Random-access memory (RAM) is a form of computer data storage. Today, it takes the form of integrated circuits that allow stored data to be accessed in any order with a worst case performance of constant time.
2
votes
0answers
37 views
Is there a default limit to the amount of memory a process may use?
Running 64-bit Matlab 7.12 on a 64-bit 10.04 Ubuntu Server. When I try run a big problem that should need 46GB of memory (the server has 72GB of Memory and plenty of swap space), the experimental ...
1
vote
1answer
29 views
Ubuntu Compatibility
I'm in the process of building a computer for a customer who has requested Ubuntu 13.04 to be installed could someone tell me if the following components are compatible.
CPU: Pentium G2020
...
0
votes
1answer
27 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
0answers
36 views
Ubuntu 12.4 on 3.4.45 kernel: Can't access USB memory stick
I installed kernel version 3.4.45 [LTS] on ubuntu 12.4 on a Acer laptop. With this configuration, the USB memory drives can't be accessed, some details are follows.
Upon inserting the USB drive dmesg ...
0
votes
1answer
134 views
Ubuntu 13.04 uses too much RAM
I use ubuntu 13.04 upgrade from 12.10, the problem is that ubuntu starts with a consumption of 300 mb ram but rises up to consume all my ram, 1.7 1.8, especially compiz and never so close low ...
0
votes
1answer
49 views
Memory allocation of C++ in Ubuntu
First of all, I'm sorry if the question doesn't belong here. I want to make sure whether this issue has to do something with my Ubuntu.
The C++ code below makes 2621440 integer variables. Each ...
1
vote
5answers
194 views
Ubuntu 13.04 ram and CPU maximum support? [closed]
I'm learning about ubuntu, but I do not know the ubuntu 13.04 Ram and CPU support up to how much??? hope you help me
0
votes
2answers
66 views
Is there anything I should know before changing out my ram sticks? Ubuntu 13.04
Okay 1st off let me start by saying I have only been using Ubuntu..or Linux in general for about 3 months but in an effort to get the most out of my old tower I have decided to upgrade my ram ..I have ...
0
votes
1answer
26 views
RAM slot free or not
This question might not be so relevant here, but I want to know if there is some command tool that gives me the currently available RAM slots in my machine, also if any of them is free, and ...
0
votes
1answer
43 views
How to launch google-chrome with custom parameters by default?
I want to launch chrome and chromium from the unity launcher with the --purge-memory-button option.
For chromium I was able to add the above parameter to /etc/chromium-browser/default but that's not ...
0
votes
0answers
23 views
Is this Ram usage normal?
My system is Ubuntu 13.04 64 bit + Unity and it uses ~600mb with no other processes-apps open and with preload 900mb, just the core system. Is this the expected amount? It seems a bit steep to me but ...
4
votes
2answers
133 views
How can I measure how much RAM has been used by a command
I'm trying to measure the memory of a process that I call via the command line (i.e., I want to find out much RAM it takes to for the process ). Is there any command that I can add to the command ...
1
vote
1answer
18 views
ux31a freezes when running out of memory
I have difficulties to understand swap policy. I have installed system (ubuntu 13.04 but 12.10 had same issue) with 4gb of swap partition because ux31a has 4 gb of memory.
Problem is that every time ...
-1
votes
1answer
33 views
How to allocate more memory! [closed]
I really need to allocate more memory to Ubuntu. When I was installing it in the command prompt it asked me how much I wanted to use (1-299 or something) I chose 10 but now I really want to change ...
0
votes
2answers
56 views
How do I change how much disk space Ubuntu has?
I installed ChruBuntu on my Chomebook Acer C7 about 2 weeks ago and I chose to allocate 10 gigs. I didn't know that that would be my amount of disk space I would be allowed to use. I want to install ...
1
vote
1answer
45 views
Available RAM not being used
I am running a program that takes a significant amount of time to complete. According to my system monitor, only 20% of the available memory is being used (1.6GiB out of 7.7GiB available).
I'm ...
0
votes
2answers
65 views
Ubuntu stores variables in the wrong order
So I had this exercise in my class where I had to tell which of the two addresses is bigger when I create two char's in a main function.
Because local variables are stored in the stack that starts ...
0
votes
0answers
18 views
is it possible to increase nvidia gfx card memory with “graphics aperture size”?
so, I remember long ago about a BIOS option "graphics aperture size".
