Database Users

Any suggestions for a good task manager?

Hello, all. I am currently running the free version of Advanced Task Killer, which seems to work ok, but there has to be something better. What I've noticed is, that after a reboot, the app will tell me that I have about 240 MB of available memory when all apps are closed with the exception of the task killer itself.
However, by the end of the day, after I've opened and closed a few apps, sent some messages and emails, made some calls, etc, the task manager will show significantly less available memory available. It could drop to as low as 135 MB with all apps closed with the exception of the task killer.
This leads to me to believe one of two things:
a) The Task Killer is full of it and it does not have an accurate read of how much memory is actually available.
b) The Task Killer is only able to "kill" certain tasks while others remain running in the background and it does not show that the app(s) are actually running.
Honestly, I think it is option B, because I do notice that when the app tells me that I have less than normal available memory, the phone does tend to function slower and lag a bit. Nothing that cannot be fixed by a powering it off and on, but I am hoping that someone knows of a good app (even if it is a paid app) that will actually bring up ALL tasks running and kill them. I've also noticed that even with this task killer, Google Talk (which I have never used) always remains open in my phone and I have to manually go into into the settings and turn that off.
Any suggestions?

My suggestion is to not use one.
I do use Autokiller though which tweaks the thresholds for Android's internal "task killer".
It's best to let Android do it's thing.

Tikerz said:
My suggestion is to not use one.
I do use Autokiller though which tweaks the thresholds for Android's internal "task killer".
It's best to let Android do it's thing.
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Really? Do you mind elaborating on why you feel that way a bit so I can understand? Because I do notice that when the I am running a bunch of things at once and I use this app to kill the tasks, it does improve the performance of the phone.

I can understand why some people say you don't need one but I do think it is necessary to have it installed for when you do. I'd rather kill apps than pop the case, battery cover and battery to fix a frozen phone.
I have some GPS apps I run occasionally that after exiting them they don't turn off the GPS or lock the GPS on and drain my battery. So for those apps where the developer didn't put a close buton on the menu it helps shut them down. I don't know why Google Market doesn't require apps to have a close option.

get OS MONITOR from the market

PAPutzback said:
I don't know why Google Market doesn't require apps to have a close option.
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Because users shouldn't have to manage their own memory. Apple folks already love laughing at us for that very reason, and even though it pains me to say it they're absolutely correct.
I can certainly buy the argument that task killers are nice for those occasions when something does go haywire and it needs to be forcibly killed, and I can understand using one just because you're curious and want to see what's running and how much memory you have, etc, but beyond that I find that they're unnecessary. My EVO runs very smoothly without me manually intervening, even after many days of uptime with many apps running.

GHOST99K said:
get OS MONITOR from the market
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Wow! That's detailed and a lot more than I bargained for....lol. Thanks! Good thing my phone is rooted and I was able to use it since I never did the recent update to the 1.47.xx OTA update and I'm waiting for a fully functional version to be released, but there is a lot of stuff on this that goes well beyond my basic knowledge. Apparently, my phone has 89 processes running with no apps running (according to Task Killer) and only one widget running and the CPU is fluctuating at 10-40% usage.
Interestingly enough, but apps report the same amount of available memory......EXACTLY the same. So it can be assumed that both apps provide an accurate figure of available memory.

I would advise against using a Task killer. Android has its own memory management, which works extremely well on the EVO, to be honest. The latest update (1.47) feels like its makes the EVO perform much better and allows it to be more efficient.
If anything, I would suggest you read this thread about an app called Autostarts, which isn't a task killer, rather a startup manager that can be tweaked to do many different things. By not allowing certain things to start up when your phone boots, you'll have more memory to begin with and Android will be more efficient in memory management. I would try Autostarts before using a task killer.
Hope that helps.

