CentOS is an Enterprise-class Linux Distribution derived from Redhat Enterprise Linux sources freely provided to the public.

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3answers
8k views

install minimal desktop on CentOS 6.3

I just want to install a minimal GNOME desktop without all the Thunderbird/Firefox and any other packages that may come with full CentOS Live Cd. Is there something like yum groupinstall base-desktop? ...
2
votes
1answer
5k views

Installing vpnc on CentOS

I'm currently attempting to establish a vpn connection, but I am unable to install a vpn client. I assumed installation would be as simple as sudo yum install vpnc, but CentOS is unable to find the ...
2
votes
1answer
509 views

How to have find recurse into subdirectories when using -prune option

I see that the find command does not descend into subdirectories when you're using the -prune option. How do I tell find to recurse into the sub directories, but also ignore some stuff? ...
1
vote
1answer
127 views

Dynamic wallpaper change on CentOS 6.3

Is there any possible way to change wallpaper (background) every five minutes on centos 6.3 with gnome 2.28.2 ? I found this Python script: #!/usr/bin/env python import gobject ...
3
votes
1answer
3k views

Definitive way to configure network devices in Centos 6.2

What is the definitive way to configure network devices in Centos 6.2? Via network manager or editing /etc/sysconfig/network-scripts? I have a notebook with 1 ethernet port and a usb ethernet adapter ...
0
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0answers
136 views

Build minimal centos

I'm building a miniminal Centos5 for use in xen but i having problems when go to use yum this are the steps: $ mkdir -p images/x86_64/5 $ cd images/x86_64/5 $ mkdir -p proc etc dev ...
4
votes
1answer
540 views

CentOS file owner changed on editing

I have the following problem. On Unix server (CentOS 5.5) a number of users belonging to the same group have access to the same files (via ssh). After one particular user (let's say usera A) has ...
1
vote
1answer
324 views

Add ipv4 support to CentOS 6.3

I've installed two identical versions of CentOS using VirtualBox. The first instance works fine and has ipv4 configuration automatically working, but the second instance doesn't; it only comes with ...
1
vote
4answers
10k views

Java update on Centos

I have a Centos 6.2 machine. It currently has JDK 1.6.0_26 installed. I would like to update that to 1.6.0_38, the current release version. I saw a comment somewhere about sudo apt-get; apt-get does ...
3
votes
1answer
135 views

Previous login notification

I am using CentOS 6. How can I configure it so the system notifies the user, upon successful login, of the date and time of the last login? Is that possible?
0
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2answers
210 views

Create a CentOS Guest img over Ubuntu

I want to create a basic CentOS 5.8 system from scratch. for now i build my own img for Ubuntu Guest (debootstrap), my host is a Ubuntu 12.04.1LTS but I don't know how to make for a CentOS, is ...
0
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1answer
3k views

“client denied by server configuration” with “AllowOverride All”

I've installed CentOS 6.3 with Apache 2.2 on a VM. I'm trying to set up a LAMP stack with these VirtualHosts: localhost loads the path /var/www/html/ lcl.mydomain.com loads the path ...
1
vote
1answer
827 views

How to change terminal character encoding

Today I uninstalled the GUI packages on my home CentOS installation. Now, when the machine starts, I get the login prompt. It acts finicky. Sometimes pressing enter just once after answering each ...
3
votes
2answers
487 views

iptables routing marked packets from router to PC and routing them back to router

I'm trying to do deep packet inspection on HTTP packets. The purpose of this is to collect HTTP payload data and then create some proxy/cache-independent reports. Following this, the idea is to ...
1
vote
3answers
1k views

Minor upgrades and version numbers on CentOS

I installed CentOS 6.0. Later I ran yum update to apply software updates. After that my operating system version changed to 6.3. Why did the version change? How far up will it go? How can I choose ...
4
votes
1answer
5k views

Using autofs to mount under each users' home directory

(crosspost from SF, where I wasn't getting much joy) I have a CentOS 6.2 box up and running and have configured autofs to automount Windows shares under a /mydomain folder, using various howtos on ...
1
vote
1answer
295 views

User gets rejected after system crash on CentOS

The power went out on my PC running CentOS 6.3 while I was logged in as a regular user. Since then, when I try to login from the GUI, my screen flashes to black then returns to the login screen, ...
0
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2answers
310 views

Plugin support for gcc in RHEL/CentOS?

