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.

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11 views

Z10 memory card

I got a BlackBerry Z10, and everytime I restart the BB Z10 it delete the files stored in the memory SD card. Please let me know if i can fix this from configuration or is a problem known by RIM.
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22 views

swap memory value / percentage meaning

Swap memory can be set between 0 to 100 What Does It means when we set swap memory to .. ? swappiness= 0 Tells the kernel to avoid swapping processes out of physical memory for as long as ...
0
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0answers
14 views

Drowning in cache

Ubuntu is locking up on me. When I run "free -m" almost all of my ram is in cache. Which I understand isn't technically being "used"...it was free so the system used it for fast read/write.....but it ...
0
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1answer
53 views

4GB RAM installed, Ubuntu shows 2.5GB

Lenovo ThinkPad E430, hardware is straight from the vendor, untouched. There are 4GB RAM installed, one card. Yesterday I discovered Ubuntu sees only 2.5GB. BIOS detects 4GB RAM. The system is 64bit ...
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1answer
39 views

ubuntu 14.04 server memory problems

I'm getting this weird memory problem that causes massive slow down on any programs but doesnt want to go away till reboot. so when i do htop the memory usage shows half my ram is used but if i do ...
0
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1answer
77 views

Ubuntu 14.04 LTS 64-bit only shows 4GB RAM out of 8GB recognized [closed]

I have two memory cards of 4GB = 8GB RAM installed and Ubuntu 14.04 LTS 64-bit only shows 4GB RAM. How can I make it show the whole 8GB? You can see the details below, I have also included some ...
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2answers
49 views

Can i use Ubuntu 14.04 32bit on 4GB ram? [duplicate]

like the title, if yes it can use all my RAM if needed ? or max just 2GB
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1answer
30 views

Xubuntu won't start when using 4Gb Ram

So here is the situation, I was using Ubuntu 14.04 32 bits. Removed everything from the partition I had and created an additional Swap partition and installed Xubuntu 14.04 64 bits. When booting I can ...
3
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1answer
77 views

How to Setup tempfs/RAM Disk (Generally and for LuaLaTeX)?

I've spent the past several hours (not few, several!) reading different pages and questions on how to setup a tmpfs/RAMDisk. They all say different things and say what filesystems I should and ...
0
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1answer
58 views

Gnome System Monitor shows only 5.7 GiB RAM of 8GB installed

Some time ago, I reinstalled Ubuntu, like I did a lot of time before. Since then, Gnome System Monitor and System Information (and any other graphical tool I tried, for that matter) show only 5,7 GiB ...
2
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0answers
26 views

Lubuntu: text on system menus/bars appears blurred when memory usage is high

I have an old system (Core 2 Duo 2.0 GHz, 3 GB RAM), running Lubuntu 14.10. When I run memory intensive applications, the text on title-bars, menu-bars and notification panels appears extremely blurry ...
0
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4answers
77 views

How to optimize RAM memory in Ubuntu 12.04?

Good day everyone and merry Christmas. I am worried about RAM memory. The Internet goes slowly. I work with pictures and videos but pictures are stored in a Pendrive. I have 2Gib of RAM but I think ...
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0answers
20 views

Can't access my user account!

I have faced the same kind of 'crash' the second time and I am worried. This is what happens: I turn on my laptop. I try to login to my user/account. I type my password, hit 'enter'. Screen goes ...
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0answers
27 views

Eclipse throws out of memory error, but won't crash if run with SUDO

I have a heavy project I compile via eclipse (android app), strangly it crashes if I run it as a regular user with an out of memory error during complilation, I've updated the ini file to utlize as ...
0
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1answer
33 views

System consumes all memory even after hardware upgrade

Previously, I had a 4GB RAM server with Linode. Several times, I did "free -m" command to check available memory. Most of the times it showed less than 200 Mb free. Major processes I am running ...
1
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1answer
70 views

8GB RAM is fullfilled, addressed /tmp /var/log into RAM

Ok, so I have 8GB memory and 30GB msata storage + some external drives... 30GB for ubuntu, no SWAP partition, only main / Updated fstab to store /tmp and /var/log into RAM and Firefox caching into ...
2
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1answer
51 views

RAM not fully usable in 64-bit Ubuntu GNU/Linux

Greetings Ubuntu Community, I have 4 GB of DDR2 RAM and an x86_64 CPU and Ubuntu OS. When I am in Ubuntu I notice from the details section in settings that I have 3.86 GB of RAM when I am sure that I ...
4
votes
1answer
94 views

How to prevent my system from becoming unresponsive when thrashing (out of RAM)?

