Questions related to memory usage related to RAM, swap; issues expansion, in Ubuntu.

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What is this and how can this happen? Is this a security issue or can it be a virus?

From the last 3-4 days, my laptop has started becoming much laggy when I'm working on Android Studio or if it is just running in the background. So, today again I was working in Android Studio. My ...
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2answers
33 views

Allocate less memory to processes to load a 6.8 GB dataset into R running on 8 GB machine

My idle system (64bit Ubuntu GNOME 15.10) uses around 2.5 GB RAM after restart, i.e. there's no running program launched by me. None of the applications I installed starts on startup. Which system ...
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2answers
161 views

How to allow a process to use more memory

I am trying to run a game on Steam at a decent speed. I exceed the system requirements for this game, and the game is already set to minimum graphics, but it is still running slow. I have been using ...
2
votes
1answer
95 views

How to find out which programs are taking up alot of memory?

I've been getting messages that I have exceeded my quota limits. I am new to Linux and am not sure what to do. With windows, I could easily just go to Control panel, add/remove programs, and uninstall ...
2
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1answer
271 views

unity-music-daemon uses large amount of memory

When I boot my Ubuntu 13.04 up, I noticed that my fans goes crazy and when I had a glanced at System Monitor, I saw that a process called unity-music-daemon is using a large amount of memory and CPU. ...
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1answer
90 views

Ubuntu 14.04.1 is consuming 7.8 gigs of 8 gigs ram?

Actually had to create a new account due to openid 2.0 obsolete....I havent been on Askubuntu in quite awhile but tonight I was doing some work on a website when noticing my computer for once was ...
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1answer
93 views

Creating a script involving the memory usage of processes

How can one create a bash script that displays the sum of memory usage for the processes which have PID<100?
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1answer
79 views

ubuntu server crash after build.sh run

I have a build server with Ubuntu. And in my source code there is typical build.sh to invoke the make file in order to compile the source code. But suddenly the server crashed and I found the below ...
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1answer
598 views

Unusally High RAM usage by ESET NOD32 (Linux Desktop)

Recently, I'd encountered unusally high RAM usage on both my Ubuntu 12.04 LTS laptops (32-bit and 64-bit desktop OS versions). I noticed that, immediately after system startup, ESET will load 2 ...
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1answer
46 views

Software to track application profile

I am developing a software for number theory investigation, and I am suspicious that is leaking memory. It would be very nice to log the CPU, and RAM usage of this program through some application. ...
0
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1answer
27 views

monitor memory usage of a single process in Ubuntu

Do you know How to monitor memory usage of a single process? I want to get Memory usage over a given time frame including maximum usage and average usage. Don't tell me use top -p PID, since I ...
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1answer
38 views

Computer slows down

I am running latest Ubuntu having upgraded (twice now I think). When I boot up, my computer is using 600Mb of memory. I then use 3 instances of Chrome with multiple tabs, Atom and VS Code and run gulp ...
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1answer
38 views

Is there any way to remove space to the `/home` partition and assign to `/` partition?

I am new in ubuntu. I am using Ubuntu 14.04 on dual-boot system with Windows 8.1. I need ubuntu to work with databases that handle large volumes of data. When configuring the system I assign to the ...
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1answer
82 views

Why is that much memory used while I only have a terminal window open?

I just installed Kubuntu 15.04, installed VLC, Chrome and configured some settings then ran sudo apt-get upgrade to upgrade the system and noticed that 2.6 GB of ram is being used! (and 3.4 GB while ...
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1answer
150 views

Firefox is using too much memory and is freezing my machine

I have some 40 machines in our company. They are running Ubuntu 14.04 with 4Gigs of RAM. Very recently I noticed that almost on all machines Firefox browser is using around 1.2 to 1.5 GB of RAM and ...
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1answer
33 views

Can we find out the software components which are currently resident in the memory.

Can we find out the software components which are currently resident in the memory. If yes, how? Any command to find the software components?
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1answer
523 views

mysqld is suddenly taking too much memory and my laptop is getting hotter

I have been using ubuntu 14.04 for a while but really new to linux command line stuffs. I mainly use it for Java/android/web development purposes. Sometimes I notice my laptop gets more hot than ...
0
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1answer
3k views

Why does ubuntu not seem to release memory?

