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

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23 views

I installed Ubuntu on my laptop and it is so slow! [on hold]

I just downloaded and installed Ubuntu 14. It is extremely slow and my laptop heats up to 90 degrees when I am trying to watch a video. here are my laptop specifications:
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0answers
14 views

systemd-udevd using a lot of CPU power

I noticed that my laptop started running a little hot and the fan started to kick in more and I saw that systemd-udevd was using a lot of my CPU High CPU usage shown in top so then i did a strace ...
4
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2answers
1k views

Can system event sounds be assigned in Ubuntu 14.04, rather than the default system sounds?

I was wondering if there is a way to use custom system event sounds in Ubuntu 14.04? The only settings available in the System Settings → Sounds tab is the default theme. If so, must this be ...
1
vote
2answers
19 views

File system goes read-only when using file explorers

I have a problem with my 15.10 system and it goes as follows: When using Nemo or Nautilus (these are the two I've tried) works fine as long as I explore my home directory only. Visiting 'File ...
0
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0answers
12 views

Why does ubuntu seem to be running in safe mode?

New to linux. finally got ubuntu 15.10 installed but after lots of screen flickering and many restarts the desktop only seems to be running in some sort of safe mode.Can anyone suggest how to diagnose ...
0
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1answer
9 views

Include apt.history.log in systemlog

I am trying to find a way to Include apt.history.log in the systemlog so the logs will automatically be sent to a remote centralized log server I have running. But is this something there is ...
0
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0answers
8 views

System Testing doesn't work

My OS is Ubuntu 14.04 LTS and I have a HP Pavilion dv6500. Every time I launch System Testing, it breaks after an hour of use (I cannot precisely tell in which test it breaks). It restarts my PC and ...
1
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0answers
92 views

System settings suddenly locked to defaults

I accidentally pulled the power cable from my laptop, which is without its battery, during a session of Ubuntu 14.04, causing a hard shutdown. I then plugged the cable back, turned the laptop back on, ...
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0answers
19 views

Google Chrome Crawl/system hog on Ubuntu 15.10 desktop

I finally upgraded my desktop to 15.10 from 15.04 during Nov '15 with excitement only to be continuously disappointed as Google Chrome seems to 'hog' the system, make browsing really slow* with ...
0
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1answer
30 views

run 64 bit version on 32 bit operating chip

Does anyone in the Ubuntu community know of a way to run the 64 bit version of Ubuntu on a 32 bit operating chip. My old laptop is running an Intel M 1.7, 32 bit chip? By way, I mean as a package ...
115
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1answer
78k 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 ...
5
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3answers
13k views

Very large log files, what should I do?

(This question deals with a similar issue, but it talks about a rotated log file.) Today I got a system message regarding very low /var space. As usual I executed the commands in the line of sudo ...
1
vote
1answer
4k views

“i8042 no controller found” error while trying to install ubuntu on Mac Book Pro early 2011

Trying to install ubuntu with rEFInd on a mac book pro 15 early 2011 model. "i8042 no controller found" error comes up and prevents installation. I have read the other answers regarding the topic but ...
0
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0answers
8 views

Linux Syscalls mechanism - exit function

I am trying to understand linux syscalls mechanism. I am reading a book and it in the book it says that exit function look like that(with gdb): mov $0x0,%ebx mov $0x1,%eax 80 int $0x80 I understand ...
0
votes
1answer
16 views

Can't access to the system after an update

Last night I got security updates notifications on my laptop operating under Ubuntu 14.04 so when I procede I got error message telling me that I need some 25Mo of space .. So as usual I made ...
0
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0answers
25 views

System hangs frequently Ubuntu 14.04

I am using a Sony VAIO VPCCB35FN with 500 GB HDD, 4GB RAM, I5 processor and 1GB AMD RADEON Graphics card. I was dual booting my system with windows 7 and Ubuntu 14.04. I recently removed Windows and ...
0
votes
1answer
30 views

