3
votes
1answer
932 views

Knoppix multiple desktops

I have knoppix 6.4.4 installed on a persistent usb drive. By default, compiz is set up and allows me to switch between my four desktops. The problem is, when I have two browsers open, one in desktop1 ...
7
votes
1answer
2k views

When does UNIX “defrag”? (specifically Solaris)

On Windows, there is Disk Defragmentor that runs every so often to make files contiguous again. I explain this to users in lay-men terms, but at the same time, I would like to mention yet another +1 ...
7
votes
2answers
823 views

Finding out with which parameters a program was started

Is there a way to find out for any given process with which parameters it was started?
2
votes
1answer
278 views

Where can I get Debian initial version ISOs?

I am interested in installing initial versions of Debian on VirtualBox. Can anybody tell me where I can find these ISOs?
3
votes
1answer
170 views

Fedora repository release cycle?

I have recently switched from Ubuntu to Fedora but can't seem to understand how the repository release cycle is. In ubuntu it seemed very OS centered where a new version of a package/program was ...
8
votes
5answers
31k views

How to recover data from a bad SD card?

I have a 4GB SD card with some family pictures on it that I need to recover. When I insert the card into my card reader, it shows up as an unknown 32MB device (as /dev/sde) and cannot be mounted. When ...
3
votes
6answers
314 views

What GNU/Linux magazines, e-zines are available? [closed]

What GNU/Linux specific magazines, e-zines (free and paid) are there ?
2
votes
3answers
1k views

How to monitor or kill a process which has been started by cron?

I have some bots, which are run by the System scheduler at given time interval. But sometimes due to some logical error I have to stop these bots manually. How can I find these processes run by the ...
4
votes
2answers
895 views

Limiting the Size of Apache HTTPD Memory Footprint

I have a web server running Cent OS 5 with Apache. I have over 1GB of Ram and the MaxSpareServers set to 15. This would be fine under most situations, but for some reason my httpd processes are ...
1
vote
2answers
749 views

Is there any useful metadata inside shared objects, and if so, how do I extract it?

I have a file called mod_dav_svn.so. I would like to find out if this is a custom version of the file or a standard one. I have tried searching Google for the md5sum of the file, but nothing has ...
5
votes
5answers
2k views

Debian 6 - Disk partitioning too long

I just got a new pc that comes with an empty 250GB 3G SATA Non-Hot Plug 7,200rpm HDD. I decided to install Debian 6 from a USB, I chose the partition to be Guided - use entire disk and set up ...
3
votes
2answers
317 views

raid 1/LVM at the level of directories (aka mknodding a directory)

I just experienced data loss, so I am interested in some form of data duplication. I was thinking of mdadm and companions to raid 1 through software. However, I just want a given, not too big ...
3
votes
1answer
380 views

Setting up a Gentoo Repository on a Debian Host

I have a debian host, on which i want to setup a private Gentoo Repository for my college. I have started syncing the repository by a simple bash script whose snippet is as follows : ...
1
vote
1answer
496 views

Different access rights for different groups for a folder on Linux

I have a folder on a Linux machine that I would like to be read only for members of one group, read write for members of another group, and read write for the owner. Others would not be able to access ...
22
votes
4answers
2k views

How to limit resource usage to save CPU+RAM for a certain process?

I have a dev server on which sshd sometimes stops working because the machine runs out of RAM. Yes we are running low on memory and upgrading is not a feasible choice right now. What I want to do is ...
2
votes
1answer
420 views

How to add another domain to my chrooted named server

Firstly I successfully have a domain working in a chroot named. There are files in /var/named/chroot/var/named called mydomain.com.db and named.local and named.root. Also in /var/named/chroot/etc ...
4
votes
2answers
160 views

Can an executable know where it is stored?

