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

learn more… | top users | synonyms (2)

1
vote
1answer
2k views

How to log user in to Gnome Desktop from remote ssh terminal?

I'm using CentOS 5.5 with Gnome Desktop Enironment. By default, after system boot i get Gnome's login screen. Independently, I can log in through SSH and execute commands. Is there any command line ...
1
vote
1answer
552 views

portsentry and IPTables on constant reboot, but not sure why

I have been doing some hardening on a new server [ centos 5.7 final ] i also have logwatch and seem to be getting these strange logs Commands Run: User root: /sbin/service portsentry restart ...
1
vote
1answer
3k views

How to install Empathy on CentOS 6.0?

I'm a very new CentOS user. I came from Ubuntu. I need to install Empathy on my CentOS PC. Can anybody explain how to do that?
1
vote
1answer
482 views

file missing from Desktop screen but can be seen using “ls” under the Desktop directory

I downloaded some files onto desktop. After typing ls under the Desktop directory, I can see these files. However, I cannot see the icons on my desktop corresponding to the files I see with ls. I use ...
1
vote
1answer
542 views

Broken PATH in CentOS 5.x

I am having troubles with typing commands within the terminal on some of our CentOS servers. For example, I have to include the complete and full path to the command (i.e. /sbin/chkconfig vs. ...
1
vote
1answer
3k views

Install FFMPEG on RHEL/CentOS

I've been searching for hours now and trying various methods of installing FFMPEG on my CentOS server. This is what I have currently installed on my Ubuntu desktop: FFmpeg version ...
1
vote
1answer
480 views

I wiped my /etc/yum.repos.d

I think I seriously messed things up on my EC2 instance which I'm currently hacking on. I tried to install some rpmfusion repository from which to install FFMPEG, but it broke things and I wasn't able ...
1
vote
1answer
2k views

How to remove Apache from CentOS while keeping php 5.3

I have a problem with removing Apache from my CentOS install. First of all I installed lighty (lighttpd) and then I tried to install php53 which httpd was included with it. I've configured lighty ...
1
vote
1answer
870 views

cURL on Linux not compiled, although installed

cURL is not compiled into PHP. I'm running: [root@vps ~]# cat /etc/issue CentOS release 5.7 (Final) Kernel \r on an \m Then I execute yum install curl and yum install php-curl. Then: [root@vps ...
1
vote
1answer
452 views

vixie-cron.x86_64 doesn't seem to execute jobs on crontab

I have installed crontab on CentOS 5.6 x64 via yum install vixie-cron.x86_64 Here is my crontab -e SHELL=/bin/sh 0 0 * * * cat /root/mysql-backup.txt | xargs ...
1
vote
1answer
7k views

Where can I find a list of all yum repositories?

Now that I know more about yum from my previous question Where is the best location for finding information on /yum? I need to start playing with some new repositories. Where can I find a list of ...
1
vote
1answer
166 views

No installation option with livecd

I'm currently running Windows 7 x64 Professional and want to dual-boot with CentOS. I made a disk partitioning and wrote an image of CentOS on flash drive. But when it is being booted there's no ...
1
vote
1answer
220 views

can't open transfered website from old DS to new DS

I have 2 dedicated servers both running CentOS 5.3/Plesk 10. I've transfered a website (domain) from old server to a new one via Plesk migration manager and the website (domain) shows in the domain ...
1
vote
1answer
306 views

Plesk 10 migration failure

I have 2 dedicated servers both running CentOS 5.3 and Plesk 10.0.0. I'm trying to migrate stuff from one to the other but it's not happening, just after I fill out "Migration settings" and press ...
1
vote
2answers
2k views

Python library conflict with lower version

I am trying to reinstall yum in CentOS. Because I made some mistake by removing python. so I got error as follows There was a problem importing one of the Python modules required to run yum. The ...
1
vote
1answer
1k views

Reading audio stream data from internet radio and pushing it to temporary file

I'm in the process of setting up an audio processor on my remotely hosted CentOS box. The audio processor itself is command line based, and after speaking with the author he explained to me that it ...
1
vote
0answers
22 views

how big should the /boot directory be in a CentOS 7 server?

