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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404 error after php upgrade and plesk reinstall [on hold]

I tried to update php on my Cent OS 6. I did it and then I lost my Parallels Plesk. I found how to reinstall Plesk. I did it too but now I can't access to any page but default Plesk page. What could I ...
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14 views

fwknopd on Centos 6.5

I'm getting the same error as this guy. Namely, Error: Package: 1:fwknop-server-2.6.6-1.fc21.x86_64 (/fwknop-server-2.6.6-1.fc21.x86_64) Requires: libc.so.6(GLIBC_2.15)(64bit) Error: ...
21
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3answers
39k views

How do I upgrade to the latest PHP version in CentOS with yum?

I found some blog posts about this, but it's rather lack of descriptions on possible side effects. I could really use some detailed on these steps: How to add a repo that provides PHP 5.4 into yum ...
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4answers
5k views

Trying to install PHP MySQL driver with MariaDB already installed

I have a VPS which came from an image called CentOS 6.4 x64,Nginx,php-fpm,MariaDB. PHP and MariaDB are both installed, but it seems that PHP does not have the MySQL driver installed. I first tried ...
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0answers
10 views

Creating a custom .iso with kickstart CentOS 6.6 [on hold]

I downloaded the CentOS 6.6 minimal .iso file. I mounted it. Copied the necessary files to a new_work_dir. I added few extra custom packages to new_work_dir/Packages and ran createrepo -dpo .. . and ...
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1answer
24 views

date and hwclock not in sync - why

I am in GMT+8 Singapore [root@SJOAM ~]# hwclock -r Thu 30 Jul 2015 02:10:14 AM SGT -0.469446 seconds [root@SJOAM ~]# date Thu Jul 30 10:11:28 SGT 2015 [root@SJOAM ~]# cat /etc/sysconfig/clock # ...
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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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1answer
79 views

CentOS How to upgrade openssh to 6.9 [on hold]

I have to upgrade openssh. I follow this page just instead the rpm 6.7 to 6.9 But When I run rpm -Uvh /root/rpmbuild/RPMS/x86_64/*.rpm I had problem : error: Failed dependencies: openssh ...
0
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1answer
18 views

sftp server chroot initial directory

I have configured an sftp server with chroot and it works fine, the only thing that is bothering me is the initial landing directory, since the sftp user does not have write permissions in the landing ...
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0answers
21 views

Got internal server error 503, after installing php-soap extension.

running on centos, here is terminal during installation ` root@localhost [~]# nano /etc/yum.conf root@localhost [~]# yum install php-soap Loaded plugins: fastestmirror, security Setting up ...
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1answer
12 views

Rsyslog failed to start CentOS 6.6 Final

I'm getting the following error message when trying to run: service rsyslog restart # service rsyslog restart : command not foundlog: line 2: : command not foundlog: line 3: : command not ...
0
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1answer
20 views

What might be using my smtp port on a new CentOS machine?

I'm trying to setup a simple email server using node smtp-server. I'm the only one that's ever accessed the machine (a CentOS 6.5 box on Digital Ocean), and I've only set up 2 http servers. I'm ...
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1answer
16 views

probing EDD boot message stays for ten minutes on centos 6.6

I am trying to bring up a Centos 6.6 qcow2 image on my virt-manager. Booting from Hard disk.... Probing EDD (edd=off to disable)... ok The guest machine stays with the above message for near ten ...
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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 ...
3
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4answers
7k views

Where does NetworkManager store the domain name for generating resolv.conf?

I am having problems getting my domain name set correctly on CentOS 6. My resolv.conf looks like this: nameserver 198.6.100.25 nameserver 198.6.100.53 nameserver 198.6.100.38 # Generated by ...
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0answers
25 views

MySQL / MariaDB will not start [closed]

I keep getting the error below and MariaDB will not start up. 150723 18:03:51 [ERROR] Incompatible header in messagefile /usr/share/mysql/english/errmsg.sys'. Probably from another version of MariaDB ...
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1answer
985 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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2answers
17k views

Can't ping or reach external IP or domain on CentOS 6.3?

