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

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0
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0answers
103 views

Ubuntu 16.04 running very slow [system spec]

Lenovo 100s 14" Memory 2 GB Processor Intel Celeron 1.6 GHZ x 2 Graphics Intel HD Graphics (Cherryview) 64 bit Any idea why Ubuntu 16.04 is running terribly slow on this system? I converted from ...
-1
votes
1answer
17 views

Lubuntu keeps on installing as if it is in a loop

Why does Lubuntu keep on installing? Goes into a loop. Gets to the point where is says you must reboot now. I click the reboot button and lo and behold, it starts installing again. What must I do? I ...
-1
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0answers
73 views

Installing Ubuntu 16.04 on new asus computer, problems! [on hold]

Trying to install Ubuntu 16.04 on a Uefi(?) windows computer. There is already a pre installed windows 10 on the computer which doesnt work. Im trying to switch to Ubuntu, after alot of googling I ...
-1
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0answers
62 views

System Freezing

I have Ubuntu 14.04 LTS. It randomly freezes, and I am unable to use the keyboard or mouse. The only way I have found to correct the problem, is to hard reset the PC, and then turn it back on. It will ...
17
votes
3answers
43k 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
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2answers
52 views

Is there a “variable” to see if computer is in sleep mode?

Is there some variable in Ubuntu (14.04) that could be read in bash script to know in which mode the computer is (active/sleep/suspend)? If yes, is it possible to see also for how long is it current ...
1
vote
2answers
5k views

How to force quit out of an infinite loop in a bash script gracefully

I wrote a bash script that logs keycodes in a simple file. I have put the code in a while loop because I want it to log continuosly. But if I run the bash script in the terminal, the cursor just keeps ...
0
votes
1answer
25 views

Permission denied(public key) in ssh while installing iotivity

When I run ssh gerrit.iotivity.org, I get permission denied(public key) error. Before this, I run the following command: ProxyCommand nc -X5 -x <proxy-address>:<port> %h %p with my ...
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0answers
22 views

Intalled Ubuntu restarted and now it won't boot. What do I do?

I took off windows 10 finished the installation and now it keeps asking if I want to install or try it out. What do I do?
1
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0answers
27 views

Ubuntu 14.04LTS - Random beep from system speaker

My internal speaker (mainboard) sometimes does a beep. This seems to happen randomly. Sometimes it happens every few minutes, sometimes it is quiet for hours. There seems to be no specific event ...
0
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0answers
23 views

General protection fault

Since yesterday I was receiving General Protection Faults errors (2 IIRC) like this I don't know if it's related, but yesterday, just an hour or so before the first crash, I've installed the ...
3
votes
1answer
2k views

Unable to find a medium containing a live file system with boot from iso

Unable to find a medium containing a live file system: reset/press Shift/c (command line) grub> insmod iso9660 grub> loopback l (hd0,6)/lubuntu-12.10-desktop-i386.iso grub> set root=(l) ...
0
votes
1answer
52 views

This requires installing packages from unauthenticated sources

This could be a duplicate, but nothing works. I'm updating this Updates and get this error in sudo apt-get update W:GPG error: http://download.opensuse.org Release: The following signatures ...
1
vote
1answer
7k 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 ...
1
vote
1answer
104 views

14.04 High Load Average - but no CPU

I've got as system with 6 hperthreaded cores and 64Gb of RAM, just stood up 14.04 wit KVM, and I'm seeing load averages above 50, with only a VM install going on. NO high CPU, NO high I/O, just crazy ...
0
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2answers
33 views

How can I change the system font?

I googled and I got nowhere- the unity tweak tool doesn't show the font I installed (that I really, really, want) Can anyone help? The font name is Raleway
0
votes
1answer
50 views

mkdir: cannot create directory ‘/media/virtualCD’: Read-only file system

I just want to create a simple folder in root directory but I face this message: mkdir: cannot create directory ‘/media/virtualCD’: Read-only file system. I appreciate your help in advance.
1
vote
1answer
25 views

missing letter in between words on every application and system

I just installed Ubuntu Studio 14.04.4 64 bits and a lot of my applications either the name of it or the function name went missing, example: Trash, it only shows h, when I selected it a few times ...
0
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1answer
22 views

Send programs from ubuntu partition to mint partition

To begin sorry for my bad English (I speak french). I had some problems from my Ubuntu system and for this I'm going to install Ubuntu mint on another partition to keep safe my data... And I want to ...
1
vote
0answers
21 views

About Hipchat4 stopped working system? Anyone have same problem? How Can I fix this?

