CentOS stands for Community ENTerprise Operating System, the most popular Linux distribution for web servers with almost 30% of all servers using it. Third-party software is not included in the base.

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786 views

CentOS - mdadm raid1 drive won't mount to default location

I'm running CentOS 5.5, the system, boot, swap, etc. is all on /dev/sda and I have two identical single-partition drives /dev/sdb1 /dev/sdc1 that are configured in RAID1 (using mdadm). It was working ...
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1answer
7k views

Under ISPConfig 3 no account can login since resetting my MySQL root password

I am running ISPConfig 3 under CentOS and I had to manually reset my MySQL root account password yesterday. Since resetting the password I haven't been able to login to ISPConfig's web interface with ...
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1answer
3k views

I believe I've deleted MySQL root user, how do I recreate it?

I'm running ISPConfig on CentOS and I don't know how, but I don't seem to have a root mysql user. I can stop mysqld with /etc/init.d/mysqld stop Start it again and skip grant tables mysqld_safe --...
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1answer
4k views

Linux apropos command always returns “nothing appropriate”

I have a minimal installation of CentOS 5.7 32-bit on a VM. The apropos command always returns "nothing appropriate" [root@localhost ~]# apropos man man: nothing appropriate Even after I run ...
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2answers
8k views

Getting 2 IP addresses on one network card, using DHCP

Given: A computer running Linux (CentOS 5.x), one network card connected to LAN switch, a second one to cable modem via crossover cable. This computer acts as a router/firewall/traffic shaper for the ...
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1answer
2k views

CentOS 6.0 yum audacity dependency

I'm trying to install audacity on centos using yum and I cant force yum to resolve all dependencies, here's what i got, can someone help me with it (when I download the rpm file and click-installit i ...
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1answer
1k views

How to install farsi language in gnome centos

I dont find Farsi or persian language in list of languages for add to keyboard layout. How to add farsi or install it?
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3answers
37k views

How to change the date of Linux to UTC/GMT +1?

I need to change the date of my system. I'm running a Linux CentOS 5.6. # date +%Z UTC # date Thu Oct 6 11:42:45 UTC 2011 How do I change the hour to be UTC/GMT +1?
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1answer
1k views

Can't access anymore from SSH to CentOS5.7

I have made an update to CentOS5.7 and since then I can't access by SSH to the machine. I have disable the Firewall and I have the "sshd" service active. I got the following when I do this from the ...
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1answer
9k views

What is the difference between CentOS-6.0-i386-LiveDVD.iso and CentOS-6.0-i386-bin-DVD.iso

What is the difference between CentOS-6.0-i386-LiveDVD.iso and CentOS-6.0-i386-bin-DVD.iso?
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1answer
215 views

How can I allow user A to run commands as user B if I don't have access to root?

CentOS 5.6 There are two users; user A and user B. I have permissions for both and can log in as either. I would like to be able to log in as user B, and somehow run commands as user A without ...
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1answer
4k views

Missing step in setting up samba share on Centos 6

I have trouble setting up file and printer sharing on a Centos server (through Samba). Networking and general config are quite fine, as both accessing cups web management and a website served by ...
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1answer
407 views

What happens if a monitor's refresh rate is different to X's refresh rate?

I have a dual-screen system running on CentOS Linux using two industrial grade LCD touch screens. I currently have the following line set in my xorg.conf under the "Display" subsection of the Screen ...
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1answer
788 views

Mount a remote Linux hard drive as another Windows 7 partition during boot?

I would like to mount a hard drive on a remote computer (running on CentOS 6) as a Windows drive so that I can install programs to that drive. The primary hard drive for my Windows machine (which is ...
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2answers
10k views

How to use yum to reinstall all dependencies of a given package?

So I have a package that I am pretty sure that I removed part of one of its dependencies when removing something(as in rm). Long story. Basically what I want to do is have yum re-install the package ...
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1answer
18k views

Using colour schemes with vim and putty

I am trying to use the desert color scheme with VIM 7.0 on CentOS 5.6 x64 located here: http://hans.fugal.net/vim/colors/desert.vim I've downloaded the file and saved it in my ~/.vim/colors ...
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1answer
6k views

How to change the default database for one user in MySQL

Though this might seem like a http://serverfault.com question at first glance I don't think it is. I have a mysql database on a server at work. Every time I log in to execute a query, I have to ...
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2answers
180 views

Linking Domain Names to Port Numbers

I have a [game] server (CentOS) that has about 10 used ports. For one game in particular, I have 2 servers: a private one and a public one. The IP for them is the same, so to differentiate between ...
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1answer
957 views

How do I extend the storage space in my NAS server?