I wonder, as I cant find it on my BIOS, if there is some way to let my nvidia gfx card 512MB use some of my ram memory to ...
0
votes
1answer
74 views
Do I have to uninstall NVIDIA drivers before replacing with an AMD GPU?
Here is the setup:
Old Intel motherboard (DG33FB) with PCI-X 1.0
2 GB DDR2 system memory
580 W PSU
Intel Core 2 Quad 2.4 GHz
Here are the observations*:
I had thought there was no POST or BIOS ...
0
votes
0answers
21 views
Do Desktop launchers use memory when inactive?
In my old Windows XP life, I noticed that each ¨quick launch¨ icon slowed the sum total down. Is this true in linux? Do I have to keep my start buttons in their menus/folders? I have 768 Mb sdram only ...
-2
votes
1answer
43 views
I have 4 gigs of ram but there seems to be 3 usable [closed]
I have 4 gigs of ram but there seems to be 3 usable. I think this changed since I messed with some PAE stuff about the kernel.
Any help is welcomed.
0
votes
0answers
18 views
Graphics card only show 256mb insted of 512mb [duplicate]
I have a HD5450 with 512mb. But lubunto only show that it has 256mb memory. How can I correct this? lubuntu 12.04
0
votes
0answers
12 views
Polipo results in Memory Overflow
I have a polipo proxy server that runs on an vServer with 2gb memory. After some time running the memory is full and the server stops working properly.
This there a way to clear the memory regularly ...
1
vote
1answer
66 views
in Ubuntu, why “df” and “du” commands shows different disk usage?
i cannot access ubuntu system on my pc,
the error message: "the system is running in low graphics mode"
and i tried some commands i searched from internet.
i found out a problems seems there is ...
0
votes
0answers
25 views
Increasing alloted Ram
my laptop has 4gb of ram and by mistake I alloted only 2gb of ram to ubuntu while installing using(WUBI).
I have windows also installed(while starting my laptop I have option to choose windows or ...
0
votes
1answer
41 views
The system freezes sometimes/randomly, when I browse a HTML5/CSS3 website in Chrome
My laptop has Intel B960 (2.2GHz x 2) with 4 GB RAM. OS is Ubuntu 12.04 with all updates to current date.
I am getting a peculiar issue since about 2 weeks - when I browse a HTML5/CSS3 website in ...
0
votes
0answers
19 views
Running Ubuntu in USB but with a lot of RAM; how to run program from RAM? [duplicate]
I installed Ubuntu on a usb drive and run it with my laptop, which has over 10GB of ram. The system is rather slow. I would want to run some major programs like Chrome directly from RAM instead of the ...
3
votes
1answer
50 views
what will happen If RAM set to 1000 from 1024?
While I am looking at man page of free I came across
--si Use power of 1000 not 1024.
So from that line we can say that from 1GB(1024MB) of RAM it will use only 1000MB of RAM. But why we are ...
1
vote
1answer
43 views
Need application/script alerting when system memory is running out
I don't won't to use swap file (due to some bug in kernel or AMD driver).
I wan't to have some util running and monitoring free system memory and alerting me when it becomes less than some specified ...
12
votes
1answer
250 views
Customizing Ubuntu to run from RAM only, within GRUB options
I'm interested in exactly this up, now let me explain what would like to do with this. I'm preparing to buy 32GB of RAM and already have Quad Core. My idea is to implement another option in GRUB that ...
0
votes
0answers
28 views
12.10 Slow memory clear
After I upgraded to Ubuntu 12.10 I noticed it consumes a lot more memory than 12.04 and when it use swap memory it doesn't clear it when that memory is no longer in use. It just sits there and only ...
1
vote
1answer
93 views
What is the maximum amount of RAM that Ubuntu 32 Bit supports?
Intel Xeon E5-1620 OCed to 4.75GHZ
Asus P9X79 Pro
8GB 1333 7-7-7-20(Thinking about 24GB)
I am considering to install Ubuntu.
Will the 32Bit version support more RAM than 4GB?
0
votes
0answers
27 views
Server slowly runs out of memory [duplicate]
My Ubuntu 10.04 server slowly eats up memory. If you look at tops, it slowly starts using swap space. Eventually the amount of free memory drops too low and the kernel kills the worst process.
A ...
1
vote
1answer
156 views
My RAM and CPU's are free but my computer is so slow (Ubuntu 12.10)?
