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.

learn more… | top users | synonyms

0
votes
0answers
16 views

mount logical volume fails

I have a shared storage I made on a fresh OS installation (CentOS 6.7), now I'm getting the following error when I try to mount the volume. List of logical volumes. lvdisplay gives the following this ...
0
votes
1answer
28 views

Configure RAID1 to boot from other disk if first one fails

I have Centos 6.7 running on 2 SSD disk in RAID1. The boot loader is installed only on /dev/sdb so in case it fails I won't be able to boot the system from /dev/sda Is there a safe way to ...
0
votes
1answer
47 views

“nfsd peername failed” but NFSv4 service functions

My current setup: 2 NFS servers sharing the same directory with identical content, 1 keepalived server as SLB (or rather for failover in this scenario), and 1 NFSv4 client mounting through VIP. All ...
-1
votes
2answers
43 views

linux file permission got a ending . dot and webserver denied access

I have got a issue that I never have seen before. A lot of my files and folders have changed file permission to a persiion ending whit a dot filesystem is /dev/md3 /var ext4 defaults -...
0
votes
0answers
15 views

Webserver failed after restart

I run my web server in AWS on Centos 6.3 version. Recently I had a restart, After then,No response from a web server when I pinged. I have already allowed HTTP port open. Still I don't get a response. ...
0
votes
1answer
595 views

CentOS 6 - libc.so.6(GLIBC_2.14)(64bit) is needed by

I running a web-server with CentOS6 for 5 years without problems and it suddenly started throwing errors on yum update. This is the output of yum update: libc.so.6(GLIBC_2.14)(64bit) is needed by ...
1
vote
2answers
191 views

dependencies issue while doing yum update

When i tried to do yum update , got problem, Can you please let me know where is issue? [~]# yum update --skip-broken Loaded plugins: fastestmirror Setting up Update Process Determining fastest ...
1
vote
1answer
159 views

Changing the IP of a vSphere guest VM using Ansible

I want to deploy a VM from a template on vSphere and change the new instance IP via Ansible (2.x). I've managed to clone the template with vsphere_guest module but I didn't find a way to change the IP ...
0
votes
1answer
18 views

Disabling syslogd messages

As I am working with the terminal, I see a lot of messages every some seconds saying that Message from syslogd@compute-0-0 at Jul 24 18:38:57 ... kernel:[ 723.595032] [Hardware Error]: ...
-1
votes
1answer
51 views

Not within allowed paths: /usr/bin/gpg / CentOS 6

Trying to use the PHP filter_var function, but am getting the following in the error_log when it executes: [Wed May 11 10:56:22 2016] [warn] [client 24.69.156.92] mod_fcgid: stderr: PHP Warning: ...
0
votes
1answer
67 views

Disable internal Intel X710 LLDP agent

We do special hardware configurations that require the heavy use of LLDP. We have a few new racks of servers that all use the Intel X710 10Gb network card. LLDP suddenly stopped working. Our ...
0
votes
1answer
83 views

Installing GD Library on Centos 6.7 and PHP 5.4

Versions: centos-release-6-7.el6.centos.12.3.x86_64 PHP 5.4.45 Installed GD using yum: $ yum install php54w-gd Installed: php54w-gd.x86_64 0:5.4.45-2.w6 Restarted: $ service httpd ...
0
votes
1answer
121 views

Mysql conflicts on Centos 6.7

I am trying trying to install RMySQL on Centos 6.7 however I am not very experienced with server stuff so bear with me. I use this command sudo yum install mysql-devel However I keep getting the ...
0
votes
0answers
22 views

CentOS printing to remote printer succeeds only partially

I've got an odd problem that has me stumped. I have two computers: a server colocated at a local ISP and a workstation, located at my home. Both machines are running CentOS 6.7 and are up to date ...
0
votes
1answer
34 views

A Website in my Centos 6 server is picking incorrect PHP version

I have a CentOS 6 server that has PHP 5.6.20 installed: # php -v PHP 5.6.20 (cli) (built: Apr 2 2016 08:28:23) Copyright (c) 1997-2016 The PHP Group Zend Engine v2.6.0, Copyright (c) 1998-2016 Zend ...
0
votes
0answers
24 views

Connecting Solaris 11 to 389 server for authenthication

We have setup a 389 server on Centos 6.7. Confiuring other Linux systems to authenticate with 389 server was straight forward and LDAP users are able to ssh into the Linux servers. However we are ...
0
votes
1answer
25 views

Using Apache web server for downloading a file

On a Centos-6 machine, I setup Apache web server and the default folder is /var/www/html. In the presence of an empty index.html, by entering the machine's IP address into the browser, I see the blank ...
0
votes
1answer
34 views

How can I check the power settings in Centos 6.5?

