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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xset dpms command is not shutting down the monitor

I have a problem with this command: xset dpms force off. It puts the screen black, but it doesnt shut down nor suspend (with suspend command) the monitor. The command 'xset -q' shows that DPMS is ...
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1answer
22 views

xrandr | grep “ connected ” give me more than one line but IFS=$'\n' read can't break it

I have something like this: declare -a DISPLAYS AUXILIAR="$(xrandr | grep " connected ")" IFS=$'\n' read -ra DISPLAYS <<< "$AUXILIAR" Why it isn't detecting line breaks if echo ...
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Native Windows Libraries Under Wine

As we know, Wine has the ability to run windows native Dlls instead of it's own library files. For example you can use the original d3dx9.dll instead of wine's own d3dx9.dll implementation. Does ...
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2answers
35 views

Clone Linux/Win7 dual-boot to smaller hard drive?

I have a Linux Mint / Windows 7 dual boot setup that is on a big hard drive that I'd like to use for something else. I have a smaller hard drive that will fit everything with room to spare. ...
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1answer
31 views

Error while trying to execute cron script with space in path

I have a script with several rsync commands in it. The script file is placed in an NTFS partition with owner and group permissions set to root. I have no problems running the file manually from the ...
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0answers
16 views

Unresponsive desktop on all Linux distributions

I have an Asus X550LN laptop (Intel i7 4500U, 8Gb Ram, Nvidia 840M), I am trying to install any Linux distribution on this laptop for a year now and I am encountering the same problem. I downloaded ...
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32 views

AMD catalyst driver crashing X.org on Arch Linux

(repost from https://bbs.archlinux.org/viewtopic.php?id=199923) I'm trying to get the proprietary AMD driver to work on my Lenovo B5070 laptop. The opensource drivers seem to work fine, but I need ...
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1answer
55 views

Why might a file transfer be going hideously slowly on Windows, but fast on Linux?

I realise this might be an impossible question to answer, but here goes: I have an embedded board that I've written a load of software for; this board can be sent a new firmware image (image here is ...
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0answers
22 views

How to change large number of file names in linux?

I'm running openSUSE 13.2 64-bit and have about 1,500 .mp3 files I have to change. All I have to do is remove all of the ":" and "?" from the file names because I can't copy them to Fat32 filesystems ...
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0answers
22 views

Linux Mint- Have to constantly reset my internet to work?

I bought this ASUS desktop recently and dual-booted it with Windows and Linux Mint. It comes with an antenna for WiFi. However, on Linux Mint my home network connection keeps dropping and it ...
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2answers
21 views

Make address/url only available when VPN is connected

I'd like to try to make an address/url only available to my PC (Linux) when my VPN is connected and absolutely unavailable when it's not. That means no ping and nothing else. It should act as if the ...
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1answer
14 views

PREFIX in Makefile

I don't really know how to give this question a title, since it is pretty weird to me. I'm gonna try linux form scratch, but I'm doing some research first. I'm stuck with compiling packages from ...
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1answer
22 views

Extending Fedora lvm2 partition

Recetly I've run out of space on my disk and I've decided to reallocate some unused space from one of the NTFS partitions to extend Fedora's partition. I've been reading about resizing LVM2 partition ...
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0answers
14 views

How to install and configure Nagios-MNTOS? [migrated]

I just tried to configure MNTOS for my 2 Nagios server. I'm very new to this tool. I do not get a clarity on the installation. Should i install MNTOS on a separate server or any of my 2 Nagios ...
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0answers
49 views

racoon IPSec/L2TP Client

I try to configure a racoon IPSec/L2TP client to connect a Windows 2003 server. The server is originally intended to be used with Windows XP clients (successfully tested with Windows XP SP3 but ...
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0answers
43 views

Can't recover sd card

I have a SD card I can no longer access. I would like to recover its data. I use a USB SD card reader. When plugged in, the SD card is not mounted, not shown with fdisk -l. Output of syslog when ...
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2answers
32 views

How do I interactively type \r\n-terminated query in netcat?

