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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Ubuntu 10.04.2 LTS backup server only starts up in command line

Basically i'm helping out at the offices where family works. They have this backup server computer - which is running Ubuntu 10.04.2 LTS - which they apparently in the past could just turn on and then ...
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Some KDE applications crash seemingly related to image loading

First of all - plasma-desktop doesn't work (probably caused by some widget, starts normally on clean ~/.kde dir), dolphin, choqok, klipper don't start at all, konsole starts but crashes when I try to ...
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1answer
23 views

sending GREP command fails

I'm new to expect scripting and trying to get below script to work. The script logs in to a server and reads a config file ($val in the script) for the values of "cps" and then presents a total value, ...
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1answer
53 views

How to block all incoming request from wifi

I am trying to block all wifi connection using iptables in debian but its not working here's what I've tried iptables -A INPUT -i wlan0 -j DROP I also tried blocking port 80 as well as 443 but not ...
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getpassword error: Inappropriate ioctl for device vnc error

I installed tigervnc-server package in server. [root@localhost ~]# rpm -qa tigervnc tigervnc-1.1.0-16.el6.x86_64 Created a vnc user and created vncpasswd also for that user. [root@localhost ~]# ...
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1answer
30 views

VirtualBox with Centos 7 minimal install, cannot connect to network

I just installed Centos 7 on a VM I'm running from VirtualBox on a windows machine. I installed the latest minimal release. I then went about setting up a static IP. When I try to access the machine ...
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0answers
6 views

How to see notifications timing in KDE 4.1x?

KDE 4.1x doesn’t show time against the notification it puts in front of the user. E.g.:- copy/move files task has completed, a torrent has completed, battery low-level notifications, etc…, the only ...
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0answers
27 views

Install ubuntu on ssd disk fail

I have just bought a SSD to update my old laptop. However I cannot install lubuntu on it, it stops and keeps repeating the same messages ata3: hard resetting link ata3: SATA link up 1,5 Gbps (SStatus ...
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0answers
4 views

Iodine server not accessible:

I'm trying to get Iodine running on my Kali Linux server but I keep getting errors. Following the instructions, I: Created an A record at noip.com - myname.ddns.net - for my router's dynamic IP ...
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0answers
12 views

Linux: Keyboard not reacting for some time after start of gdm or lightdm

I've been using Arch Linux for about 2 years now - and ran into a strange problem lately: After booting up my machine (Lenovo x220i), ending with either gdm or lightdm as the login manager, I am not ...
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0answers
36 views

grub-update and “/usr/sbin/grub-probe: error: unknown filesystem”

I've got a Debian 7 Wheezy (stable release) and my GRUB suddenly refuses to see one of my partitions. It is an OS X HFS+ partition on the GPT disk. This behavior was introduced in the month or so and ...
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1answer
19 views

Rebuilding the rpm package

ALL, I'm a long time Gentoo user. Unfortunately I found a job where the primary distro is RHEL with different distribution system and different installation process. My problem is I need to rebuild ...
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1answer
24 views

How to serach for a line which contains specific string in Bash?

I've got a file which contains some amount of lines, I want to look for a specific string, and if the file contains it, then I want to print a different line from the same file. for example, let's ...
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0answers
10 views

normal user to rsync between two systems as root

How can I change the user permissions so that the user will be able to rsync between two systems as a root. I added the user in visudo. paru ALL = NOPASSWD: /usr/bin/rsync then I typed the ...
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0answers
28 views

Can't ping a host in the same network

So i'm setting a network of three PC's (PC1 - PC2 - PC3). PC2 eth0 is connected to PC1 eth0. And PC2 eth1 connected to PC3 eth0. I can ping PC2 with PC1 but i can't do the same for PC3. Also, are they ...
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0answers
8 views

Teradata kerberos setup using MIT Kerberos

while testing the connection using KRB5 Mechanism in bteq , I am facing below error: CLI2: BADLOGMECH(507): Requested logon mechanism is not available
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0answers
72 views