Unstable system when low disk space

When I tried to fill system disk to full (100Mb and less space remaining), I noticed that Ubunstu is quite unstable, for example when i open System Monitor, it doesnt open, only blink.. or when i ...
0
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0answers
14 views

how to delete a file using its inode number in busybox?

while doing a random compilation I created a file that has unreadable character as its file name so, I want to remove it using its inode number. I got some options in the internet but they don't work ...
1
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2answers
20 views

ubuntu demo available

Is there such a thing as an ubuntu demo video or a "Take a tour" video to view prior to installing ubuntu? I am seriously considering replacing Windows 8.1 with ubuntu but I'd like to see it in action ...
0
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2answers
29 views

Is there any gui to make a global (system and devices) search in Ubuntu?

I've searched for this topic but it seems that I'm the only one with this problem. The search for files default app allows to search only in a specific place. I would like to search, let's say, for a ...
0
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1answer
37 views

How to know that my ubuntu system is clear from bad file? [closed]

How to know that my system have been accessed through by backdoor and how to know there is rootkit, malware or trojan in my ubuntu system.
2
votes
3answers
6k views

How to change input language?

I want to be able to switch between my input languages, but I can't drag and drop the languages in language support because the languages seem to be greyed out, what should I do?
0
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1answer
17 views

system-wide git settings

I would like to set git defaults for all users on my system. Where can I find the global system-wide configuration? There is no such file as /etc/gitconfig Thanks.
0
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0answers
25 views

Suspicous activity cause huge syslog file(over 200G)

I installed a ubuntu 15.10 a few days ago. Two things are running on the ubuntu machine. The first one is "Desktop Sharing", and I use VNC on mac to control the ubuntu machine through IP address. ...
2
votes
3answers
70 views

Silence system sound on startup (mac)

I want to silence the mac startup sound on Ubuntu. I completely removed Mac OSX. My computer is a MacBook Pro 8.1 and I have installed refind as EFI boot manager.
0
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0answers
19 views

System requirements for Ubuntu 12.04 with gnome DE

I just installed Gnome Desktop environment on my ubuntu 12.04 to make my computer run faster. Of course,the computer got faster but not as much as I expected. I've : Intel celeron 2.8ghz DDR3 2GB ...
0
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0answers
13 views

Ubuntu wont load from USB

I made a live USB from ubuntu and I'm using it as persistant. My problem is the when I plug the USB to the port it will take hours to load after I boot from USB. Why does it take too long to load the ...
0
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0answers
6 views

Are there any 'normal' system changes which require a reboot? [duplicate]

Other than certain system updates and package installations, are there any actions which require a reboot of the system? I'm interested in fairly regular stuff like adding users and groups etc (sorry ...
0
votes
1answer
28 views

Can not install Ubuntu 14.04

I get the following error while loading Ubuntu. White screen appears with cursor blinking. error screen init failed for driver 0 Can someone help please?
0
votes
3answers
89 views

What would be a good Ubuntu/Alternative OS for my laptop? [duplicate]

I have an Asus R503U laptop with AMD C-60 1.0 GHz processor with 4 Gb of RAM. It is a 64-bit system. I also have a lower end Radeon Graphics card. Currently I am running Windows 10. I'm looking for ...
0
votes
1answer
59 views

Why can not I log in Ubuntu?

After a failed installation cuda, I entered the password correctly, but this does not lead to anything. What should I do? Console screenshot >> http://i.stack.imgur.com/R80E3.jpg Reset ubuntu :)
1
vote
0answers
111 views

Why can I not use the CAPS LOCK key when typing in my system's GUI?

I am running Ubuntu GNOME 15.10 with GNOME 3.18, and recently (after changing my password) the caps lock has suddenly not been working, now, I haven't yet noticed whether or not it is for everything ...
2
votes
1answer
878 views

how to set owner and permission to a cryptsetup made device?