$ nc example.com 80 GET / HTTP/1.1 Host: example.com HTTP/1.1 200 OK ... It works, line separator is just 0A here instead of required 0D0A. How do I type a 0D0A-separated query in netcat? It is ...
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Ubuntu and LogiLink 4-bay docking station - unable to get S.M.A.R.T. data from all disks

I recently bought LogiLink QP0021 USB2.0 4-bay docking station. It is visible as: 152d:0539 JMicron Technology Corp. / JMicron USA Technology Corp. JMS539 SuperSpeed SATA II 3.0G Bridge: for the ...
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1answer
35 views

Installing linux on unallocated partition

That's my HD. I want to install Elementary OS (Ubuntu based) on that unallocated partition without loosing Windows or any other partition. I tried to make a new partition out of it in gparted but it ...
3
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1answer
40 views

permanently change permissions of linux system file

I often use my computer in text-only mode, so no X11, no window manager, etc. I'd like to be able to adjust the screen brightness of my laptop while in text mode, which I can do by writing to the file ...
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32 views

Cannot SSH to Server after OpenSSH upgrade

One of my developers has taken it upon himself to update one of our production servers without backup to OpenSSH 6.2p, this server is and ubuntu box running in EC2, and now we are unable to SSH to it ...
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21 views

How to manage connection speed of an interface in linux

I am making a website and testing it in my laptop. I wanted my mobile to connect to the apache server through browser and also see the website there. So I made an Access Point with airbase-ng (on ...
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1answer
15 views

Using strace, how do I use it to get the network and serial calls

I have a python program that runs in the background, what I need to know for debugging purposing is that I need to see what calls it is send and receiving for serial, network and to stdout. I know ...
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0answers
83 views

Low VPN (PPTP, OpenVPN) performance on raspberry pi

I own a raspberry pi modebl b+ with Raspbian and kernel 3.12.26+ installed. I recompiled the kernel and enabled pptp module in order to use it with pptp_accel Using the same VPN provider and their ...
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3answers
312 views

Can I install Linux on a computer that has Windows 7

After installing Windows 7 on my computer that had Linux,Windows 7 erased everything that was part of Linux,including some games that I like. I doubt there is a way to recover those files. But,is ...
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1answer
11 views

How do I disable bold text in Roxterm terminal emulator?

Moved from SO to SU: I've combed the internet and read the roxterm man page to no avail. Can someone shed some light on this: I'm trying to disable bold text in roxterm. I personally think the bold ...
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1answer
30 views

Change Plasma 5 Digital Clock to 24 Format

I recently made the update to Plasma 5 from Plasma 4 and while the transition has been mostly smooth, there is one thing that is bugging the heck out of me: the digital clock. This seems like a ...
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0answers
14 views

How to roll back rsync backup, and having trouble targeting a particular partition for backup

I'm using Linux Mint 17.1. I tried to set up a backup with rsync using the following command: sudo rsync -aAXv --exclude={"/dev/*","/proc/*","/media/*"} /* /media/hex/ I just installed an m.2 SSD ...
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1answer
35 views

Copying .exe files from ext4 to ntfs

maybe a silly question but.. why cant i copy an .exe file format from linux (ubuntu 14.04) to windows 8.1 without corrupts when i try to execute it? I can copy some others file formats like images ...
3
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1answer
43 views

How to sort the output of find? [duplicate]

I'm using the find command to list files with their name containing a string: find ~/ -type f -name "*inductive*" I would like to use a pipe to sort the resulting list of files. I would like to be ...
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1answer
21 views

Proftpd - using virtualhosts, global section, server context correctly

Short version: What is the difference between the server context and a virtualhost section in the proftpd configuration file? In the sense of what can I do with the former I can't do with the latter. ...
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1answer
23 views

Remove invalid domain names with Sed

I'm having trouble writing a sed command do the following. I have a file that should only contain "valid" domain names. How I use with sed to remove any line that does not match an expression? The ...
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1answer
35 views

How do I determine the PID of my python program if there is more then one python program running?

