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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“Silicon Power 4GB Micro SDHC Class 10 High Speed Memory Card” compatible with Raspberry Pi?

Today I bought a "Silicon Power 4GB Micro SDHC Class 10 High Speed Memory Card". Is this compatible with Raspberry Pi Model B?
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1answer
1k views

VIM copy doesn't work in Gnome Terminal (to system clipboard)

I prefer using VIM in a gnome terminal (On Fedora 19) instead of using GVIM. But I can't seem to copy to the system clipboard. I'm pulling my hair out trying to figure this out because other threads ...
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1answer
628 views

How can i setup multiple access points with multiple wifi cards on linux

I've got an old PC with debian on it, which works as some kind of router. It is set up as wireless access point using hostapd. I want to setup multiple access points, one on old wifi card with 2.4hz, ...
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0answers
58 views

Set a dedicated 'emacs' key in Linux like OSX

I use emacs quite a lot, and on Mac OSX, most of the Control-keybindings from emacs are available in nearly all applications (e.g. Control-A goes to the beginning of the line) whilst the more common ...
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2answers
621 views

Add read permissions to all the directories of a path

I want to add (not modify other file permissions) for all the directories in the path written bellow. Something like chmod -R xx4 /home/mDB/admin/KNUCKLES/dbs/ The path /home/mDB/admin/KNUCKLES/dbs/ ...
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1answer
579 views

Replacing Windows 7's desktop search capabilities in Linux

Having switched to Linux Mint as my primary OS, one of the few things that makes me miss Windows are the built-in search capabilities. In Windows, I can simply hit the "super" key and immediately ...
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1answer
100 views

Quickest way to iterate on custom OpenWRT builds

I've been playing with the OpenWRT Attitude Adjustment trunk on my TL-MR3020 lately, and since I'm modifying some of the included packages that get installed via feeds, I need to reflash the firmware ...
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968 views

Linux recognize only partial memory

I tried different linux distributions (Ubuntu 12.10 Gnome Remix, Fedora 18, Bridge Linux) on my new laptop but all of them have a problem with memory. My laptop has 4 GB memory but Ubuntu recognises ...
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1answer
809 views

Screen sessions getting killed but processes still live on and run

This is a weird situation I've run into. We have a test server off site (or off site from where I work). To access the server, I need to VPN into its network. I ran screen to execute a long running ...
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0answers
19 views

How does YUM know of a software update of something I installed from a CD or download

Can YUM update software that I install from a CD? Let's say I install open office, run an installer. How is YUM aware of the location, updates for that software? thanks
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2answers
133 views

Number typing issue on RedHat

When typing 4 or 6 on terminal window it changes the tab instead of writing the number. I am using Red Hat Enterprise Linux Workstation release 6.4 (Santiago). How can this issue be fixed? Here are ...
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1answer
342 views

Can't get clean recording from HDHomerun Prime via curl

The Problem Recording TV shows from HDHomerun Prime results in either 30 seconds of clean video, then a loud beep and loss of roughly 1/2 a second or results in a stream that looks like it was ...
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0answers
228 views

Can't connect to the Internet even though I was able during installation(Debian)

As I said in the title i have difficulties connecting to the Internet. During installation of Debian 7.1 I provided wizard with htc_9271.fw file when it asked. After that I connected to the ftp server ...
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1answer
1k views

Adding Git repo and branch to Tmux status line

I have found a Tmux configuration file that shows how to add the Git branch to the Tmux status line, however It just shows [[ branch ]] no matter if I am in a Git repo or not. I am not sure if this ...
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1answer
4k views

Running commands as another user on their machine via ssh?

As part of my normal workflow I ssh into another user's machine, switch user to them, run a command, then exit out to my own machine again: ssh hostname sudo su user runcommand exit exit Is there a ...
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1answer
117 views

Sorting services in Linux

I have a few Linux servers, all running different services. When I run service --status-all, I get a couple screens of output. I thought I'd be smart and pipe it to sort, and see as a group what ...
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2answers
6k views

Route internet address to specific network interface

I have two network interfaces. One wired (eth0) which is filtered by proxy. One is wireless (wlan0) which is free. I need to route specific URLs via the wireless interface to avoid the proxy.
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1answer
582 views

Is the `rm` buildin GNU command case sensitive?