I have a headless server running Centos 6.5. Our consultant has asked that I ensure that the power settings are set up for maximum performance as opposed to balanced or energy saving. How can I ...
2
votes
1answer
100 views

yum install Puppet 4.x on a CentOS 6 machine

I have a machine running CentOS 6.6 and I want to install Puppet 4.x on it. I followed the instructions on the documentation page and I installed the Puppet repository first: rpm -ivh http://yum....
1
vote
1answer
94 views

Installing CentOS on HP Server, SSDs connected to a RAID controller

I am trying to install centOS 6.0 in this HP Server, I contacted with the support and they said me that it supports that OS. I have no problem installing it on a SSD that is connected directly to ...
0
votes
1answer
48 views

ldapsearch not working

My goal is to test LDAP authentication from command line. I tried using ldapsearch for this. I'm using Centos 6.7 Even though I'm using the correct credentials, the following command fails [user@...
1
vote
0answers
73 views

Periodical changes in Remote Host Identification (SSH) on CentOS 6

I have this following error when I tried to connect using SSH: @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ @ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @ @@@@@@@@@@@@@@@@@...
0
votes
2answers
98 views

CentOs, Apache24

Essentially I am installing apache2.4 onto centOs6.6 using the Apache2 CHEF cookbook. I have it working to the point where all the service commands work minus the sudo service httpd24-httpd ...
0
votes
1answer
14 views

Edited IpTables, now SFTP suddenly stopped working

I removed some things from my IPTables that were no longer needed and now my SFTP simply times out upon attempting to connect with FileZilla: Status: Connecting to ###.93.110.###... Response: ...
0
votes
1answer
24 views

How to override the previous defined PHP value via Ansible PHP role?

I'm trying to apply override PHP's opcache.max_accelerated_files setting via geerlingguy's Ansible Role for PHP onto geerlingguy/centos6's VM using the following lines (as part of provisioning script):...
0
votes
1answer
296 views

Install apache 2.4 and php7 on centos 6

I would need to install / compile apache 2.4 and PHP7 to work together on Centos 6 (specifically on 6.5). I've tried the ius packages, but while apache 2.4 works correctly, it seems that php7 still ...
1
vote
1answer
135 views

Sensu executing script sudo a password is required

I have a sensu handler that gets triggered on an endpoint Linux box (Centos 6.6. Here is the script I'm using: #!/bin/bash --login sudo -n -u deploy bash --login -c "cd /var/www/vhosts/sc/current; ...
1
vote
1answer
24 views

Centos 6 - Allow sudo composer self-update for user without password

I'm trying to allow my wheel group user to run sudo composer self-update without a prompt for a password for my deploy script. I have added the bottom line below to my /etc/sudoers file: ## Allows ...
1
vote
1answer
70 views

How to remove Apache webserver in Centos 6 [closed]

I use Centos 6 64 Bit. I have installed Reverse-proxy NGINX + Apache through Directadmin. But I want to completely remove Apache service and use NGINX. How can I do this?
1
vote
1answer
125 views

Can't connect to mt PPTP VPN server

I was following this tutorial to configure a pptp connection between my centos 6 VPS and my fedora 22 workstation. There's only one thing I did different from that tutorial: I installed pptpd from the ...
0
votes
0answers
17 views

Write important libs after deleting file-libs accidentally on CentOS?

this is what seems to be my biggest fault since working on servers: I'm fighting yum rpmdb issues for the whole evening and accidentally deleted krb5-libs and file-libs. This leads to missing ...
0
votes
1answer
215 views

How to install “memcached” to php 5.6?