I am installing CentOS 7 in a 200GB partition of a 2TB hard drive whose other partitions will later become managed by this master CentOS 7 installation. How big should the boot mount installation be? ...
1
vote
0answers
108 views

Upgrading CentOS 6.7 to CentOS 7 on VMWare 11.0

I tried to upgrade(in-place) CentOS 6.7 to CentOS 7.0 on the various environments. I installed CentOS-6.7-x86_64-bin-DVD1.iso on VWware 11.0. And I followed the ...
1
vote
0answers
17 views

RedHat cluster with rgmanager or pacemaker as resource manager on Oracle VirtualBox

I'm learning RedHat cluster and I have setup a 3 node cluster (Centos 6.7), corosync, cman and rgmanager on Oracle VirtualBox version 5.x. The cluster is working fine (the clustat commmand shows that ...
1
vote
0answers
19 views

Maintain 32 and 64 bits version of rpm

let me explain this a little bit, I am in charge of update part of our company product from 32 to 64 bits. At the end, we should have a 64bits kernel + 32bits applications + some 64bits ...
1
vote
1answer
28 views

Can't install fail2ban on Centos 7.1

I am trying to install fail2ban on my centos 7.1 server I did: yum install epel-release yum install fail2ban But i am getting some error messages: yum install epel-release Package ...
1
vote
0answers
20 views

Which Kickstart commands and options cannot be %included?

I'm using Kickstart to automate a CentOS 7 installation and I'd like to create a common Kickstart file so I can %include it. After some testing it seems like some commands (like text) cannot be ...
1
vote
1answer
30 views

How to find and install specify package by command?

I know I am noob.... As far as I know, Linux can only install package from its Repository list. And there is plenty repository out there. After you installed/updated the repository list, you can ...
1
vote
1answer
28 views

How do I find available versions of package for downgrade?

I am having issues with an update of the ImageMagick package breaking 3rd party software on a CentOS 6.x server. I know that some prior version of ImageMagick worked OK. How do I find out which ...
1
vote
0answers
11 views

Libgcrypt warning: MD5 used - FIPS mode inactivated

Last week I enabled the openSSH FIPS 140-2 module on Server "A", and that system works flawlessly (including tsql queries to a SQL Server instance). I recently enabled the openSSH FIPS 140-2 module ...
1
vote
1answer
84 views

Bash script (with a java command) does not exit (script 2)

I start a bash script (synchronously from java as glassfish user) which triggers another bash script: Script 1 executed from java: #!/bin/bash #Start script2 as myUser on myUser desktop echo ...
1
vote
0answers
41 views

How to stream webcam on linux vps with videolan and output to html

It used to be quite simple to stream my webcam facing out into the yard to the world on my website. However, telstra has changed things where can't find a way to point my webcam to anything but local ...
1
vote
2answers
50 views

Using second ip on eth1

I have a /26 static ip in my network and I want to assign a second ip to a machine which already have one ip on eth0. The OS CentOS 6.6 64bit. I added another ethernet adapter (card) to the machine ...
1
vote
1answer
34 views

Network Configuration for Rocks Cluster

So I'm trying to set up a Rocks cluster and seem to be failing at the network configuration part, as I can not get an internet connection in my final install. So the address of that computer that ...
1
vote
0answers
22 views

Can't setup mount of EncFS on user login

I've tried to setup EncFS to be mounted on user login as described in this guide excluding the Password Utility section, however it works with little success. The EncFS works properly ...
1
vote
0answers
59 views

CentOS 7.1.1503 Minimal cannot install Gnome Desktop via yum groupinstall “GNOME Desktop”

I've installed CentOS 7 as a virtual machine using virtualbox. That part worked fine and I've got my network connection working properly. I've updated yum and that worked fine. It would seem that ...
1
vote
0answers
30 views

How to get the values for “set root” in menuentry while setting password for GRUB2 on CentOS 7

I need to disable single user mode on my servers running CentOS 7. I read the RedHat documentation on what goes to /etc/grub.d/40_custom and how to encrypt the password and all but one details makes ...
1
vote
1answer
28 views

How to change FTP home directory in Centos 6

I have created one Linux centOS 6 instance in Amazon EC2 and installed cPanel on it and started running my websites there . The issue i face was when i try to FTP to the instance with following config ...
1
vote
0answers
36 views