I have 8GB of RAM, but sometimes I'm running a couple VMs and enough Chrome processes to use up most of my memory. That's usually fine, but sometimes my system starts thrashing, and it's difficult ...
0
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0answers
30 views

Apache2 killing Xen server

I'm running a 512mb Ubuntu 12.04LTS 32bit Xen-based virtual server from a hosting company. The server runs a Shoutcast 128Kbps/32 slot server and sc_trans transcoder, serving an mp3 playlist from the ...
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1answer
64 views

Apache eating up 2GB of RAM

I have a 1GB VPS server running 12.0.4 ubuntu. Everything works just fine, most of time my RAM usage shows around 700 MB. However every week or so at random time Server goes out of memory and crashes. ...
0
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1answer
27 views

How to solve low memory problem in ubuntu 12.04?

i installed ubuntu12.04 amd64 version inside windows using wubi in a partition of 8GB, and in GParted it shows that 5.12GB used and 3.10 GB unused, The problem is it always shows a message box of low ...
0
votes
1answer
68 views

What is the maximum RAM supported by the desktop and server editions?

I have just downloaded "ubuntu-14.04.1-desktop-amd64.iso" and "ubuntu-14.04.1-server-amd64.iso" through "http://www.ubuntu.com/". Please can someone confirm the maximum RAM that is supported. ...
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1answer
45 views

Ubuntu 14.10 showing less space in “home” folder than it should

The "home" folder has 100GB. With all my stuff there, it should've had 90GB at most. But now it's displaying 34GB available? I downloaded some source files from Github, but deleted them afterwards. ...
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1answer
28 views

How to pause a process until memory requirements drop

I'm compiling source code in the terminal but 75% of the time the build will freeze my system and I have to hard reboot or wait for a LONG time until oom kills it. I'm positive it's a memory issue ...
0
votes
1answer
18 views

Storing a File in the Memory

If I have a simply php file that will be accessed a lot, is there a way I can configure the file to be present within the RAM at all times, so rather than reloading the file from the hard drive every ...
0
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1answer
77 views

Ubuntu 14.04 64 bit slow how to fix?

I upgraded from Ubuntu 12.XX 32 bit to 14.04 64 bit, but the Ubuntu became slow, I have the below CPU specs with 4 GB RAM, what is the solution? salim@salim-desktop:~$ lscpu Architecture: ...
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1answer
404 views

How to automatically restart an application for using too much RAM or CPU

I'm going to be running an Ubuntu 14.04 LTS server that will have a few Garry's Mod (Half-life 2/Source based) servers running on it. I don't want any one of those servers getting out of line by ...
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2answers
55 views

How much RAM Does Ubuntu use? [duplicate]

I have a Yoga 2 11( model 20428) and Win8.1 takes about 2 of my 4gb of RAM to run. How much RAM will Ubuntu use to run. This is a secondary laptop, for movie watching, school work, websurfing and ...
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0answers
57 views

GPU, Dota 2 or RAM problem?

I knew that i used bleachbit to free my memory.I ticked it accidentally and did it.After i did that, the computer seems to slow down.A few days later i felt that it became slower, so i did a new fresh ...
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0answers
28 views

Live CD and install for 14.04 LTS fails with 256GB of RAM [closed]

Memcheck86 sees the full 256G of RAM, but the live CD fails to load unless we set mem=128G, which appears to work fine. We tried updating GRUB to remove that limit, or increase the value for mem, ...
0
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2answers
67 views

Why can't my laptop use more than 85% of my RAM?

I have 1GB RAM in my notebook (HP Compaq 6735s), but the video card is using 256MB, so I'm left with 768MB RAM. However, whenever my system starts using more than 85% of memory, it becomes unusable. ...
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0answers
22 views

Mount disk with write permissions but leave it untouched

I have a raw image that I would like to mount to my system (Ubuntu 12). The problem is that I don't want to write anything to the disk itself, so the raw image will stay as it was before mounted. I ...
0
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0answers
8 views

What does it mean for /proc/kpagecount to be zero

for some entries in /proc/kpagecount, all the 64 bit entry is zeros and yet the page is allocated (confirmed from /proc/kpageflags). What does it mean for kpagecount to be zero for certain physical ...
1
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1answer
201 views

How can I reduce ram usage? And also how can I speed up Ubuntu 14.10?

