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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1answer
23 views

Please help, I can't access my pc after bad upgrade

as above my system has failed. I was using 14, when I was given the option to upgrade to 15. During the installation it froze, therefore I had no option but to restart. It now just boots to a basic ...
1
vote
0answers
7 views

HDMI cable plug in takes away my monitor

I am using Ubuntu 14.04 LTS. When I plug the HDMI cable into the back of my PC everything on my monitor transfers to the TV and the only thing on my monitor is my background image. Can't seem to find ...
0
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0answers
15 views

the whole system almost idle for 5second,

sometimes,I access the internet by firefox 46,the whole system almost idle for 5second ,after that back to normal. it occours occasionally ,how can i do and report it??
1
vote
1answer
16 views

Can't boot Windows without connecting external device that has Ubuntu installed on it

I made a Ubuntu bootable USB, let's call it USB A. I used this USB A to boot Ubuntu and install Ubuntu (with third party software) in my external hardware device (let's call it USB B) My notebook ...
0
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0answers
27 views

My localtime is wrong after ubuntu 16.04

I installed Ubuntu 16.04 on March. After login in first it was 4 h wrong, second installition 8 wrong, now I installed Ubuntu 16 thrid time and system time is 12 h wrong. I'm located in Finland and I ...
3
votes
1answer
34 views

what does this mean for a module to have a bad taint?

When looking at the syslog (dmesg), I get several of: <module name>: module has bad taint, not creating trace events What does this mean ?
0
votes
1answer
58 views

Missuse of chmod -R 777 ./ [duplicate]

I ran something like: sudo chmod -R 777 /. In my Ubuntu 16.04 LTS it shows many errors on display, but anyway, the damage was done. Now I can't use sudo sudo: error en /etc/sudo.conf, línea 0 ...
0
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0answers
15 views

System backup and Restore

I have been keeping a backup of my linux ubuntu on a usb. I unisntalled wps office and now because wps has removed it from online I cannot reinstall. Therefore I restored a previous backup where I had ...
1
vote
1answer
62 views

Network Adapter & System Time Problems on my ROG GL552VX Laptop

Every time I first boot my new laptop into 16.04 LTS, and then reboot into Windows 7 (needed for my work), I get those 2 problems : 1) System Time gets a 2 hours difference in Windows (5.14pm under ...
1
vote
1answer
34 views

Regarding Installation 16.04 Lts

I have downloaded Ubuntu 16.04 from its website through torrent but i am unable to install it because it doesn't contain auto run and wubi file, what to do now?
4
votes
4answers
241 views

System monitoring with email notifications

I currently have an Ubuntu Server 16.04 LTS and I want to be able to receive email notifications with information about the resource usage on my server. CPU, memory, swap, you name it. I understand ...
-1
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0answers
16 views

Grub boot from BIOS of Ubuntu

i need that you ask me about how to boot grub with two operatives system on the virtual machine. I´m ruuning with Windows 10 and Xubuntu 16.04 with UEFI configuration. Sudenly that Winddows 10 runs ...
0
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0answers
13 views

syncookies disabled despite setting in sysctl.conf

Using Ubuntu 14.04.4 with Unity desktop. I've tried setting net.ipv4.tcp_syncookies=1 in /etc/sysctl.conf, but after booting it is set to 0 (checked using cat /proc/net/ipv4/tcp_syncookies). What is ...
0
votes
0answers
17 views

Understanding the reason behind a freeze using system logs to file bug

My Ubuntu laptop just froze a few minutes ago (like it is frequently doing) making me reboot it using the hardware forced way. I would like to know the cause behind it so that if necessary I can file ...
0
votes
0answers
25 views

Bug on Ubuntu 14.4

I have a bug on Ubuntu 14.4 which a[ways end with the dreaded: Errors were found while checking the disk for / or: Disk drive for /temp is not ready after about 2 weeks from which I cannot recover. I ...
0
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0answers
24 views

How to recover last journal on ext4 file system?

In this scenario user accidentally delete (shift+delete) files. Which is the best method to recover journal of ext4 /dev/sda1 partition of disk ?
0
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0answers
68 views

Ubuntu 16.04 install freezes at hardware configuration on HP Pavillion DV8125nr

I've tried many different routes to install by DVD but each and every time the farthest the install gets is to the hardware configuration phase at about 80-90% completion. I've checked all the usual (...
1
vote
1answer
43 views

Possible MySQL error occurred during system upgrade

Run on terminal the command sudo apt-get upgrade. After a few seconds appears this: Errors occurred while processing: /var/cache/apt/archives/mysql-server-5.5_5.5.49-0+deb8u1_amd64.deb E: Sub-process ...
2
votes
1answer
993 views

How to avoid someone using the “sudo” command to get unauthorized root access to my computer?

After understanding, what 'sudo' command does, I want to protect my computer from someone who wants to use this command for illegal purposes.
0
votes
1answer
16 views

Ubuntu 15.04 is slow after startup

In my laptop I'm using Ubuntu 15.04 and it's core i3, but the system is slow even when I open firefox, chrome and webStorm. RAM is 4Gb. Sometimes cpu1 and cpu2 usages are getting higher.. What can ...
0
votes
1answer
16 views

How to recover Formatted system files data windows 7?

I was installing new version of windows as win 7 nd i mistakenly formatted drives of my system. Previousy four drives were there but now only one is displaying for installing. As i am unable to boot ...
0
votes
1answer
26 views

which system command should i use to get the desired output given below

I need to write a system program that imitates who and w.Print the time since login(in the form HH:MM:SS)and the host name. Allow for a command line option -p that also prints the interesting ...
0
votes
1answer
152 views

X.Org Nouveau display Ubuntu 16.04

Im running Ubuntu 16.04 on my Asus G55VW 15" ROG Laptop. When i use the X.Org driver which is default my system runs fine, ive got a hdmi port and screen which has a naitive res of 2560x1080 which is ...
0
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0answers
2k 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
23 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 ...
0
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2answers
57 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
0answers
42 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
34 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 ...
0
votes
1answer
94 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
183 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
votes
2answers
35 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
153 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.
0
votes
1answer
24 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
1answer
33 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 ...
1
vote
0answers
33 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
13 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
23 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 ...
0
votes
1answer
47 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 ...
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: bill@bill-Precision-...
1
vote
2answers
7k 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
votes
0answers
15 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
62 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
33 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
0
votes
0answers
53 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 ...
6
votes
1answer
195 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 ...
1
vote
2answers
34 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 System'...
0
votes
0answers
15 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 possible?...
0
votes
0answers
15 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 ...