Is there is a way to remove a file or directory ignoring if the name of the file is uppercase or lowercase? Example. I both /FiLe and /file. If I write: rm /file will it remove these two?
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1answer
160 views

Undo remap using xmodmap

In an attempt to remap the right alt key to my left alt key I had run the following: xmodmap -e 'keysym Alt_L=Alt_R' Now I cannot revert it back to it's original state. How can I undo this blunder?
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47 views

Deleted video file from spy glasses

please help me... I have bought spy glasses - glasses with video camera. I use it for horse riding ;) and sometimes I have problems to turn it off. The it makes some mistake and the SD microCard seems ...
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1answer
533 views

Error: EDID Checksum is invalid when logging in to Fedora

Let me start off by saying that I'm a complete Linux noob. I've played around the GUI and the command line, but I've done nothing of the sort that I can do on Windows. I'm handling a client that ...
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1answer
494 views

Incremental disk image backup for linux

I have 4 RHEL+2 windows workstations and 1 windows 2012 server. I want to take incremental backup of Linux to windows server. Is it possible to do this. I mean windows to windows is possible but is ...
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1answer
2k views

Can't run startx a non-root user in Kali Linux

I've installed Kali Linux from a mini ISO network install on VirtualBox. I then installed xfce and ran startx on root account. apt-get install xfce4 apt-get install xfce4-goodies startx xfce starts ...
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1answer
440 views

Can Intel Xeon Phi improve ffmpeg performance?

I'm building a server for video encoding and I'm planning to use the latest Xenon e5-2697 v2. Can Xeon Phi help me improve ffmpeg encoding performance? a bit confused by this new "processor" ...
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2answers
251 views

Stress testing all SATA links

I have a few servers. Each has 9 backplanes, and each backplane has 5 hard drives. Once in a while, one of the cables connecting a backplane to the motherboard (actually a pci card on the motherboard) ...
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1answer
1k views

Broken sudo on amazon web services ec2 linux centOS

So I had no idea of the dangers of messing with the /etc/sudoers file, and was just trying to make a simple change in there. However, I seem to have put something with incorrect syntax in there, ...
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1answer
380 views

xinetd server configuration

I have a java server console program that I have configured xinetd to start when connection comes in on a given port and then the program runs in an infinite loop receiving inputstream from telephone ...
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0answers
422 views

Getting i/o statistics of a process per file

I have a process of I would like to monitor the i/o with some precision. I know the PID, but I can't really control the way it is started (so I can't really put a pv-like command in between). What I ...
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1answer
2k views

Adding system call to kernel 3.11 [closed]

What I want to do is add a dummy system call to the 3.11 Linux Kernel. What I did: Downloaded and extracted kernel v3.11 from kernel.org and placed it in /usr/src In file, ...
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1answer
1k views

Problem in listening to multicast in multihomed Linux server

I am trying to write a multicast client on a machine with two NICs, and I can't make it work. I can see with a sniffer that once I start the program the NIC (eth4) start receiving the multicast ...
4
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1answer
5k views

How to find size of RAM cache use for ramfs, tmpfs

I'm wondering if there is any way to specify the size of RAM cache used to store ramfs, tmpfs? When I look at /proc/, I can't find anything about ramfs size.
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2answers
35 views

HDD Sata vs usb

Ok I have a couple external HDD that I put into my home made media server. One is a 3tb seagate external HDD and for some reason when I have it connected by the USB adapter it has transfer rates of ...
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1answer
621 views

linux find: searching for files smaller than 2Kb misses the ones between 1 and 2Kb

I just stumbled in an oddity with the find command on Linux, in a nutshell I had the need to find all files smaller than 2Kb in a certain folder, so I issued the command: find /folder_to_search_into/ ...
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2answers
10k views

How to fix“error while loading shared libraries: libgl.so.1”

After I run this command dpkg -l |grep ^rc|awk '{print $2}' |sudo xargs dpkg -P I got the problem while opening smplayer,cairo-dock,unity-2d-shell and amdconfig ,"error while loading shared ...
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2answers
96 views

How can I know the total of used processors by user in Linux?