I have two python programs running on my system, say they are called program x and program y. I want to get the pid of program y, but not x for my bash script. When using pgrep python, I get the pid ...
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1answer
24 views

Cannot exit normally when ssh'ing using bash script

I have a script that ssh into a server and sets up an environment ssh -t -t dev.example.com <<EOF cd var/dev/ ...other commands... EOF But when I type exit in the terminal after the script ...
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0answers
41 views

Noisy CPU Fan in Linux Mint

I have a Dell Inspiron laptop with Windows 8.1. The CPU fan is quiet when I use Windows. I installed Linux Mint with Cinnamon on another partition, but the fan is noisy all the time when I use Linux ...
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2answers
49 views

Concatenate multiple tar files in one command

I receive anywhere from 4 to 100 very large tar (~20GB) archive files everyday. I have been concatenating them in the past by looping through each of the archives I see on the file system and doing ...
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0answers
34 views

Arch (Linux): Failed to start verifying integrity of password and group files

I have just started installing arch and installed numerous programs, one of which is mysql. Upon starting linux, I recognized this error [FAILED] Failed to start verifying integrity of password and ...
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1answer
35 views

Create NAS storage with DD-WRT

I'm super confused about this. I'm trying to create NAS with DD-WRT such that i can have various files as well as various users, each user with certain permissions. Some files will be accessible only ...
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0answers
25 views

Why does GParted make my flash disk bootable? If not malware then what?

I did sudo dd if=/dev/zero of=/dev/sda where /dev/sda is my flash disk. /dev/sda was all zeros after this. Then I created a partition table with GParted on the flash disk. I made no other changes. Now ...
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0answers
16 views

Permanently assigning letters to a “lost” partition

I recently installed Linux Mint on my PC, and i have Win8.1 already installed so i have a dual-boot. Windows is on one Hard-Drive (C) while Mint is on another (D) with a separate Partition only for ...
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2answers
16 views

Persistent tmux session with shared socket

I would like there to always be a tmux session on a socket in /tmp/shared with a session of 0. That way I can always attach to the session via SSH: ssh user@www.example.com -t tmux -S /tmp/shared ...
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2answers
31 views

How do I connect to SSH over an existing OpenVPN connection?

I have a dedicated server running OpenVPN and SSH on Ubuntu 14.04. Sometimes, port 22 is blocked on a remote network, while OpenVPN can still be used. So how do I manage to connect to SSH over the ...
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0answers
42 views

RAW CD Image (3.1 GB) while downloading, now its 0 bytes

I damaged my original windows 7 DVD. So I was forced to download an image file from the internet and use my product key. But when I downloaded, it showed 3.1 GB. After the download completed, I ...
0
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1answer
29 views

samba | cannot create file

I have CentOS7.1, samba-4.1.1 , users from ldap I create share [share] path= /path/to/share comment = Base browseable = yes writable = yes force group = ...
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1answer
48 views

Permanently increase swap size?

I'm using these commands to increase swap size (on existing swap): dd if=/dev/zero of=/.swapfile bs=1M count=1024 mkswap -v1 /.swapfile swapon /.swapfile It does increase, but after server reboot, ...
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0answers
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Calculating CPU & RSS Percentage for process from /proc fs

Im trying to understand the values in /proc//status I want to calculate cpu% & mem% used by PID, similar to top bash command. For Memory percentage usage I can do the following, correct me if Im ...
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0answers
4 views

sshfs remount frequently hangs

On Fedora 21 current patches, in a local LAN environment, I'm mounting 2 filesystems with sshfs. The remote server is on a reliable LAN network, the ssh keys are correctly setup for passwordless ...
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0answers
8 views

How to set the frequency of dwm-156?

The modem is a d-link gsm dwm-156 . Documentation is here: Documentation Documentation says it supports GSM850-900 and greater In this page there some AT commands may be useful AT My system: Linux ...
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2answers
23 views

Limit a Network Adapter's Traffic to a Subnet in Ubuntu

I've set up a virtual (software emulated) network between a handful of VPSs that I run. Also on the virtual network is a linux server in my home, and on that server I've created a bridge between the ...
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0answers
13 views

Upgrade from 2.0.63 to 2.2.3 Apache - Main login page no longer appears

I recently updated an appliance that is based on a CentOS-5 platform and I can not get the Webservice login step to work. When I attempt to login to the appliance by pointing the browser to the ...