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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Apache (CentOS): [warn] mod_fcgid: process 2661 graceful kill fail, sending SIGKILL

I am running a VPS with CentOS and Plesk. Today, when setting up a Magento shop suddenly the whole server had weird behaviour: All hosted websites delivered an Internal Server Error, SSH Connections ...
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9 views

Kerberos on Centos 6 systems accessed via PuTTY?

So I have a bunch of servers running Centos 6, I've recently been playing around with Kerberos on a VM to figure out how to set it up and run it on my systems so that we can get rid of using passwords ...
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1answer
20 views

Open Google Chrome on Centos 7 and screenshot it

I have Centos 7 server installed on AWS and I installed "google-chrome" on it using a sample code on the internet which works fine. cat << EOF > /etc/yum.repos.d/google-chrome.repo ...
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1answer
8 views

Connect to MariaDB through SSH fails with error 2013 - Lost connection to MySQL server at 'reading initial communication packet'

I'm trying to connect to a remote MariaDB server through SSH using Navicat Premium from Windows but all the time I can't and get this error: 2013 - Lost connection to MySQL server at 'reading ...
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8 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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1answer
33 views

Can't ssh, permission denied

I have created new user using useradd USER, but I can't SSH to the server and login with it. I already have another account to which I can SSH easily. Running ssh -v USER@domain.tld is returning this ...
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1answer
10 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
44 views

How to get screen pixel data from a Centos server [on hold]

I am running a Centos 7 server and I installed LAMP on it and everything works fine. I can SSH it and do all my stuff. But it happens that I need to once every hour open a website in Chrome. I cant ...
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25 views

OpenVPN allow two clients to connect to each other without using client-to-client globally

I'm running OpenVPN 2.3.7 on CentOS 6. I'm using routing (tun) and have two instance of OpenVPN. On the second instance there are two clients that I'd like to be make visible to each other i.e ping, ...
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32 views

how to turn a rescue kernel into a working one?

A yum update today made one of my CentOS 7 servers unusable: there is kernel panic as soon as the boot starts. I tried to start previous kernels from GRUB but all of them crash the same way. I even ...
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2answers
31 views

Using same port for http/ ssh on two ip's [on hold]

How could use two diferent services using the same port on two diferent IP addresses? Example: IP 1 : 192.168.10.10: Service: Http Server Ports: 443 IP 2 : 192.168.10.11: Service: SSH Server ...
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2answers
26 views

Cannot ping / ssh server after installing VirtualBox on CentOs 6.6 [on hold]

Our server was running fine this morning. I installed VirtualBox and rebooted the server. Since rebooting the server I do not recieve a response when pinging the IP address and I cannot connect ...
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0answers
18 views

How to foward 2 users requesting 2 different URLS(ports) to docker containers managed by apache in docker (beginner) [on hold]

So. Lets first kick it off by me saying im not a networker (but learning to be one), but i have a problem related to it. If you have any answers, would you please provide it in laymans terms (Terms ...
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0answers
9 views

Centos 7 Wordpress Page not found error [on hold]

i had installed a backup from my Wordpress Page on a fresh Centos 7 Server. things done: rewrite mod installed the htaccess file from wordpress have write permissions i changed AllowOverride to All I ...
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1answer
13 views

Seafile “ImportError: No module named Image” After upgrade 3.0 -> 4.2

I recently upgraded our seafile server from 3.0.4 to 4.2.3. All the upgrade scripts went fine. It's running on CentOS 6.6. But now when I try to start seahub after the upgrade like seahub.sh ...
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30 views

Something blocking me from login to web application hosted on centos 6.5 with WHM 11.50 [on hold]

I’m not sure whether it’s right place for positing my question. If it's in wrong, kindly switch it to right place. Server details, OS: centos 6.5 Control panel: WHM Web server: apache 2.2 We are ...
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21 views

slabtop command doesn't work

I've inherited Sys Admin duties on webserver and I'm a bit of out my element, but learning as I go. My newest issue is all the of the ram has been gobbled up and I'm not sure where it has gone. free ...
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1answer
39 views