Hipchat4 release on last week and I try to install new version suddenly, but after I use for 4-5 minutes my ubuntu desktop stopped working and can do anything otherwise shutdown only. Anyone have ...
0
votes
0answers
12 views

System Crashing

I have been trying to install pure data 'pd-extended' and I got this error: unknown error:<clas 'SystemError''>'(E:Malformed line 58 in source list/etc/apt/sources.list.(distparse))'.This ...
-1
votes
1answer
37 views

How to start a application when system boots up? [duplicate]

I have an application which I was running by using ./cmd from the directory where it is located. Now what I am looking for something by which the application starts automatically when my system boots ...
0
votes
1answer
19 views

System Monitor with data logging

Is there some application that allows system monitoring with value logging ? Most of system monitor application usually shows current system usage (CPU/RAM/HDD/NET etc) with (sometimes) small history ...
-1
votes
1answer
37 views

Unstable system when low disk space

When I tried to fill the system disk to full (100Mb and less space remaining), I noticed that Ubuntu is quite unstable, for example when I open the System Monitor, it doesn't open, only blink; or when ...
0
votes
0answers
17 views

Trying to fix no-audio now no system center icon

I began trying to fix a no-audio issue then lost the system center icon. I have implemented all suggested fixes on this thread with no result. The last situation is this: ...
0
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1answer
2k views

how to install robomongo ubuntu system please let me know

I am using monogodb and I want to install robomongo, How can I install robomongo on ubunto by command base. Please help me
0
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0answers
13 views

Extreme lag on first boot after installation

Month's ago, i tried install ubuntu 64 bit in my laptop and its work fine, and then i tried linux mint 64 bit its work fine too. But recently i have tried to install ubuntu 14.04 64 bit, but this ...
1
vote
1answer
38 views

how can I override priority between paths of /bin and /usr/local/bin?

Today I wanted to run ss -tpla command to see network connections, to my surprize I got error: unknown option -t. Then I checked location of ss command: ~$ whereis ss ss: /bin/ss /usr/local/bin/ss ...
0
votes
0answers
28 views

launch xkill from icon?

While alt-F2 will allow me to launch xkill, how do I add an icon for that in the dock? I'm not using the Gnome panel. Using Ubuntu unity, 15.10, wily
14
votes
7answers
71k views

GConf Error: No D-BUS daemon running?! How to reinstall or fix?

After installing Konquerer and restarting my laptop i got the following error while trying to open, edit or access files as root from within Terminal (which is existencial for me). ...
0
votes
0answers
48 views

Can I share file on adhoc network?

I've installed vsftpd and samba after that I created an adhoc connectivity on the Ubuntu. Then i got 10.42.0.1 as the host IP. I connect my mac to the Ubuntu adhoc. And when I open ftp://10.42.0.1 ...
5
votes
1answer
124 views

How do I know if I'm using a GPU?

How to find out in Ubuntu (14.04) whether the processor has a GPU or not? I went through a few links and the results are as given below for my system specs. $ lspci | grep VGA 00:02.0 VGA compatible ...
4
votes
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
29 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
votes
0answers
14 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
votes
1answer
14 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
votes
0answers
12 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
vote
0answers
106 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, ...
0
votes
0answers
34 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
votes
1answer
40 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 ...
131
votes
1answer
88k 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
votes
3answers
18k 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 ...
0
votes
0answers
9 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
24 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
votes
0answers
35 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
0answers
21 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 ...
2
votes
2answers
59 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
votes
2answers
33 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
votes
1answer
42 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.
3
votes
3answers
8k 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?