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

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After install Centos 6.3 from USB, it doesn't boot

I installed CentOS on my machine from my USB. I did a minimal CentOS USB drive with UNetbootin. After I install the CentOS, when i try to reboot, it does not starts. I have only the cursor blinking on ...
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485 views

Can't launch Snort on CentOS 6.3

I have a problem installing Snort on CentOS 6.3 in a virtual environment. When I run snort - ./snort status: Running in packet dump mode --== Initializing Snort ==-- Initializing Output ...
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197 views

Multiple Sessions and 1 is slow

Setup is a Centos 6 x64 server and a Windows 7 client running putty. Multiple sessions are opened to this same server from the same client. Periodically, one of these sessions slows to a crawl and ...
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499 views

Install CentOS in a VirtualBox to a Compact Flash and use it on a mini PC

I got into a very specific situation and want to get to know your opinions. I have got a mini PC with Intel Atom processor which should run CentOS with an upgraded kernel to 3.x and some ...
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444 views

Unable to run yum update on virtualized centOS 6.3

I am running a virtualized CentOS 6.3 on a Windows 7 computer. The computer (4 GB RAM) is connected to a corporate network. When I run yum update, it shows some progress, then eventually the VM (2 ...
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490 views

I can't find my tape library changer under centos 5 with a quantum scalar i40

i have a quantum scalar i40 connect on a centos 5 machine trough SAS interface. I fight with it since a while because the media changer does not work. I finally understood yesterday that the system ...
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277 views

ffmpeg: error while running with libx264

Main code: ffmpeg -i 2269801.avi -threads 0 -vcodec libx264 -b 900k -acodec libfaac -ar 44100 -ab 96k -ac 2 earthgirlsareeasy1.mp4 [libx264 @ 0x16cdde10]broken ffmpeg default settings detected ...
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198 views

i386 libtool conflicting with x86_64 libtool when installing Handbrake

I've been trying to install Handbrake on centos 5.8 with the help of some different guides. I'm running x86_64, and whenever I try to install packages necessary to build the binary, the arch ends up ...
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599 views

Hanging at “Running Transaction Test” when trying to install php-soap

I have here a CentOS 5 and I'm trying to run yum install php-soap but the installer hangs on and the last step is Running Transaction Test. I found out that NFS shares are the problem. See here or ...
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445 views

How can I tell if no_root_squash is enabled from an NFS client without mounting the share?

Obviously, I can look at /etc/exports on the NFS server-side to see if no_root_squash is enabled, but is there a way I can check this from the NFS client-side without actually mounting the share? ...
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6 views

Why SAMP is not listening to the port

I have forwarded 38474 port to internal port 7778. Then I launched San Andreas Multiplayer on my CentOS server. When I'm typing netstat -npl I see this: Proto: tcp Recv-Q: 0 Send-Q: 0 Local Address: ...
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8 views

Avahi daemon can't launch due to dbus-daemon problems

I'm trying to run avahi-daemon on CentOS 6.5, but when I run it I get this error: bash-4.1# avahi-daemon Found user 'avahi' (UID 70) and group 'avahi' (GID 70). Successfully dropped root privileges. ...
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13 views

VMWare CenOS files disappear after reboot

Solved: I used install to hard disk file from CentOS desktop. after instalation I have two CentOS in VMWare player. The new installation saves everything. I've installed VMWare player and CentOS on ...
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24 views

port being in use not displayed in netstat output

In what scenarios port being used by a process don't show up in netstat -a output. I'm running jenkins on my machine. It's listening on port 8080. I'm trying to start another process that tries to ...
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94 views

Nvidia ethernet port not detected on Centos 7

When I tried to install Centos 7, my Nvidia ethernet port was not detected during the installation, whereas in all other distros it works perfectly without any problem. My rig is an AMD Athlon x2 64 ...
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43 views

Can not call a command

I have a script /etc/init.d/tilestream with: TILESTREAM="/usr/bin/tilestream" MAPPATH="/data" HOST="host" #HOST="localhost" #UIPORT="9001" UIPORT="8888" #TILEPORT="9000" TILEPORT="8888" ...
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50 views