LFTP exclude file extensions

I am trying to mirror directories with lftp but I don't want to download filetypes that are notoriously large like .mp4 and .swf. But I am having trouble with the regex - and seeming like the ...
1
vote
0answers
50 views

Centos 7 - Cant download RPM (Trying to connect with IPV6)

i am normaly an debian/ubuntu guy but i wanted to test the foreman on Centos 7. but I am having some trouble with the RMP command. I have tried to disable IPV6 with echo 1 > ...
1
vote
1answer
75 views

Cent OS 6.6 enable Plaintext authentication on dovecot and postfix

A customer of mine wants to use gmail as their default mail client but I have rolled forward to a new CENTOS server version (6.6, ok it's not "new" new) and the dovecot and postfix settings are ...
1
vote
1answer
40 views

What are the default file permissions in CentOS?

What are the default file permissions in CentOS 5, CentOS 6 and CentOS 7? Is there any difference in the default file permissions between these OSs?
1
vote
0answers
34 views

iptables blocking incoming FTP traffic 2/3 minutes after being reset

On CentOS 6.6- At first, iptables was blocking access to my FTP server at all while it was on. After some research I added the lines to /etc/sysconfig/iptables that are suggested in the question ...
1
vote
1answer
245 views

How to install RabbitVCS on CentOS 7 & nautlius 3?

I haven't found any solution working so far :( What I've tried so far was follow steps from the manual. First I installed all required packages (at least I think so, naming isn't always the same) . ...
1
vote
1answer
30 views

Tracking Source IP of Dropped Packets

I have a server running CentOS 7 which is showing a considerable amount of RX dropped packets on ifconfig. I believe those may be caused by hardware problems such as faulty cables and connections. ...
1
vote
1answer
69 views

Starting Apache Httpd at Boot time with Zero intervention, CentOS and authbind

I want to start Apache Httpd when Linux starts (with Zero intervention like submitting the root password, I don't want write the root password to start the apache service!!!) Later of Apache was ...
1
vote
1answer
84 views

Considering Group and User to Install Apache httpd with different Directory - CentOS 6.6

I removed user and group related to apache, (preinstalled with apache from RPM). I'm the process of Install Apache HTTPD from binary Source "tar.gz" Download httpd-2.4.12.tar.gz Extrat tar zxvf ...
1
vote
0answers
45 views

How has this arrangement of RAID disks occurred and is it recoverable?

I some months ago set up two RAID arrays for a system under CentOS 7. I was somewhat confused that the device list included two entries for each array, i.e. one had /dev/md126 and /dev/md126p1. The ...
1
vote
0answers
413 views

CentOs7 Python 3.4 Install Method

This post relates to this question where I was asked to explain how I installed python3 on my system. I was attempting to install python3 on my system for development purposes. Something went wrong ...
1
vote
0answers
156 views

LVM volume inactive after reboot on CentOS

It seems like there are many people with similar problems, yet I've found nothing that could help me. I ask here in hopes that someone might have a good idea. I've reinstalled a linux server from ...
1
vote
1answer
151 views

CentOs 7 Python Issue “-bash: python: command not found”

I asked this at stackoverflow, but just realized it might be best here. If I need to delete it over there or should not have posted here, please let me know. I am still new to this site. Thanks in ...
1
vote
0answers
79 views

how do I mount an external hard drive connected via SATA Wire to CentOS 7

I have CentOS 7 installed as a guest OS inside VirtualBox running on a Windows 8.1 machine. There is a SATA Wire connecting the machine to an external hard drive that used to contain a dual boot ...
1
vote
1answer
194 views

How do I get X to start without a monitor attached while using NVIDIA drivers?

card : Geforce GT 730 OS : Centos 6.5 I'm trying to demo HP RGS on a CentOS 6.5 machine located in a DC offsite. RGS requires X to be running with NVidia HW acceleration, but I can't get X to start ...
1
vote
1answer
38 views

I tried to resize an ext4 partition and now the VM is not working

I tried to resize the primary ext4 partition and I think that i forgot to set the primary partition as bootable. Now the only thing I see from the VNC is the grub. I used fdisk to resize and ...
1
vote
0answers
64 views

How to install a CentOS image manually?

I am moving my project from CentOS 6 to CentOS 7 and need to deal with the changes in the boot requirements introduced by CentOS 7, particularly the upgrade from grub to grub2. The gist of the problem ...