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91 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 127....
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25 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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230 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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43 views

How to save multiple sessions in tmux?

I use tmux-plugins/tmux-resurrect to restore a tmux session. Albeit, I can only save one session. Is it possible to save multiple sessions in tmux with this plugin?
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176 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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137 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
58 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
95 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
127 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
77 views

xrandr, xorg test screen error — default seems to be only valid mode

Running Arch Linux, kernel 4.2.5-1, Lightdm 1.16.5, xorg-server 1.17.4-2, nvidia 255.11-4, GTX 780 dual-link dvi out. I have a QNIX Evolution II 2710 and am attempting to overclock it but am running ...
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0answers
47 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 ...
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159 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
48 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
237 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
404 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
115 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
262 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 ...
2
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0answers
159 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 http://unix.stackexchange.com/questions/191813/installing-brother-dcp-...
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0answers
140 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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66 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
323 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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76 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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71 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
38 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 ...
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0answers
53 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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43 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
143 views

mdadm not reassembling array on boot

I'm currently using arch on my Asus UX51VZ laptop for almost a month. I have a fakeraid setup with two 256GB SSDs using mdadm. I was using this configuration without any problems. However after I've ...
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0answers
646 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 ...
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207 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 <...
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0answers
465 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 ...
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0answers
40 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 ...
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0answers
18 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 ...
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0answers
305 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 ...
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0answers
119 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 ...
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0answers
43 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
70 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
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0answers
160 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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0answers
61 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 in....
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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
62 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
37 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
197 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 ...
2
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0answers
99 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? user@...
2
votes
0answers
378 views

Capturing TS video stream gives Invalid timestamps and Invalid DTS error messages

I'm capturing a video stream using ffmpeg -i "http://streaming_url.com/playlist.m3u8" -acodec copy -vcodec copy -absf aac_adtstoasc "out_put_file.mp4". The m3u8-file links a list of .ts-files. ffmpeg ...
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0answers
833 views

Kali Linux Wireless MacBook Air (Early 2014)

I have an early 2014 13in. MacBook Air that I recently dual-booted Kali Linux onto. My problems is that the wifi will not work, and iwconfig returns only "lo". I have tried to install the broadcom ...
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0answers
167 views

dropbox keeps asking to login and link every reboot

It appears that on each reboot my dropbox forgets settings and wants to re-link the same device. I installed dropbox.py, which in turn installed ~/.dropbox-dist. I ran it successfully and "linked" ...
2
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0answers
73 views

Is there any solution for University User Login Authentication for Internet access?

To access internet in campus, students are given username and passwords. It's needed to authenticate for every 8 hours. If any download in process, then the download fails. Need to authenticate ...
2
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0answers
408 views

PCI passthrough KVM

I am trying to passthrough my Tesla K40m GPU accelerator to a qemu-kvm virtual machine via the VFIO driver on Ubuntu 14.04.2. I downloaded all drivers and CUDA libraries, and I compiled all sample ...
2
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0answers
243 views

Dual boot Win8/Linux on Asus Zenbook UX301 keeping intel imsm RAID0

I have Asus Zenbook UX301 with Win8 preinstalled. I would like to have a Linux installed in dual-boot configuration. However, Windows is using the notebook 2 SSDs as intel RAID0 (rom-based RAID, ...
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0answers
153 views

Restrict port access per application

I'm currently working on a platform that will allow other users to run their applications on my platform. Though, we need to be able to restrict this application in terms of RAM, CPU usage, network ...