I have a NAS server (Dell R310 and FreeNAS OS) with RAID 1 and 2 x 250GB, and 2 slots for hot plug disk space are free. It is using hardware RAID. But the disk space is almost full, how can I extend ...
39
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8answers
202k views

How do you automatically detect a new network card in CentOS 6 / RedHat?

I'm using CentOS 6 in a virtual environment. When cloning a virtual version of CentOS, the old eth adapters are "removed" and replaced with new ones and net MAC addresses. However, the ifcfg-ethn ...
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1answer
192 views

Is running the live CD of an OS a good indicator of future problems?

I've been thinking of changing operating systems for a while (mostly because of Fedora's requirement to upgrade frequently). I think I've settled on CentOS (because of the infrequent upgrades and my ...
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1answer
4k views

How to make a USB bootable stick for installing Fedora or Centos using VNC?

I have a PC with no option for a keyboard. I have to install the operating systems without a keyboard or mouse. I have to make a bootable USB stick which can allow me to connect to the PC from my ...
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1answer
4k views

CentOS 6 SSD TRIM support

CentOS 6 is around for quite some time and they provide kernel 2.6.32. I know the vendor versions differ from the Kernel.org ones. Since vanilla kernel 2.6.33 and onwards provide trim support, I ...
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1answer
1k views

CentOS error with mod_wsgi: cannot find -lpython3.2

I've been trying to install mod_wsgi configured for Python 3.2 on a CentOS machine and I keep running into the error: /usr/bin/ld: cannot find -lpython3.2 As near as I can tell this is caused by ...
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1answer
6k views

Remove port aliases in iptables

How can I make iptables show me port numbers instead of aliases for well known port numbers (eg. http for 80, https for 443 etc.). Is there a way to make it show just port numbers at all times?
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2answers
1k views

How to ssh linux when the shell is changed or crashed, but still need to have access remotely?

I have remote location Linux running (CentOS 6.0). It has dynamic ip address so i installed noip2 service and copied the file cp redhat.noip2.sh /etc/profile.d/noip.sh. Here you can see the noip.sh ...
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1answer
2k views

java: command not found after installation

I have installed Jre in my CentOS by following instruction here Installation But the problem is each directory or file contains the "*" (asterisk) at the end of file name or directory even though ...
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3answers
425 views

CentOS filesystem size expansion?

When I tried to download packages from Windows to my CentOS VM it said I have insufficient space on my filesystem. When I checked it it had only 5.4mb left while I've set the VM space limit to 30GB. I'...
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1answer
968 views

How to connect HDMI camera to Linux?

In fedora or centos linux is it possible to connect HDMI camera to HDMI capture device ( http://www.blackmagic-design.com/products/intensity/ ). And get the video for playback from Linux? Or still ...
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3answers
36 views

how to find the hello.c file path?

i wrote a hello world example.and run successfully,but i don't know where it is in the linux sys. When I run the command which hello.c. it doesn't show the path of the hello.c file . how to find out ...
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1answer
867 views

CentOS, Virtual Box, and Ping

Ok, long story... I have two VM's running in Virtual Box. Both are configured with an internal network adapter and a NAT'ed connection (for internet connection only). One VM is running CentOS 5 and ...
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0answers
517 views

CentOS 6 endless boot from USB drive

I'm trying to install CentOS 6 from a USB drive. I created the image with Universal USB Installer in Windows, and the ISO was taken from the official mirror. When the system is loading, the first ...
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1answer
393 views

setting up InspIRCd censoring

I have InspIRCd set up on my CentOS box, and it starts correctly. v 2.0.5. I am having issues setting up the censoring, however. The directions for 2.0 and above tell you to put the badwords in the ...
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1answer
416 views

Rsync sync two folders with a filetype

There is a serverA with a folder folder1, in folder1 there are different files: bar.htm, test.jpg, test2.jpg, foo.txt, folder1/subfolder1/test3.jpg, etc. There is a serverB with an empty folder2 I ...
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0answers
2k views

run web server from virtual machine, how do I use port 80

I have a host system running Fedora 15 and I have a guest system running CentOS 5.5 in VirtualBox. I did set up a virtualmin install and added port forwarding to the virtual machine. When I forward ...
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3answers
1k views

How do I find out which repository a package was installed from in CentOS?