I have an encrypted loopback volume. I need to mount and umount the volume manually, so I use cryptsetup luksOpen and cryptsetup luksClose . However, under all sessions (gnome/xfce/kde/unity), when I ...
74
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12answers
107k 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
261 views

Skype window problem in Ubuntu 14.04

Skype app in my Ubuntu system work perfectly. But today when I run the app, I see this: How Can I fix this?
2
votes
2answers
7k views

How to “get” system proxy settings?

I want to set proxy in my system firefox from firefox that I use by VPN. in VPN's firefox in Preferences/Advanced/Network/Settings the checkbox "use system proxy settings" is checked. where are ...
1
vote
0answers
1k views

Installing Ubuntu Desktop without a Desktop Environment?

Background I have put together my own desktop environment in Arch Linux, and I'm interested in setting up Ubuntu with the same environment. One way to do this is by installing Ubuntu Server and then ...
1
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0answers
52 views

Change notification email subject - Nagios

Anyone can give an idea about, how can I change my Nagios email alert subject? I have google for sometime and every result says to change the command(notify-host-by-email) definition in commands.cfg ...
0
votes
1answer
206 views

Unattended installation using kickstart and preseed gives blank screen

I have build my own custom image of ubuntu server 14.04.2 for an unattended installation using kickstart and preseeding, and it all looks good, but when the installation finishes it gives me nothing ...
0
votes
1answer
32 views

What is Nautilus File system type

I am a beginner for Linux/Unix,according to what i have learn and researched there are ext ,2,3,4 and a GUI version Nautilus or such similar ones.. How do i know if graphical file managers use ext 2,3 ...
0
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0answers
148 views

Upgrading Ubuntu 15.10 error

Hi guys this morning i tryed to upgrade my system, from Ubuntu 14.04, but I can't complete the operation because I found this error, can someone help me? The upgrade has aborted. Your system could be ...
0
votes
0answers
18 views

Lightdm will not install, whole system broken

I installed Lubuntu the other day and all was great until I exited i3 and the screen was black with a little white line (like a terminal but typing commands didn't work). All that happens now is the ...
0
votes
3answers
23 views

ampersand in web adress

Using Ubuntu 14.04, if I want to run for example: system("firefox http://example.com/123&456"), firefox only opens http://example.com/123. How can I get it to open the full address?
2
votes
1answer
61 views

List Installed Program Using C/C++ [closed]

I need to complete a short audit program written in C / C ++, which list the programs / apps installed on machines running Ubuntu, at first I could accomplish the task using "system (" dpkg -l> / tmp ...
0
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0answers
44 views

How to install Docker on Ubuntu and make usability explanation Docker?

I want to install docker in my ubuntu system, What is the use of Docker? How do I install it? And how to use the Docker in ubuntu? I've read and read in ...
11
votes
6answers
76k views

How I do a system restore?

Problem I Faced I installed something that crashed my Wifi drivers that I compiled earlier. Un-installing the same package doesn't helped. Finally, I re-compiled my wifi drivers and things are good. ...
0
votes
1answer
39 views

I can't enter the system

When I meet some errors,I shut down my computer. When I reboot it displays . fsck from util-linux 2.26.2 /dev/sda10: recovering journal /dev/sda10: clean,282317/4087808 files,6470239/16339200 block ...
0
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0answers
16 views

How to boot ubuntu amd64 in BIOS?

I want to install ubuntu amd64 in my 64 bit pc using BIOS firmware. Remember I have BIOS not UEFI firmware. Is latest ubuntu oses boots in BIOS also? Please reply asap.
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votes
3answers
3k views

Acer Chromebook 13 CB5-311-T1UU

trying to install linux on my Acer Chromebook 13 CB5-311-T1UU can you install linux on NVIDIA Tegra K1 quad core CPU processor?
2
votes
1answer
88 views

Ubuntu detects ACPI batteries on my desktop computer - thinks it is a laptop

I installed Ubuntu 14.04 on my desktop computer with ASUS m5a97 Evo MoBo. There is this battery indicator on my desktop. I already ran: sudo laptop-detect -v and it returned -> We're a laptop (ACPI ...