CentOS is a free (as in beer and speech) GNU/Linux distribution that is community driven and based on source code released from RedHat.

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81 views

How to upgrade ngx_pagespeed in production server?

I have a LEMP set-up in CentOS 7. I am planning to install the ngx_pagespeed module to it. When I was reading through the docs I came to realise that unlike Apache, I cannot install this module ...
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19 views

Authenticate Radius with LDAP Group

I'm trying to authenticate specific LDAP group with FreeRadius. I need to apply this checking inside a virtual-server, as there are two different groups and i'm using a single Unix Box. Any ...
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1answer
203 views

Is it safe/how to update php (5.3.9)? centos (6.5 final) & parallels plesk panel (11.5.30 Update #47)

I have my own server that is running: php (5.3.3), centos (6.5 final) & parallels plesk panel (11.5.30 Update #47). This server has customers with subscriptions in plesk and their domains set ...
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39 views

Installing suPHP with PHP5.5

I'm using PHP 5.5 on my CentOS server and installed using yum and the webtatic repository (package is php55w). I need to use suPHP on my server but I realize that the mod_suphp package available ...
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1answer
98 views

SSHD on Cygwin: can't connect as “root” from a Linux box

I'm trying to connect a Linux (CentOS 6.5 x64) server and another server, a Windows Server 2008 R2 running Cygwin, and transfer files daily via SSHD from Linux to Windows, and I will use public keys ...
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0answers
54 views

Possible to prevent access to /tmp for a specific user via SELinux?

I'm sort of learning the edges of SELinux and I'm wondering if it's possible to prevent a specific user from accessing /tmp. Clearly it's a bad idea to dork all permissions, so I'm hoping that ...
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48 views

Google Computer Engine Firewall and IpTables

I am very new to to server administration and just discovered that I can use Google Compute Engine to host my website similar to way it works with Linode or Digital Ocean. I am unsure on the following ...
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0answers
19 views

Memcached Pool - Outtage causes increased lag in response time

I have multiple cache servers which are added to a virtual pool at the PHP layer via the Memcached::addServers() api. During fault tolerance testing I noticed that taking one of the memcached servers ...
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3answers
156 views

make program installs via ssh tunelling on CentOs system

I have a Machine A with no access to internet. I have a Machine B with access to internet. A & B can connect to each other via ssh. I'd like to make some program installs on A (perl, R package ...
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1answer
533 views

Centos 7 and OpenVPN: how make them friends?

I'm trying to install OpenVPN server on Centos 7 and faced with next problem: [root@msk ~]# /etc/init.d/openvpn start Starting openvpn (via systemctl): [ OK ] [root@msk ~]# ...
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49 views

Enable SDL for KVM under CentOS 7

I'm trying to set up a VM in CentOS 7 with an SDL display, but every time I try to run it, I get the following error: Error starting domain: internal error: process exited while connecting to ...
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1answer
117 views

Allowing passive FTP connections in FirewallD (CentOS 7)

In CentOS 7 which comes with FirewallD, enabling HTTP access was easy: firewall-cmd --permanent --zone=public --add-service=http However, firewall-cmd --permanent --zone=public --add-service=ftp ...
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1answer
132 views

Setting up Sudo in CentOS-7

In CentOS 6.5, i would do the following to setup sudo for users - useradd -G wheel -c "John Smith" jsmith visudo uncomment this line - %wheel ALL=(ALL) ALL usermod -G wheel -a jsmith restart ...
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2answers
101 views

How to disable Null and Weak Ciphers on 389-Directory-Server

I am running 389-DS on CentOS. Version - '389-ds-base.i686 1.2.11.15-34.el6_5'. Security scans revealed that NullCiphers were found on Port 389 and 636. I tried to disable them by shutting down DS, ...
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42 views

Creating new Ftp user and directory with Proftpd

I am having difficulty creating a new ftp user with proftpd. I have another 2 users setup on my server which I have been using to check corresponding files after running some cmds(in hope to find ...
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1answer
93 views

Setup client certificate verification in an Apache webserver via SSLVerifyCilent on a Centos 6.5+ server

Goal: My goal is to setup an Apache web server on a Centos box, with SSL and client certificate validation similar to the following Apache virtual host ...
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1answer
23 views

Can I clear exim spool on CentOS 5.5?

