A family of Unix-like operating systems using the Linux kernel. If your question is about a certain distribution only, use a more specific tag.

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Progress state: VBOX_E_NOT_SUPPORTED

deathstar> VBoxManage showhdinfo XP.vdi UUID: fa2d24af-bd52-4928-89d3-c8c5feeb7b75 Parent UUID: base State: created Type: normal (base) Location: /root/...
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How do I connect to an L2TP IPSec VPN in Ubuntu 16.04?

I have a clean install of Ubuntu 16.04 Linux hp 4.4.0-28-generic #47-Ubuntu SMP Fri Jun 24 10:09:13 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux Did an apt-get update and apt-get dist-upgrade I also ...
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Is partition required for Samba if using entire disk

I have two hard drives on my PC, one of them /dev/sda is installed with Ubuntu, and the other one /dev/sdb will be used for storage only. I will run Samba to share the space. I tried to format the /...
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Installing Veil Evasion on Ubuntu 16.04

I have been trying to install Veil Evasion on Ubuntu but i get the below error. Any help would be appreciated. als@desktop:~/Veil-Evasion/setup$ sudo bash ./setup.sh -c id: ‘als\nals’: no such ...
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Why can't I run Steam games with bumblebee optirun on NixOS?

I am having trouble running any Steam game on the dedicated nvidia video card. Bumblebee works great, I get 600 fps from running glxgears with optirun. When I use optirun on a steam game it gives me ...
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20 views

Mapping a smaller area of the pen tablet to the screen in Linux

I own a Huion 420 and use it to play osu! on my Windows desktop. The drivers provided by Huion for Windows work great. I use them to adjust the active area on the tablet to a 1.6"x1" instead of the ...
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Editing a video

I used OpenShot Video Editor to concatenate a few videos of a vacation I recently went on. However, the first 18 seconds of the video is upside down; the rest of it is fine. Even though I am using ...
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25 views

linux: device not accepting address XX, error -32

since quite some time and across distribution updates (fedora 21-24) and kernel updates (now 4.5.7-300.fc24.x86_64) my system endlessly produces the following messages in the system-log (which is also ...
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Can Samsung T3 SSD run under Linux?

1- It's foramtted as exFAT and needs to be activated by Windows first prior to use. As frustrating as this may be, I'm willing to deal with it if it will work fully under Linux afterwards. So is it ...
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Windows 7 Boot Failure after Unetbootin Installation of Ubuntu due to Partition Type

I successfully installed Ubuntu using unetbootin on my small Windows 7 PC. When I restart the computer I am given options to proceed with a Unetbootin boot or Windows 7 boot, as expected. The ...
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rsyslog filter content from client

I try to configure my syslog client. It works well, I receive the logs on my server. Now I just want to fine tune. And something that seemed very easy to me turns out to be rather difficult. The ...
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187 views

Does KB3161949 (netbios disabled on windows) affect samba4 on linux as well?

Microsoft recently released a security update( KB 3161949) that disables netbios connection outside the local subnet. I have been using Samba 3.0.28 and since the name resolution doesn't happen ...
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How can i write linaro-raring-developer-20130926.tar.gzto an SD card?

i have download linaro tar.gz file but how can i write a tar.gz to an sd card. How can i do this? Is there tool available in windows where i can upload tar.gz file and download to sd card. please help ...
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Why is this regex over /var/lib/dpkg/status showing non-installed packages

I have a script which is intended to list the largest installed packages on Ubuntu. I can't remember where I got it from and I don't understand it. sed -ne '/^Package: \(.*\)/{s//\1/;h;};/^Installed-...
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SONY KDL-55W808C doesn't recognize SAMBA shares

I was wondering if anyone in the Superuser community was able to get SONY's KDL-55W808C Android 5.x TV to recognize and connect to SAMBA shares using stock apps, like e.g. Video. In my setup SAMBA is ...
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9 views

View laptop power consumption without running it on battery

My laptop has a bad battery (lasts 20 - 30 minutes of normal use) but I need to see the max power consumption.I tried running Prime95 + Furmark on battery with power saving off (which took 50 watts ...
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9 views

