0
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1answer
28 views

What is the memory limit on ubuntu? [duplicate]

I'm a inexperienced user on Linux and was wondering if it had any limit. Windows has limit 32bit-4GB, 64bit-128GB or so. Any help appreciated. Does the 32bit version of ubuntu have a limit?
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votes
0answers
62 views

4GB out of 8GB total reserved 64bit 12.04 why

Can anyone explain why 50% of my ram is being reserved and for what? I do have two radeon 7990 cards but surely the ram is not reserved for them? root@stan-desktop:/home/stan# cat /etc/issue Ubuntu ...
2
votes
1answer
118 views

Ubuntu 12.04.3 LTS x64 only shows 2GB memory

Ubuntu only shows 2GB of my 6GB memory, BIOS and lshw reports it as having 6GB. But free -m and top only sees 2GB. Appreciate your help. lshw output *-memory description: System Memory ...
0
votes
0answers
47 views

Hugetlbfs configuration to use exactly a certain value of RAM memory

For some reason I need to use the max. capacity of one server of 31GB RAM on 64 architecture. The question is how to get to know the exact value configuration of the hugepages numbers? The actual ...
0
votes
1answer
123 views

How to detect RAM that was added after Ubuntu installation?

While I installed ubuntu 12.04 (64 bit) on my system, I attached 2gb ram to only one slot. Now, after weeks I've attached another 2gb ram to another slot. Ubuntu does not detect 4gb of memory in ...
1
vote
1answer
225 views

HUD is eating my RAM

I'm running 13.04 64bit on a Dell Latitude with 8GB RAM. Recently, the HUD search results are being sorted differently, I suppose that's due to Unity updates. What's worse is that my system is ...
0
votes
1answer
69 views

New computer installation problems

I've just bought a new desktop computer: Gigabyte 970A-DS3 NVIDIA GeForce GTX 650 AMD FX8350 RAM: 16 Gb I'd like to install 13.04 64-bit, but when I try to install, mouse doesn't work at all ...
2
votes
1answer
747 views

Only 4GB RAM out of 8 shown in Ubuntu 12.04 LTS 64 bit and in BIOS

I have seen similar questions and answers but mine is: a. I have 8GB RAM installed b. My BIOS shows 4GB c. Ubuntu's System Setting/Details shows 3.7GB (but this small decrease is not a great issue ...
1
vote
1answer
626 views

Ubuntu 12.10 x64 Doesn't detect RAM properly

I have 6 GB installed, which as a 64-bit OS, it should see, but it only sees 3.5 GB! How do I remedy this? Output as requested: seann@seann:~$ dmidecode --type memory | grep -E ...
0
votes
2answers
451 views

Reccomended upgrade for Ram Ubuntu 12.04

I am running Ubuntu 12.04 32 bit on my laptop (Toshiba Sattelite L-450), the spec is as follows Memory: 2.8gb Intel® Celeron(R) CPU 900 @ 2.20GHz Graphics Mobile Intel® GM45 Express Chipset ...
1
vote
0answers
188 views

High Cache and slow Fallout 3 (wine) on Ubuntu 64bit 12.10

My Setup: Sony Vaio VGN-FW11E with Radeon HD 3470 (tech spec) 3 GB RAM Ubuntu 12.10 64bit The Problem: After a few minutes of gameplay the game is going down in speed to very slow. After quitting ...
0
votes
1answer
294 views

Ubuntu 12.04.1 (64bit) only recognizes 7.8gb of RAM from 8gb RAM

I know that is a little diference between 7.8gb to 8gb, but still a diference, why Ubuntu dont recognizes all of my RAM? I had the same case with my 32 bit Pc, 3gb RAM and Ubuntu only recognized ...
1
vote
1answer
886 views

64-bit and 32-bit 12.04 report 1GB less ram

UPDATED with mobo/cpu and some BIOS info my first post/question in here. i've been reading other related posts and can't seem to find the answer, so my apologies if this seems to be a double or ...
3
votes
1answer
144 views

Shutter is using big memory

I included Shutter on my Startup Applications list upon installing the app. For the second time in two days, my laptop would suddenly freeze heavily for a few seconds that I can't even move the mouse ...
0
votes
1answer
483 views

Upgraded HP Pavilion G7 1317cl with Bios vers F45 to 8GB only 3.3GB recognised in Ubuntu 12.04 X64

Bios and hardware probes indicate 8GB installed. Swapped chip slots with no difference in behavior. DMESG E820 map as follows: BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: ...
3
votes
2answers
2k views

Does Ubuntu support 8Gb of RAM?