Is there anyway to enable or install plugin support for gcc in RHEL/CentOS?
0
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2answers
131 views

How to know which hard disk is the new one and which one is the old one

I ordered 2 SSDs from my provider. However, which drive is the main drive? How do I know which drive is the new SSD drives?
1
vote
1answer
201 views

security concern around adding cron user to web application group

I have a permissions issue on my CentOS 5.6 machine with regards to the cron user. On my test/staging environment my cron user (picco-cron) is a member of one group - picco-cron, as below: ...
0
votes
2answers
88 views

Problem accessing an Apache-hosted folder

I'm running Centos 6.2, and Apache. I'm running into an error to do with access rights/permissions when trying to navigate to a webpage. I'm trying to go to the URL http://localhost/repos, but I get ...
1
vote
1answer
715 views

CentOS: Avoid that ALT-F4 switches to console

At least every Linux system that I worked with used the convention to switch to the non-graphical consoles by Ctrl-Alt-F1, Ctrl-Alt-F2 and so on. Recently, I installed CentOS 6.3 on a machine. The ...
0
votes
1answer
118 views

Cent OS 6.3: How to make places show up folders in tabbed versions (or at least not in a new window)

I moved to CentOS 6.3 recently. The places application shows folders but each folder is shown in a new window. So if I go to 2 different folders and go deep in 3 sub folders, I will have six windows ...
0
votes
1answer
585 views

Is the maximinm value of network.http.pipelining.maxrequests still 8?

I've detected some slowness in Firefox 17 under Fedora 18, so I decided to modify some configuration options. So, the question is: Does someone know if the maximum value of ...
3
votes
1answer
5k views

How do I configure the network interfaces persistently in CentOS so it will survive a reboot?

I configured a network interface with the following commands: ifconfig eth0 up ip addr add 192.168.9.1/28 dev eth0 route add default gw 192.168.0.1 This works. However, when I reboot the machine I ...
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0answers
232 views

Fail2ban showing error Unable to contact server. Is it running?

We start fail2ban in centos using this command service fail2ban start but when we run service fail2ban status we get as below? What could be the mistake ya? Fail2ban (pid 2810 2813) is running... ...
0
votes
2answers
3k views

How to install emacs using YUM without X11 libraries?

I have installed a minimal installation of CentOS 6.3 inside a VirtualBox VM. Now, I would like to install Emacs for use from the command line only. When I do a search for emacs using yum search ...
3
votes
4answers
5k views

CPU monitoring tool for Centos

I'm looking for a CPU monitoring tool that could monitor the different processors in my machine, and also has a GUI (similar to the Ubuntu monitoring tool). Is there anything like that in Centos?
2
votes
0answers
452 views

How to edit rpm's HEADER and NAME-VERSION-RELEASE

Is there's a way or a tool that can modify the HEADER and the NAME-VERSION-RELEASE for an existing rpm without installing/rebuilding it?
1
vote
0answers
148 views

iSCSI on startup

I've configure iSCSI but CentOS 6.3 is unable to recognize if on startup. Here is fstab config: /dev/sdb1 /home ext4 _netdev 0 0 Here is iscsi.conf ...
2
votes
0answers
854 views

Running gnome-keyring-daemon in CentOS?

I successfully installed MySQL Workbench in Centos 6.2. When I run MySQL Workbench and try to store a password by clicking "Store in Keychain", I get the following error: Could not store password: ...
2
votes
2answers
10k views

Error on application install: /lib/ld-linux.so.2: bad ELF interpreter: No such file or directory

When I executed a command to install an application, the following error occurred /lib/ld-linux.so.2: bad ELF interpreter: No such file or directory I was not aware on how to fix this problem. I ...
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votes
5answers
5k views

CentOS | [root@hostname] does not show anymore?

For some reason I logged into my CentOS6 server and at the beginning of every line it normally shows [root@hostname]# Now it shows -bash-4.1# What does this mean? And how to I get it back to ...
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2answers
1k views

fix the virtualbox centos after vdi resizing or expand a LV group

I successfully resized my centos vdi in virtualbox with command VboxManage.exe modifyhd Centos.vdi --resize 12000 But when i started Centos i got error messages that gnome power manager not been ...
0
votes
1answer
193 views

What to do if Cacti monitering server goes down in Centos 6.3?