I have installed fresh CentOS 6.3 on my machine. Internet is not working at all. How ever I can ping my router and other computers connected on LAN. I've googled and searched various forums but all in ...
1
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1answer
86 views

Which kernel parameters should be adjusted to fix RX overruns?

I have a Centos 6 server that handles a lot of traffic. I see RX overruns increasing all the time: RX packets:11191345002 errors:0 dropped:0 overruns:35592596 frame:0 TX packets:15262461573 errors:0 ...
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5answers
17k views

ls hangs for a certain directory

There is a particular directory (/var/www), that when I run ls (with or without some options), the command hangs and never completes. There is only about 10-15 files and directories in /var/www. ...
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1answer
33 views

In centos mouse and keyboard does not work after deleting /var/cache [closed]

After deleting accidentely /var/cache in centos 6.5, restart my PC, the mouse and keyboard does not work anymore
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2answers
31 views

Mail Server for a subdomain on a different Server?

I'm currently assigned the administration of a server that is accessed through a subdomain of another (not administrating example.com but y.example.com), and assigned to implement a web application on ...
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1answer
32 views

Rebooting a production CentOS 6 server that's been up for 365 days

I noticed today when running uptime that my server has been up for exactly 365 days. Which led me to google "should I periodically reboot my server". Which led me to the knowledge that YES, I should ...
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0answers
72 views

task nginx:4164 blocked for more than 120 seconds

My server was working fine for 173 days then it started to happen. Upgrading CentOS 6.6 kernel to latest one didn't helped. Rebooting helps for about 10 minutes then it starts all over again. I'm ...
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1answer
16 views

What files get modified by the authconfig?

I am trying to identify which files are edited with the following command, but can not find. authconfig --enablemd5 --enableshadow --enablecache --enablelocauthorize --enableldap --enableldapauth ...
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0answers
13 views

Supervisor 3.1.3 installed on Cento OS 6.4 hosted on DigitalOcean giving error while adding process

I have live server on Digital Ocean with Cento OS 6.4 hosted. I am trying to install supervisor for the Laravel-5 processes. But, when I try to add the process it gives me error as undefined process. ...
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3answers
1k views

Allow non-root process to listen on port 80 without doing anything drastic [duplicate]

For reasons beyond my comprehension, GlassFish refuses to play ball with iptables. That is, with all the correct redirection rules in place, it won't receive any redirected traffic. So I'm at plan B ...
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0answers
44 views

Install PHP7 from Remi repo

I installed PHP7 from Remi repo with sudo yum -y install httpd sudo yum -y install epel-release wget http://rpms.famillecollet.com/enterprise/remi-release-6.rpm sudo rpm -Uvh remi-release-6*.rpm ...
2
votes
1answer
971 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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1answer
21 views

Apache Security Issue with VirtualHosts

I have setup Apache 2.2+php 5.3.3 on CentOS 6.6 and are running virtual hosts with their document roots setup like /var/www/domainFoldername and their virtual hosts configuration in httpd.conf like: ...
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16 views

CentOS Server can't exit pfSense Network

Not sure if this is a routing issue or a firewall issue, or maybe a problem with the ifcfg-file of the CentOS machine. Here is the situation. I just got a 600Mb fiber connection from my ISP into the ...
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1answer
47 views

Sensu Client not registering in Uchiwa

I have setup sensu on a Centos 6.5 box and installed/configured the client on the sensu box so it monitors itself like so /etc/sensu/conf.d/client.json { "client": { "name": "sensu", ...
2
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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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2answers
3k views

On CentOS how do I get boost header files installed?

What CentOS 6 package name do I need to install boost header files: yum install boost doesn't seem to work. Is there a special compiler directive I need to use to point to the include files? Or is ...
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0answers
25 views

Postfix/Devcot Relay accedd denied and no SASL mechanisms

I am trying to configure Postfix and Devcot on my VPS and use it with Roundcube webmail and other Mail clients ( Outlook, Thunderbird... ). The problem that I am facing right now is that maillog ...
0
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1answer
45 views

Why don't I receive the emails forwarded by Postfix?

