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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How does rsync behave with --append and --link-dest together?

The question refers to the case where a file exists both in the origin and the link-dest folder, but it's larger in the origin. Will it hard-link it and append inplace (thus modifying the file in ...
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1answer
1k views

cp -a is preserving ownership, from non-root user

When I invoke cp -a 1 2 from a non-root user, the ownership is being preserved, despite the fact that file 1 belongs to another user. My understanding was this shouldn't be possible. What is going ...
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1answer
609 views

Linux distro for booting from USB and automatically running a script

I want a lightweight CLI only Linux distribution that can rapidly boot from a USB stick, run a script by itself at startup and then shut down the computer. All of this without any user intervention ...
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1answer
64 views

Install web service server on Blade system

I need to install a webservice server coding in java & running in JBoss AS onto a blade server with Linux OS. Anybody knows what way to make use all the power of that blade? Or just install it as ...
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1answer
666 views

Atheros card not functioning well under WPA2

I've got a Toshiba Satellite L25-S199, and it includes an Atheros wireless NIC based on the AR2413 chipset, I believe. Currently I'm running OpenSUSE 11.4 on it, but I've previously had Xubuntu and ...
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2answers
991 views

Accessing Netatalk/AFP Shares from OS X Snow Leopard

Recently upgraded Ubuntu home server from 8.04 client to 10.04 server and reinstalled all services therein. One of them is a Netatalk daemon that I configured in a fashion similar to this website: ...
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1answer
330 views

Can the expect utility handle a case where the process it spawns also spawns a sub process?

I'm trying to use expect to handle rsync over an ssh shell, but it gets stuck. If I run my rsync command it works (simplified here): It prompts me for my password and copies files to the server: ...
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4k views

How to connect site to site from Linux IPsec VPN through a Juniper Junos SRX (210, 240 series) gateway?

It's been almost more than a week, but I seem to have no answer for this and can't really figure out how to solve this: I am using Fedora/CentOS Linux and have a Juniper SRX210 gateway configured as ...
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1answer
983 views

rtl8191SEvB wireless in openSuse

Having bad luck with preinstalled Win7 on my new Lenovo T510, I decided to install Suse 11.4. Everything worked out-of the box, except for wireless card. lspci told me the card's name: [Realtek ...
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1answer
118 views

Formatting my $PS1 to x amount of character

I'm looking for a way to force my PS1 variable to a certain number of chars. It currently looks like: $PS1="\W $" and I'm trying to keep the same number of characters regardless of the length of ...
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2answers
250 views

How to Repair Ubuntu boot

I have hard disk contain Windows 7 and Ubuntu 11 so I cloned it to new one but when I replaced it no OS working just dell mark appearing then restart by itself. In the past started up by Ubuntu menu ...
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1answer
673 views

how to get ppp interface gateway address in debain 6?

I am using debain 6 and using a Sierra modem c888 to connect internet. I am using wvdial package for connecting the modem. I am able to connect internet. The question I have is, how do get the gateway ...
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45 views

Reading Speed Software for Linux

I'm looking for a Reading Speed training software working under linux, analogue to eyeQ. Anyone knows one?
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1answer
655 views

Problem running KDE in ArchLinux: “x” respawning too fast: disabled for 5 minutes

I am looking into Arch-Linux so I created a VMWare install of it. Unfortunately, I can't seem to be getting KDE to run. It claims that KDE is starting at boot, but it is followed by "x" respawning too ...
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2answers
1k views

Setting Primary Monitor for Natty Narwhal

I'm having problems setting the primary display in my Linux environment. I tried following the instructions here which seems to be working for everyone but it didn't work for me. In my ...
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1answer
80 views

Formatting bash errors

I am using Fedora 14 and when I am executing a file: #!/bin/bash asd #assuming this command does not exist I am getting following error: /path/to/file: line 2: asd: command not found I want to ...
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2answers
560 views

Unable to create a file in specified path in linux?

