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

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 ...
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4answers
45 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
15 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
15 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
21 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
36 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
43 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
61 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 ...
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0answers
12 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 ...
0
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1answer
29 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
21 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
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1answer
58 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. ...
0
votes
1answer
31 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. ...
0
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0answers
31 views

Systems is Only Using 4.7 GiB out of 6GiB

I'm running Ubuntu 14.10. So, I've followed all the steps listed here: Ubuntu 14.04 (amd64) not detecting all of my memory And everything seems to be ok. There ARE 6Gib installed on my computer, as ...
1
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1answer
19 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
17 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
votes
1answer
58 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: ...
2
votes
1answer
380 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
49 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 ...
0
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0answers
36 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
26 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, ...
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2answers
51 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
19 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
7 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
161 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
votes
1answer
35 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 ...
0
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0answers
12 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
70 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
19 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
votes
1answer
45 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 ...
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0answers
15 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.
0
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0answers
51 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
44 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
votes
2answers
224 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
vote
2answers
91 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
62 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
votes
0answers
57 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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vote
2answers
97 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
14 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
votes
0answers
40 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 ...
1
vote
1answer
55 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 ...
2
votes
2answers
82 views

Does Zombie process cause memory shortage? Does it killed by init process eventually?

I have zombie process problem and it's a first time I've met it. So I don't know how to solve this problem and concept. I read some article posed 1 year ago (link) and It said like below: There is ...
0
votes
0answers
74 views

Amount of memory changed?

I've noticed that the amount of memory in Ubuntu 14.04 has changed, when I view the output of free I notice that it says 16304096. I find this weird because it was 16304120. After I booted in a older ...
0
votes
1answer
24 views

Will RAM manage the peripherals or they will have separate memory?

In a LINUX system the Virtual Address Space is 4GB here as the Physical Memory depends on the RAM which we are using. For example I have a system of 1GB RAM and my Monitor requires 256MB in-order to ...
0
votes
0answers
164 views

Invalid memory info showed by lshw and dmidecode (DDR2/DDR3)

I'll be grateful I someone would tell me why my Ubuntu (14.04) shows invalid memory information? I have installed DDR3 memory (and also my BIOS reports it as DDR3), but commands shows info about DDR2. ...
0
votes
1answer
80 views

ubuntu 14.04 is slow @ 12gb Ram

Recently I was upgrade my ubuntu to 14.04 ,after that for any event(copying a file or running any application)it is only consuming 3gb of memory only . it is not able to use my entire Ram .Due to ...
0
votes
0answers
64 views

Does VM require Swap? su: fork: Cannot allocate memory

We have Mysql Server in AWS environment in Ubuntu 14.04. Recently our server lost new connectivity like ssh, or scp any connections due to cannot allocate memory. And my existing connectivity to ...
0
votes
0answers
41 views

How can I have tcpdump write to a memory buffer rather than file?

This script I wrote to suspend my media server when not in use. I know there are probably more efficient ways to write this, but I am a beginner. This is really my first script I've ever written. I ...
2
votes
2answers
194 views

32 or 64 bit, which one is suitable for 3GB RAM but legacy specs? [closed]

Well, today when I headed to download page, there were 3 options for me as follows: 64 Bit 32 Bit (for machines with less than 2 GB RAM) 64 Bit Mac (AMD64) I know that you need a good system to ...
0
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0answers
121 views

Ubuntu 14.04 detects 4 out of 8 GB of ram in dual channel mode

I have 2 x 4 GB sticks of RAM. My motherboard (Gigabyte GA-970A-DS3P) supports up to 4 sticks and 32 GB of memory in dual channel mode. However if I install my memory into the slots recommended in the ...