I just upgraded to Ubuntu 14.10 from 14.04 to find the amount of ram usage has almost doubled well my CPU usage and almost been reduced. When doing little on my computer my ram usage stays at about ...
0
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1answer
39 views

50% of RAM occupied at the beginning

I am using Ubuntu 14.04.1 LTS on a DELL INSPIRON N5050. My problem is that I have 6 GB RAM and from the start of the OS almost 50% of my RAM is occupied. I have to mention that I do not have an ...
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0answers
18 views

Ubuntu server 14.04 LTS specific information?

Im new and lost here. Where can I find all ubuntu server general features? like: Processor and Memory Support (Physical memory etc.), network/storage/manageability features? Im trying to find this in ...
1
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1answer
103 views

Ubuntu 14.04 detects 4 out of 8GB of ram

I've been dual-booting my laptop for about six months now, on one side Ubuntu 14.04 and on the other Windows 7. When I bought this computer two and a half years ago, it had 8GB of ram. My Windows ...
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0answers
21 views

Memory issue. How to identify the root cause using free

I am running two application on my system. When I run two applications in parallel, Memory gets consumed within a few minutes.. [Data below is not actual.. Just for explanation] Initial state.. ...
0
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1answer
60 views

Do I need to upgrade only the RAM for making Ubuntu's virtual machine quick and smooth as OS X at the same time?

I own a Mac mini Mid 2011. My Mac mini's details: 8GB RAM DDR3 1333 Intel Core i5 2,3 GHz Intel HD Graphics 3000 512 MB I have Ubuntu 14.10 and OS X 10.10 partitions with modified rEFInd, but it's ...
0
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0answers
16 views

Store realtime system snapshot for boot

Is it possible to do a kind of hibernate but without turn computer off? Create snapshots every 10 minutes (for example) so if it suddenly turn off last state can be restored.
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0answers
56 views

Ubuntu 14.04 freezing completely on new netbook

I have some strange problem not letting me ask this question on my laptop, so apologies if I am asking something that has already been asked by someone. I bought laptop with enough capabilities to ...
0
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2answers
57 views

Understand free command with top command

I have a doubt. I start ubuntu and run free command. I will get the total free space available. Let say it as 100MB. Now I run a few applications. So after some time, I again run the free command. ...
0
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2answers
409 views

How to increase JAVA Heap Size?

I need to increase the default java heap size to get OpenNMS Linkd service running smoothly, and fortunately I have 4/5 of my total installed memory free at any given time even when their is maximum ...
1
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2answers
159 views

Can you use your PC with a dead RAM stick?

Just tested my ram with memtest86. Got about 24K errors but I don't have money to buy new RAM!!! I'm just 13 years old. Do you still use your PC if your RAM is dead? And how do I repair this RAM ...
3
votes
0answers
78 views

chromium build fails due to `out of memory` allocation

i am trying to build chromium content_shell. But it fails at the last linking stage because of out of memory. Error Log: [1/1] LINK content_shell ... /usr/bin/ld: out of memory allocating ...
0
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0answers
75 views

Total RAM discrepancy: who's right?

I started with two 1gb sticks of top quality fast (at the time) DDR2 RAM, rated to at least 800mhz, possible 1000. I've since added two 2gb sticks, making 6gb total. System Profiles (aka cat ...
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2answers
129 views

No 100% Memory Usage

I've 4 GiB RAM, and System Monitor shows 3.8 GiB. I think 200 MiB is for GPU. But I've never seen Memory usage more than 3.0 GiB. If memory usage is close to 3 GiB, it uses Swap, and when it reaches ...
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2answers
15 views

Restricting resources of user applications

Sometimes, either because of a memory leak or the computationally-intensive nature of a program, applications can start to slow down and ultimately freeze the whole system by claiming too much RAM or ...
0
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0answers
58 views

cached memory wont clearing up

For some reason my desktop pc which is running Ubuntu 14.04 don't want to clear the cached memory up. I find this strange because my laptop is clearing cached memory up as soon as possible. I'm ...
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1answer
74 views

some ubuntu steam games use more RAM than windows version

Why some steam games (as XCOM Enemy Unknown) need more RAM memory on Linux than on Windows? Minimum requirements for Windows are: Windows Vista / 2GB RAM and for Linux are: Ubuntu 14.04 (64 bit) and ...