I am unable to create either a file or a directory in a specified path in Linux. I am getting the error "No space left on device". I have checked with df -k and df -i. Free disk space is 28 % and ...
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1answer
300 views

Cron not executing jobs

I'm having trouble making cron work. I edit my cron jobs doing sudo crontab -u myuser -e sudo crontab -u myuser -l prompts my cron tables: ##### */1 * * * * /home/myuser/Projects/scripts/cron.sh ...
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1answer
850 views

Recover Linux software RAID5 array after server upgrade

I recently upgraded a server from Fedora 6 to Fedora 14. In addition to the main hard drive where the OS is installed, I have 3 1TB hard drives configured for RAID5 (via software). After the upgrade, ...
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379 views

Ubuntu 11.04 Server host w/ VirtualBox and a windows 2003 server guest, doesn't recognize the network adapter

I have an Asus Extreme II motherboard with onboard chipset for ethernet. Running Ubuntu 11.04 Server with VirtualBox. The Windows 2003 Server guest, doesn't recognize the network adapter. Installed ...
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2answers
293 views

VirtualBox: how do I install a specific version of Ubuntu?

I'm really new to VirtualBox (and server stuff generally). I'm using VirtualBox on MacOS and I need to install version 10.0.4 of Ubuntu. The setup for VirtualBox only allows you to specify Linux > ...
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0answers
222 views

Start movie playback on asys O!Play over telnet

I hope this is the correct stackpage to ask this question. I have an asus oplay mediaplayer next to my tv which offers a telnet interface. Now i have built a nice app that indexes my media library ...
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1answer
270 views

MySql replication not working properly on Ubuntu Lucid Lynx server

I have two Linux boxes. On the master following is the configuration file (my.cnf) log-bin = master-bin log-bin-index = master-bin.index binlog-do-db = test_db server-id = 1 master ...
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0answers
421 views

Adding udev for embedded linux

I am using an arm processor and linux busybox as my OS. I want to add udev running in my system. The system has mdev. But doesn't seem to fulfill my need. How can I add udev for my system? thank you. ...
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1answer
433 views

iptables drop fake ip packets

I'm trying to drop all packets from the internet that use a fake ip address so they appear to come locally. Do I need both lines or only the first ? --append INPUT ! --in-interface lo --source ...
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1answer
73 views

Linux mainline contains all the Xen code bits for Dom0 and DomU support

What does this mean?: "Linux mainline contains all the Xen code bits for Dom0 and DomU support" does this means that I don't have to install a XEN kernel if I want to use it? Are there any updated ...
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1answer
659 views

How to limit the upload/download of a program already running (A process)?

I have already tried trickle and wondershaper. I need a program that can limit the speed of download/upload of an already running program. Similar to the how NetLimiter in Windows limits already ...
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1answer
1k views

Allowing multiple simultaneous rsyncs to play nice together

Each day I need to copy N files from a source location to a mirror at a specific time (where N is very large). Let's say I tell multiple CPUs to each run an rsync simultaneously on a subset of the ...
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1answer
596 views

Debian often reboots halfway through resume from suspend to disk (hibernate)

I'm on a Lenovo ThinkPad W510, using Debian Squeeze but with the Kernel and acpi-related packages from testing (this was necessary to make hibernate work in the first place). When I hibernate my ...
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824 views

Setting up a Remote Diskless System

I am trying to setup a PXE Boot server with RHEL 6 and am following these directions. Has anyone done this successfully?? I am having various issues. I used the rsync command to copy over the ...
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491 views

Emulating a network switch as software on Linux

I am doing my project on network virtualization on cloud computing. I am going to implement a testbed for the cloud environment and measure the performance of cloud services in a virtualized network. ...
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2answers
423 views

Elegant solution for streaming media from home server

I recently moved (~65mi). I have all my files on my Linux Server at home. I want to find a way to have 2 Ubuntu Workstations (at my office/apartment) and Laptop to all be able to stream my media from ...
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249 views

can't boot after upgrading kernel to 2.6.38-9

Just upgraded to 2.6.38-9 on Ubuntu 11.04 and rebooted immediately after. It gets as far as the ubuntu logo on the purple screen, then after a moment switches to a black screen with boot status ...
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1answer
1k views