eagle63 said:
Because users shouldn't have to manage their own memory. Apple folks already love laughing at us for that very reason, and even though it pains me to say it they're absolutely correct.
I can certainly buy the argument that task killers are nice for those occasions when something does go haywire and it needs to be forcibly killed, and I can understand using one just because you're curious and want to see what's running and how much memory you have, etc, but beyond that I find that they're unnecessary. My EVO runs very smoothly without me manually intervening, even after many days of uptime with many apps running.
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Click to collapse
I agree, but having to run a task killer is a small price to pay to not be part of the iPhone bandwagon crew, IMO.
Are you running a custom rom on your phone? I just have a rooted stock rom. Maybe that's why your phone can go days without the performance being affected? I still have all the bloatware on mine, and I've put off removing it because I am still a noob at this and I'm in the learning process. I wonder if the new update that was just released improves this aspect of the phone at all.....?

pseudoremora said:
I would advise against using a Task killer. Android has its own memory management, which works extremely well on the EVO, to be honest. The latest update (1.47) feels like its makes the EVO perform much better and allow it to be more efficient.
If anything, I would suggest you read this thread about an app called Autostarts, which isn't a task killer, rather a startup manager that can be tweaked to do many different things. By not allowing certain things to start up when your phone boots, you'll have more memory to begin with and Android will be more efficient in memory management. I would try Autostarts before using a task killer.
Hope that helps.
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Click to collapse
Thanks, I will definitely look into it. All advise is appreciated as I am very new to all of this. You answered my last question on my previous post with this, too.... I can't wait for a fully functional rooted OEM rom to be released with the goodies from the new update to try it out. I'm hesitant to update my phone now and lose superuser as I use the WiFi tether a lot.

Alternatives To Task/App/Ram Killers????

Many people say it's harmful using app killers, especially on android as it may interfere with important system resources or close important system files and can do harmful damage in the longrun such as errors, things not working, etc...
When you open various programs such as file manager, picture gallery, etc you then see a list of all running programs in system/task manager.
Many of these running programs are ones you have recently used and are draining ram/cpu/battery.
Is there not ANY safe app to use that will ONLY close apps that YOU have used?
There must be some app out there that closes/kills open apps, not system or phone apps but only the ones you have installed and used?
This could be a ram killer or maybe a simple app which is not dangerous and will safely close running apps not needed.
Looking forwards to seeing what others recommend.
Thanks in advance guys,,,

kanej2006 said:
There must be some app out there that closes/kills open apps
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yes, there are, but android just restarts them after they have been closed (froyo only)

panyan said:
yes, there are, but android just restarts them after they have been closed (froyo only)
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Names please of a good app that kills ONLY programs you open, not system files.
What if I was to install an appkiller, but instead of having it on autokill, I was to manually click apps I opened and kill them?
Surely this way there is no danger as I'm only closing selected apps, not system files?

kanej2006 said:
Names please of a good app that kills ONLY programs you open, not system files.
What if I was to install an appkiller, but instead of having it on autokill, I was to manually click apps I opened and kill them?
Surely this way there is no danger as I'm only closing selected apps, not system files?
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The point is, even after killing your own apps, most of the time froyo will restart them
I very much like ES' offerings - ES File Explorer and ES Task Manager. They're both free, give em a birl.

You can install Advanced Task Killer (free) and there you can perfectly select which apps to close and which not... still I rarely use it
for example your homescreen widgets are always unchecked when killing tasks, so unless you check them, they won't be killed...

Hmmm, ok.
What is the BEST way to preserve & save battery/cpu & free up as much ram as possible without harming/interfering with the phone??
When I used to use the task killer app it would consistently give me around 400-424mb free ram.
Without the app killer I would only have around 100mb of free ram since all the programs are running in the backround.
So to all you experts out there, what can I do or what options do I have in which I can safely free up as much ram as possible and safely close running apps not needed when not using the phone?
I just want the best and most effective way to make my battery last longer.
I'm having to charge my phone every day, it struggles to get through the day even when hardly used.
Looking forwards to hearing some expert opinions based on the above.

