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-   -   my OCed N900 is still slow (https://talk.maemo.org/showthread.php?t=63626)

merbentan 2010-10-10 17:37

my OCed N900 is still slow
 
my n900 is still slow even though I OCed it with my limits in 250 850

i checked my usage using conky and it revealed that im using 4-7% cpu when offline and 5-25% when online in the internet. Also the ram usage is almost always at 61% and i dont know if that's normal or not.

most of the ram usage comes from the following:
1. Xorg 5.83
2. hildon-desktop 4.49
3. dsme 3.99
4. hildon-status-m 4.65

can anybody explain what are these and why is my ram usage so high? also, some solutions would be greatly appreciated.

bonapart 2010-10-10 17:43

Re: my OCed N900 is still slow
 
i have simular values of cpu\ram usage

zarf 2010-10-10 22:10

Re: my OCed N900 is still slow
 
850 is still quite moderate.

Whats your threshold set to for upscaling ?

I'm running 250 1100 with upscale of 65, sampling rate 150000

I'm also running a greatly lowered swappiness of 20

I don't have any performance issues at all.

I do have a slower 250 500 upscale 99 sampling 300000 for when I want to save battery.

btw, anyone know the queen beecon dbus bits to make it swap between above two cpu profiles when I lock or unlock the phone ?

I've got widgets to select one or the other, just don't get the dbus bit syntax .... help please :)

slender 2010-10-10 22:16

Re: my OCed N900 is still slow
 
Have you tweaked it or installed anything outside of maemo.org extras or nokia repositories? If you have then reflash it completely and test again.

.edit
actually as geneven asked how you measure the speed?Was it fast from box?

j.s 2010-10-10 22:49

Re: my OCed N900 is still slow
 
Quote:

Originally Posted by merbentan (Post 837816)
my n900 is still slow even though I OCed it with my limits in 250 850

i checked my usage using conky and it revealed that im using 4-7% cpu when offline and 5-25% when online in the internet. Also the ram usage is almost always at 61% and i dont know if that's normal or not.

The above shows that CPU speed is not your problem. It is mostly idle.

Linux systems use all of RAM instead of letting it sit empty. Most of it has data that has been read from or written to disk. That is quickly replaced by some other use, if needed. Otherwise, if the data is needed again, it is already in RAM.

Xorg is the window system, hildon-desktop is the desktop manager.

They can misbehave, but it does not look like it in your case.

Do a power search on swappiness. Changing that may help you.

n900 slowness gets discussed a lot. Please do some searching. Also,
read enough to do some critical thinking. A lot gets written that is not completely true.

Quote:

Originally Posted by merbentan (Post 837816)
most of the ram usage comes from the following:
1. Xorg 5.83
2. hildon-desktop 4.49
3. dsme 3.99
4. hildon-status-m 4.65

can anybody explain what are these and why is my ram usage so high? also, some solutions would be greatly appreciated.


geneven 2010-10-10 22:59

Re: my OCed N900 is still slow
 
Quote:

Originally Posted by merbentan (Post 837816)
my n900 is still slow even though I OCed it with my limits in 250 850

i checked my usage using conky and it revealed that im using 4-7% cpu when offline and 5-25% when online in the internet. Also the ram usage is almost always at 61% and i dont know if that's normal or not.

most of the ram usage comes from the following:
1. Xorg 5.83
2. hildon-desktop 4.49
3. dsme 3.99
4. hildon-status-m 4.65

can anybody explain what are these and why is my ram usage so high? also, some solutions would be greatly appreciated.

Speed is relative. No matter how fast you are going, you are still going slowly relative to the speed of light.

Why do you think your N900 is slow? What problems are you trying to solve?

It's interesting that people are trying to help you, including Slender, who recommends dramatic action, yet it seems to me you haven't described the problem yet. What is slow?

snuski 2010-10-10 23:50

Re: my OCed N900 is still slow
 
how fast do you want it to go? i oc mine to 800 mhz it is some change slightly more responsive but not much since its 200 mhz of difference thats not much maybie u where expecting it to go smooth as iphone? then its how the os is build dude, if u want smooth then go with meego when it comes out for n900 saw latest video smooth as silk! and had portrait mode wich was awesomelicious!

snuski 2010-10-10 23:54

Re: my OCed N900 is still slow
 
if u want more performance u cud try overclocking to 900 mhz but it becomes unstable and crashes and sometimes overheating problems depends if u have good cpu i think mine did those things tho

gabby131 2010-10-11 00:20

Re: my OCed N900 is still slow
 
@merbentan

if you use a lot of multi-tasking, slow is normal, i usually open firefox and microB browser at the same time. and then a little music (media player). and switching between apps is kinda laggy (even @1GHz) which I expect.

j.s 2010-10-11 00:41

Re: my OCed N900 is still slow
 
Quote:

Originally Posted by snuski (Post 838033)
if u want more performance u cud try overclocking to 900 mhz but it becomes unstable and crashes and sometimes overheating problems depends if u have good cpu i think mine did those things tho

If he is using 4% to 7% CPU offline, and 5% to 25% CPU online, why do you think more overclocking will speed things up for him?

Why would a 0% increase in performance be worth increased heat, instability, and crashes?


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