0
votes
1answer
76 views

4GB installed, but 3GB read on Ubuntu server 10.04 LTS 64 [closed]

I have 4GB of memory installed, but only 3GB seems to be usable. How can I resolve this? Processor : Intel(R) Pentium(R) Dual CPU E2200 @ 2.20GHz root@ubuntu77:~# uname -a Linux ubuntu77 ...
3
votes
1answer
908 views

Does 64bit ubuntu takes more memory than 32bit or is “quantal” more demanding than “precise”?

I've just clean-installed 12.10 64bit and i noticed an increase in memory usage. I used 12.04 32bit and was running about ~400mb on startup(gnome3 no effects) + firefox, now the machine uses about ...
5
votes
2answers
860 views

OS only reports 4.1GB of RAM and not the 6GB that is installed… why?

My ubuntu 64-bit 11.10 installed box has 6GB RAM but Ubuntu only uses 4.1GB. I have read various things about the 4GB limit etc, but all those talk about using less than 4GB. What could be causing ...