacts ...
3
votes
1answer
60 views
How do I troubleshoot low touchscreen event rate?
I have a strange slowdown on my device (non-rooted Android 5.0.2). At times, the screen becomes unresponsive. And touchscreen testing apps register only a few events per second when I move my finger ...
0
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1answer
113 views
Does buying thousands of apps (but not installing them) cause bloat in Android?
A few years ago, Google added the ability for app developers to place their apps "on sale". They included the ability for developers to temporarily offer their apps for free.
I started "buying" ...
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0answers
22 views
How to find out what slows down a freshly installed OS?
I have two Fairphone 2 devices here, one owned by me, one by my mother. She got hers in September 2017, I in January 2019. Mine has a few slightly upgraded pieces, like a better camera and battery, ...
0
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1answer
565 views
Does Huawei's super charging affect the battery?
I have a Huawei P20 pro and it came with a "super charger" that can take full charge the phone's battery really quickly. Sometimes in less than an hour.
I wonder if this affects the battery's ...
0
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0answers
39 views
How to get rid of Google invasion?
The performance of my phone became very poor. It's very slow. When I open the wifi, it freezes for a few minutes! I had to reset factory default.
After the resetting, the phone became super fast once ...
1
vote
1answer
81 views
How come Android can support 2 apps in split screen but not in background?
I read another question on Ask Different about why apps have to reload when you switch to another app and back, and I think it's the same for Android.
But why does this not happen in split screen?
...
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0answers
43 views
S7 edge exynos lost 60% of Geekbench 4 Performance
When I run CPU Benchmark in may 2018, I had 2000/5600. Now, I get 800/2650. Everything but Crypto score has taken a huge hit. I want to find out why.
I have not changed anything significant about my ...
2
votes
0answers
24 views
microSD card performance issue
I have some microSD cards and I noticed a weird behaviour: larger microSDs give lower results!
For example, using them on my Note 8, I get these results:
Code:
64GB -> R: 70MBs W: 35MBs
128GB -&...
1
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0answers
22 views
Incredibly low performance of Contacts app in Moto Z / Android 8
My 4 GB/64 GB/8 core Moto Z2 is incredibly slow when it comes to built in Contacts app. I.e.:
it requires at least 3-4 seconds to open it up,
it needs at least 2-3 seconds to exchange phone numbers ...
0
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0answers
34 views
How do I control how many processes run in the background on Android Marshmellow 6.0?
My tablet has a tendency to run kind of slow, and I think it's because there's too much running in the background. How do I control how many things get started at one time?
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1answer
33 views
How to infer battery consumption on a non owned app
I am a back-office system developer, and am struggling to deal with a problem.
I am addicted to podcasts (in fact I use the Podcast Addict app), but I am interested in all kinds of subjects and there ...
1
vote
2answers
743 views
Lenovo Vibe p1m suddenly slow
Today I notice my Lenovo Vibe p1m is running slow. It coudn't open Chrome without freezing. The whole UI is basically sluggish. It also couldn't open the flashlight.
I have tried removing the sdcard ...
0
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0answers
99 views
Android Auto unusable
I have a Google Pixel 2 XL and a Sony XAV-AX100.
More often than not, when I connect the phone to the car, Android Auto is unusable. Everything is sooooo slow, that I have to reboot the phone. I can ...
2
votes
1answer
36 views
lan transfer speeds
I have been trying to figure out what is limiting my lan transfer speeds. I have openwrt/lede on my linksys router, and a samba server running on it with a usb hdd plugged in.
My last device, a M8s ...
0
votes
1answer
741 views
Performance troubles with Motorola Moto X Force (Android 7.0)
Since quite some time I am having some peculiar performance problems on my Motorola Moto X Force. Sometimes any interaction (like just opening Chrome for example) takes incredibly long until it ...
0
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1answer
1k views
Do android phones have hardware chips for encryption? If it's software only, then what is the performance/battery impact?
Do android phones have hardware support for the OOTB full phone encryption or is it entirely done in software?
If there are phones which have hardware support for encryption then where could I find a ...
