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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“More than one remote source not supported” when copying files via pscp

I need to copy a file from Windows to Ubuntu 12.04. I have tried using the code below: pscp C:\abc.php username@server: . But it shows an error: More than one remote source not supported How ...
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0answers
11 views

Virtualbox VM folder and files permissions

I've copied VirtualBox VM folder from windows to linux server. (win machine died, so I restored backup). Now I want to place VM somewhere in /var/vbox/... and run VBoxHeadless on system startup. What ...
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0answers
13 views

compiling gnucash from source on linux mint

trying to compile gnucash on linux mint caused "libgnomecanvas not found" error. trying to compile libgnomecanvas caused "gail and libart not found" error. gail requires libgnomecanvas to compile I'd ...
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0answers
9 views

linux rsh and rcp + post configuration after rsh installation

I installed by yum the latest rsh package ( because on my linux machine rsh and rcp binaries not exists ) # yum install rsh so I verified by: rpm -qa | grep -i rsh rsh-0.17-60.el6.x86_64 ...
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1answer
21 views

Replacing string in a script using sed

I am new in using sed command and I have an sql which contains "MONYY" and I want to change the "MONYY" in the file by replacing it with the current "MONYY" automatically. I have used the following ...
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0answers
10 views

IPSet with IP6Tables ERROR

Can someone please solve my headache and tell me how to fix this? [root@www xtables]# ip6tables -I INPUT -m set --match-set blacklist6 src -J DROP ip6tables v1.4.7: Couldn't load match ...
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vote
2answers
125 views

Turning speaker beep off by alsamixer permanently

Debian 7, x64. I can turn off the beep by reducing Speaker bar volume in alsamixer to 0. However, after reboot speaker volume in alsamixer is set to 100% again. How can I turn off speker beep ...
21
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3answers
10k views

Convert a PDF to greyscale on the command line in FLOSS?

I have a colour PDF file, and I'm going to print it out and then photocopy it in black and white. I'd like to know what it's like in B&W before photocopying it. Is it possible to 'greyscale' a PDF ...
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3answers
43 views

How to share a Desktop's wired Internet connection with an Android phone?

I have a Linux Desktop (Fedora 18 or Ubuntu 14) on a wired LAN connected to the Internet. This Desktop has just 1 NIC which is connected to the LAN; it has no wifi card in it. What hardware and ...
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0answers
13 views

Trovebox (OpenPhoto) issues after fresh install

After a fresh install of OpenPhoto on my Ubuntu 14.04 (x64) VPS I encountered the 'blank page @ step 3' error. Somehow I solved it (after several reinstalls, and fiddling with file/folder ...
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2answers
3k views

How to create a Windows 7 installation usb media from linux ? (to install Windows 7) - Help need to know better method

I have been reading some web pages and posts here and in other forums about how to create a Windows 7 installation Usb media (to install windows 7 using a usb) from linux. I asked in technet about ...
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1answer
24 views

Investigating linux server slow down

We have a code build server, fedora 13, which was working at medium speed for 4 users. Speed means building a code branch took 1.5 hrs max duration. It was having one quad core, 8gb ram, 200gb hdd. ...
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2answers
1k views

If I typo my username when ssh-ing, is there a way to go back and change it?

When ssh-ing using putty, I sometimes mistype my username, and hit Enter before I realise my mistake. Once prompted for a password, is there a way to go back and re-enter my username rather than ...
1
vote
1answer
16 views

Will re-installing MySQL remove or delete existing databases?

If I reinstall MySQL, without removing the actual MySQL installation, would it rewrite all files without deleting my databases? My problem is my mysqld is broken, due to the fact that I accidentally ...
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1answer
24 views

Using /usr/bin/env to change directory [on hold]

I want to automatically execute commands with the prefix /usr/bin/env $/usr/bin/env composer install (this runs OK) $/usr/bin/env cd public (failed ---> /usr/bin/env: cd: No such file or ...
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0answers
10 views

How to boot from a live cd / DVD or live USB-stick? [duplicate]

I like to know how I can boot from a live cd / DVD or live USB-stick? Is it possible to do that without going to BIOS? And do I have to partition my USB-stick for a live linux? Thanks
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2answers
3k views

sound volume increase beyond 100% whenever possible on linux

Some audio output from files or streams is too low. It is obvious that hardware is able to play the same sounds but louder but because of the data it just plays it at some low level even at 100% ...
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0answers
16 views

Is it better to use the systemd service unit's Restart & RestartSec, or use a systemd timer unit?

