For questions regarding the function of the entire operating system and issues that affect users system-wide.

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1answer
632 views

Ubuntu 13.04 random crashes

I'm having a problem which seems to get worse as time goes on. I'm having random crashes (image links at the bottom), It used to happen about once a week or so, but now it happens a few times a day. ...
0
votes
1answer
144 views

Can't Upgrade My Old Ubuntu System

I have a really old ubuntu system. Probably somewhere around 2.0.3 or something. i went to update manager but it wont let me download the new system. I have tried looking online for individual ...
1
vote
1answer
2k views

I want to execute a terminal command using php?

I have tried exec, shell_exec, system, but they didn't work for me. The command I want to execute is as follows: ./toolkits/collaborative_filtering/svdpp ...
1
vote
2answers
96 views

Is there an official list of trusted Ubuntu system processes?

List of default processes -- these running after fresh system install and after first system update. Both these most important and startup processes and these less. Preferably maintained by Canonical ...
1
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0answers
35 views

how to get same information of CLI in terminal? [duplicate]

as we all know that we will get some information like how many updates are available , login time etc while we login in CLI session of Ubuntu. is there any way I can get them in the Gnome-terminal ...
1
vote
2answers
644 views

Ubuntu 12.04 32bit System Fails Memory Testing

Results: "FAILED Meminfo total: 3097452 kB DMI total: 4096000 kB Accuracy: 75.00 Memory totals not close enough" I recently had some more RAM installed: I had 1GB. I added 2GB, giving a total of ...
1
vote
0answers
356 views

Cannot access local variables using systemtap

I am just getting started using systemtap. On my 64bit Ubuntu 13.04 system, I installed systemtap and dependencies + systemtap-doc and elfutils then added the ddep repository to my apt/sources.list ...
0
votes
1answer
93 views

suspected security breach

for a few days now, i'm seeing automated .log files and folders on my home folder, they are recreated even after they are deleted, couldn't make sure the source of it... file --> ...
0
votes
1answer
2k views

Error message that won't let me run package manager…(im new to ubuntu) [duplicate]

Reading package lists... Error! E: Encountered a section with no Package: header E: Problem with MergeList ...
0
votes
1answer
124 views

How does “show desktop” work?

How does Super+D work to show the desktop? Does it minimize all windows? Or does it set the desktop as "on top"? Or does it make all windows invisible? Can I exclude certain windows/applications ...
1
vote
1answer
76 views

“locate” process in Ubuntu 12.04

Frequently I have seen in the System Monitor a process called "locate", running once a day or more. It consumes a lot a CPU and I do not understand if it is useful or not. Can I configure it to run ...
2
votes
1answer
216 views

Ubuntu Python Error

It's been months since I used my ubuntu pc. I updated and upgraded it yesterday but when I run help('modules')in python I encounter this I haven't tried using python before I updated my system so ...
0
votes
5answers
3k views

Can ubuntu run all types of files, .rar, .zip, etc [duplicate]

I'm new to ubuntu, and I'm just now installing it, i've backed up some files and I'm going to completely system restore and I'm saving some files onto .rar's. from my website database. I was ...
0
votes
1answer
146 views

How can I make it so when I ssh myself my system info shows up when I log in?

I have a vds and when I log in my system info shows up and I'm wondering how I can do this with my desktop that's running 12.04 LTS because I love the feature. Here is a picture that shows the ...
0
votes
2answers
125 views

What do I need to download and how do I install those programs? [closed]

I am new to Ubuntu. I just installed it. I want to download my xampp servers, Spotify or Adobe's Flash Player, but I get suggestions of *.zip, *.ga or something. Operating Systems "Lunix", "Yum" and ...
0
votes
0answers
56 views

Ubuntu Won't Detect My Operating Sysytem [duplicate]

I want to install Ubuntu 12.04 on my Toshiba Qosmio laptop, that is preinstalled with Windows 8. I would like to install it side-by-side with Windows, not erase Windows 8. However, the installer does ...
0
votes
1answer
140 views

Is it possible to change ubuntu skin color?