1
vote
1answer
5k views
Slow touch response
My girlfriend bought a Lenovo K6 with Android 6 a few months ago. After some time, I tried to use her phone and I notice that the touch responsiveness was very slow. I feel a delay in every touch (...
3
votes
0answers
498 views
How to identify which app is reading from my disk
Except for disabling one app at a time or all at once and then enable them all slowly again (The Elimination method) - How do I identify what app is reading my disk ?
it happens periodically and ...
1
vote
1answer
741 views
Samsung S7: stuttering during slow motion video recording
When I try to record slow-motion video on a Samsung S7 (running Android 7.0), there is often stuttering. This has ruined some otherwise amazing footage I acquired.
What can I do to ensure that there ...
0
votes
1answer
289 views
Why my phone keep restarting apps?
When i play game, my phone always restart the game every few minutes to the first screen. It is same when i play a video it is always blinking and skip few seconds every few minutes. It is so annoying ...
3
votes
5answers
2k views
Does downloading too many games slow down a device?
I have over 15 games on my device. Some do occupy some memory; others not so much. I have enough leftover memory on the phone.
Is it true that this can slow down the device?
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0answers
258 views
Why is CPU usage constant high (~2/2/2.5) on Samsung S3?
Short story: Samsung S3 running stock Android 4.3. Was sluggish, turned on "show CPU usage" in developer options and it hovers around 2/2/2.5. Stopping all active apps doesn't help. I see "mmcqd", ...
0
votes
0answers
36 views
Where to compare flash memory (internal memory) performance?
I used some apps from Google Play ("Disk Speed / Performance Test" and "A1 SD Bench") to get some metrics for the internal storage (NAND flash memory) of my tablet.
I got +/- 25 MB/s reading, +/- 9 ...
0
votes
1answer
616 views
How to prevent CPU throttling after not poking at screen
I'm trying to run some benchmarks on a Nexus 5 using GNURoot Debian. (The purpose of these benchmarks is to figure out which implementation strategy of an algorithm is the fastest on ARMv7, so the CPU ...
0
votes
0answers
45 views
Will there be a performance issue if I put many files in a single ext4 directory?
I have a database of 250,000 tiny audio files that will grow to perhaps 500,000. I need to copy this to my Android phone's ext4-formatted internal storage.
I have discovered that some computers are ...
0
votes
2answers
165 views
I can not find informations about Hisilicon kirin 650
I want to know if Hisilcon Kirin 650 is a heterogenous or a homogenous processor!!
(working all 8 cores or 4 by 4, not in the same time )
Please answer to my question !!
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vote
0answers
55 views
How can I debug degrading performance for my Shamu device?
I've had my Nexus 6 since it first came out and will be replacing it with the new Pixel anyway but I want to get to the bottom of this.
In the last 6+ months the phone got increasingly slow and ...
0
votes
0answers
297 views
fstrim not working
I have a Samsung Galaxy Note II running CyanogenMod 11, so it's obviously rooted. As of recently the phone seems very laggy and much slower than it used to be. So I did some research and tried ...
1
vote
1answer
140 views
Practical longevity of current Android phones [closed]
Before continuing to read, please understand that I do not have a smartphone and have never had one. Thus my experience with such devices is minimal.
I am thinking about getting an Android smartphone,...
1
vote
1answer
19k views
Is it necessary to update android apps
Recently i got a new android smartphone and i want know if its necessary to update android apps frequently.The reason for asking this is
1)does updates for android apps reduce the battery usage?
2)...
1
vote
1answer
6k 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 ...
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votes
1answer
99 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?
2
votes
1answer
771 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 (...
1
vote
2answers
732 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
662 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.
...
1
vote
0answers
400 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 ...
6
votes
1answer
3k 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
2answers
2k 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 ...
1
vote
1answer
134 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 ...
-1
votes
1answer
462 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 ...
6
votes
3answers
2k 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 ...
3
votes
0answers
747 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 ...
2
votes
2answers
604 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 ...
2
votes
0answers
178 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 ...