kanej2006 said:
I'm having to charge my phone every day, it struggles to get through the day even when hardly used.
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There's definitely a problem there but you're not going to find it chasing free ram. I have approx 20Mb free ram at the moment, the phone hasn't been rebooted for at least a week but I'm easily getting through 2 days with light use. Task killers / app killers are not the answer, (in froyo at least) free ram is wasted ram.
The programs that are 'running' in the background are not actually using CPU resources unless they have a service running (see the eBay app/service for an example). Your best bet is to check the running services (settings/applications/running services) and battery usage to work out what process is hogging the CPU time. Also check your sync settings, though I'd imagine you've already tried that.

christonabike said:
There's definitely a problem there but you're not going to find it chasing free ram. I have approx 20Mb free ram at the moment, the phone hasn't been rebooted for at least a week but I'm easily getting through 2 days with light use. Task killers / app killers are not the answer, (in froyo at least) free ram is wasted ram.
The programs that are 'running' in the background are not actually using CPU resources unless they have a service running (see the eBay app/service for an example). Your best bet is to check the running services (settings/applications/running services) and battery usage to work out what process is hogging the CPU time. Also check your sync settings, though I'd imagine you've already tried that.
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Maybe it's the anipet fish aquarium live screensaver...

Systempanel is good, I use it to stop a bad app thats using to much memory..you should never kill your apps with froyo, the OS wasn't designed like that, thats the whole point of Android, it looks after the apps perfectly well by itself, systempanel is just there as a....just in case method.
Saving battery power is a common misconception, Task killers actually get in the way of Android handling memory management as intended.....a pointless app to have with 2.2 which actually drains you battery quicker.
The LCD screen is the biggest drain on battery power, turning the brightness down, stop using a live wallpaper, turn off wifi, bluetooth, GPS ect....
With all that said the 1250mah battery is just not powerful enough to run this device period...but then most of us knew this before we bought the phone..we needed a 2000mah battery really, its just a lipo battery and can be easily increased, maybe next year we will see an improvement in the new smartphones.

kanej2006 said:
Maybe it's the anipet fish aquarium live screensaver...
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Click to collapse
I hope you're joking

Black1982 said:
I hope you're joking
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LOL, well some people do say that live wallpaper kills battery...

[Q] Are task killers safe for your phone?

I've read some posts and people said they are killing more battery.Other people said that they're good.So are they safe for your phone,or they can harm it.
I've used task killers since I got my phone and hadn't got a problem.

I found the answer by myself:
http://lifehacker.com/#!5650894/and...ed-what-they-do-and-why-you-shouldnt-use-them

I tested ATK with 2.1 2.2.1 2.3.2 using my phone (Gps, 3g - ON) with same apk on board each ROM and modarate killing and my battery last longer without ATK.
Peace
Sent from my GT540 using XDA App

panoramixus said:
I tested ATK with 2.1 2.2.1 2.3.2 using my phone (Gps, 3g - ON) with same apk on board each ROM and modarate killing and my battery last longer without ATK.
Peace
Sent from my GT540 using XDA App
Click to expand...
Click to collapse
I got rid of my task killer.I will provide some feedback after some use.Thanks for the reply by the way.

its good n safe if u use it wisely
i ever killed a running system n my phone become frozen

I've been using AutoKiller Memory Optimiser which utilises presets and works well with rooted phones.

i think not

Task killers aren't necessary for Android 2.1 and above. Google has optimized the system so that if you run out of memory, it will start automatically killing unused apps in the background. Even though you might see that only around 20MB of RAM is available doesn't mean it's a bad thing. It means that you can load up your recently used apps more quickly as it is already "cached" in your memory.
Killing apps may also disrupt other system processes that require it to run properly. However, if you want to save that extra battery then a task killer is good to use. Otherwise, task killers are not necessary. I would recommended downloading an app called "Watchdog" in the market. What this app does is monitors your running apps for any memory hoggers. This allows you to kill that app or uninstall it.
This is just my thoughts and may not be entirely correct. Anyone wishing to correct me is welcome to.