Can we change the Ubuntu skin color to any other colors like silver. What i mean to say is the default Ubuntu color is Magento (one kind of pink color), i want to change the Ubuntu skin color to any ...
0
votes
1answer
397 views

How to restrict standard users from accessing system setting in ubuntu-12.04 desktop?

I need to restrict/prevent standard users from accessing "system settings" in UI ?
0
votes
1answer
102 views

can I find the kernel version in system logs

I am developing a new debugging technique bc my ubuntu crashes. I had this idea of running with older kernels and see if they behave better/worse. I know how to find kernel version using a command. ...
1
vote
1answer
1k views

why is there a (-11-System Error) whenever i run sudo apt-get update? [duplicate]

why is there a (-11-System Error) whenever i run sudo apt-get update? Something wicked happened resolving 'archive.ubuntu.com:http' (-11 - System error)
82
votes
1answer
57k views

Differences between /bin, /sbin, /usr/bin, /usr/sbin, /usr/local/bin, /usr/local/sbin [duplicate]

I'm running an Ubuntu Server 13.04, but I see the same on a 12.04: I have six directories with command files. These are: /bin /sbin /usr/bin /usr/sbin /usr/local/bin /usr/local/sbin What are the ...
0
votes
2answers
67 views

how do you add files to existing programs

How does the file system work with Ubuntu. How do you find where a program is and if needed how do you add file to it?
1
vote
0answers
44 views

system log not perpetually scrolling?

rsystemlogd is installed - when running - then system log is scrolling too with kernel.log and logging of eth0. Now it happens that system log is not scrolling despite of that rsystemlogd is still ...
4
votes
2answers
6k views

Can I convert Ubuntu into another form of Ubuntu?

Can I convert Ubuntu into another form of Ubuntu like Kubuntu or Ubuntu Studio and the system recognize itself as the new form?
9
votes
3answers
16k views

What is the systemctl equivalent

I am converting a package from .rpm to .deb using this tutorial. However, to test and debug the application I need to run it. The programs readme explains to run it as a service with: systemctl ...
0
votes
1answer
114 views

Using Ubuntu Software Center seems to force my laptop to a black screen then reopens login screen

First of all I am new to the world of Ubuntu, it is pretty much my first time using it, ever. The system seems to be running very stable, but I have run across one weird problem that I'm not quite ...
1
vote
1answer
1k views

Machine stops suddenly, Only hard reset can help

It is happens sometimes, im just working and suddenly machine starts lagging. Then it can totaly stops (Nothing works, mouse, keyboard etc.), or sometimes not. Jun 5 16:04:12 c0rp kernel: [ ...
1
vote
3answers
2k views

Output system processes via ps

I need to output system processes via ps. As far as I know, flag F (first column) is responsible for this: 1 means that this is system process. How can I output only these processes without others? ...
2
votes
1answer
2k views

Can't change / configure system settings

I just performed a fresh install of Ubuntu 12.04.2 LTS without any issues. I updated the software, I installed the recommended proprietary drivers, installed any additional software that I wanted with ...
0
votes
1answer
290 views

Which system calls will be used for command : cat < in (in is an existing regular file)?

I am an undergraduate computer engineering student and this question is one of my system programming course's exam question.Actually the question is " will not be used" and the options are : open, ...
0
votes
2answers
757 views

How do I install Ubuntu with a usb on a Dell that has no Operating System?

I've been trying to look for this for a while, I only have access to one computer and that is my school computer that has blocks on using a lot of programs thank god I can download Ubuntu. I'm trying ...
1
vote
0answers
40 views

How to create system image of ubuntu, which can be used to deploy on new systems? [duplicate]

I need to create system image which will have all the software & their configuration of the original system. (original system = system from which the image is created) I will be create multiple ...
0
votes
1answer
2k views

how to install system settings

I installed synaptic, and it wiped out the default system settings. I didn't like synaptic so I uninstalled it, but now, I don't have system settings anymore. How can I just install the system ...
2
votes
3answers
1k views

Missing Operating System after removing Windows though partition (gparted)

