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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9
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2answers
9k views

What is the difference between CentOS “DVD” vs “Everything” ISOs

What is the difference between the DVD ISO and the Everything ISO? These options are presented on the CentOS download page but there is no explanation as to what the difference is.
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0answers
51 views

Trying to yum install ntfs-3g by borrowing mount space from a shared drive

I am working in Centos 6 in a linux partition in my computer, which seems to have insufficient space for my needs (less than 100Gb). I have a shared drive mounted with Tbs of space which I am trying ...
0
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0answers
32 views

Wordpress extremely slow in VPS

Recently a client buy a "unmanaged" VPS at 1&1 and since a few days the site running on it, which is a Wordpress, is extremely slow and I can't find what the cause is meaning if it's at software ...
0
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0answers
17 views

Iptables Port Forwarding To Different IPs Based on Port [duplicate]

On a CentOS 6 server with an IP address of 172.16.1.10, how can I configure iptables to route traffic destined for 172.16.1.10:80 to 192.168.1.10:80, and traffic destined for 172.16.1.10:8080 to ...
0
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0answers
118 views

Pure-FTPD certificate not being used

I am using Pure-FTPD from the epel repository on CentOS 6. Now I have configured to enable TLS which works fine however for some reason it wont make use of the certificate file I have placed in ...
0
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0answers
25 views

How to Create a VirtualBox like Oracle developer day VM using CentOs?

Oracle has provided us a way to use Oracle Database on Mac with its Developer day VM's. But its of huge size and I couldn't resume the download. So I want to build a VM with Oracle Database installed. ...
0
votes
1answer
51 views

How do I stop recurring error messages from appearing in messages and auditd.log?

On my CentOS linux machine, in my auditd.conf file, I have set my max_log_file_action=keep_logs. However, in my /var/log/messages and /var/log/auditd.log, the following message appears multiple times ...
3
votes
1answer
43 views

How can I get yum to recommend packages based on my stupidity?

I used to use Ubuntu (apt-get) and I feel like if I would say apt-get install this_packge and there was a package named this_package, that it would recognize the mistake and say something like: ... ...
1
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0answers
19 views

X11 not starting correctly

I'm using the i3 window manager on Centos 6.5, with no GDM. I can boot fine, log in via the console, all works fine. When I do startx to load my .xinitrc file and start i3, it appears to start X, but ...
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0answers
68 views

sendmail think every word in a message is a recipient

I encounter a strange problem in some mails. sendmail things that every word of the message is a recipient which causes strange behaviour that I do not know how to solve. if someone has any ...
-1
votes
1answer
112 views

how to upgrade ffmpeg to latest version in centos 5.11?

I have CentoS 5.11 installed. and ffmpeg 0.10.2 [ [root@cs1590 ~]# ffmpeg ffmpeg version 0.10.2.git Copyright (c) 2000-2012 the FFmpeg developers built on Jun 5 2012 08:51:26 with gcc 4.1.2 ...
0
votes
1answer
298 views

To use ssh-id-copy do you need both id_rsa.pub and id_rsa?

I am trying to setup a second access ssh key for a friend. He sent me his id_rsa.pub. ssh-copy-id -i id_rsa.pub root@123.123.123.123 /usr/local/bin/ssh-copy-id: ERROR: failed to open ID file ...
0
votes
1answer
770 views

New version of java is installed but still using previous version

The java version on the server was 1.6.0_37, I used yum install java-1.7.0-openjdk to install Java-1.7 but after using this command when I used java -version the version of Java is still 1.6.0. How to ...
0
votes
1answer
40 views

Prompt for values until press ENTER key with empty value

I'm working in a bash script for automatize some tasks. This is what I have done until now: #!/usr/bin/env bash PS3='Please enter your choice: ' options=("Create new group" "Add users to group" ...
0
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0answers
107 views

Using dnsmasq with KVM

I just installed KVM on a CentOS 7 x64 minimal installation version at home. And I got a problem when the guest is trying to get an IP from the internal DHCP server from KVM (dnsmasq). I already have ...
0
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0answers
104 views

Why while doing a CentOS 7 installation (with Windows 7) at the partition step Windows partitions (NTFS) are not visible?