I had installed PHP 5.6.20 from this source. https://webtatic.com/packages/php56/ But I cannot install memcached. Just only memcache. How to install memcached to PHP 5.6? This is what i tried. [...
1
vote
1answer
68 views

Letsencrypt on CentOS 6 with Multiple VirtualHosts

I am trying to setup Letsencrypt on a CentOS server that has multiple virtual hosts. It seems to work ok on Ubuntu, and I realize that the script that does the work only works for single domains on ...
-1
votes
2answers
33 views

Unable to install Subversion on Centos 6

I am attempting to install the subversion client on Centos 6.7 but after running: yum install subversion I get the below response: Error: Package: subversion-1.6.17-1.el5.x86_64 (amberdms-updates) ...
1
vote
0answers
221 views

Not able to send mail of Hotmail with your own postfix

I purchased DigitalOcean VPS in that installing cwp.admin open source panel. Also all configuration completed like postfix,rDNS,DKIM,DMARC,SPF,DNS Settings,etc... My problem is not able to send mail ...
0
votes
1answer
27 views

Tar file extract everything in archive but one specific folder

I am using tar -xf archive.tar -C /home/user/target/folder (in a bash script) to extract the contents of a specific archive (archive.tar) into the target directory (/home/user/target/folder) so that ...
1
vote
1answer
59 views

`yum-security` functionality for CentOS?

The question here is similar, but not identical, to my (broader) question, which is: TLD;DR version Are there any tools for CentOS 6 (preferably in the base or EPEL repos) which provide any or all ...
1
vote
1answer
165 views

Centos 6; phpMyAdmin 'Cannot log in to the MySQL server' after moving mysql.sock

I recently moved my mysql datadir from /var/lib/mysql to a new directory /home/mysql mounted on a new hard drive. For neatness sake I thought it'd be nice to place the tmpdir and socket on this new ...
2
votes
1answer
63 views

Equivalent to checkrestart for CentOS?

This is checkrestart. check which processes need to be restarted after an upgrade Are there any packages which provide that functionality? Hopefully obvious, but this answer is completely ...
2
votes
0answers
156 views

Install CentOS 6 on HP ML 150 gen9 server with b140i raid controller

I have HP ML 150 with Smart Array b140i controller. I want to install CentOS 6.6, but the driver isn't built-in the ISO. I have download the Driver and install in the USB(dd). I need the command for ...
1
vote
1answer
87 views

Troubleshooting NIC Logs by NETDEV WATCHDOG

I have a CentOS 6.6 server (Linux 2.6.32-504) running on a brand new Dell PowerEdge R320. Just the other day, I began noticing problems in /var/log/messages related to one of my NICs. Note: this is a ...
0
votes
1answer
39 views

postfix + virtual users (db) : adding a donotreply address

I have a setup postfix/dovecot/mysql on Centos 6.5 following the guide at DigitalOcean. I have virtual addresses and aliases working just fine, and now I am trying to add a donotreply alias. In my ...
0
votes
0answers
23 views

Trying to find a trojan with Auditctl. Not enough information

So I have a website in Wordpress that keeps getting infected and starts sending spam emails. I have set up rules on AuditCTL on my Centos 6 server to find the culprit script but the information is ...
-1
votes
2answers
60 views

Set default Apache page away from /usr/local/apache/htdocs [closed]

Installed Centos Web Panel on my server. All is well but when going to the IP address it displays the standard Apache page, it is served from /usr/local/apache/htdocs tried changing the location of ...
0
votes
1answer
107 views

cronjob error “/bin/sh: /path/to/file: No such file or directory” [duplicate]

i've installed a python software that allows to run javascript on the server i've put the binary file (jsrunner) in this address /usr/local/bin/jsrunner so in the ssh when i try it it works fine ...
0
votes
1answer
64 views

nginx reverse proxy for Apache and a Node app

I have a CentOS VPS, running Apache. Previously I just used it for hosting a bunch of PHP and static HTML websites, under various domains, and everything worked fine. Then I developed a simple Node....
1
vote
1answer
34 views

How to disable virtual IP on centOS

I have 5 Centos machines and 2 of them have virtual IP enable on it. This is causing problem for some of the application specifically MapR. Here i need to disable virtual IP address. I have a ...
1
vote
2answers
431 views

Daily logrotate error creating unique temp file: Permission denied

I have a CentOS 6.7 box that for some reason fails to rotate logs daily. I'm getting an e-mail similar to this one every day in /var/mail/root: To: root@server.nl Content-Type: text/plain; charset="...
1
vote
1answer
59 views

Fail2ban bans me after sending successful 5 mails

Dear all I am using Fail2Ban v0.8.13 on CentOS 6 system in order to protect my Postfix servers. Basically it works so after 5 wrong login attempts on SMTP I get banned. Fail2Ban Jail conf [sasl-...
1
vote
0answers
33 views

Trying to get qsub to work on my cluster

Trying to get qsub to work on my cluster (single node right now but more are coming) So far trying to submit with qsub was returning error: commlib error: got select error (Connection refused) ...