Unable to mount cgroup

I've been searching for a solution to this problem but none was working. I would like to start my LXC container but i need to mount cgroup before. [root@stag-devCentOs ~]# lxc-start -n debianLxc ...
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16 views

Start Netbeans as super user as a shortcut with password embedded

For my work purposes, I need to start netbeans in super user mode. I find it quite irritating to have to type this : su then enter the password ./netbeans everytime I want to start netbeans. How ...
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17 views

The Case of the Conflicting Bootloaders

A server with a 2-disk RAID array (mirrored) is serviced by a 4-port 3Ware controller. Recently it became inaccessible after a restart. At the console it asked for the runlevel. Indeed, the /etc ...
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47 views

can xsp4 run .net 4.5 based application using mono framework?

I have installed mono 3.2.8 package into centOS 6.5 to run web application using mod-mono module. I have also installed apache 2, mod-mono 2.10 and xsp 2.10.2 in that system. Then I have tried to ...
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22 views

How can I make CentOS 6 treating WiFi flexibly like Ubuntu 12.04?

In my office, I have AT&T Uverse. The router is a 2wire 3600HGV. The WiFI is provided by a Cisco Linksys E1000 that is plugged in the 2wire device. With my notebook running Ubuntu 12.04 LTS ...
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16 views

CUPS - no document types are supported?

I'm hoping to eventually share out a printer for my household using CUPS. At this point I haven't made it past the initial config on the CentOS 6.2 x64 machine. Any document type I try to print using ...
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38 views

CentOS: FTP (vsftpd) Error 530

I struggled my way into setting up FTP on this VPS and I can not get the accounts to work. I did adduser passwd but I get this error in filezilla Response: 220 (vsFTPd 2.0.5) Command: USER Main ...
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35 views

Show icons for open windows on multiple desktop panels

By default, the bottom desktop panel in centos(6) gnome displays icons for all open windows in the workspace. However, with two monitors, these icons are frequently sitting in my blind spots, causing ...
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37 views

vagrant private network unstable

I have these 2 boxes, but I have a problem, when I start disributed and ping 172.28.128.2 often the network isn't working, but if I then go into oracle and ping 172.28.128.3 it'll find that and both ...
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23 views

Yum update crashing my OpenVPN tunnels

I have 100's of CentOS 5.10 clients that I access through a OpenVPN connection. I have internal repo that they use for updates. However some of my clients have some serious issues pulling packages ...
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22 views

Setting up Kolab Mail Server on Cent OS. The port number '389' is not available for use error?

I use: setup-kolab and all goes well , except an error is returned: The port number '389' is not avaialble for use. This may be due to an invalid port number, or port already being in use by another ...
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21 views

Centos not respecting ClientAliveCountMax

I'm running Centos 6.3 and trying to connect to it via OS X through capistrano deploying a Rails project. Capistrano is notorious for not respecting ServerAliveInternal from the client so I must set ...
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77 views

set the default keyboard type to ascii mode

I am running CentOS 6.5 and I am having problems setting the default keyboard mode to ascii for the virtual terminals. Currently, only the system console defaults to ascii mode, but if I log in to an ...
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20 views

Spamassassin blacklist_subject not translating UTF8 characters

I am using spamassassin version 3.3.1 in conjunction with amavisd on Centos 6.5 64bit. It appears that when I use the whitelist subject plugin (actually using it to blacklist subjects, ie ...
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Can't open any tool of the system administration panel in CentOS 6 that demands the root password

When I try to open any graphical tool that demands the root password, it won't launch after I enter the password. I have tried the "Authentication" and "Date and Time" apps, for example. When I try to ...
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82 views

Saxon rpm build fails due to “ant: command not found”

Hopefully this is a question I can ask this community. I'm currently working on building zookeeper-3.4.5-13 for a CentOS 5 environment. During this process I've been going down a long list of required ...
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88 views

VNC server on Centos 6.4

I have a Centos Desktop VM installed in Virtualbox, and want to connect to it using VNC. I have tried to install vnc-server, but could not connect. I removed it, then tried tigervnc-server, but same ...
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42 views

Oidentd problem with centos 6.5

I have installed oidentd and it is not working with ipv6s only, it works with ipv4 just fine. I have done some search on google and applied a patch on oidentd to work with ipv6 but i still cant make ...
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61 views

What software should I use to create a HPC (High performance compute) cluster with CentOS 6.5 VMs locally?