I have 8 Gb RAM and 2 CPU, I install Ubuntu 12.10 on my laptop. The system works strangely. The computer becomes slow for no reasons! I ran top and Htop and there is nothing that uses my CPU or my RAM ...
0
votes
0answers
87 views
Does Ubuntu 12.10 support Flash Cache Modules in older laptops?
I am running Ubuntu 12.10 on an older Dell Inspiron 1420. It's a great little laptop with lots of features that were ahead of it's time (back in 2007)... and Ubuntu runs MUCH faster and smoother than ...
2
votes
1answer
191 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 ...
0
votes
0answers
14 views
Adding memory to a Wubi system-Backing up Ubuntu 12.10
fellow) Ubuntu users, my name is Jay Black, and I have an important question that may benefit a few other people. I have newly installed Ubuntu on my Windows PC(Windows 7) using Wubi,and in ...
0
votes
1answer
54 views
100MB of RAM not detected on 64-bit 12.10 (NVIDIA cards)
My desktop's wubi install does not properly detect my NVIDIA graphics card and reports 3.9GB of RAM out of 4GB. On my netbook, which has an NVIDIA ION and 2GB RAM, Sysinfo reports 1.9GB RAM but shows ...
0
votes
0answers
70 views
12.10 Kernel panic
My 12.10 installtion suffers from occasional kernel panics. I was thinking of a RAM issue but after replacing my memory with new 2GB modules the kernel panics still occur.
Graphics and sound have no ...
0
votes
4answers
102 views
How to log memory usage per minute on Ubuntu Server?
I checked few programs such as htop or top command but couldn't find any features for logging per minute.
Is there a way to do that for tracking memory issues ?
edit: I was using linode and decided ...
1
vote
2answers
256 views
Does Ubuntu run from a CD/DVD save data ONLY in memory?
If I create a proper LiveCD and run the OS from the disc does it save any information on a hard-drive or is it ALL saved to the PC's memory? I've looked around for a clear, direct "yes/no" answer to ...
0
votes
0answers
96 views
Low Disk Warnings on Ubuntu 12.04
After I upgraded LibreOffice to include Base, I now get warnings about "low disk space".
I am using Ubuntu on a 16GB USB.
For example, when I tried to use my Audacity it couldn't save due to memory ...
2
votes
0answers
14 views
Limiting physical memory of specifc process [duplicate]
Performing research, I am interested in limitting the Physical Memory per specific process.
My requirements:
Limit physical memory consumption for specific program
In case of crossing limitation - ...
1
vote
0answers
29 views
Notebook freezes when running Chrome: how can I limit the RAM available to Chrome? [duplicate]
I run Chrome on my laptop and it randomly freezes shortly after opening a new tab. It is a rather old notebook (MSI Megabook GX600 Extreme) with a Core2Duo and 2GB RAM. It runs Ubuntu 12.10 64Bit.
As ...
1
vote
1answer
301 views
How many CPU cores and RAM on VMware Player for Photoshop?
How much RAM and CPU core should I allocate for my VMware Player(Windows 7 x64 as Guest OS)?
My System Specs:
Ubuntu 12.10 x64
Intel i7 @ 2.20 GHz (4 cores + hyper-threading)
8GB RAM
750 HDD
Intel ...
1
vote
0answers
103 views
Thunderbird hangs at startup [closed]
I am facing issues while running ThunderBird after system restart. TB is hanging while taking up 100% of memory, and CPU utilization is 100%. Which is why system does not
respond after sometime.
I ...
1
vote
0answers
52 views
Inexplicable Slowness
I've been running Ubuntu for about 4 years now, and I'm having a problem with 12.04
Every once in a while the computer will slow almost to a stop, interrupting any playing audio/video, and ...
0
votes
1answer
87 views
Will Ubuntu 12.10 64bit recognize 6gb ram on 2007 macbook pro
I have a 2007 Macbook pro running 12.10 64bit. I have read that it would support 6gb of ram even though apple only recommended 4gb at the time. I was wondering if Ubuntu would recognize it as well.
0
votes
0answers
86 views
unable to alter locked memory limit
I've just installed Ardour2, and I've run into the same problem so many people have, which has to do with setting the locked memory limit to unlimited. Here is one of many questions asked about this.
...
2
votes
1answer
181 views
Unsure if my RAM speed is set correctly
edit: Thank you for reopening
I have an an AMD APU as my CPU/GPU (specs below) and its graphical performance benefits greatly from higher speed RAM. In my motherboard BIOS I have set the memory clock ...