I am working with apache2+php and other web server apps. I have monitor as session connecting to a web server. RAM memory is full. But when disconnecting a session, it does not free the RAM memory. ...
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1answer
6k views

How to clean up dev/sda1 as it's full

I've been doing jmeter tests and have had a few OutOfMemoryExceptions, so I've bumped up the heap memory in JMeter. But now it seems I can't run anymore tests as it says I'm using 94.9% of 14Gb. When ...
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1answer
66 views

Ubuntu 12.04 LTS doesn't recognize full memory?

I have Pentium 4 Desktop, Intel D915PGN mother board with a full 4 GB of ram, but my Ubuntu 12.04 64 bit only recognize 3 GB of ram, do you guys have any suggestion? Thank you
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1answer
92 views

Memory is not released from swap when a program is terminated

Memory and swap are both near maximum. I shut down all the processes I initiated. The memory and swap are still both near maximum. Is there a way to release the memory used by a terminated program? ...
0
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1answer
107 views

Disk and Ram Memory size

I need to know the disk size and the ram size of LAMP + Chrome. How can I check it... on ubuntu 11.x and 12.x Thanks
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1answer
45 views

Why does ubuntu not protect itself against memory shortage

If you create a very simple script, simply pointing at itself ie: /home/user/loop.sh and then executes the script in terminal (as regular user), it starts to consume more and more memory, until the ...
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1answer
167 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 ...
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0answers
80 views

“-/+ buffers/cache memory” is zero

i have an OpenVZ VPS with ubuntu server 14.04.2 and i can access to a SolusVM control panel. Recently, "memory usage" is always 0 KB, and only "vswap usage" shows real swap usage. if i run free -k i ...
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0answers
47 views

Is it possible to suspend applications?

The main idea is to add a "suspend" button to the title(behind the "quit" cross button) of the application window that will copy the memory taken by application to swap/local storage with pid ...
2
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0answers
218 views

14.04 - What's with systemd-udevd? Heavy CPU and RAM usage when system idle w/o any application running

I have left my laptop on overnight for charging two video recording devices via USB. Next day I woke up, I found that there was heavy CPU, ram, and swap usage (screencap for reference). In System ...
2
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0answers
88 views

Weird java memory allocation

My task manager shows that for my java process memory allocated is 16777216.0 TB (yep, TB). It happens when programming swing application with eclipse 3.8. Oh, and my distro is lubuntu 14.04. Nothing ...
2
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0answers
175 views

Why do I run out of memory even when nothing is running?

I am currently facing a problem that when I run Uclust, it keeps showing me mymalloc running ot of memory. The thing is that cuurently nothing is running in the system and my memory shows I am ...
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0answers
49 views

Set limits on processes ubuntu

I am using my ubuntu to do some programming assignments at college and it keeps hanging. For example, If I have an infinite loop in my C code by mistake, ubuntu freezes. If my C program allocates ...
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0answers
62 views

Why does indicator-sound-service use so much memory?

What can it possibly be doing to require that much memory? Thanks. -Erik charm /etc/xdg/xfce4 282# cat /etc/lsb-release DISTRIB_ID=Ubuntu DISTRIB_RELEASE=15.04 DISTRIB_CODENAME=vivid STAT ...
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0answers
1k views

Ensuring fail-safety of an Apache server

I have a few Wordpress websites running on Apache 2.4.7 / Ubuntu 14.04.2 LTS. It is a virtual machine running on Microsoft Azure. The websites are using a MySQL server also running on the same ...
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0answers
243 views

TuxOnIce hibernate error “seeking to free XXXXMB of memory” on Ubuntu 14.04

My desktop PC did not support for hibernate on Ubuntu 14.04. Therefore, I installed TuxOnIce (kernale 3.13.0-36-generic-tuxonice) to enable hibernate feature. Now, the hibernate feature works fine on ...
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0answers
67 views