Can an executable know where it is stored? For my open source project, I wrote a small bash script to automate some operations. The script lies at the root of the project and performs its tasks on ...
4
votes
1answer
424 views

Failure Writing a Multi-Session Audio/Data CD w/ cdrdao

I'm trying to create a multi-session CD (CD-Extra), but hitting some errors with cdrdao. I'm following these steps. The audio session of the CD finished successfully, but writing the data portion ...
12
votes
1answer
8k views

Prevent showing time stamp message when running “tar xzf”

When running tar xzf, how to prevent this message (Prevent showing time stamp message): tar: node: time stamp 2011-06-07 02:02:30 is 8309 s in the future tar: user/Node: time stamp 2011-06-07 ...
4
votes
2answers
315 views

How do I hide packages from appearing in apt system?

The list of uninstalled packages appearing in my aptitude is massive, but is full of packages that I'm very sure I will never ever install. E.g. my laptop is using intel graphics, so it doesn't make ...
4
votes
1answer
6k views

Is route add … the best way of directing traffic through a vpn

I have set up a VPN on a remote ubuntu machine using pptp-linux and the instructions found here. After set up no traffic seemed to be going through the VPN and the VPN network devices were not ...
0
votes
0answers
219 views

keepalive script for application daemons? [duplicate]

Possible Duplicate: Linux: Writing a watchdog to monitor multiple processes I'm looking for a program to keep a set of daemon processes alive. The daemon processes will be for a user ...
3
votes
1answer
488 views

Git - remove deleted files

I'm using this simple git alias rmdel = "!git rm $(git ls-files -d)" meant "remove deleted", i.e. to remove from the staging area all files deleted from the file system. It works fine except ...
1
vote
1answer
632 views

Network fail on FreeBSD: Ping to router fails, but router believes computer is connected

I have a TP-Link TL-WN851N wireless adapter, which is based on an Atheros device. When I attempt to connect to my WPA2 wireless network, ifconfig wlan0 tells me that the connection is 'associated'. My ...
5
votes
4answers
7k views

Find a string only in a specific file inside subdirectories

Let's say I need to find the function GetTypes() in all C# source file (.cs) the directories/subdirectories. I used grep -rn GetTypes *.cs, but I got an error with grep: *.cs: No such file or ...
11
votes
4answers
2k views

Why would vim return non-zero exit code if I exit immediately after opening?

I'm running into a bit of a strange problem w/ vim on Snow Leopard: I get a non-zero exit code from simply running vim and then quitting. $ vim # exit immediately using :q $ echo $? 1 However, if I ...
13
votes
11answers
4k views

Screen corruption after hibernate — Is there another way to refresh the X11 display?

When I restore from hibernate the screen is often corrupted. I suspect the graphics memory is not being saved. Suspend-to-ram works fine otherwise. It also looks like the font-cache is corrupted, as ...
79
votes
9answers
31k views

Why would someone choose FreeBSD over Linux? [closed]

Why would someone choose FreeBSD over Linux? What are the advantages of FreeBSD compared to Linux? (My shared hosting provider uses FreeBSD.)
7
votes
2answers
525 views

Detect if an ELF binary was built with gprof instrumentation?

Is it possible to check if given program was compiled with GNU gprof instrumentation, i.e. with '-pg' flag passed to both compiler and linker, without running it to check if it would generate a ...
5
votes
1answer
3k views

Does mc (Midnight Commander) have favourites for directories?

If I am in remote directory on different server via ssh I want to do to directory like /var/lib/edumate/backup without typing the whole path. Is there any way to do that in mc?
12
votes
4answers
5k views

Gentoo versus Funtoo [closed]

I've heard that Funtoo is a somewhat improved version of Gentoo, but I haven't been able to find any concrete sources for this. Funtoo's website says this: Funtoo Linux features native UTF-8 ...
6
votes
3answers
4k views

killall gives me `no process found ` but ps

Could somebody explain to me the difference between kill and killall? Why doesn't killall see what ps shows? # ps aux |grep db2 root 1123 0.0 0.8 841300 33956 pts/1 Sl 11:48 0:00 ...
4
votes
2answers
741 views

Documentation of kernel parameters

Where can I find a technical description of the kernel parameters listed in /proc/sys (ob Linux)?
3
votes
6answers
1k views

finding the absolute directory

Here is the scenario: foo/ > data/ > stuff/ > scripts/ -> /.../generic/scripts When calling foo/scripts/bar.sh from any location (other folder or inside the folder), I would like to be ...
1
vote
2answers
1k views

rxvt-unicode + mc - strange characters in root shell only

Using rxvt-unicode-9.11 and mc-4.7.5.2, and using zsh-4.3.11 as my login shell, I find that I get strange characters, eg â instead of lines being drawn. Interestingly however, launching urxvt from ...
3
votes
1answer
423 views

