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102 views

Ubuntu - change block device location from /dev/sda to /dev/sdb

Host: Ubuntu 15.04 I have a M.2 SSD and one hard-disk. The hard-disk device location is normally at /dev/sda and the SSD is at /dev/sdb. I looked into some posts and found out some possible ...
2
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0answers
108 views

apache proxypass https to http not working

I have the following configuration: An apache with SSL configured and this server is accessible via the internet. A second apache in the local network of the other apache but this one don't have SSL ...
2
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0answers
87 views

How to change the sink priority in PulseAudio?

I have multiple output sound devices at home and at work. Especially, I want to automatically play sound via external soundcard when it is connected. So, I need some kind of the sink priorities. ...
2
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0answers
58 views

kde is not loaded after install debian kde CD (.iso file)

I downloaded this .iso file: debian-8.2.0-i386-kde-CD-1.iso and expected to have KDE desktop but CLI is loaded after installation. I also tried startx but just redirect to another command line. ...
2
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0answers
59 views

Powerful disk editor for linux like Acronis Disk Editor

I would like to have a powerfull disk viewer / editor (raw hex editor) like Acronis Disk Editor. It shows the absolute sector, cilinder, head and relative sector for the part you are looking at, and ...
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0answers
40 views

How many times can I install a retail version of Windows 10?

I built my own desktop and am currently running Linux on it but would like to buy Windows 10 and dual boot. Can I also install the same purchased (non-OEM version) copy of Windows 10 on a VM inside of ...
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65 views

MongoDB ServerSelectionTimeoutError: No servers found yet

I've got a mongodb instance running on a standard AWS Ubuntu 14.04 server. After some trouble (upgrading the server using sudo mongod --upgrade --dbpath /var/lib/mongodb/) I now have the server ...
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189 views

no CUDA-capable device is detected inside LXC container

I followed the following instructions and read the official guide in detail in order to set up Cuda inside an LXC container. When I try to execute the sample ./deviceQuery script from the official ...
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0answers
65 views

Bind on different port with linux

I have a bind9 DNS server that I have configured to run in port 55 but I can't get the setup working. The server is works fine but I can't tune my local machine to resolve nameserver queries from ...
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0answers
23 views

Any good reason to slice a LUN and create several VGs instead of create just one VG?

I'm the new administrator for a Linux RHEL box which uses a fibre channel 1-TB LUN disk. I find amazing the following: this LUN has been sliced by means of GNU parted(1), then each slice is turned ...
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160 views

Bumblebee does not switch off discrete graphics card after all programms shut down

After either primusrun <any application> or optirun <any application> and then quitting, the discrete nVidia graphics card is still running. optirun --status prints after everything is ...
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91 views

How to rename a CUPS printer?

I do lot of printing in command line through lpr command, for which I need conveniently short destination names like lp1, lp2 etc. In past I could name the printers, but in opensuse 13.2, yast ...
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77 views

What may cause .ssh/config changes to be ignored

I had a ~/.ssh/config file that was working fine. it was in this format: Host * IdentityFile ~/.ssh/id_null TCPKeepAlive no ServerAliveCountMax 5000 Host *.domain.com User mydomainuser ...
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0answers
28 views

Samba execute permission is always set

I have a Ubuntu 14.04 server that exposes a samba share to Windows machine. When I connect to the share and create files with notepad, permissions are respected and files don't become executable. ...
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0answers
74 views

Force Ubuntu user to use specific shell

After years of reading helpful questions/answers on superuser, today it's my turn. I'm playing around with "lshell", a linux shell written in python (lshell on github) which gives the opportunity to ...
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0answers
84 views

Howto run a raw-disk Virtualbox VM when using UEFI

I have a dual-boot setup on my computer with Windows 10 and Linux (Arch, if relevant). I'm trying to virtualize my on-disk Linux install in Windows (and plan on doing the opposite direction once I ...
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0answers
39 views

Grub-2 not booting Windows

I have openSuse 42 and Windows 8. After a clean installation that worked very well (even dealing with UEFI), I just noticed that windows does not boot. I took a picture of the error I get . This ...
2
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0answers
108 views

Reduce visual effects in KDE Plasma?

