CentOS is a Linux distribution standing for "Community ENTerprise Operating System" and is a rebuild of "Red Hat Enterprise Linux" (RHEL). The "CentOS6" tag refers to versions 6.x of CentOS.

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Not getting GUI after rc.local execution in Centos6.6

This is CentOS 6.6 server with GUI. I have place my startup commands in /etc/rc.local The service running on this server are Docker and Nginx. So I have put Container start up command with port ...
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1answer
13 views

Installing php 5.5+ on Centos 6 alongside 5.3

How can I install PHP 5.5+ alongside php 5.3 (or 5.4 with the EPEL repository) on a Centos 6 server? I don't want to remove or supersede the default version, but I would like to have both versions ...
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23 views

Server won't boot of crashes after boot

My Server (CentOS 6.6) doesn't boot anymore. When I boot the server it hangs on "Starting spamd:". After that I get a series of memory errors... Out of memory: Kill process #### (mysql) score ## or ...
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1answer
20 views

Crontab Certain Days of Week Colliding

I've setup a backup rotation on a centos 6 crontab, one script should run Mon-Sat, the other on a Sunday, never on the 1st of the month. However the weekly (Sunday only) script has been running every ...
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1answer
14 views

CentOS6.6 + Postfixadmin 2.3rc5 + PHP5.3, upgrade to PHP5.4

We're running PHP5.3.8 on a CentOS6.6 mailserver with Postfixadmin 2.3rc5. The client only wanted a mailserver at first, but then wanted to move some other sites to this server. Some of the sites need ...
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1answer
20 views

Unwanted directory mounting on boot

Currently there is a directory that is mounting over another directory on boot. I cannot figure out for the life of me where this is coming from. The problem mount is the last mount on the df -ah ...
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1answer
26 views

CentOS, kernel: out of memory

Hope you can help me with the following problem. We are running a CrushFTP service on a CentOS release 6.6 (Final) system. But nearly every week the service crashes. So I take a look at the logs and ...
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8answers
25k views

CentOS 6 and locale error

I just installed CentOS 6 and whenever I login to the system via SSH remotely, I get the following error: -bash: warning: setlocale: LC_CTYPE: cannot change locale (UTF-8) When I type "locale" on ...
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3answers
3k views

Varnish won't start as service but works fine from command line?

We're trying to setup a varnish on a Cent OS 6.5 64 but can't get it working as a service. What could be the reason for the following error? [root@server]# service varnish start Starting Varnish ...
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13 views

Openswan through Amazon VPC Routing to Office Network

Were trying to create a road warrior VPN network. Since the internet in our office is slow, we are running it through a VPC with a replicated AD and File Server. There is currently an Amazon VPC VPN ...
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18 views

CentOS 7 -> CentOS 6 VM port forward using firewalld

I have CentOS 7 installed, and I need to run a JTAG server that is only compatible with CentOS 6. I installed a CentOS 6 minimal install (no NetworkManager, no GUI) in a qemu machine. I have the VM ...
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1answer
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ssh How dose a second user log in with a ssh key file?

I am new to VPS, I have linux centos 6 and have followed instructions here to get started. I have create ssh key for the root user from instructions here I have disabled root log in and created a ...
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0answers
8 views

Broken PHP or Apache handler [on hold]

I have try to install ionCube Loader on my Virtualmin (CentOS 6.6) using Method #2 from http://www.servermom.org/how-to-install-ioncube-loader-on-centos-6/802/ Method #2: Step 1 – Issue the ...
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2answers
194 views

cron job occasionally not running

I have a CentOS 6.6 server with the following packages installed: crontabs-1.10-33.el6.noarch cronie-1.4.4-12.el6.x86_64 cronie-anacron-1.4.4-12.el6.x86_64 kernel-2.6.32-504.3.3.el6.x86_64 ...
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4 views

Stop proxy authentication from modern browser allow from command line

I have squid Version 3.1.10 installed and configured authentication with the auth mechanism ncsa_auth. Is it possible to not allow a modern browser to auth should a user try and access the internet ...
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1answer
1k views

Compiling PHP on CentOS Needs MySQL PDO Configured

I am trying to compile PHP with mysql_pdo on CentOS 6 and I am having just one heck of a time trying to make it happen. Currently I am trying to compile PHP 5.2, but I am going to have to do this for ...
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2answers
24 views

I've just increased the disk's size but the old size is still display, what could be the cause and how can I fix it?