Fedora Boot / Out Of Space

I am using Amahi/Fedora/Greyhole, but I'll try to keep this a general Linux question to save explaining how Greyhole works. Basically I've ended up with a full boot drive (see /dev/sda3 below). ...
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Linux: encrypted /var + plausible deniability + quick&easy mount at boot time

So, as the title suggests I'd be looking for a convenient way of protecting my data while achieving plausible deniability. I've read the archwiki on the subject. I'd rather not encrypt the whole root ...
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22 views

How to allow anonymous ftp user to delete access on a local folder

I have setup vsftpd on Lubuntu to allow access to anonymous users via the default FTP user. I have also set the root directory in /etc/vsftpd.conf for anonymous users to /mnt/Docs/Scans and set the ...
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28 views

How to assign specific group id in Active Directory so the user belonging to that group had it on the list of groups on Linux?

I have Active Directory Server, and I have created a 'grg' user there. I have also created an 'isuser' group. After installing NIS service, when I right click on the group, and select properties, I ...
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Compiling nettle 3.2 for arm gnueabi

First I'll say have little Linux experience. But I have got this far, i've been trying to update my netgear stora NAS MS2110, it does not support tls1.2 so I set about manually compiling what's ...
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21 views

Vagrant execute long running command via ssh or via provisioning

I have a script that surely will take a long time to execute. I have a multi-machine installation. On boot (preferably) I would like to have the script running on every one of the machines. However, ...
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18 views

MySQL Monitoring (5.7) causing very high CPU useage when MySQL is Idle

I am running MySQL 5.7 on a Linux redhat machine, and the CPU usage went high for a period, when the database was idle - no queries running. %CPU PID USER COMMAND 79.5 88237 mysql /opt/mysql/...
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KVM not working on CPU supporting VT-x

I got a hp xw4400 workstation pc which is fairly old. As the pc shall not yet be retired I'd like to use it for some light virtualization using QEMU / KVM. The pc is currently running Ubuntu 16.04 ...
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KDE mouse stops moving after suspend

For some reason on KDE my mouse will stop moving in two scenarios, only to be fixed by logging off via ALT+F2 (logout): Computer naturally suspends after timeout. Shutting lid. Both scenarios ...
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24 views

Optimize hardware for CPU intensive tasks

Can I use perf counters to make better decision about investing in hardware? My goal is to run CPU intensive tasks like gcc faster. I'm wondering whether I should focus on getting more CPU cores, ...
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14 views

Best trim options for separate SDD only used by system hibernate

Lenove Thinkpad W540 Kubuntu 16.04 Kernel: 4.4.0-28-generic-tuxonice 32GB RAM ATA PLEXTOR PX-64M6G [/dev/sdb] Even searching for many hours I still can't find a definitiv 'best' way for following ...
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40 views

How to create a bootable USB flash drive from a bootable DVD (for an EFI system, under Linux or Mac OS)?

There are many similar questions already, but many concern only Windows 7 and answers suggest steps to follow under Windows with some Windows tools, in others some specialized tools like UNetbootin ...
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18 views

Linux - scan for mac address and host name

I have a list of MAC addresses that I would like to get the host names for. I've tried a number of different ways but haven't come up with an answer. Looking for command line tool.
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Debian's screen does not fit monitor size on VMware Workstation

I have installed a Debian 8.5 on VMWare Workstation and it works fine. However I cannot have full screen size for the Debian guest in such a way that it fits with the monitor. Though I installed open-...
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My Asus laptop running Kali Linux cant connect nor find any wireless networks

So here is the deal. I am running Kali Linux on my Asus laptop. (Dual booting Win 8.1) Now, Linux for some reason, cannot find any wireless networks in the area. Cable connection works just fine. I ...
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23 views

Failure to boot from Debian install CD — Windows-like errors

I'm trying to set up a home server running Debian Linux on a spare late 2006 iMac (x86-64 bit architecture), however all of my attempts to replace the OSX partition with a Linux install have failed. ...
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31 views

ext4 partition type unknow after restart and cannot be mount

After restarting my pc, I've stuck on error of my /home partition. It cannot be mount. Partition table is unknown. For this partition I had dedicated Goodram ssd 250 gb drive. On this disk there was ...
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No bootable device on Acer