Can't start weston anymore

Since a few weeks I can't start Weston anymore on my Arch Linux machine. My Graphics card is: $ glxinfo | grep 'renderer string' OpenGL renderer string: Mesa DRI Intel(R) Ivybridge Mobile And my ...
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1answer
8 views

Get Logical Volumes Group name in legacy grub

I am currently in GNU GRUB v0.97 Restore mode and I have CentOS 6.5 installed with /boot partition separated and rest of filesystem is in Volume Group. But, I dont remember volume group name, is there ...
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2answers
35 views

Can't set Qualcomm Atheros AR9485 card power on laptop under Linux

I've been trying to set the power management on my wireless card. I looked at PowerTOP and I tried setting power management on the wireless card, but it doesn't work. When I tried using the command ...
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1answer
14 views

regenerate initramfs after moving boot partition

I've recently moved my linux system from hdd to ssd. I managed to get it booting and everything was fine until I deleted old boot partitions from hdd. Now when I try to boot I end up in dracut shell ...
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2answers
31 views

Connecting two separate SSH connections together

I'm working on a small project and looking for some advice on how to make a portion of the project work. Goal - join two separate ssh sessions together. I want to see if keys used to login to bastion ...
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0answers
17 views

TUI Login for Ubuntu Server

I have a TUI using whiptail it asks for a username then a password. My problem is that I want to add this program as a replacement for the regular login terminal. I have looked up how Ubuntu starts up ...
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1answer
39 views

btrfs convert from raid1 to raid5

Is it possible to easily convert a btrfs raid1 to a raid5. I mean at the end of the day. Its really just two mirrored drives. So I would think this should be easy to do. I want to now have 3 3TB ...
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1answer
55 views

How to change the default terminal beep frequency of the PC speaker?

I want to change the default sound frequency ofSND_BELL(which is used when\aor BEL or ^G is printed on the screen) to higher values (the current default is around 750Hz). Of course this turn to need a ...
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0answers
14 views

Manage NAT using a tool

I have a Raspberry Pi on which I had previously installed Raspbian and am now installing another version on again. It is mainly used to be a test maschine for small programs and primarily as a NAT ...
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0answers
58 views

“Oh no something has gone wrong ” - Kali Linux

I have installed Kali Linux dual-boot with windows 8.1 and it worked fine until one day, I have opened Kali and there is a message saying "Oh no something has gone wrong and the system cannot recover, ...
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0answers
14 views

Snort alerts analysis (web interface)

I have a question about Snort (or maybe any other IDS/IPS, any working solutions would be ok). The goal is to set up some web interface providing a way to view the whole TCP stream packets of each ...
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0answers
35 views

linux boot up screen image + progress bar

I have a Linux system on which I want to have my own boot up image and a progress bar to indicate the progress. I made my own theme and added it using plymouth-set-default-theme -R 'name-of-theme'. ...
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0answers
23 views

Install Kali Linux on a Surface Pro 1

I really need your help; thanks in advance to anyone who can give me a hint! I want to install Kali Linux on my Surface Pro 1. I found loads of tutorial with different sequence and tool used in ...
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1answer
34 views

Rsync delete only remove older source files

Ok, I could probably spend a lot of time writing a complex set of bash scripts that would accomplish this, but I'm hoping this functionality already exists somewhere. I have a device in my car which ...
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1answer
12 views

Ubuntu 10.04 | Terminal Freezes on certain commands | MTU

Isolated problem: I try to cat /etc/rc.local and I can't do anything in the ssh session after that. I've tried many of the common things, but it seems to freeze on any command, but I can do an ls, ...
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3 views

How to set default window properties with mutter window manager?

I know I can change the properties of a window with xprop but I want to change the default properties
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1answer
16 views

How to ssh and run Smash CLP command by script?

I want to write the script to ssh to server (bios interface) and run command as Smash CLP. I try some command like: ssh -t accout@remote_server 'command', but it doesn't recognize 'command' as ...
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2answers
873 views

Vi can write to file despite file being read-only

The following example show how to create a file with only read permissions. As we can see, when I try to write to this file using the echo command I get, Permission denied. But why, in the case that ...
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2answers
39 views

Full Disk Encryption in existing Linux system without erasing any content from the drives

I am trying to achieve "Full Disk Encryption" in a already installed Linux system. I have come across with LUKS with dm-crypt, it can encrypt a drive/entire disk, but before encrypting it is ...
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1answer
26 views

VirtualBox broke Fedora networking - how to fix it?

