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

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Can I take this pre-existing unallocated partition and add it to my Linux OS (L:) logical drive?

I am trying to increase the size of the Linux OS partition to include a minimum of 30 GB possibly 35 GB, but I can shrink my main 1 any further or anything, would you be willing to help?
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45 views

CPU utilization taking frequency scaling into account

The CPU utilization output in tools like top, obviously, simply measure the amount of time a process has spent running on the CPU, divided by the elapsed real time. Taking this as a measure of how ...
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242 views

JAVA - Error occurred during the installation

My problem figure out for me when i was configuring my Jboss AS 7 on Linux Mint, in the moment i was installing it, the JVM presentation a some problems and not work anymore. With this, i remove JVM ...
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36 views

mv backup but instead of creating tilde directories, create tilde files in subdirectories?

I have 2 deep directory structures that are (probably) identical and I want to end up with a single one, but not auto-resolve existing conflicts (I'm guessing rsync would clobber something). I just ...
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152 views

simple udev rule does not work

I want a simple udev rule which gives my usb stick always the same symbolic link. first of all I executed udevadm info --name=/dev/sdb1 --attribute-walk and got this result looking at ...
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34 views

Linux board with dual video output

A client has asked me about the possibility of changing his office (24 pcs based on Ubuntu 12.04, mainly for managing a web ERP) to LTSP to save on maintenance, and also to clean the floor from pc ...
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1answer
78 views

How to update CRL automatically?

I have the following issue: I have a self-signed CA (certificate authority) mainly for persoanl use (mail encryption and signing, ...). I created several ceertificates and the CRLs (which are empty ...
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1answer
73 views

Unable to run Node.js after installation from source

I've tried installing Node.js using the following instructions: cd /opt wget http://nodejs.org/dist/v0.10.26/node-v0.10.26.tar.gz cd node-v0.10.26 ./configure make make install However, once ...
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73 views

How can linux support a huge density of wifi relays?

I'm a student in a computer science school. Like all the other students of this school I'm using linux. I am on Ubuntu and most are on OpenSuse. We all have the same issue on linux with the Wifi. ...
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1answer
64 views

How to highlight keyboard led using current locale

How does one make the keyboard led show his current locale? It might be useful for users using two locales (languages). Desired behavior: capslock led on keyboad is OFF for your first locale ...
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62 views

Linksys RV042 PPTP not working with Ubuntu? Why?

I have bought an RV042 to set up a VPN for home... The setup's been very easy, and it works fine with Windows computers. For some reason, it doesn't work on Ubuntu (or maybe Linux in general). I have ...
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133 views

Multiple displays showing Linux

Ok, so i have been trying to work around installing AMD catalyst on my kali linux computer for a while now (in order to run oclhashcat). I have successfully done it and wrote a few patches for it that ...
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192 views

How to install ruby tesseract on linux mint(after following instructions I keep getting a compilation error)

Hi I'm trying to install ruby tesseract on linux mint OS. I've installed tesseract and ruby teseract-ocr but every time I try I require the gem I get this compilation error: CompilationError: compile ...
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141 views

how can I connect from Linux to windows with ssh without password?

I have a Linux server(CentOS) an some windows clients with shared folders. I want to connect to windows with ssh. I already install cygwin on windows and openssh on it. I can connect from windows to ...
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1answer
36 views

Live CD: Script doens't work correctly after login

I have a PXE/NFS Server (192.168.1.10), a client PC and a diskless PC. I installed base ubuntu 12.04 to client PC. I wrote this script (update.sh) to work after login to client PC. ...
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152 views

Mint 15 - Powerpoint 2007 won't start

I'm running Office 2007 in Linux Mint 15 Olivia using Wine 1.6. Word runs perfectly well, but Powerpoint won't start up. I'll post you the terminal output. Starting Word: markus@thinkpad ...
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66 views

How to change strange virtual console switch shortcuts in Debian 7.4

Debian 7.4 on my Lenovo Z710 notebook, default settings. Pressing Ctrl+F4 switches to virtual console tty4. But other Ctrl+Fn combinations do not switch to ttyN, only Ctrl+F4 does this. Ctrl+Alt+Fn ...
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1answer
186 views

How to properly obtain the ip ranges of a domain?

