Ram use

Karl F. Larsen klarsen1 at gmail.com
Sat Jun 20 23:04:32 UTC 2009


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Rashkae wrote:
> Steve Reilly wrote:
>> Karl Larsen wrote:
>>>     I was curious to determine if Kubuntu uses more RAM than Gnome. 
>>> Since I have both on my laptop in version 8.10 I decided to try to 
>>> measure this. I used top to get the data and I saved the part needed to 
>>> gedit which you can get on both kubuntu and gnome. I took data at 10 
>>> minutes after boot-up. Here is the data:
>>>
>>>
>>> This what kumbutu has at 10 minutes after a boot-up
>>>
>>> top - 15:41:02 up 10 min,  2 users,  load average: 0.11, 0.20, 0.16
>>> Tasks: 111 total,   3 running, 108 sleeping,   0 stopped,   0 zombie
>>> Cpu(s):  2.0%us,  1.0%sy,  0.0%ni, 96.0%id,  0.0%wa,  0.3%hi,  0.7%si,  
>>> 0.0%st
>>> Mem:   2003384k total,   703040k used,  1300344k free,    18636k buffers
>>> Swap:  4096564k total,        0k used,  4096564k free,   265856k cached
>>>
>>>
>>> This is what Gnome has at 10 minutes after boot-up
>>>
>>> top - 15:54:00 up 10 min,  2 users,  load average: 0.00, 0.12, 0.12
>>> Tasks: 113 total,   1 running, 112 sleeping,   0 stopped,   0 zombie
>>> Cpu(s):  1.0%us,  0.0%sy,  0.0%ni, 99.0%id,  0.0%wa,  0.0%hi,  0.0%si,  
>>> 0.0%st
>>> Mem:   2003384k total,   476996k used,  1526388k free,    16508k buffers
>>> Swap:  4096564k total,        0k used,  4096564k free,   185312k cached
>>>
>>>
>>>     Notice that it is 703040k and 476996k which shows that Gnome uses 
>>> 226044k less Ram.
>>>
>>> This is nearly half again as much as Gnome and .226Gb can be a lot if 
>>> you have just 1 GB of RAM.
>>>
>>>
>>> 73 Karl
>>>
>>>
> 
> While it's been my experience that KDE is memory hungry as well, Karl
> neglected to subtract cache and buffers from his memory usage.  When you
> do, the difference is 143MB.  And without knowing more about what
> services are running on each system, and how much memory will get shared
> with other apps, that kind of difference is really not much from which
> to draw any kind of conclusion.
> 
	Not correct. The cache and buffers are NOT in my results. My results
are accurate.


73 Karl


- --

	Karl F. Larsen, AKA K5DI
	Linux User
	#450462   http://counter.li.org.
        Key ID = 3951B48D

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