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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2
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1answer
13 views

chkconfig shows off in all levels but it running

In my CentOS6 machine, chkconfig shows about httpd as below, but running automatically whenever reboot the system. httpd 0:off 1:off 2:off 3:off 4:off 5:off 6:off What can I ...
0
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0answers
17 views

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 ...
0
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0answers
26 views

Server won't boot of crashes after boot [on hold]

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 ...
0
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1answer
20 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 ...
-1
votes
1answer
23 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 ...
0
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1answer
15 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 ...
1
vote
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 ...
1
vote
1answer
29 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 ...
0
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0answers
15 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 ...
0
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0answers
19 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 ...
-2
votes
1answer
20 views

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 ...
-2
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0answers
8 views

Broken PHP or Apache handler [closed]

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 ...
0
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0answers
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 ...
1
vote
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 ...
0
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1answer
28 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 ...
-3
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0answers
8 views

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 !! ...
-2
votes
1answer
27 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 ...
1
vote
1answer
45 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 ...
0
votes
1answer
35 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 ...
-2
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0answers
34 views

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 ...
1
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0answers
24 views

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 ...
0
votes
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 ...
-1
votes
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 ...
0
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0answers
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 ...
1
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0answers
37 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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0answers
28 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. ...
1
vote
1answer
46 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/ ...
0
votes
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 ...
0
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0answers
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 ...
2
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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' ...
1
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0answers
27 views

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, ...
2
votes
1answer
27 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 ...
1
vote
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 ...
0
votes
1answer
22 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: ...
0
votes
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 ...
1
vote
1answer
33 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 ...
1
vote
1answer
23 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 ...
1
vote
0answers
42 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 ...
1
vote
1answer
29 views

Amazon AWS with CentOS 6 HVM: password required with SSH

I am having some strange authentication issues when trying to spin up an Amazon instance using CentOS 6 HVM. For some reason, whenever I spin one up using a security group and a key / pem pair, I ...
0
votes
0answers
36 views

When does “Determining if ip address x.x.x.y is already in use” apply

I've just setup a couple of C-Class IPs on different servers and I noticed after adding the ifcfg-eth0-range0 script and restarting the network interface I always get messages like Determining if ip ...
-2
votes
1answer
49 views

wrongly executed kill -9 -1 command

I am a newbie to Linux commands and was trying to delete a user on a CentOS 6 via an SSH connection on Putty, it was giving an error like "userdel: user is currently logged in", hence, i searched for ...
0
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0answers
13 views

EXIM4 Multiples google app

I've several sites which are hosted on my dedicated server (CENTOS 6). I need to configure exim to use gmail as relay server with an authentication per host. If someone use the contact form on ...
-3
votes
1answer
39 views

What's the difference between postfix/smtp and postfix/smtpd

A bit confused when reading through the logs of my smtp/mail server, I'm turning this questions to you guys. In the maillog files I'm seeing entries for postfix/smtp as well as postfix/smtpd. I can ...
0
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0answers
18 views

Can't display files from a vsftpd server on centos 6

It's a Centos 6 running apache server and vsftpd server. Problem is not about connection, it's about displaying folder from local_root directory. Here is /etc/vsftpd/vsftpd.conf : # Example config ...
0
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0answers
18 views

Another Place to Edit Error Reporting Aside from php.ini, httpd.conf, or apache2.conf

Is there another place to edit error reporting aside from php.ini, httpd.conf, or apache2.conf (I am using Apache 2.2.15 so it uses httpd.conf). The issue is not php.ini or httpd.conf since they are ...
0
votes
1answer
17 views

All system logs lack end of message newlines

We have a curious issue where all logs in /var/log/ lack a trailing new-lines at the end of their messages, and instead contain an n, but the entire file is one 'line': Jun 4 10:18:54 host ...
0
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0answers
27 views

Unable to install MariaDB on CentOS 6

I am trying to install MariaDB on CentOS6. I have added repo file as per the instruction from Mariadb official webstite. [mariadb] name = MariaDB baseurl = http://yum.mariadb.org/5.5/centos6-amd64 ...
0
votes
0answers
27 views

ip rule not acting on fwmark

I'm trying to use iptables to load balance web traffic over multiple DSL lines by marking the packets and routing based on the mark. I'm working with CentOS 6.6, Kernel 2.6.32-504.16.2.el6.x86_64, ...
0
votes
1answer
41 views

Pacemaker ClusterIP stops working after 15 minutes but is still running

I am running Corosync and Pacemaker via a cman stack, in an active-active setup delivering web pages, and I've hit a brick wall. I'm using the IPaddr2 resource agent to have an IP that is used ...
0
votes
1answer
41 views

yum dependency conflict in ImageMagick update

I am running a Lamp server on CentOS release 6.6 (Final) with php5.5: $ php -v PHP 5.5.17 (cli) (built: Sep 20 2014 17:12:00) Copyright (c) 1997-2014 The PHP Group Zend Engine v2.5.0, Copyright (c) ...