My disk space is filling up with exim files, from about 90 GB, in the /var/exim/spool folder. Can I just delete these folders or will client mails be deleted? It should not be, since they have their ...
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220 views

Installing, configuring and running mariadb in foreground on Centos 7 via docker without systemd or services

Under CentOS 7, I understand we're moving from mysql-server to implementation-compatible MariaDB. I'm using a docker image of centos:latest, which puts me under the auspices of Centos 7. mysqld_safe ...
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3answers
156 views

Best way to do a full backup of CentOS 6.5 running on VMWare

I have inherited a mission critical pound server running CentOS 6.5 running on VMware. Server needs updates and patching for Shellshock but we do not want to do anything to it without having a ...
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3answers
55 views

Proper PTR record

I have a dedicated server with Plesk Panel 11.5 to handle the clients' sites and the next specs: IP 1: mydomain.tld IP 2: myclient1.tld, myclient2.tld, myclientX.tld The hostname is ...
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1answer
31 views

301 Redirect methods

Need to implement over 30, 301 redirects. The templete that I was provided looks like it's something to be pasted in a vhosts.conf file or httpd-conf. There is no existing vhosts.conf file. So I ...
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1answer
262 views

Shrinking or removing home partition in CentOS 7 installation [closed]

I made the mistake of creating a home partition that fills up all my disk space, and it's formatted in XFS, which to my knowledge isn't shrinkable. Since I have no use for the home partition anyway ...
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2answers
40 views

Ensuring a given set of RPMs, and only those RPMs, are installed

I have multiple lists of RPMs (one per configuration), and a set of remote machines. Each list includes all of the RPMs needed to run my machine in the configuration I choose. For a given ...
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0answers
90 views

CentOS drops network interface with second ip address

I'm running CentOS 6.5 (final) on my server with two ip addresses. The main ip address is just working fine. The second ip address is working for about 24 hours. After this period it automatically ...
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33 views

CentOS - php-fpm update - rsyslog issue

Strangest thing. After updating php from 5.4.24 to 5.4.33, I noticed that php errors are no longer going to /var/log/php/all.log, instead they are back in /var/log/messages. I checked my rsyslog ...
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0answers
116 views

CentOS kickstart automated setup with parted / RAID

I'm trying to use parted to partition my entire drives automatically during the CentOS kickstart install, however, I'm getting two issues with my install. I want to kickstart my installs across ...
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1answer
56 views

How to allow non root user to access libvirt remotely on Centos 6 [closed]

Default configuration and documentation (sic!) requires root access to remote host. How to enable user access? Remote management with SSH
2
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1answer
763 views

LDAP authentication on CentOS 7

After upgrading to CentOS 7 it's no longer possible to login via LDAP. With CentOS 6 I used the package pam_ldap which worked fine, but now pam_ldap is no longer available for the new version of ...
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2answers
39 views

Can I lookup a software version number which is bundled with a specific CentOS version without installing CentOS?

Is there a website where I can enter a software package (for example Apache) and select a CentOS version number and get the version number of Apache which comes with the selected CentOS distribution?
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1answer
212 views

centos 6.5 ssh rsa key fails

Alright I have read many many articles and followed a few different tutorials and I can not get my RSA key to work on my centos servers. The servers are running centos 6.5 with FreePBX on them and I ...
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2answers
131 views

Centos 6.5 configuring HA cluster

I need to configure HA cluster using 2 computers. But I've got a problem, when I'm trying to start a heartbeat service it starts but throws an error. Here's the error message: Starting ...
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1answer
91 views

OpenVPN config for route some traffic through VPN CentOS 6

My server is using CentOS 6.4 64 bit and have 2 network adapter. 1st adapter have an internet ip: 192.241.190.x 2rd adapter is an LAN network with ip: 10.60.5.62 I installed openvpn and config for ...
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3answers
84 views

How to mount Physical Volumes separately which are bound using LVM

I have a VG (volume group) containing 3 PVs (Physical Volumes). Some physical fault has come up in one of the PVs (maybe?). At the attempt of mounting each PV separately, it gives mount: unknown ...
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3answers
131 views

php upload_max_filesize ignored - unable to upload 5gb file

I'm unable to upload files larger than roughly 2gb. The max upload/post values were previously set to 2500MB so I thought that was the problem. First, # php --version PHP 5.3.3 (cli) I set ...
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1answer
164 views