My laptop is divided into three drives: C, D and E. Windows was installed in C and Ubuntu was in D. I format C and E by deleting and to NTFS using gparted. But when I restart, it tells me a "missing ...
1
vote
1answer
89 views

How can I be able to start Windows 7 from Ubuntu, and not from grub? [duplicate]

While I was in Windows 7, I once changed my System Settings to have Ubuntu starting automatically, and since then I don't know how to run Windows again (what a stupid thing I did). Since I can't run ...
49
votes
11answers
77k views

System Monitoring Tools For Ubuntu

I am looking for System Monitoring tools which are GUI and Cli or Web Based which include Basic Functions such as CPU Usage Ram Usage Swap Usage Disk Usage ( Space / I/O ) Heat Monitoring I know ...
1
vote
1answer
207 views

Disable discovery or listing of HDD partitions

I would like to disable auto detection or listing of certain partitions in applications such as Nautilus. I have a HP laptop that contains a recovery partition along with a EFI partition and I would ...
1
vote
1answer
110 views

error with ubuntu 12.10

I just have deleted some file of the operating system and I have access just from the terminal. Everything else is disappeared. Last think I did it was a the installation of a python interpreter. Is ...
4
votes
1answer
115 views

I got a General Protection Fault while transferring files [closed]

SO I was transferring files from one portable hard disk to another (I had two of them connected to the laptop and suddenly the whole thing crashed. Any idea why this could happen? Should I be worried? ...
0
votes
0answers
5k views

How to speed up ubuntu 12.04? [duplicate]

I am using Ubuntu 12.04 and my system is too much slow, I want to speed it up. I have tried several apps and methods like jupitar, cleaning tmp file; but still my system is too much slow. System ...
2
votes
1answer
60k views

How to Fix “Read-only file system” error when I run something as sudo and try to make a folder/file?

When I try to save something or rename a file/folder it say this error " Read-only file system" or run something as root in the terminal it say this error sudo: unable to open /var/lib/sudo/"My User ...
2
votes
1answer
173 views

Can I delete libdrm.so files?

In my Ubuntu 12.10 /usr/lib/ folder, there are some files like libdrm.so.2.4.0, libdrm.so.2 . What are they used for? Can I delete them ?
3
votes
1answer
248 views

Should recursive shell script lock up the system?

I made a typo and ran my shell script recursively. Example: #!/bin/bash # filename: kill-me-please.sh ./kill-me-please.sh This caused my system to become unresponsive and all I could do was a ...
0
votes
1answer
188 views

How to have '~/.config/autostart' contents back?

I had to erased all the contents of the folder /home/rgr/.config/autostart in the recovery mode in order to start the computer because of a video card change. Is there a way to have those contents ...
3
votes
1answer
209 views

Why did Ubuntu try to self-destruct?

I was using Ubuntu happily for some months (almost fully updated, latest AMD driver and everything). About a week ago I started trying to install some games that I bought on Humble Bundle that I ...
0
votes
1answer
39 views

disable a key on an OS level

I have a volume control wheel on the basse of my laptop which I always spin by mistake. When spun, the letters 6~ start to pop up in rapid succession. Annoying as this is, when in my vim ...
4
votes
2answers
794 views

install Ubuntu 12.04 system requirements [duplicate]

My computer's information: Processor Intel Pentium 4 3.00ghz (2CPU) 2046MB RAM Can I install Ubuntu 12.04? Or will it be slow ?
0
votes
0answers
22 views

System image to be loaded to QEMU [duplicate]

Is there any way to take a snapshot of my current system and load it on another computer to QEMU?
3
votes
2answers
385 views

How can I tell how long for Watchdog to wait to stop all processes?

I have a server which is monitored by Watchdog, and experiences reboots occasionally due to faulty network hardware I am unable to replace at the moment. As I read, Watchdog sends a SIGTERM to all ...
4
votes
2answers
1k views

Accidently deleted /usr/lib, how do I restore it?

I know this is something I shouldn't do, but it happened(Ubuntu 12.04.1 LTS) as a root user I deleted /usr/lib folder. Any ideas how to restore it?