Reply
MegaBubbletea said:
Task killers aren't necessary for Android 2.1 and above. Google has optimized the system so that if you run out of memory, it will start automatically killing unused apps in the background. Even though you might see that only around 20MB of RAM is available doesn't mean it's a bad thing. It means that you can load up your recently used apps more quickly as it is already "cached" in your memory.
Killing apps may also disrupt other system processes that require it to run properly. However, if you want to save that extra battery then a task killer is good to use. Otherwise, task killers are not necessary. I would recommended downloading an app called "Watchdog" in the market. What this app does is monitors your running apps for any memory hoggers. This allows you to kill that app or uninstall it.
This is just my thoughts and may not be entirely correct. Anyone wishing to correct me is welcome to.
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Thanks for your reply.I also think that they aren't necessary.In the link above I read that task killers are dangerous for your phone.They are slowly killing your CPU and after some time the phone may start to crash.

Well i'm using a taskkiller and it doesn't do any harm.. And I think it makes my battery last longer.. But that might just be some kind of "placebo effect"

I personally don't use them on my phone, but on my tablet, I use them as it can get very slow without it.

Haque92 said:
Well i'm using a taskkiller and it doesn't do any harm.. And I think it makes my battery last longer.. But that might just be some kind of "placebo effect"
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I also thought that they were great,but after doing some research I decided to remove my task killer.My phone is working as smooth as before.But that's just me.

Why did Samsung put in a task manager and a "kill all tasks" button?

So Samsung for whatever reason, decides it's a good idea to include an easy to access task manager with a giant "kill all tasks" button in TouchWiz. It seems like everyone I know, that has a Galaxy S II, has adopted a certain behavior due this. What they do is, every time they put their phone away, they will automatically go to this task manager and kill all tasks, before locking the phone. When I ask them why the hell they're doing that, the answer is usually something like "wasting battery blah blah blah" or "wasting CPU blah blah blah"... NO!
For starters:
http://geekfor.me/faq/you-shouldnt-be-using-a-task-killer-with-android/
http://lifehacker.com/5650894/andro...ed-what-they-do-and-why-you-shouldnt-use-them
http://www.infoworld.com/t/smartphones/myth-android-devices-need-task-killers-609
http://androinica.com/2010/05/googl...-imply-task-killermanager-apps-are-pointless/
People that are doing this, educate yourself. And Samsung, well done for encouraging this.
Just because a task is in memory, doesn't mean it's doing anything, and certainly doesn't mean it's using up battery. If it's staying in memory, it's because there's no need to release it just yet. If you start it up again, it will already be there, and load up faster. The alternative is, you keep killing it, and every time you run it again, it will have to reinitialize and reload everything. Which option do you think is actually going to cost more battery?
The whole thing with people saying "oh no it's using CPU, i must kill it"... what?! If it's using CPU, it's probably doing something. Why the hell are you killing a process while it's in the middle of doing something? Do you not care about data integrity at all? It could have been in the middle of syncing, or in the middle of a write operation who knows.
If you run other applications and your memory runs low, then Android will close it. And it will close it properly, as opposed to you force killing it, denying it of any chance to clean up.
Obviously there are rare exceptions with dodgy programs. But most of the time, the tasks being killed are system apps, or trustworthy apps, properly written by Google or Samsung.
If you're not a developer, you probably won't understand the whole Android application lifecycle.
http://developer.android.com/reference/android/app/Activity.html
By force closing an application, you're not allowing it to run its onStop() and onDestroy() functions. This is where apps do all the clean up, releasing resources, unregistering things, closing connections etc.
Do you do this on your PC. Open up Windows task manager, and just kill any task that's using CPU. Or hell, just kill all tasks every 2 minutes! Good luck with that.
This has probably been said hundreds of times, but a lot of people i know are getting GSII's and I see them doing this constantly. It's stupid. Do you really think they designed the operating system so that you have to kill everything each time you touch it?
TLDR: Stop "killing all tasks" (unless theres actually something wrong) and well done Samsung for encouraging this. Just stupid.