I've a motherboard that can accept 8G RAM, But Window only see and use 4G RAM. If I put in my 8G RAM sticks, Will installing a 64bit version of Ubuntu really access most of the 8G's, Or is this a pipe ...
1
vote
2answers
812 views

Ubuntu detects only 3.6GB RAM (of 8 gigas) on a 64bit OS (11.04 )

The BIOS detects it fine and shows 8GB. Even lshw shows 8GB memory but somehow only 3.6GB is usable. Output of uname -a Linux Prod 2.6.38-15-generic #59-Ubuntu SMP Fri Apr 27 16:03:32 UTC 2012 ...
0
votes
1answer
832 views

12.04 - memory not fully recognized

This might look like an easy one "get yourself different memory chips", but I'm not convinced: I set up 12.04 64bit on a new board with 8 GB of memory plugged in. I can see all 8 GB in the BIOS (it ...
1
vote
2answers
3k views

Ubuntu 12.04 64 bit RAM usage

I'm looking forward to download Ubuntu 12.04. But which bit version will fit best on my computer?. Intel Pentium 4 3.06 1mb cache LGA, Asus p5pe-vm motherboard, 1GB Ram (512+512) nVidia Geforce 6200 ...
1
vote
0answers
132 views

system monitor is reporting 3.9 GiB only? [duplicate]

Possible Duplicate: Why is more than 3GB of RAM not recognised when using amd64? Why does Ubuntu only show 3GB of RAM? my ubuntu 10.10 x64 was installed on this box one year ago, with 6Gb ...
13
votes
3answers
6k views

How much benefit does increasing memory RAM have on the system?

I will soon have a PC that can handle up to 32GB of RAM (Yeah my dream comes true) but I would like to know, because this is the first time I am jumping the 4GB boundary on a home computer, how much ...
1
vote
1answer
2k views

Ubuntu only detects 3.1 GB of ram on Ubuntu 64 bit

I am using Ubuntu Linux 64 bit. Recently, I was using Ubuntu 32 bit, and discovered through the command grep --color=always -iw lm /proc/cpuinfo that my processor is capable of 64-bit. The output of ...
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 ...
4
votes
3answers
699 views

Installed 11.10, but it's not detecting all 8GB of RAM, only 3.9GB. BIOS sees 8GB

Just installed 11.10, but it's not detecting all 8GB of RAM. System Info says there are 3.9GB. Bios doesn't have a problem recognizing all 8. free -m results in: total used ...
6
votes
1answer
2k views

Only 3.2 Gb of memory being used on a 64-bit system

I have ubuntu 11.10 64 bit: Linux 3.0.0-12-generic #20-Ubuntu SMP Fri Oct 7 14:56:25 UTC 2011 x86_64 x86_64 x86_64 GNU/Linux I have installed 4 Gb of RAM: $ sudo dmidecode --type 17 | grep -E ...
3
votes
1answer
984 views

zeitgeist-daemon excessive RAM usage

I have installed last week Ubuntu 11.04 64 on a new machine. I am running the GUI using Unity. However I have noticed that after 1-2 hours the process zeitgeist-daemon starts using excessively the ...
18
votes
6answers
2k views

8 GB RAM on 64 bit processor using 32 bit Ubuntu

I'm going to repeat the title in a longer word. Can a 32 bit Ubuntu address more than 4 gb of RAM on a 64 bit processor?
7
votes
3answers
4k views

Why is more than 3GB of RAM not recognised when using amd64?

Why does Ubuntu 10.10 amd64 not addresses more of 3GB ram? Please if somebody knows about that, tell me the solution. My machine is a Toshiba P205-S6287 Intel centrino duo 64 bits procesor and 4GB ...