Upgrade mysql 5.5.40 to 5.6 on centos 6.4

I can't find a repo to add to my repolist that has an update for mysql 5.6. Does anyone know how to do this? I tried this [link] but it broke everything. I was getting a mysql_connect() undefined ...
0
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1answer
39 views

NFS permissions on a directory

I feel stupid not knowing this, but alas, I need to ask. I have a few directories being automounted via NFS on my CentOS boxes. Source is a Dell NAS or Openfiler (which we are working on migrating ...
1
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1answer
104 views

Batch MySql script stopped with error “(104)Connection reset by peer”

On my site I start a script that executes a batch process that imports into the Mysql database a lot of products (texts and images). I'm monitoring the query process from Phpmyadmin>Status and I ...
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2answers
62 views

Nagios Server Unreachable

I have set up a machine with Centos 7 and installed Nagios from the EPEL repository successfully. Using Lynx (command line browser) I can access the Nagios server running on the machine but it says ...
1
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1answer
79 views

CentOS configure ntpd to serve DST/localtime

I know that ntp uses UTC and the clients have to manage any DST and timezone differences on their own. The problem I have is that several noname ip cameras have a non-working DST implementation, and ...
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0answers
20 views

Linux pt_BR Locale - Bad Translations

I'm using Amazon Linux AMI 2014.09 (up-to-date) to host my PHP application, that uses locales for internationalization (usually it's pt_BR). On the production server the pt_BR translations is not ...
0
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1answer
77 views

TracError: Unsupported version control system “svn”: cannot import name fs

I started out with a duplicate database entry error, and in trying to fix it am no longer able to resync my Trac database at all. Unable to import all the history I tried to upgrade from 0.12 to ...
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60 views

OpenLDAP Invalid credentials on CentOS 7

Afternoon all I'm using Puppet to provision some OpenLDAP servers. The module I'm using is: datacentred-ldap, and the manifest I'm using looks like: ldap-class This process works fine on CentOS 6 ...
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2answers
66 views

Cannot install mysql-devel on centos

Everytime I try to run sudo yum install mysql-devel I am met with the following error: Setting up Install Process Resolving Dependencies --> Running transaction check ---> Package ...
0
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1answer
60 views

“File not found” from bash script executed by Apache (CentOS)

I have a bash script that sets up a classpath for accessing a series of JARs (it's tf, the cross-platform, command line tool for Team Foundation Server). The file structure is something like: ...
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3answers
296 views

Fail2Ban on CentOS 6.5 Never Bans

Environment: *CentOS 6.5 *Fail2Ban 0.8.14-1 *date outputs the correct date Behavior: Fail2ban starts successfully, but does not create iptables blocks after bad SSH login attempts. I'm only concerned ...
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27 views

SVN repo not found after upgrading centos 6.4 to 6.5

I installed svn client centos 6.4 but it was not working and throwing an error and not checking out the project. I googled it around and find a blog stating to upgrade centos. So i did upgrade and ...
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36 views

pppd call to restart VPN ineffectual from a CRON

This works when I run it directly but never from a cron it is the 'pppd call OM01' which seems to be ineffectual when run from a cron. #!/bin/bash # vpnTest.sh test if you ping via the VPN # if ping ...
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0answers
28 views

yum remove package freeze while erasing

I'm using CentOS 6.5 on a server. Some time ago, I installed from a third-party repository Newscoop CMS. Now I'm not able to remove it. yum remove newscoop Freeze at the "erasing" point, shutting ...
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0answers
130 views

Configuring CentOS NIC for an untagged + tagged VLAN

I have a CentOS 6.5 system with 1 physical NIC, which is connected to a switch. The switch is configured so that VLAN 104 is untagged and VLAN 101 is tagged. The VLAN104 is network 172.22.20.0/24 ...
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1answer
84 views

NRPE: Unable to read output locally

I am running /usr/lib64/nagios/plugins/check_nrpe -H 127.0.0.1 -c check_disk as root yet get NRPE: Unable to read output. Any help?