I've read about Torque, Slurm resource managers and Maui, Open Grid scheduler, Sonf of Grid Engine but I do not know which is more appropriate to use in a local environment? I've also read that I need ...
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61 views

Setting up apache axis client on centos

I have below codes. import java.util.*; import java.io.*; import java.net.URLConnection; import java.net.MalformedURLException; import org.apache.axis.client.Call; import ...
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60 views

How to enter LVM GUI from CentOS live CD?

I'm trying to reduce in size one of my logical volumes in CentOS. I booted from the CentOS 5.10 installation CD into linux rescue and tried running: lvreduce --resizefs --size 450g ...
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30 views

Issue while we install EPEL Packages on CentOS 6

I Just try to install system requirements of http://magento.com/resources/system-requirements , But facing the issues below attached the same. For my every install EPEL package, there was a issue of ...
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82 views

When I create a new partition for /home, the partition editor moves it to /dev/hda2 instead of /dev/hda3

I have a CentOS system I'm tying to duplicate. I can't use dd or cat over SSH from the source server so I have to initiate the command from the target server. My first choice is to duplicate each ...
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80 views

no network connection

I am Newbie to CentOS. I have problems with my network connection eth0 I created /ifcfg-eth0 file since it was not present at /network-scripts. I tried ifconfig which does not display eth0. I have ...
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109 views

“No modules available for kernel”

I have a CentoOS 5.10 clonezilla image I restored to a VM. I'm trying to run mkinitrd to fix the filesystem on it (According to this CentOS guide) but when I run this command: mkinitrd -f -v ...
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31 views

Citrix printing problem on centos - hp

I have setup Centos 6.3 - 6.5, installed wine and running Citrix app. I can print perfectly Wine based apps (i.e. wine notepad) but when printing Citrix through wine it is printing ASCII characters. ...
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31 views

Citrix on Wine under Centos 6.5 printing garbage characters

I have setup Centos 6.5 and wine is used to run Citric Apps. When printing from Citric it is printing garbage value. But printing fine from Centos. Printer is HP Laserjet pro 400 on network.
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57 views

Centralized package management for RPM based distro

We have about 6 servers under Linux CentOS. And I want to have possibility to view (best will be some web-interface, but console-only useful too) outdated packages, which can be updated and have all ...
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31 views

Move Complete ORACLE from one system to another

I have 2 identical server with exact disk partitions (OS CENTOS 6.4 both ) [My college central oracle server]. Entire ORACLE HOME ( bin , control files, data files everything on oracle) is on 2nd ...
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39 views

How to add Public IP to Cent OS

I am trying to configure a Public(Static) IP in Cent OS 6.4. For this, I made a copy of eth0(added local IP, so that I can connect the system to Internet) and named it to eth0:0(added Public IP, so ...
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34 views

How to customize Dell PowerEdge 2970 LED info screen via CentOS?

As shown in the photo below, the Dell PowerEdge 2970 as an information screen on it. I have CentOS installed. Is there a way via the OS to change this data? If so, how? Thanks in advance!
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366 views

CentOS 6.5 File system permission?

I am wondering, i have installed CentOS 6.5 Live-DVD in my company PC. After all the LAMP installation is done, am having a trouble with the File System permission settings. In the File system ...
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216 views

VPN error 619 - “A connection to the remote computer could not be established.”

Have been trying to get this PPTP VPN working on a CentOS 6 x64 VPS for a few days but im getting: "Error 619 - A connection to the remote computer could not be established." I did research on ...
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191 views

NFSv4 which “domain” to put in idmapd.conf?

I'm using NFSv4 but suddenly when the NFS Server got rebooted, all the files on the Clients are having nobody ownerships after the Server is booted and started its whatever services again. Then I ...