In order to shape traffic cheaply, I would like to know the address range of a particular domain, say google.com. First option is to do a reverse dns lookup for a range of ips that are close to the ...
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103 views

ntpd & ntpdate won't set time

I recently purchased a new development board and, unfortunately, the edition of Linux provided doesn't sync with an NTP server automatically. I have tried using "ntpd -dgq", however the output is ...
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221 views

Where is the location of the downloads folder on a ChromeBook?

I just downloaded a chrome app called 'Terminal' so that I can connect to a remote server via SSH. This works perfectly, but when I need to use a .pem file to connect to an AWS instance, I need to ...
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1answer
76 views

Linux 2.6.39.4 how to find available loadable kernel modules

I'm customizing the 2.6.39.4 linux kernel on an arm platform and trying to test out a "Hello World" driver I created. I selected "M" (loadable) in the kernel make menuconfig and verified that it ...
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1answer
79 views

wbar recognised as dock by openbox

I'm debian user. I have got tint2 dock on the top and this is recognized by openbox. I mean when new window appears it is under tint2. I have installed wbar as well. Here's the problem. I don't want ...
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82 views

eth0 and eth2 getting disabled after boot

I want to set up a firewall/router using Debian and iptables (configured by shorewall). My hardware is a Mini-ITX-board with a network interface card, so I have 4 network interfaces: eth0-2 for the ...
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96 views

How to make user-friendly “time machine” with my LVM thin-provisioned partitions?

I have setup all of my partitions on LVM thin-provisioned device. In some article I've read that this allows me to make incremental snapshots in a simple manner - move back and forward between them. ...
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1answer
69 views

Create a default password for all new linux users?

I know there are various ways of updating the password of a user with a script. I am looking for a way to set a default password for a new user. /etc/default/useradd doesn't help I don't want to set ...
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60 views

Linux screen/java cli issue

I don't know how to properly label this, so if this is a known problem, I'd be glad to be pointed in that direction. This error could be from java or screen - it probably occurs when I make a screen ...
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1answer
42 views

Automatically switch on speakers when there are Alsa clients

I want to connect a relay to one of the GPIOs of my Raspberry Pi. This relay supplies power to the speakers. I would like my speakers to be on only when there is sound activity. I am looking for ...
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1answer
47 views

ssh tunnel not working for external addresses

I am at a client site and they block some addresses so I am trying to use ssh to tunnel through my company's server. The tunnel works for intranet sites, but it fails but failing for pubic sites. ...
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66 views

hdparm slow on LVM

I have a ec2 ubuntu with some EBS volumes and a LVM with three EBS. When i hdparm on a single EBS volume i am getting: sudo hdparm -Tt /dev/xvdb /dev/xvdb: Timing cached reads: 12522 MB in 1.99 ...
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3answers
53 views

Extract identical files from two directories

I am looking for a linux solution for the following problem: Given two directories with a large number of files. All file names are random and different in both directories. The contents of some of ...
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149 views

'executing grub install dummy failed' how to fix this?

I want to dual-boot my Win8.1 PC(HPpavilion17) together with Linux Mint 16.(x64) I've tried to install Linux several times but each time it says 'executing grub install dummy failed'. I tried both ...
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61 views

How to setup openlava cluster environment without root?

I found the guide here: http://www.openlava.org/documentation/guide/getting_started.html and the thread here: https://groups.google.com/forum/#!topic/openlava-users/SCBPzOqoJ8U It says that openlava ...
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215 views

Copying file to AWS S3 from a cronjob

This is a script I've put in my /etc/cron.daily on a Ubuntu Server box: #!/bin/sh /bin/echo "Running upload-logs at $(/bin/date) as $(/usr/bin/whoami)" >> /tmp/upload-logs.log /usr/bin/find ...
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1answer
131 views

issue mounting new logical volume rhel

I am having an issue mounting a logical drive to a folder on a RHEL VM. Below are the steps I took: 1. added a new drive to my computer (allocated more space to the VM) 2. created partition, sdb1, ...
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173 views

Hybrid Raid-1 HDD + SSD — Write Intent Bitmap

I am currently running a laptop with 1 HDD and 1SSD. I currently am using mdadm to put some partitions in a raid 1 configuration with --perfer-write set on the HDD. I have this working correctly ...
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1answer
198 views

How to make SVN checkout faster on Windows?