My desired Postfix configuration is to forward all incoming mails according to virtual aliases and be able to send outgoing mails via SMTP and TLS. Sending already works, but the forwarding does not. ...
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0answers
30 views

Exim Email hacked or Backscatter attack

I have undertaken an Exim Server for a client, this morning I Woke up to about 100 bounce backs from Hotmail with the following: "Undelivered Mail Returned to Sender" Googling I have come across ...
0
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1answer
1k views

Where do I specify the Bind DN and password for sss+ldap?

I'm trying sssd for LDAP authentication, and while it can show user IDs with the id command, getent group and getent passwd do not show LDAP names, and while I can chown files to ldap users, they ls ...
0
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1answer
85 views

LVM on disk with no partition table. How to reallocate free space with fdisk?

I shrank an LVM in half using these commands: e2fsck -f /dev/VG/LV resize2fs /dev/VG/LV 5G lvreduce -L 5G /dev/VG/LV Inspecting the physical volume yields this: --- Physical volume --- PV Name ...
4
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3answers
16k views

Changing the maximum mail size in Postfix

When sending large email to a new CentOS6 server running Postfix as the MTA, the following message is returned: tried to deliver your message, but it was rejected by the recipient domain. We ...
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votes
1answer
34 views

Error: “invalid number of arguments in ”uwsgi_param“ directive” on nginx restart

CentOS 6.6, nginx 1.0.15. I'm trying to configure nginx <-> uwsgi <-> Django stack, using this tutorial. The nginx conf file is: upstream django { server 127.0.0.1:8001; } server { ...
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0answers
15 views

PHP extension wont load after installing MPM-ITK

I installed Phalcon on my dedicated server and everything was perfectly fine untill I installed MPM-ITK to host multiple sites with multiple users. After installing MPM-ITK phalcon is only loaded in ...
25
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3answers
31k views

EPEL Repo for CentOS 6 causing error

I've got a VM running CentOS 6 (64bit) and I'm attempting to add the EPEL repo like usual to install various packages as I do quite regularly. Today, I'm experiencing some strange errors yet I'm ...
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0answers
41 views

libgcc multilib version - unable to install any package with yum

System: Red Hat 6.5 I have a problem with libgcc, which is apparently installed in 2 different versions on my machine. Anyway, when I try to install literally anything, I am unable to do so, because ...
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1answer
35 views

DDOS prevention/mitigation on Linux CentOs server using IP tables

One of our servers has generated a 19Gb access.log in the space of about 24 hours and the server went down in this time. We'd like to implement some measures to safeguard against DDOS attacks but ...
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1answer
1k views

Jetty JMX setup for remote access

I am having some issues getting JMX working on Jetty(9.1.3.v20140225), so I have had a read over the Jetty doco on this. So I have added the following to the jetty.conf # ...
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0answers
18 views

WordPress Website is not caching properly

I have 4 WordPress websites on different Centos 6.5 VPS from DigitalOcean & Linode. I followed standard guide to install Nginx (have apache on one website), PHP, PHP-FPM and MySql. I followed this ...
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1answer
1k views

How to disconnect pptp client?

How to disconnect pptp client connected to Cent OS 6.2 server from the server side ? ifdown ppp0 doesn't work.
0
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1answer
103 views

centos 6.6, sh: zip: command not found [closed]

Centos 6.6 64bit on OpenVZ VPS. I tried a phpinfo.php file using only the following code: <?php var_dump( exec('zip -r domains.zip "domains"') ); // phpinfo(); ?> . The php error log is ...
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2answers
73 views

CentOS & moving /var to a new disk/partition

Slightly older system, roughly 2 years old. Running CentOS I'm noticing I have /var using a lot of space, and it's all good stuff...so deleting space isn't the answer. Is there any easy/safe way to ...