I was trying to install VirtualBox in my Fedora 21 machine. However, the cited machine has Secure Boot enabled and obviously VirtualBox startup failed miserably due to lack of signing in its modules. ...
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0answers
28 views

Permission denied error everytime I try to use npm in terminal

This occurs anytime I use npm in terminal and cannot seem to figure out where it is coming from" -bash: /usr/local/bin/rbenv: /usr/bin/env: bad interpreter: Permission denied
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3answers
158 views

Windows 8.1 fails to boot after Linux Mint 17.1 install

My brother wants to move to Linux, so he installed it on his second HDD. The second HDD was the boot sector drive, but Windows and all the data was on the first HDD. After installing, Linux would ...
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1answer
7 views

Keepassx does not work with Hotmail

I am using Keepassx on a Linux computer to manage my passwords. Most of the time when using auto-type to get my Hotmail password, Keepassx types in a password that is 7 digits to long.
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0answers
33 views

dmsetup status fields explained?

I am not new to linux, but I am new to the underlying guts of it, and I don't know anything about LVM or device-mapper. I'm trying to troubleshoot a livecd mounting its live-rw (dm-0) file system as ...
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2answers
68 views

Hard drive (SATA) making trouble when connecting via USB

I have a hard drive from Western Digital (model: WD2500BEVS-75UST0) that is running without visible problems inside my laptop connected with SATA. However, once I connect it with an external case that ...
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0answers
22 views

gnome-shell using 100% CPU

I am running Fedora 21 on my Lenovo X1 3rd gen and I noticed that the process gnome-shell uses 100% CPU almost all the time. I found that this could be due to a missing graphics driver but this does ...
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0answers
19 views

Kernel Panic when trying to boot Linux Mint 17.1

Ok, I just installed Linux Mint 17.1 (Cinnamon Edition, 32 Bit) alongside Windows 8.1, and when I select linux mint, It goes to the shell boot and the caps lock light flashes, indicating Kernel Panic. ...
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1answer
22 views

Is there any reason to replace a failing disk in a raid10 before it has completely died?

My home server has four 4TB disks configured as a RAID10. I've gotten a few messages recently suggesting that I'm about to lose one of my disks: $ WARNING: Your hard drive is failing Device: ...
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2answers
46 views

sudo alternative to allow certain user to execute chmod from a program

I would like to allow a certain user who does not own the files in a directory to execute chmod on them. Interactively, I know that I can do this by configuring sudo with the sudoers config file(s), ...
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0answers
22 views

Is it possible to bring up the OS without any displays on an armStone A9? [duplicate]

How to bring up the operating system on an armStone A9 without any additional displays, but just via LAN cable? My network setup looks like this: Details: PC (machine 1): Ubuntu 14.04 LTS / ...
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0answers
31 views

Setting up an OpenVPN connection between my home network and a serve ro the internet

I want ot tunnel all local network traffic oven an OpneVPN connection. I have an ubuntu server configured on the internet (and it works from my laptop) and am now trying to configure the Raspberry to ...
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0answers
31 views

How to encrypt data in bitbucket without losing git diff tools?

Based on this question:encrypt files before sending them to cloud. considering openssl: For example when using openssl we can write the files fooenc.sh: #!/bin/sh openssl enc -bf -nopad -pass ...
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0answers
23 views

ZFS panic in debian

All my server's process relative to zfs are in 'D' state. Here is dmesg: [ 108.965838] BUG: unable to handle kernel NULL pointer dereference at 0000000000000048 [ 108.965993] IP: ...
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0answers
11 views

connection speed gets slow when using ip address but fast when using domain name

I have a web server and recently i changed the ISP for my home. after then, when i tried to connect my web site(admin pages) by ip address of the server, it takes considerably long time to load the ...