All my projects sum up to a total size of 485 MB. I need check-out (create workspace in eclipse from SVN with SVN eclipse plugin) frequently. It only takes between 4 to 7 minutes in my linux VM, but ...
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1answer
192 views

Not able to ssh from outside to home ubuntu server

I have netgear router. Initially I had forwarded all tcp ports to internal server 192.168.0.100 centos I was able to ssh into that using my ssh user@publicip. now I have installed Ubuntu trusty with ...
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54 views

Capture user input to “kinit” - Works on OS X, but not Linux via “script”

I have a script that was written on OS X and utilizes the "script" command. With the -k flag it will log keys sent to the program, but that option is not available in the linux version of "script". My ...
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2answers
208 views

Dead SATA controller on ASUS motherboard? [closed]

I'm resigned to RMA/replacing at this point, but for educational purposes, how does a SATA controller "die"? A few nights ago, my home-built workstation was idling and froze. I restarted by holding ...
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2answers
85 views

Full backup of a HDD with NTFS and EXT partitions using Windows

Windows can't read EXT, there are some apps to do it but are very limited and I need to do a full backup including the OSes (Windows 7 and Linux Mint) on the disk so it can be run from VirtualBox or ...
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171 views

Compiling squid 3.3.11 for linux 6 enterprice with dynamic certificate options enabled, with error [testPreCompiler.o] Error 1

Maybe someone can help shed some light on my current issue. trying to complie squid 3.3.11 on linux 6 error is: [root@rh6squid-proxy squid-3.3.11]# make check Making check in compat make[1]: Entering ...
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19 views

systemd - Making an .automount service execute something

Is it possible to make an .automount service start a bash script or something similar? I need this since I need to bind folders on an external HD whenever it is plugged in. I searched through the man ...
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218 views

How to check via bash if your connection is wireless N/G/… on Linux?

iwlist scan shows me the available wireless connections. I can see Frequency:2.412 GHz for the channel I'm connected to. This article shows that a frequency of 2.412 GHz means that you are using ...
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1answer
51 views

Check current foreground terminal (“lsvt” like “chvt”)

"chvt N" lets me switch to foreground terminal N, the same as pushing alt-ctrl-FN. What command line program tells me what terminal I'm currently using?
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1answer
286 views

Binary in /usr/bin is invisible to user?

Situation On a CentOS system, as root user, which rsync gives me the following output: /usr/bin/rsync The permissions of that binary are as follows: -rwxr-xr-x 1 root root 415000 31. Okt 09:36 ...
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49 views

Customize keymap in MATE environment

I'm setting up my thesis writing environment under Linux Mint, MATE and Awesome WM. One part of that is to slightly customize the provided X keymap us-altgr-intl. On my main system (gentoo, where I ...
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76 views

No protocol specified

I can't run any of the graphical applications from root terminal. No protocol specified xhost: Unable to open display ":0.0" Any idea what to look for?
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123 views

Is it possible to have a proxy Freeradius Server and Log users

I have a normal router in my home and I want to use FreeRadius. I want to make a proxy in my system any traffic from any devices connected to the router must flow through my PC. Also. that should be ...
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1answer
128 views

Unable to retain any root created files and folders after warm reboot in linux

I installed and ran petalinux on zynq board. It runs perfectly fine and boot in around 3 seconds. To boot it this fast I had to do some configuration before compiling the source. The problem that I ...
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1answer
484 views

Unable to authenticate vsFTPd virtual user wih SSH/SFTP Ubuntu 12.04

I'm somewhat new to linux so forgive me if the answer is an obvious one. I've been trying for days now without success. I'm setting up a simple SFTP service with vsFTPd. I've had no issues setting up ...