Fetching email automatically then reading it locally

My email is kept on a remote server and accessible from anywhere by IMAP. What I'd like is a mail client that will periodically sync that remote mail to my laptop in the backgroun, so that when I ...
1
vote
0answers
410 views

W2K3 DC: Samba file sharing access permission problem

I want to access SAMBA shares from a Windows Server 2003 domain controller without a password. But, I am receiving a permission error each time. I'm using RedHat 5.5. # ls -l total 96 -rw------- 1 ...
4
votes
2answers
547 views

Vim keybinding to delete up to (but not including) the next period

I've noticed a common idiom in my editing is a desire to delete everything up to, but not including, the next period. After a bit of researching online, I found the following command will work (I ...
2
votes
1answer
2k views

Red Hat and Windows 7 dual boot system

I am looking for the best way to create a dual boot on my Red Hat system. This is a Red Hat 5.3 System for scientific use, and we need to run some Windows software on it for visualization purposes. ...
7
votes
1answer
1k views

Changing default audio device in Pulseaudio

I would like to use HDMI on my graphic card for audio output. ALSA shows it as a card with 4 devices and I can get sound through one of them (the other three are different channels, perhaps? I have ...
5
votes
1answer
429 views

Wayland and full-screen apps

Will Wayland, unlike X, be able to "know" about a full screen app, and not fire up the screensaver? I remember reading up on this, and X (or present KWin/Compiz) cannot know or be told when to hold ...
4
votes
2answers
2k views

How to resize an IMG file's partition info?

I made an ISO this way: sudo partimage save /dev/sdc1 /media/56AE8240AE82191F/Backup/xfcefat.iso The resulting iso file is very small but when mounted I see that it has correctly preserved the ...
3
votes
1answer
577 views

Does truecrypt leave behind temporary files

I've I have some scans of sensitive documents in image format such as jpg png etc. When I open up the folder containing them which is in a truecrypt file, will nautilus create a temporary version of ...
3
votes
2answers
3k views

Live Linux CD/DVD with Bittorrent client, Java, Flash, VLC?

I'm looking for a live CD distribution that offers me fully featured environment for using Internet and OpenOffice (or some other office app compatible with M$ Word). I thought about installing a ...
4
votes
1answer
714 views

Quit VIM is slow, usually 2 seconds, it shows

On quit, vim shows that: ".netrwhist" [Not edited] --No lines in buffer-- This process usually takes 2s. How to turn this thing off? --- Update --- I noticed that netrw is installed as ...
5
votes
1answer
8k views

Cloning a bootable USB stick to a different-sized stick

HARDWARE: 2 8GB USB flash drives DISTRO: Mint 9 Xfce persistent Live Cd One USB flash drive has two partitions: 1) FAT32 700MB Mint 9 partition 2) ext3 7.3GB casper-rw partition GOAL: I want to make ...
2
votes
1answer
218 views

_path_files and compadd ignore-files parameter

What is the format for the -F option of _path_files and compadd? I'm passing several directories to _path_files: _path_files -W "($base_directories)" -/ But some of those directory trees I don't ...
8
votes
2answers
4k views

Increase font size in rxvt-unicode without editing ~/.Xdefaults

I am a loyal Linux fan who has been spending a lot of time using iTerm on a mac lately. One thing I really like about the mac, and iTerm in particular, is the ability to use a keyboard shortcut to ...
3
votes
1answer
1k views

GRUB File Not Read Correctly

I was installing Gentoo when I ran into problems with the bootloader. Whether I used the automatic or manual installation method, GRUB always threw the following error: The file /boot/grub/stage1 ...
37
votes
4answers
4k views

Why is Linux commonly used as operating system for supercomputers?

As of november 2010, Linux is used on 459 out of the 500 supercomputers of the TOP500. What are the reasons behind this massive use of Linux in the supercomputer space?

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