I have a couple of in-house automated scripts running at periodic intervals. One is every five minutes, the other is every minute. They don't really need to be ran on-the-dot; e.g. I don't care if ...
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1answer
3k views

How to adjust the PKG_CONFIG_PATH environment variable, while running ./configure

I'm running into this error message while trying to install from a tarball configure: error: Package requirements (gtk+-2.0 >= 2.16.0) were not met: No package 'gtk+-2.0' found Consider ...
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0answers
12 views

I am unable to change permissions of files in my home directory(NIS)

I am unable to change permissions of files in my home directory. For example: Here /home/user1 is the home directory of the NIS user which is mounted from netapp filer. user1@localhost ~ $ pwd ...
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10 views

Installing Graphics driver on Kali Linux

I am running Kali on a virtual machine and i want to change the screen resolution... I have download the graphics driver(HP ProBook 450) from the HP website and extracted the tar file. but now I am ...
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1answer
19 views

delivery order of multiple files in SCP

I want to push multiple files from node x to node y in such a way that they arrive at the destination in the lexical order of their timestamp extensions. Examples: a.20140508120001, ...
3
votes
1answer
20 views

Using pv(1) to limit rsync speed

I'm trying to use pv rather than rsync's builtin --bwlimit to limit the bandwidth of an rsync transfer because --bwlimit is implemented in an eventually-consistent way, and my transfers are so short ...
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3answers
57 views

Linux: How to get current bandwidth usage from command line?

I'm looking for a good way to get the current total bandwidth usage on a linux machine, i've tried iftop, nethogs, but they doesn't show real bandwidth usage (compared to system monitor), anyway they ...
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0answers
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KDE Pause session restore until network

I recently re-installed Gentoo and KDE on SSD. Now it boots up faast. KDE does a session restore at boot, along with auto-starting any apps that I have setup. It turns out that I can boot to a ...
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1answer
32 views

How can I chat (by mikrofon) on linux debian [on hold]

I would like to talking with other people on skype, but I can't because the other person uses linux debian. Unfortunatelly the skype isn't supported in debian, therefore we can't talk eachother. We ...
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2answers
15 views

Piping Several commands in a BASH shell

I am trying to recursively loop through a directory which contains numerous other directories and files and then find all the .rb files and copy them to another directory. This is what I have so far ...
2
votes
1answer
2k views

Automatic script launch after booting on Debian

I try to launch some scripts at boot time on my Raspberry Pi (running Raspbian Wheezy). I have created the file /etc/init.d/datalogger-serveur : #! /bin/sh ### BEGIN INIT INFO # Provides: ...
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votes
5answers
1k views

Remote edit with local editor (Linux)

I have a server I can ssh into, and I am also running Ubuntu. How do I edit this remote file using any program I have installed on my local Ubuntu, without copying it to local, editing it, and copying ...
4
votes
2answers
1k views

How can I get information about an network interface uptime?

I have an Ubuntu machine and a Debian machine. On both I want to be able to see for how long an network interface has been connected. (That is, connected to a network getting an IP etc. Not the ...
1
vote
1answer
114 views

Why is Jenkins using so much memory?

I just started htop in my VPS and filtered to Jenkins to see if this was what was taking so much memory. Holy crap?! I only have two build executors and only ran the service once (on machine bootup), ...
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0answers
7 views

InnoDB O_DIRECT on NTFS external drive

I have a MySQL database with a table that has about 170 mil rows. I have it partitioned into 32 partitions with hash(id div 10000000). I created and imported the rows and then moved the data to an ...
3
votes
4answers
6k views

Hard Reset USB in Ubuntu 10.04

I have a USB device (a modem) that is really finicky. Sometimes it works fine, but other times it refuses to connect. The only solution I have found to fix it once it gets into a bad state is to ...
1
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1answer
32 views

linux: monitor logfile for a string and execute script

I want to monitor a logfile (syslog) on my linux debian box. So if there is a new entry with a secific string, i want to execute a script. The strings are "alarm start" and "alarm end" So it should ...
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4answers
243 views

Linux Text editors able to work with very, very long lines & fixed length records [on hold]

I've got a fairly simple problem here: I have a piece of text which is one giant big line (~150,000 characters). No line breaks, and it's a fixed-length flat file (i.e. it was produced by a COBOL ...
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votes
3answers
8k views

On Linux, how can I find all files that contain a string and delete them?