How can I know the total of used processors by user in Linux? For example: User "X" runs 2 (or more) processes that use in total 3 processors. How can I know it? If it impossible, then How ...
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1answer
32 views

How do you remove the grb (grub 1) mbr from inside Suse Linux 12

How do you remove the grb (grub 1) mbr from inside Suse Linux 12? I have tried this as stated numerous places on the internet (sda is my one and only drive), however it just says 0 byte written and ...
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1answer
976 views

Is there an ftp command on linux that works with ftps

Have been trying for 2 hours with lftp commands and any combinations/variations of them but won't connect. lftp :~> user usr pwd; lftp usr@:~> set ftp:ssl-force true; lftp usr@:~> set ...
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1answer
1k views

Couldn't install winexe-1.00, Python not found

When I was installing winexe 1.00, after [winexe-1.00/source4/]./configure I got the following message: checking for python2.6... /usr/local/bin/python2.6 checking for python2.6-config... ...
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1answer
1k views

Using HDMI port as network protocol interface?

I was wondering if it's possible to use the 10.2 Gb/s HDMI port on several computers as a backbone networking interface for a home made cluster? Is there some kind of HDMI switch? Can HDMI transport ...
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1answer
24 views

I want to automate the tunneling of putty such that Source port and destination can be entered automatically and then putty opens automatically

I want to automate the tunneling of putty such that Source port and destination can be entered automatically and then putty opens automatically. strong text
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1answer
128 views

New process being created while checking with 'if' in bash

ps -ef | while read line; do for i in $line; do if [ $i = 'bash' ]; then echo $line; fi; done; done; unset i; The command runs properly displaying the Bash ...
3
votes
1answer
5k views

Connect to FTP server via Unix terminal (explicit over TLS/SSL)

I have a requirement to connect to a remote ftp server via unix terminal. I don't have gui access. The server runs ftp explicit over tls/ssl. Could someone please help me with this? I saw a post ...
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2answers
149 views

Is this alias any useful?

I am going through and old .cshrc file and it contains the following alias: alias pwd 'echo $cwd' How is that useful? I used to think that this is how pwd might have been implemented. But looks ...
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1answer
213 views

How to prevent users from renaming files while providing write permissions on Linux

For some special purpose, I want to prevent non-root users of the Linux Server from changing the filenames. However, they can modify and write to the contents of the file. How to do this from command ...
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1answer
145 views

Which Linux directories to backup for sound

One time my sound card was no longer detected and the only way to get it working again was to reinstall Linux. I want to avoid having to do this by backing up important files for sound so that if the ...
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3answers
2k views

Should I use VFAT or ext3 for a 1Tb external usb hard drive?

I have a 1 Tb USB external hard drive which I want to use to backup data from my home and office desktops (both running Linux). Should I format the drive (possibly split into a few partitions) as vfat ...
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1answer
223 views

Adding sda1 vs. sda to a linux software raid

I'm running a Linux md software RAID 6 on several USB hard-drives. Each drive is partitioned to contain one partition of type fd (linux raid). My RAID is built on these partitions, i.e. it uses sda1, ...
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2answers
988 views

hdd recovery: can I speed up dd?

I am currently trying to recover a hard drive I accidentally formatted, but am of course, using dd if=/dev/sdb of=/dev/sdc conv=noerror,sync to make a backup to work on first. I have two questions, ...
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4answers
188 views

Efficient system exploration/navigation on Linux?

I've been using unix and the command line for some time already, but my main method for navigating through files and directories is still cd path; ls; cd path; ls.... This is not effective at all. ...
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2answers
275 views

rdiff-backup over existing backup

Is it possibly to run a rdiff-backup to an existing old plain tree copy of the files to backup? What options should be used?