I have successfully deployed cacti with plugins thold, nectar, realtime. Currently I am monitering my amazon ec2 servers and internal servers in my organization. but I afraid what to do In following ...
0
votes
3answers
779 views

recreate mysqld file centos

I have tried installing mysql several times but keep getting this error: mysqld: unrecognized service I've tried: yum remove mysql-server yum remove mysql yum remove MySQL-* then yum install ...
0
votes
1answer
968 views

Remove noexec from Home folder

I trying to deploy an rails application into /home/app/myapp, but when application tries to connect to Mysql, I get this error: ** [out :: 192.168.110.50] ...
1
vote
1answer
677 views

How to add a GUI to a minimal install of CentOS?

I did a minimal install of CentOS 6.3 and now want to add a GUI. I tried using yum to install a GUI, but it is unable to resolve the CentOS repository server mirror.centos.org. I tried to install ...
2
votes
2answers
739 views

Get list of top 10 memory consuming processes with graph using Cacti in Centos 6.3

I'm using Cacti in Centos 6.3 and I would like to get the list of the top 10 memory consuming processes, with a memory graph, so that if server fails I can easily find the processes behind that. It ...
2
votes
2answers
615 views

Huawei E303 internet key with Linux CentOS?

Are there any programmes, downloads, patches, drivers available to use a Huawei E303 Internet Key in CentOS?
1
vote
1answer
149 views

Accounts attacked

I have run two commands below. I find some of the accounts attack as below. I do not have the account test,teste,oracle and admin in my home directory. As there system account. How to know which are ...
2
votes
2answers
223 views

Unable to install rbenv with deployer user in CentOS - Permission denied

I created a new user in CentOS 6.3 using this commands useradd deployer passwd deployer visudo then I added this line to file: deployer ALL=(ALL) ALL Fine! Now I trying to install rbenv, to ...
1
vote
1answer
463 views

How to compile tmux 1.7 on CentOS 5.8?

I would like to have tmux 1.7 on my machine with CentOS 5.8 (64 bit). It requires libevent in version at least 1.4.14b or 2.0.20 and the latest version in yum packages for CentOS 5.8 is 1.4.13 . I ...
0
votes
2answers
4k views

SVN server with remote GUI administration

I have 2 Linux servers. One is Centos 5.5 another is Centos 6. I want to install SVN server on both server separately. Can anyone tell me which svn server has a good remote administration GUI. Also ...
0
votes
1answer
606 views

how to solve postfix errors?

After following several tutorials on setting up postfix at basic level on CentOs for my VPS, continue to get the following: -bash-4.1# postfix start /usr/libexec/postfix/postfix-script: line 317: ...
1
vote
1answer
119 views

Where can I find mailfromd RPM's for CentOS 6?

I have been trying to locate an RPM for GNU Mailfromd and it's dependencies and have been quite surprised to find it absolutely nowhere on the 'net. Only place I could find any RPM's were for ...
0
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4answers
1k views

umask is not working for directories

I have an odd problem with umask. My current setting is: $ umask 0022 $ umask -S u=rwx,g=rx,o=rx This only works for files though and not directories: $ touch abc $ ll abc 0 -rw-rw-rw- 1 user1 ...
1
vote
1answer
161 views

CentOS: disable a non-reachable repository

How to disable a non-reachable repository? I have an error when I use yum repolist or yum list: # yum list | grep 404 http://download.opensuse.org/repositories/home%3A/SannisDev/ CentOS_CentOS- ...
0
votes
1answer
6k views

enable apache mod rewrites to load clean-urls

In CentOS, a2enmod rewrite results in “command not found” but httpd -M lists rewrite module as listed and shared. I'm trying to enable it so can then have these rewrite rule apply so I can switch back ...
0
votes
2answers
1k views

Disable SELinux in apache to stop warning

I keep getting this error when I restart httpd: DocumentRoot does not exist What else can I do besides disable editing /etc/sysconfig/selinux to fix it?