Damn your right, I never used a task killer on previous android phones, but for some reason I have got into the habit of doing it now. So I'm going to kill that habit. Well noticed

Well according to the user guide (the full one from Samsung's website)... though personally I don't bother killing anything
Use the task manager › ›​
Your device is a multitasking device. It can run more than one application at the same time. However, multitasking may cause hang-ups, freezing, memory problems, or additional power consumption. To avoid these problems, end unnecessary programs using the task manager.​
1 In Idle mode, open the application list and select Task manager → Active applications.
The list of all the applications currently running on your device appears.
2 To close an application, select Exit.​To close all active applications, select Exit all.

i like the placebo effect and stop telling me what i have to do or not to do!
your writing style is to aggressive, stop being aggressive!

For me, it is worth to have the clear memory option because I already faced the glitch or bugs program which cause my phone to run constantly at 1.2ghz and this will cause my phone become extremely hot. I can't see what application is running but for some reason, the cpu gone crazy. It drain battery in no time. With the simple one click button, I can closed the programs without need to restart the phone. Yes, generally I will let the android system to handle the application by itself but I still think it was a good moved by samsung to have task manager if we use it in proper way...
Sent from my GT-I9100 using XDA Premium App

Well it's not all that bad, with 2 cores one core can easily come into a deadlock and the device will continue to function albeit much slower and consuming a lot of power, when this happens in the taskmanager the processes are listed red

Thanks ever so for much for this post I have just got my first Android phone and thought by doing this it would increase the battery life a tad but did kinda think it was a bit daft having a system that required manually killing tasks. Coming from a Windows 6.1 XDA Zest I am still getting my head round an OS that's doesn't require hours on Internet to work out how to do things.

Sad, but true, I was getting onto Android from Symbian, and first thing after I realised that I do not have option of killing all apps, I have installed the task killer and kept using it for like a week, then I've read one of the articles about it, that its wrong, and that Android is not working as Symbian nor Windows, so I realised that I dont need to do that... unninstalled it and not using it at all since

You don't need Task manager / killer if only all android applications are developed by good programmers that implement Android application lifecycle properly.
The problem is not all applications are developed this way. Some application may buggy / in beta stage that still consuming processing time even they are in background.
Task manager is still useful to close nasty program manually. But I do agree, auto-kill is useless and can cause battery drain and system instability.

Yep .. it's mostly services what eats battery. And there is poor control over that. It would be interesting to see what service was active at what time, or even how much battery did it use. All battery discussions are about guessing what is running in the background and how often and how much. We should not guess such things.

As far as I'm concerned an in built task manager is just as important as an in built modem right now. There are far too many unstable applications out there that hang up and Android can never fully deal with them(despite what research may or may not have been done in the past).
I have a few games installed on my S2(namely Pool Break Pro & TNA iMPACT!) that crash quite often and require the use of the task manager to manually end those programs(they are in the task manager highlighted in red when they have stalled).
However, what I will say is that the button to clear memory in the RAM manager really shouldn't be there at all. The task manager alone is more than enough to manually exit necessary apps that crash and stay open for no reason.

I like to have the ability to close programs easily at hand. It gives me better control over "rogue" apps. I only use it for a few programs though, like the Engadget app. It seems to be poorly coded, often using 40-50% CPU when running in the background.
Sent from my GT-I9100 using XDA Premium App

I like it because it lets me close frozen apps quicker..

the_Calen said:
i like the placebo effect and stop telling me what i have to do or not to do!
your writing style is to aggressive, stop being aggressive!
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Click to collapse
Lol yes. Not to be taken too seriously.
Force closing apps with the task manager when somethings wrong with the phone or closing broken apps makes sense. I'm just talking about people that instinctively press the close all apps button every time they use the phone for a second. It's just silly. Basically doing what those automatic task killing apps do.