Abstract Install latest version of Antergos on Acer Aspire V3 on UEFI mode Windows/Antergos cannot boot in UEFI/BIOS No bootable device displayed when on UEFI grub rescue : no grub2 folder found ...
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79 views

Realtek RTL8723BE wireless disappears after some time on Mint 18

I have Lenovo G50-80 and Linux Mint 18. The problem is that wi-fi disappears after some time (it may be one minute, few minutes or half an hour). It appears again after rebooting the laptop or after ...
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8 views

Keybinding in awesome to open a console in float mode

I have my awesome configured to use Mod+Enter to open a console, with awful.key({ modkey,}, "Return", function () awful.util.spawn(terminal) end), I would like to configure Mod+Shift+Enter to open ...
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VPS services (SSH, HTTP) doesn't work after reboot

I rebooted my VPS (sudo reboot) and since that I can't access SSH. Web server is also down. Immediately before reboot I installed python-mysqldb package. I don't modify any system file. 64 bit Debian ...
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19 views

In Linux Ubuntu what does reset X mean?

I am new to ubuntu and I have version 14.04LTS and I am trying to overclock an AMD GPU. When I set the core and memory clocks with these instructions: --odsc, --od-setclocks={NewCoreClock|0,...
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10 views

Invalid files appear in shared folder after copying on host machine

I shared a folder between my Win7 host machine and virtual Ubuntu, and am trying to build a small project in the virtual machine. When it complains that its missing some files, I copy those files over ...
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Kickstart Query - How to install Centos/Redhat on 5th Disk?

Kickstart Query - How to install Centos/Redhat on 5th Disk? This is a kickstart question. We have DL360p server which has 6 Drives. First 4 Drives are Sata Drives and 5th and 6th are SSD Drives. ...
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25 views

Install org module on XEmacs

I'm running Ubuntu 16.04. I installed XEmacs 21.4 (patch 22) I want to use org module BUT fail to install/configure it. In my case I don't use .emacs but rather I have ~/.xemacs/custom.el where I keep ...
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25 views

“XZ-compressed data is corrupt” when booting linux from hdd

Occasinally I get this error message when booting my debian7 from hdd. After I have pressed reset-button several times check disk is started and after it finishes PC boots normally. > uname -a ...
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My PCI NIC is not being detected by NetworkManager

I am currently running on Kali Linux Rolling. uname -a says Linux tempestatem-ignis 4.3.0-kali1-amd64 #1 SMP Debian 4.3.3-5kali4 (2016-01-13) x86_64 GNU/Linux After running a create_ap ...
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Nautilus won't launch on Ubuntu Gnome 16.04

I know there are other threads about this. I tried them but the offered solutions did not work and I'm not allowed to comment on the thread to ask for clarification, yet. The only thing I've changed ...
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BackTrack stuck at BootScreen

I have the ISO file of backtrack and I use to make bootable USB stick using RUFUS. BackTrack load up and run smoothly on my PC but when I plug the same USB into my new LAPTOP it stuck in boot screen( ...
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Accidentally XKilled My Ubuntu Desktop Bar

I have actidentally killed my Ubuntu Desktop Bar with using xkill command. I was using Unity-Tweak-Tools but it seems i can not recover it. Desktop icons are still working, but i cannot see the ...
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Make stty setting permanent

I tried to setup raw serial communication over ttyusb0 and used stty to change baud rate and raw mode. Those settings were successful and it was visible after I checked ttyUSB0 again, so after stty -...
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19 views

Shutdown script not running

I configured a Minecraft server to run at startup inside a screen session. I'm on an EC2 AWS Instance. I would like to stop it at shutdown, so I created the following file inside /etc/init.d /usr/...
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CentOS7 mount: special device /dev/sdb1 does not exist , but i can see it with fdisk

I had centos7 running on a machine. Attached to it via usb3 I had a disk caddy holding a 4TB WD green HD. This worked perfect for me. And it even worked in the previous centos7 machine. I got a ...
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bash script + printf + how to indent the lies with printf

I have many files like the following ( the same concept on all the files ) more list-OS23 linux-d linux-01 fedora-linux-c Solaris_machine1 AIX-65 linux-redhat18 unixware7-h unix-...