Problem We have a RHEL x64 machine with KDE Plasma 5+ and we don't want any fancy graphics or effects. We tried manually disabling the effects through the settings menu, but this has had little ...
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0answers
45 views

Bash script: change to a directory with special chars

I have a bash script that goes through my music collection and downloads missing covers. The problem I have is that I can't cd to some directories which has '&' '(' and other characters. The ...
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0answers
165 views

Is Plasma 5 supposed to be lighter than KDE4?

I think this could lead to subjective opinions, but I'm looking for a general idea on this question. Is Plasma 5 intended to be lighter than KDE4? Is Qt5 necessarily leading to faster and/or ...
2
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0answers
377 views

Grub not showing after installing Elementary OS alongside Windows 10 [UEFI]

I've tried to install elementary OS alongside Windows 10 in a UEFI machine. I first did it with Secure Boot enabled, using the "something more" option. I configured the root and swap partitions as I ...
2
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0answers
86 views

Limit the size of the disk driver cache on Linux

I am running some experiments for comparing storage systems under load in Linux. To this end I want to force the file system to access the disk itself without caching too much data on RAM. How can I ...
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0answers
180 views

How to match windows and linux mouse speed (with acceleration turned ON)

I have Ubuntu at work and Windows 7 at my home. Mouse speed on both OSes are very different so I feel very painful to adjust from one to another when I get to office in the morning and get back home ...
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0answers
113 views

Debian ARM and Brother MFCJ5320DW with CUPS

I am trying to use a Brother MFCJ5320DW printer with Debian ARM, which is similar to: Debian ARM and Brother DCP195C with CUPS ...
2
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0answers
111 views

systemd: Start service/script IMMEDIATELY after mount

On a system running Debian 8 with Systemd, I am trying to run a service immediately after /var is mounted. The custom service copies some essential files to /var, and it must be run before any other ...
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0answers
61 views

Copy files from Linux to Windows 3.11 using parallel port

How can I copy files from a Linux machine to one running Windows 3.11 or DOS 6.22 using the LPT (parallel) port? Do I need a cable with a special adapter? I know I had this working a long time ago to ...
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0answers
276 views

Dell E5450 - mSATA not found by BIOS but is by Linux Live CD

I have a Dell Latitude E5450 with a 128GB mSATA drive, which has been working fine for 3 months. I have the latest firmware for the BIOS (A10). I have Fedora 22 installed on this disk and have had ...
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0answers
58 views

Why does ConnMan report my MAC address as all zeros until I restart it?

ConnMan (Connection-Manager) reports my ethernet adapter's MAC address as 00:00:00:00:00:00. However, if I restart the ConnMan service using $ systemctl restart connman.service it subsequently ...
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0answers
58 views

Cups won't start. “Child exited with status 2!”

I have a NSA-325-v2 miniserver and I want to connect my local computers to the server to print. The connection itself works, I can ssh to the machine, use nfs to handle the file shares, etc. When I ...
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0answers
112 views

Change charge_full_design value in Arch

I recently installed Arch and noticed that acpi was reporting the incorrect battery capacity value, here is the output: acpi -i Battery 0: Charging, 87%, 00:14:12 until charged Battery 0: design ...
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0answers
37 views

Typing “Ctrl+R” only lets me type a single character when I'm connected via SSH

I connect to my server via ssh (PuTTY). Type Ctrl+R at the console. Type a single character. I can cycle through the previous commands by pressing Ctrl+R more times. But if I type another character ...
2
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0answers
50 views

How to reduce I/O operations to a flash drive?

Background I often use different computers, and for that reason I like to aways keep with me a flash drive with my home directory, with my bash aliases and helpful functions, vimrc, Homebrew ...
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0answers
41 views

Replugging of one wired ethernet connection for three systems only working after a long wait

I'm living in a dorm house of more than 200 students and each room has one ethernet wall plug. On my laptop I'm running Ubuntu and I also have a dual boot PC running Win 8 and Manjaro Linux. I only ...
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0answers
421 views

How do I type the pipe symbol on a Swedish keyboard?