I use to kill opera everytime i'm done with browsing because even in idle mode the phone gets very hot when opera runs in the backgtound. But after these explanstions i stop force killing every app
Sent from my GT-I9100 using Tapatalk

If a program is badly written and won't stay idle, then kill it.
I am very selective about what I install, and never kill or need to kill anything.
You have 1 GB of ram on this phone. If you want best battery and speed, don't kill anything. loading a running app from ram uses less power than starting from scratch and booting it from nand, then starting it up.
So if apps are well written, don't kill them. If stuff stays around causing drain, kill it individually but find a better app

This thread is spot on... for the most part. Like Pulser said, there are apps when idling/cached, cause detrimental effects like the one I detailed here causing your phone to stay Awake constantly and draining battery:
http://forum.xda-developers.com/showthread.php?t=1094666
ATK isn't the most elegant method, but it allows you to put everything else on ignore and have it actively kill the apps that love to stay cached and cause issues even after you've exited out of them.

Is there a way to "lock" some apps into a memory so they never quit by the android OS except if I would decide to?
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You have a valid point, but most of the time those apps don't do anything critical that it would hurt to interrupt. I usually prefer to exit them normally, but sometimes I just kill it, like when I forgot the Messages / Internet open. No need to paranoia though, leaving a few open won't kill your battery.

PINki92 said:
Is there a way to "lock" some apps into a memory so they never quit by the android OS except if I would decide to?
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Click to collapse
That's exactly what I needed. There are some apps, like SetCPU, TB, Root Explorer, which can be added to SuperUser authorization and it won't get killed by anything unless someone manually kills it. I'd really really like to know how to add an app under SuperUser or anything which will do the job to add the app in to the OS and which can't be killed by any Task Killer or anything.
Besides I also hate those Task Killer apps, they are meaningless unless an user do nothing regularly with his/her phone.
I've no Task Killer installed but once I used the built in Memory Clear feature and next day my schedule app got closed. From then I never touched it. But one thing if RAM usage goes above 400 MB I think sometime its good to clear the memory as it will help to refresh it. But Samsung should had put the Memory Clear feature more precisely.
Regards.
Sent from GT-I9100

Task killers

What are your opinions on task killers, I know that they cause a bit of battery drain since it relaunches apps. But do they actually speed up your phone?

unitz0mbie said:
What are your opinions on task killers, I know that cause a bit of battery drain since it relaunches apps. But do they actually speed up your phone?
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Click to collapse
They're pretty worthless and probably do more harm than good. You won't see any speed up.

Since lollipop theyve been pretty redundant.
I just use greenify nowadays along side Amplify and im getting days out my battery

Task killers kill tasks that afterwards turn around and re-enable themselves anyway. There's more battery wasted on the killing of the task then actually saved by leaving the OS manage the system.

Also killing running tasks may end with data loss or corruption.

Not exactly a task killer, but I really like Chainfire's "Recently". It allows you to automatically keep your recent app list free from clutter.
Also using gravity to "Kill foreground app" on long-press-back is a must have feature. When you accidentally hit the wrong app and pandora starts blasting in a meeting, being able to quickly kill the app is essential.

jdk2 said:
Task killers kill tasks that afterwards turn around and re-enable themselves anyway. There's more battery wasted on the killing of the task then actually saved by leaving the OS manage the system.
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Prevent Running (xposed) can remedy this.
http://forum.xda-developers.com/xposed/modules/mod-prevent-running-greenify-supporting-t2757969

A while back, I used Clean Master. It gave you that placebo effect that it was actually doing wonders for your phone. But really, it may speed up your phone for a little while, but then it just feels like normal and you end up noticing the junk you just cleaned built up again. They're pretty much worthless, other than a one time use to delete some obsolete stuff, because Android runs itself fine. I recommend apps like Amplify, Powernap, etc if you want to save battery.