How to persistently limit resources of a program

I am running several programs on my computer and under normal circumstances my RAM (2GB) and CPU power is sufficient. However it occurs that a single program suddenly turns the system permanently ...
0
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0answers
9 views

Workaround for program with memory leak

The caffeine indicator (which keeps my screen from turning off when I'm watching something), over time uses increasing amounts of memory, such that at the moment (having run for a week or so) it's ...
0
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0answers
33 views

Ubuntu Memory Low

When I SSH in, my memory usage is at57%. It looks like I have very little RAM available but I don't think that was the case before... ubuntu:/etc/projects/myapp$ free -h total ...
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0answers
15 views

Atom is too slow on Xubuntu

When I open Atom on Xubuntu all the application start lagging unlike Sublime text editor. Before I open Atom: After I open Atom:
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0answers
8 views

Erase swap memory storage when app load decreased

I have enough RAM for most purposes, but sometimes I inevitably get carried away with the number of apps and tabs I have open, pushing short-term memory storage into swap. I'll then do an inventory ...
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0answers
30 views

No keyboard input on login screen

On the screen where I would normally enter my password to unlock my computer I cannot type anything. I've tried switching USB ports for my keyboard and even check to see if the keyboard does work in ...
0
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0answers
31 views

Memory usage between Ubuntu releases

What is the difference in memory usage between LTS Ubuntu releases. I rent a Dreamhost VPS with 300Mb that provides Ubuntu 12.04.5 LTS and I am afraid that if I upgrade I will lose ability to run ...
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0answers
57 views

Can Ubuntu get slow due to chrome using too much of the ram?

I work a lot with the browser (Google Chrome) and I open many tabs. Sometimes my system slows down and I think it should not happen to a brand new mid range good quality laptop. I am just wondering if ...
0
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0answers
15 views

Memory overflow issue with cpp program

I am facing quite a strange issue nowadays, I am not sure why I never noticed it previously. When I am running a cpp code and if there is some infinite loop or some erroneous thing which is causing a ...
0
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0answers
136 views

Running Heroes of the Storm on Wine

I installed heroes of the storm and changed it to the 32-bit client (like it says to do on wineHQ), but everytime I run it, the screen becomes completely red, and if I do anything it crashes and says ...
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0answers
147 views

Cgroup (cgrules) does not work on reboot

I am currently using cgrules to limit the memory usage for specific users. Currently, I have set-up a cgconfig.conf file and cgrules.conf file. I then manually call the following commands: sudo ...
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0answers
22 views

Can't load admin settings

Hi I have recently done ddr recovery on my account on ubuntu via terminal however with the recup files have totally used up all the memory on my laptop and I couldn't find a way to delete them and at ...
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0answers
63 views

Getting ' Critical Low Memory ' error in ubuntu 12.04.

Though my system has enough RAM and ROM memory. It is showing me this error. Previously it was showing " Low memory " only. But now it is showing " Critical Low Memory ". Can anyone help me in ...
0
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0answers
85 views

Why my memory is shooting to nearly 100 percent which makes my laptop unable to work?

I am a newbie. I am currently using xubuntu 14.04 on my old dell laptop (~8-9 years old). When ever i watch any video on YouTube or similar site the video is not coming properly. I am not able to do ...
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0answers
19 views

Ubuntu VM shows different RAM then what vCenter is showing

I created a 64-bit VM with 4 GB of RAM and installed Ubuntu 14.04 64-bit The command, free –g, shows a total of 3GB The details screen on the desktop shows 3.9 GB vCenter Server Performance Monitor ...
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0answers
70 views

How can an application be allocated to multiple core CPU's?

In Ubuntu 14.10 64-bit, running femm42 finite element analysis software via wine. The solver reports "out of memory" when it attempts to create/load the "mesh", which is done through embedded Triangle ...
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0answers
75 views

What in install.sh in Kubuntu 14.04?

My laptop fan is sometimes loud when running Kubuntu 14.04, I guess it is because of one process taking 12-13% of CPU memory. I am new with KDE/Kubuntu. What is that? Should it be running like ...