I want to install CentOS 7 on my machine along with Windows 7 prof 64 bit OS. I download CentOS iso and make pendrive bootable by using dd command in Linux. When I started installation I selected ...
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0answers
206 views

Install Lotus Domino on Centos

I'm trying to install a trial version of Lotus Domino (from this official download page) on a Centos machine. I'm following this instruction page to install Lotus Domino. But when I'm trying to ...
1
vote
1answer
451 views

I can't access my server on VM (VirtualBox) in centOS 7

I do install VirtualBox on Windows 7, and create a virtual machine, which install centOS 7. Then in centOS7 perform the installation of CollabNet Subversion Edge, following this information as a guide ...
0
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0answers
70 views

How can I add ethernet port in CentOS VM running in Parallels?

I have Parallels installed on OS X 10.10, with a VM of CentOS 6.6 installed. Upon installation, eth0 was automatically configured (as a wired connection), and allows me to connect to my wireless ...
0
votes
0answers
114 views

Network issue with CentOS 7?

I have a VirtualBox machine running CentOS 7. The host is my Mac and the I'm using bridge adapter mode for the VM. Looks like I’m unable to install (yum) updates or even (yum) net-tools. I’m getting ...
0
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0answers
13 views

CentOS 6.2 equivalent script for Windows code

I want to write a equivalent shell script which will run at regular intervals. Here is my Windows version which I scheduled to flip active windows. set WshShell = ...
0
votes
1answer
43 views

How to restart mouse tracking in X windows?

I'm on a Centos 4 32 bit machine and have connected from my MacBook via VNC to a DISPLAY created with vncserver. All was working well for the past month, then suddenly today, the mouse stopped ...
0
votes
1answer
31 views

Unable to get kickstart file from http webserver?

I'm trying to get a vm up using a kickstart file. However, whenever the virtual machine initalize, it says it is unable to located the kickstart file from the location provided. Code to build vm: ...
0
votes
1answer
36 views

Centos my.cfg file is incomplete

I recently got a server which has mysql running and I want to access to it remotely. I searched internet and I find out that my.cfg file in /etc/ location has a property that will enable that: ...
0
votes
1answer
497 views

install php-fpm on centos after remoe it

i install php-fpm and php-mysql and nginx then i remove it and update servers kernel. now, when i want to install php-fpm ,.. dont install $>uname -a 2.6.32-504.3.3.el6.x86_64 #1 SMP Wed Dec 17 ...
0
votes
1answer
51 views

Switch Server to use GCC version 4.8.1

I'm banging my head against a wall, I followed the instructions detailed here: http://superuser.com/a/677640 When I ran yum install devtoolset-2-gcc-4.8.1 devtoolset-2-gcc-c++-4.8.1 this was the ...
0
votes
1answer
347 views

Webcam problems on Centos 6.6

I've been unable to get a few different webcams working on CentOS 6.6. (Logitech C270 & Creative Live! Cam Sync HD) I think it's related udev but unsure. The following are my /var/log/Xorg.0.log ...
0
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0answers
49 views

Iptables stops the network after a while

I have 3 dedicated servers (same hardware Supermicro X8STi and same bios) with CeontOS 7 Linux 64Bit and I'm having a problem with one of them, with iptables to be precise. When I change the policy ...
0
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0answers
20 views

browsing apache via vm

I have centos 7 running as a guest on my mac with virtual box. I am trying to browse the apache server from my macs browser but I am just getting web site is not available. I set the network settings ...
0
votes
1answer
46 views

Unable to set up name servers

I've set up a server at my house running cPanel and CentOS. I'm unable to point a domain to the server using nameserver's. I can how ever point it to my server using an A record. I've set up port ...
0
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0answers
168 views

Issue compiling with g++ on CentOS 6.6

I've written a very basic newbie c++ program, and I'm trying to compile it with g++. Here's the program: #include <iostream> using namespace std; int main () { cout << "This is my ...
0
votes
0answers
104 views

Mount directory through NFS give me “unrecognized mount point”error

I'm trying to mount a external folder using NFS and I added this line to /etc/fstab file: ip_address:/var/www/pdf  /var/www/html/project.dev/web/uploads nfs rw,async,hard,intr 0 0 But any time I ...
0
votes
1answer
32 views

CentOS bashrc function to email on login

I've a system setup where an email is sent on a user login (line from .bashrc): printf "user details, ip etc" | mail -s "[LOGIN NOTICE] `hostname` - `whoami`" <admin>@<domain>.co.uk ...
1
vote
0answers
314 views

Dual-display with Dell E7440, docking station, and CentOS

Hardware: I have a company-issued laptop (Dell E7440) on which I have installed CentOS 7; 2 Dell monitors which support VGA, DisplayPort, and DVI; and a Dell docking station for the laptop ...
1
vote
1answer
56 views

iptables always needs restart

I have a CentOS 7 PC, on which I'm using iptables. I have an Oracle 11gR2 instance on that PC and I need to access is from other PCs in the LAN. My /etc/sysconfig/iptables: # Generated by ...
0
votes
0answers
116 views

How to install Imagick on a Centos 6.5 server with DirectAdmin 1.45?