Being a Linux user, as most Linux users, I use the pipe symbol (|) daily. I'm currently sitting at a Swedish keyboard. There are three keys on the keyboard that (together with an orgy of four or five ...
2
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0answers
186 views

Automount Shared Folder in VirtualBox 5.0.2/VBoxManage Intern Procedure

First I wondered, that I found nothing to the topic. Maybe I’m not so good searching? However, following command creates a new Shared Folder in VBoxManage: .\VboxManage.exe sharedfolder add ...
2
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0answers
379 views

System doesn't detect hot-plugged display port(through thunderbolt connector)

My external display(connected to my laptop through thunderbolt) works fine if connected before boot-up. However, once it's unplugged or disconnected by any means, xrandr won't detect the reconnected ...
2
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0answers
34 views

Enabling readline?

I have an .inputrc file set up on a system that doesn't seem to be respecting it. If I bind the file (as per this post) or try to load it with C-x C-r, nothing happens - I still do not get any of the ...
2
votes
0answers
73 views

How to access KDE's camera:/ from terminal?

KDE's device notifier detects my GoPro Hero camera correctly and allows me to access its contents in dolphin through the URI camera:/ Is there a way to access the camera also from the command line? ...
2
votes
0answers
17 views

How to pick a different WiFi connection when one drops?

I have 2 WiFI connections available. Sometimes, the WiFi network disconnects, and when that happens, I'd like the system to automatically use the other connection. How can I do this? I'm using a ...
2
votes
0answers
249 views

Problems with postfix and sending mails

I have ran into problems while configuring my postfix for my CENTOS machine. Note:The mailserver itself should be localhost only and only be able to send mail internally. the following shows up when ...
2
votes
0answers
101 views

Unrecognized 2TB 2,5" HDD and floppy: error -5 while reading block 0 errors in Linux under VM Ware

I’ve recently bought a 2TB 2.5" external hard drive (Seagate Expansion Portable STBX2000401). I have a problem with this drive, Linux doesn’t recognize it (I am using VM Ware on Mac OS X). When I ...
2
votes
0answers
40 views

Synchronous replication between two NAS Business Storage and Ubuntu 12.04.3

My setup is I have two NAS setup. I can mount those NAS in a Linux Server (Ubuntu or Centos) and plan on writing on both NAS synchronously or replicate frmo one nas to the other one real-time. Anyone ...
2
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0answers
64 views

Precisely resizing master pane in xmonad

In the default layout in xmonad, I know I can resize windows horizontally with mod-l and mod-h but these actions resize by too much. I want to make very small adjustments to window sizes. I played ...
2
votes
0answers
133 views

SSH2 connection issues on Ubuntu 14.04 - it randomly works when it wants to

So I've been digging around for a solution and cannot find an answer for this. Setup: I am using Eclipse Mars (v4.5) running on Win7 with a Linaro ARM-Linux tool chain. Eclipse has a remote host setup ...
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votes
0answers
58 views

SMB share authentication not working

i have problem with SMB share. I have 4 directories for users and one collective dir. I make accounts for users (Linux accounts and smb accounts). I could see directories in Nautilius but can't log ...
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votes
0answers
25 views

Is there a way to open non-runnable files directly from CLI

Let's say I have file without execution permission. Now a quick way to open such a file over the CLI is to use xdg-open which uses the system default to open a specific file. Is it now possible to ...
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0answers
60 views

VMDK linux physical partition + windows

so since i just found out you can point a vmdk to a physical partition and virtualize, I want to try experimenting. The Plan: Windows 10 OS on own drive linux (likely ubuntu or mint) partition on ...
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0answers
36 views

Linux Ubuntu clears user data on each reboot

I have dev board (Freescale T2080rdb) with default Linux running on it from NOR. When I want to create new or modify any existing files (e.g. touch /home/root/foo.txt) next time on new boot, ...
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0answers
186 views

Arch Linux Boot Halts on “Started Authorization Manager.”

I was using Arch Linux on my laptop, and during the shutdown procedures there was something making it wait and during that time my laptop ran out of batteries. Now when I try to boot it halts. This ...
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votes
0answers
92 views

Remap Super_R to control (Fedora 22)

I have verified that keycode 134 (0x86) is my Super_R key on my keyboard. But I would like to remap this to control. However, I've tried nearly every permutation. What am I doing wrong? ...