When you use yum info to find details for a selected package, it lists the repo as "installed". That's all well and good, but for installed packages, I want to know which repository it is installed ...
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1answer
84 views

Upgrading software packages from CLI in Linux from some online repo

I am on CentOS and have tried the following: [root@XMPP tigase]# rpm -Uvh MySQL-server-5.5.15-1.linux2.6.x86_64.rpm error: open of MySQL-server-5.5.15-1.linux2.6.x86_64.rpm failed: No such file or ...
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2answers
92 views

Struck In The Middle Of CentOS (x86_64) Server Installation, Please Help

On a Windows 7 system (Host PC) running Virtualbox, I am trying to install CentOS 5.6 (x86_64 a.k.a 64-bit version) server. I tried a couple of installations, since most people I asked for help told ...
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2answers
2k views

How to connect FortiGate1 SSL VPN remote access from Fedora/CentOS/Ubuntu Linux?

How can i connect to FortiGate1 SSL VPN Remote Access router from Fedora/CentOS or Ubuntu/Debian? It only working with Windows Internet explorer for the moment using Vbox (But i cant use Windows only ...
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3answers
13k views

How to make my default gateway permanent in CentOS? So that after a reboot it does not get lost

I have a CentOS running. It is important to have my CentOS available when I am remotely connected to a VPN router. I tried to add a default gateway to the VPN router, but after reboot it goes away. ...
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1answer
6k views

Is this a network problem or a server crash? How do you identify what the real problem is when you can't ping?

Today I was unable to ping my server remotely (CentOS 5.4, on a Dell). Then I tried traceroute and it showed destination host unreachable. This is very confusing because it should not do this. When ...
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1answer
408 views

How to replace the hot plug disk in CentOS 5.4 with Dell servers?

I am running a server in Dell which has RAID1 and hot plug 2 disks. It's been running for a while, but I was thinking it may crash anytime. So got a spare one, and wanted to test it how it works. I ...
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5answers
14k views

Proper way to start xvfb on startup on centos?

I'm following this tutorial, and I want to know the equivalent centos-version of this ubuntu-specific step: You may receive a few warnings regarding fonts and such, but it’ll still work despite these....
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1answer
380 views

Run a program independently of console [duplicate]

Possible Duplicate: How do I detach a process from Terminal, entirely? I'm using CentOs with KDE. I want to run, for example, kedit via console. But when I close the console, kedit closes too &...
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2answers
1k views

RTF to PDF Convertor on CentOS Server

I am trying to find a free program for a CentOS server to convert RTF files to PDF. I installed unrtf, but it doesn't seem to convert to PDFs. I'm looking for something that is terminal based, no GUI....
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1answer
4k views

How can i auto-login with Fedora 15? So that it never ask it on reboot automatically logs in, as defined

In the earlier versions of Fedora there was a way to use gdmsetup for auto-login. Now in Fedora 15 I can't auto-login anymore. Anyone know how I can do this? I cannot figure out how to stop it from ...
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2answers
606 views

Centos 5.5 Installation - Configuring Root Partition

I installed the Centos 5.5 on a WM instance. Run out of space after doing the updates. It is very difficult to keep re-partitioning / I tried to install a new instance but it doesn't let me configure ...
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1answer
145 views

Do the latest Redhat distros come with SciPy? [closed]

I was just curious if any of the latest Redhat/CentOS distros come with SciPy installed. I've heard a rumor that it was included with Ubuntu.
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1answer
323 views

Tethering a Windows XP laptop to a CentOS desktop

I have a laptop running Windows XP Service Pack 3. There is a CentOS 6.0 desktop next to it. The Windows XP laptop has a Wi-Fi card, and it has Internet access. The CentOS computer does not have a Wi-...
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2answers
801 views

Plain .tar.gz binary distribution of LIbreOffice?

Is there a place where I get recent (~3.4) LibreOffice binaries for Linux? I'm not looking for .debs or .rpms, just a plain archive I can extract in my home directory and run from there. Since one of ...