Ubuntu xrandr rotate issue

I've just bought a second monitor for my PC which happens to be a pivot monitor. I've already read lots of forums related to my problem but haven't come across a solution - I have the same symptoms as ...
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1answer
322 views

Syncrify and SSL support

I installed the Syncrify server and client on a Linux box. From what I've read on their site, Syncrify comes with a built in self-signed SSL certificate. However after setting the SSL port on the ...
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2answers
1k views

How to change root device?

I want to be able to change the root device, say from sda to sdb, so that I am able to remove sda. I don't believe this is possible with chroot, as I am changing the root folder to a mount point that ...
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52 views

Discrepency between df and du? [duplicate]

Possible Duplicate: Difference between df -k and du -sh The problem: I receive messages that I cannot write to disk. The symptoms: df -h Size 17G Used 17G Avail 0 Use% 100% Mounted ...
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1answer
122 views

Screensaver fine-tuning? (Gnome Linux)

I'd like to know if there's any way to disable a screensaver and re-enable it automatically after I'm no longer watching the movie or tv show. Also, can I disable the screensaver when flash (or, ...
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1answer
1k views

problem with Virtualbox bridged networking internet access

I installed Virtualbox on Ubuntu and windows xp as geust i have adsl connection in my ubuntu in Nat i have internet but in bridge case i dont have internet in bridged networking i could ping winxp ...
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160 views

VM Host Windows VNC Client isn't finding VM Guest Linux VNC Server … why?

I have a Debian 6 guest (VirtualBox) sitting on a Windows XP host. In Debian I've configured tightvncserver. In Windows XP I've installed TightVNC client. On Debian I do the following: $ sudo ...
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1answer
307 views

lsof get traffic size with server

I have a server can I use lsof to find on a specific port the amount of traffic passed with servers? I used so far this in order to sort by highest size, but what info to i really get? how can I know ...
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5answers
1k views

How to use sed on Linux to get values from file name?

How can I retrieve every portion separately from the following file name? DSA4020_frontcover_20346501_2011-05.doc I want to retrieve the information as below: name = DSA4020 type = frontcover id = ...
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1answer
419 views

how to make Dell powervault 715N to boot linux OS(Zentyal/pfsense) using hard disk instead of PXE?

All the question is about Dell powervault 715N. as my research installing/booting linux OS(Zentyal/pfsense) in is possible using PXE but is it possible to boot from hard disk as i using UNetbootin to ...
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3answers
2k views

iptables restrict ssh session by mac address

I'm in the process of restricting access to my Linux production box, where ssh access needs to be limited to only a few MAC addresses. I've followed the instructions outlined in this guide and ran ...
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0answers
291 views

Lots of fun problems with RAID and SATA controllers

I bought a used 3ware raid card off of ebay a few months back and set up four 1TB caviar blacks in RAID5. The hardware raid could only manage about 5MB/s writing without write caching, and I don't ...
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1answer
362 views

Linux - Whitelist hardware devices

For security purposes, is it possible to have the operating system enforce a whitelist of hardware devices? This means that plugged in devices that are not in the whitelist will be ignored at an as ...
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147 views

Inaccessible SVN repository

I have a problem accessing my SVN repository. After re-booting my Linux host, my SVN repositories on that host are in-accessible. Although I can create new repositories on that host with the svnadmin ...
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2answers
998 views

how to limit resource in Linux

I've posted a question about this few hours ago on Stack Overflow: Linux bash inline command to execute a program and limit the resource As I know, to limit the resource I can use ulimit ...
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2answers
1k views

how to install xdebug in Linux Mint?

how to install xdebug in Linux Mint?
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1answer
1k views

permission denied while copying files with root

Ok, how is it possible that I get perm denied when I'm copying files in console. Any ideas?