I need to increase the size of the root logical volume on one of my CentOS 6 virtual servers. I've extended the virtual machine disk space from 16g to 30g. Then I've connected to the machine and ...
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1k views

How to enable core files on CentOS 6

I am trying to enable core files on a machine running CentOS 6; however, nothing I have tried has produced core files…here is what I have done: Added the following two lines to ...
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1answer
26 views

How to change time format to seconds in ps -p?

I wrote a rsync script which also checks for how long the process of the script has been running. This is the relevant part: time=$(ps -p $processid -o etime= | awk -F: '{print $2}') # number of ...
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1answer
42 views

centos 6.6 ldap authentication no longer works after certificate update on ldap host

We recently updated the CA certificates on our LDAP host. There are a couple of CentOS 5.x servers which don't seem to have any issues authenticating against the LDAP host, but there's one Centos 6.6 ...
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1answer
45 views

Passing LD_PRELOAD to apache 2.4 for mod_wsgi

I can't adapt this question for mod_wsgi. I have a python flask application that uses gdal. I start it up the following way: LD_PRELOAD=/opt/gdal-custom/lib/libgdal.so.1 PYTHONPATH=../somemodules/ ...
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0answers
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Duplicate ruby on rails installation to identical centos server spec [on hold]

Setup ruby on rail on centos 6.6 following the the link below, https://www.digitalocean.com/community/tutorials/how-to-setup-a-rails-4-app-with-apache-and-passenger-on-centos-6 All works !! ...
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5answers
6k views

PHP short_open_tag Won't Enable (CentOS 6)

I'm setting up an Apache2, PHP 5.3.3 server running on CentOS 6. My web application uses the short tags <? and <?=. I can't seem to get the short tags enabled. When I run phpinfo() I see ...
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1answer
25 views

Setup Tunnel via ssh and use it's Internet for VPN clients

I have two VPS centos 6.6 x64 with Public IP addresses example:1.1.1.1 and 2.2.2.2 VPS with 1.1.1.1 is a VPN server I Need to connect 1.1.1.1 via ssh to 2.2.2.2 so My VPN clients on 1.1.1.1 can Have ...
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3answers
3k views

PECL command produces long list of errors

Currently running PHP 5.4 on CentOS 6.5. I installed the webtatic php55w package then installed PEAR+PECL without issue along with redis and mongo through PECL. Shortly after, I realized 5.5 is not ...
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4answers
915 views

Linux Integration Services no longer function after a kernel upgrade on Hyper-V

I've been running CentOS 6.2 as a VM under Hyper-V on my Windows Server 2008 R2 system. If I run "uname -r" it shows my current Linux version as "2.6.32-220.4.1.el6.x86_64" A while ago, I did a ...
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5answers
661 views

Error: Nothing to do trying to install local RPM

I'm trying to install this RPM locally via yum and am greeted with just a "Error: Nothing to do" message. Full stdout Loaded plugins: fastestmirror, priorities Setting up Install Process Examining ...
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1answer
33 views

what are the folders in fstab without the device name or label or UUID

This is my /etc/fstab file on my CentOS6.6 : /dev/mapper/VolGroup-lv_root / ext4 usrjquota=quota.user,jqfmt=vfsv0,noatime,nodiratime,commit=120 1 1 ...
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Disabled ssh root logins without creating a new user. Centos 6

I am new to VPS hosting and was informed that I should disable root ssh logins. I have done that by following instruction online but my problem is I stupidly didn't create myself a new user for me to ...
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2answers
28 views

Why do I have 2 httpd module folders? /usr/lib64/httpd/modules and /etc/httpd/modules

I'm trying to compile mod_wsgi on Python 2.7 (which is not my server default) for my virtualenv. I'm doing something like this: wget -q ...
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1answer
960 views

lighttpd virtual hosting configuration

I need help setting up virtual hosting in lighttpd. i have the lighttpd default webpage in /var/www/lighttpd dir and i have created other dirs for my other websites /var/www/web1.com/public_html and ...
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0answers
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I tried to resize an ext4 partition and now the VM is not working [migrated]

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 ...
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2answers
43 views

How to uninstall programs from /usr/local/bin? [closed]

I'm looking at Python2.7 in /usr/local/bin. I believe I installed it a long time ago, and I want to uninstall it. I see the size of it is 9776. If I use rm on it, how do I remove the rest of it? It ...
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16 views

Cross distro daemon command?