Could someone help us with installing ImageMagick on a Centos 6.5 server? We use DirectAdmin as our control panel with PHP 5.4. We've searched on Google, but most posts with instructions are outdated. ...
0
votes
2answers
97 views

Why doesn't the centos devtools repo work on redhat?

I have RedHat 6 installed and would like to use the Centos 6 devtools. I found instructions for using the repo here. I have tested this method on Centos 6 and it worked fine. However, it doesn't ...
0
votes
0answers
275 views

Windows 8.1 Dual boot Error: cannot find image (/EndEntire)

My dell 7537 laptop had pre-installed Windows 8.1 Pro. I installed CentOS 7 making dual boot with Windows 8.1 Pro by getting /boot/efi from Windows Boot Partition. I can easily access CentOS but ...
0
votes
1answer
47 views

Changing linux distro on a dual boot machine(Windows 8.1 and Ubuntu)

I have a Dell Inspiron 15(i5, 8 GB) machine. I have Ubuntu 14.04 and Windows 8.1 both installed in it. I want to migrate to Cent OS 7 from Ubuntu but keeping the Windows installation intact. Is there ...
0
votes
3answers
33 views

Is it safe to install own rpm packages on Debian-based distros?

We have multiple servers with Debian, Ubuntu and CentOS. We decided, that we need to be able install our own non-binary and java packages to any of these servers using rpm, because CentOS our primary ...
0
votes
1answer
1k views

Header V3 RSA/SHA1 Signature, key ID c105b9de: BAD

I have a strange problem on Centos 6.6 with rpm. I try to install rpm/srpm and i get this message : rpm -v --checksig glibc-2.12-1.149.el6.src.rpm glibc-2.12-1.149.el6.src.rpm: Entête V3 RSA/SHA1 ...
1
vote
0answers
32 views

How do I recompile Python in VirtualEnv?

I built virtualenv and it adds Python 2.7 by default in it. After reading this solution to a bug I have, it says I have to recompile Python with the option --enable-shared. So should I rm -rf Python ...
0
votes
1answer
27 views

CentOS Running on my laptop keeps on turning off VGA

I recently built a new desktop so I took apart and recycled my laptop to become a home server. I hooked up a VGA cable to it and put it to a old external monitor I had laying around. I installed ...
0
votes
2answers
362 views

CentOS 6.6 nVidia driver and CUDA 6.5 are in conflict for system with GTX980

I am installing the CUDA toolkit and nVidia driver on a machine with GTX980s and CentOS 6.6. According to nVidia I need a different CUDA toolkit (6.5-19 instead of 6.5-14) than normally offered on ...
0
votes
1answer
158 views

iptables out bound port to remote mysql

Following is my iptables file on my centos, I am unable to open 3306 port to connect to remote mysql server. I dont know what I am doing wrong although it looks fairly simple. When I stop the iptable ...
0
votes
1answer
532 views

CentOS 7 Vagrant VM partially losing network connectivity

I am using a self-built Vagrant base box running a minimal installation of CentOS 7 (I created it following Vagrant's documentation - if you want more information, I outlined the process in an article ...
0
votes
1answer
168 views

initctl not finding an upstart service

I have the following upstart config (see below), on Centos 6.5 the file is in /etc/init/prerender-io.conf, the service does not appear with the "sudo initctl list" command also, sudo initctl ...
0
votes
0answers
95 views

[root@localhost /]# touch 1 touch: cannot touch ‘1’: No space left on device

Hi I have read other posts, but somehow unable to figure this out. I cannot create a file anywhere in the filesystem. Here are the output for the various commands. I seem to have enough space, I just ...
1
vote
2answers
58 views

Why can't I view the arp table on my VPS server?

I'm running CentOS Linux release 7.0.1406 on a VPS server. Attempted to use the "arp" command and found it was missing. I tried as root as well to make sure the command wasn't in sbin. Then I googled ...
0
votes
1answer
40 views

CentOS Virutal Machine is unable to PING the Gateway

I've installed a CentOS Virutal Machine on the following hypervisor - VMWare Workstation 8 All of a sudden this morning , I'm unable to PING my gateway. I can PING the same gateway from the host ...