I want to delete all files that contain the string foo. How can I do this using bash in Linux?
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0answers
19 views

High-performance HTTP request sniffing in linux [on hold]

I have a VPN server that many users are connected to. I want to know which URLs are mostly accessed by the users. Therefore, I have to sniff HTTP requests that are transferred inside my VPN server. I ...
0
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0answers
9 views

Install Gentoo via compilation on virtualbox?

Note that I am not asking how to install Gentoo on a Virtualbox VM. My question is this: I have a slow machine ("Armpit"), and a fast machine ("Emperor"). Let's say I want to install Gentoo on ...
1
vote
1answer
105 views

Changing X-Original-To: header in postfix

I am using a virtual file with my postfix to redirect all mails coming to my domain to a user My virtual entry looks like this @domain.com root Now the X-Original-TO header shows root@domain.com. ...
2
votes
1answer
6k views

Is there a way to refresh the current configuration used by modprobe with a newly updated modules.conf file?

Is there a way to refresh the current configuration used by modprobe with an updated modules.conf file at the command line for Red Hat Linux 9.0?
1
vote
1answer
32 views

Host is not able to ping Guest | Virtual Box

I am using LinuxMint17 (Host) and running another LinuxMint17 as Guest using Virtual Box. My Guest LinuxMint is able to ping Host LinuxMint but vice-versa is not happening. Network Setting in ...
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1answer
33 views

Best solution for linux file sharing with FTP, Samba & Web interface [on hold]

I am looking for a file sharing solution for our network, these are the features I need: Samba access with login FTP access with login Web interface to be able to browse, download and upload files. ...
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0answers
14 views

setting gvim as editor for crontab

I've see many post saying that by setting the following evnironment variable EDITOR=vim or VISUAL=vim will allow to use vim as code editor for crontab. I would likt to try to use gvim instead ...
2
votes
1answer
28 views

What should I do to make my Raspberry Pi safe for SSH?

OS: Raspbian I want to be able to access my Raspberry Pi from the internet. However, Raspbian comes shipped with a default username and password, which means anyone can access it. I have changed the ...
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0answers
23 views

How can I speak with my acquaintance on Linux Cinnamon [on hold]

One of my acquaintances uses Linux Cinnamon and we would like to talk eachother by Skype, but we had to realised the Skype is not supported on Linux Cinnamon. We have searched any solution but we ...
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4answers
3k views

Single application through OpenVPN tunnel (Debian Lenny)

I'm using Debian Lenny and I want to tunnel rtorrent only through a OpenVPN tunnel. I have a tunnel running, the config file looks like this: client dev tun proto udp remote openvpn.xxx.com 1194 ...
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2answers
49 views

“no space left on device”, yet df shows plent of space and inodes

I've got two hard drives attached to this Ubuntu Server 14.04 system - one 1TB HDD, and one 2TB HDD. They are mounted in /mnt/1TB and /mnt/2TB. I would like to copy the contents of the 1TB drive to ...
4
votes
4answers
734 views

Good software to monitor disk io, memory and cpu use? [on hold]

I'm developing a website. I was wondering if there are any tools out there that make it easy to log and graph usage statistics of how my cpu, memory, disk and network are used. I need to somehow know ...
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0answers
10 views

Synology NAS resume rsync backup after connection loss

I am trying to do a backup from a synology NAS to an offsite NAS. I am using rsync through DSM5 as of now, but it doesn't give me the possibility to resume the backup if a connection loss occurs. This ...
0
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1answer
41 views

Linux remove password from rar files

I have some password protected .rar files. I have the password. I want to remove the password from my files. I mean I want .rar files with the same name without password. My Linux OS has unrar and ...