I'm trying to write a script to launch a daemon on both centos and debian. This is the current pseudo script: if [ =f "/etc/init.d/functions" ] then . /etc/unit.d/functions alias ...
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1answer
48 views

Extending partition on centos 6

I have a VPS which appeared to lack some space somewhere. It should've been 150GB but was only 50GB. I've been trying to extend the partition but I can't seem to find out how even with the help of ...
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1answer
20 views

<script> always pending on IE11 and CentOS Apache

Using Apache HTTPD 2.2.15 on CentOS 6.6 I have a simple client-side call elsewhere: <script src="//txph.cfwebtools.com/CJT/index.js"></script> while returns this code via this machine: ...
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33 views

libGL error: dlopen /usr/lib64/dri/nouveau_dri.so failed on CentOS 6.6 [closed]

I'm having problems using the nouveau driver for my Nvidia GeForce 9100. Xorg starts up and works fine, I am able to use everything, although in /var/log/Xorg.0.log I have: $ cat /var/log/Xorg.0.log ...
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27 views

Nvidia proprietary driver crashes CentOS 6.6 [closed]

I'm having problems using the Nvidia proprietary driver for my GeForce 9100. Xorg starts up and works fine, I am able to use everything, although when I run glxgears the system becomes unresponsive. ...
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1answer
929 views

virt-install kept on adding --no-reboot - even though I don't want it to

I have a bit of a problem getting my guests to reboot after the OS installation using virt-install. For whatever reason, virt-install insists on inserting "--no-reboot" when you create a VM: ...
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11 views

Kickstart %post has no output

Originally thought restricted to back tick or command substitution in kickstart %post (from my original question), I can't actually do any file output from the kickstart %post. The image being ...
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0answers
25 views

Centos 6.6 ignores inittab – always boots to runlevel 3

Well, like the title says, I have inittab set to id:5:initdefault but it always boots to runlevel 3 (as confirmed by "runlevel" and "who -r") Typing 'init 5' brings the GUI up. Also, appending '5' ...
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How to unlink a symbolic link CentOS? [migrated]

I am still fairly new to CentOS 6.5 and linux in general. In my haste to remedy a solution, I created a link from a suggestion online without thinking much about it. However I need to remove the link, ...
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1answer
26 views

What are the consequences of installing some el6 packages on Centos 7?

I'm responsible for administration of a Centos 7 box at my contract job. I'm really more of a developer and not much of a Linux admin, so please bear with me and maybe try to explain this to me like ...
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1answer
29 views

KVM Bridged connection not forwarding ports?

Host and guest are both CentOS 6. Guest has an admin panel listening on port 15672 that I am unable to access from the outside. From the guest, curl localhost:15672 and curl vm1:15672 give me the ...
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1answer
22 views

how they know there is an account for a domain on a specific server without DNS record

I've a CentOS & ISPConfig server and couple domains on it. One specific domain xyz.com is on the server for testing purposes but actual DNS record from registrar (Godaddy) is pointed to another ...
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2answers
1k views

Yum repo priorities and conflicts

On my CentOS 6.4 server, I am running MySQL 5.5.33 that I installed from the remi repository. I decided to upgrade MySQL to 5.6.x via MySQL's own yum repositories: ...
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1answer
29 views

vCSA command line installer fails to deploy with the error “Failed to login to host… is not a VIM server”

I'm using the vcsa-cli-installer utility under Linux (CentOS 6) to deploy VCSA 6.0 (vCenter Server Appliance). It is failing with the following: # ./vcsa-deploy -v ~/full_conf.json Start vCSA ...
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1answer
22 views

Is it ok to mkfs and mount the whole disk without partitionate

[root@VM_xxx_centos ~]# df Filesystem 1K-blocks Used Available Use% Mounted on /dev/vda1 8255928 7068948 767604 91% / /dev/vdb 516061624 5966928 483880296 2% /data2 As you ...
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2answers
12k views

SSH sessions terminate abruptly with message: Corrupted MAC on input. Disconnecting: Packet corrupt

We have a Dell PowerEdge 840 Server running CentOS 6.0 64 bit with 2GB ECC memory. When any user sshs in, after some time the session gets terminated with the output: Corrupted MAC on input. Packet ...
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40 views

Failed to connect to socket /var/run/dbus/system_bus_socket: No such file or directory

My server on Centos 6.6 went down Phusion Passanger refuses to start of with following error: stdin: is not a tty /etc/init/delayed_job.conf: line 7: description: command not found start: Unable to ...