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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23
votes
5answers
37k 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 ...
6
votes
3answers
16k views

What is the effect of changing the maximum application VM heap size?

The settings menu in CM6 lets you change the maximum per-process heap size (internally, that’s the dalvik.vm.heapsize property). What are the practical effects of raising or lowering that setting? On ...
5
votes
1answer
636 views

Performance gain from upgrading higher class SD card [duplicate]

Possible Duplicate: Is the class rating of my MicroSD card relevant? If you've upgraded the SD card on your phone to a higher class, have you measured or noticed any significant performance ...
6
votes
1answer
2k views

Maximum (micro) SD card speed class for HTC EVO?

What is the maximum class (e.g., 2,4,6,8,10) supported of microSD card supported by the HTC EVO? I noticed an improvement in performance when upgrading from the Class 2 to a faster card on my Hero. ...
6
votes
3answers
2k views

Can I set it so the “Phone” on my phone takes priority over all other apps?

Every once in a while my phone gets very sluggish when I'm multitasking, which is annoying but fine. Is there any way for me to set it so that the Dialer app takes priority over everything else, ...
2
votes
1answer
310 views

Voice command slow with large contact list?

On my HTC Hero running 2.1, the voice command is slow - both startup and processing. I have a large contact list (on the scale of 1000 contacts), and I suspect that is the cause. Does anyone know ...
5
votes
2answers
394 views

How to improve camera shooting responsiveness?

Is there a camera application (or other solution) that has quick response time between button press and taking the picture? On HTC Hero, the delay from button press to shutter is painfully long - ...
1
vote
1answer
493 views

swap space for performance [duplicate]

Possible Duplicate: How will a swap partition/file affect the system? so what do you think, is it better to use swap space or not for small memory phone such as T-Mobile G1 to increase ...
12
votes
2answers
2k views

How do I identify apps or settings that cause performance problems?

If I am having performance problems, what tools can I use to identify where my performance lags are coming from? I have used a System Panel Task Manager, Android System Info, System Manager Free and ...
4
votes
3answers
3k views

Black screen starting an app

Occasionally I'll start an app only to be presented with the App's title bar and a black screen. Usually the app's interface shows after 3-10 seconds. Very rarely the screen will stay black. I don't ...
3
votes
2answers
182 views

Any tips for phone stability?

My Moto Droid has seen great performance improvements with each new Android version, and has been much more stable and reliable with each version release. Recently I was in a situation where the ...
3
votes
3answers
567 views

Ways to improve battery life on Droid Incredible?

Out of the box, I noticed my Incredible has a lot of stuff running/turned on by default. Besides the basics of turning off WiFi, GPS, and BlueTooth when I'm not using them, are there more steps I can ...
2
votes
1answer
378 views

My HTC Hero Upgrade to Android 2.1 has slowed it down!

I went ahead and let my phone update itself and since then it's been realllly SLOW. Phone calls take 5-45 seconds to connect, which is beyond aggravating. Apps don't run as fast as they use to. And I ...
5
votes
1answer
840 views

Where to find Android benchmarks results?

I am looking for a site where to find Android benchmark results for the different smartphones and android builds.
8
votes
2answers
5k 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 ...
2
votes
4answers
418 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 ...
5
votes
2answers
266 views

Performance of Android 2.2 vs. earlier versions

One reason that I haven't switched to Android in the past is that it has seemed sluggish when I've tried phones that run it. I see that Google claims performance improvements of 4x to 5x over ...