Apache 2.4.12 & CentOS 7: DSO shared modules not being built during compile

I have a general question. I am attempting to compile Apache 2.4.12 on CentOS 7 from source. I have read the 2.4 documentation, poured over configure -h, and searched the web, but no one seems to be ...
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11 views

centos7 pam_authz_search for *.group.company.com

Upgrading from Centos6 where we were using ldap.conf entry "pam_check_host_attr=yes" previously, with wildcard 'host' attribute in ldap where the host attribute looked like 'host=*.group.company.com' ...
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33 views

Haproxy service fails in centos 7 with certificate in a mounted directory

I am having an issue getting haproxy to load my certificate from a mounted directory when it is started with systemd. I can start haproxy directly as root without issue. Everything works fine if the ...
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16 views

IPSec Tunnel AWS VPC <-> openSwan CentOS 6.6 Tunnel up, no traffic

I managed to get a tunnel up between a CentOS 6.6 box and our AWS VPC. It shows as connected on the box, and in AWS, but the problem is routing the traffic from the server. Everything I've tried ...
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1answer
36 views

how do I clone a disk that is represented by a vmdk file?

I have VirtualBox installed on Windows 8.1. I have created a CentOS 7 virtual machine that loads the contents of a detached hard drive that is connected to the PC via a SATA Wire. The virtual ...
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16 views

Centos - Extend root partition size on rescue mode

I was wondering what is the best way (and what are the command lines) to extend the root partition size on a rescue mode system, without losing data already in it. My server is running on CentOS 6.6 ...
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24 views

CentOS - Resize a Volume Ext3 without losing data [closed]

Im on a dedicated server, connected remotely by SSH and Im having issues to resize one of my logical volumes. How can I resize the /dev/md1 without losing data that contains only 4 GB knowing that I ...
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1answer
14 views

auditctl buffer setting - how large is this?

Within the default audit.rules file on CentOS 5, 6 and 7, the following is set: # Increase the buffers to survive stress events. # Make this bigger for busy systems -b 320 However, there is no ...
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1answer
22 views

Super Micro Model 827-16 -> CentOS 6 RAID Controller driver

I have a Super Micro model 827-16 (part no: 6027TR-HTRF+) and need to get CentOS 6 installed. The problem is that I haven't been able to confirm if there are CentOS specific/supported RAID drivers ...
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19 views

creating a webserver (httpd) using vsftpd in centos

I want to create a webserver, to host websites, i have configured vsftpd, i have created user with default directory /home/sam , i am able to access the files using filezilla. but if i am creating a ...
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1answer
16 views

how to customize google compute engine sftp path?

I have configured sftp for my google compute engine VM instance by key method. I had generated a private and public key by Puttykey generator tool. Then i add that public key to my vm instance path ...
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0answers
46 views

I can't see my web [closed]

I have installed a LAMP stack on CentOS 7, but I face a problem. I can't see my web: AH00548: NameVirtualHost has no effect and will be removed in the next release /etc/httpd/conf.d/ssl.conf:1 ...
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1answer
40 views

Adding a new domain to my VPS not working (CentOS/Apache)

What I'm trying to do is to add a new domain to my VPS. So I added a new domain to my httpd.conf and updated the corresponding nameservers on my registrar. I used this code in httpd.conf file: ...
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16 views

How to use php-cli instead of php cgi-fcgi as root? [closed]

I'm trying to get php-cli to work as default. When I login as a regular user all is fine and php aliases to php-cli. When I elevate privileges to su command line php defaults to php cgi-fcgi. I know i ...
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20 views

Redirecting certain website paths to different webservers

Currently my primary web server is IIS8 on Server_2012r2 and I set up a secondary web server using Apache on CentOS that is running Own-cloud, is it possible to make it so when I type in ...
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2answers
34 views

Add custom 'allow' policy in SELinux

I would like allow httpd to executed files from a user's home directory. From audit2allow I understand that this implies the following policy: allow httpd_t user_home_t:file execute; How do I turn ...
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27 views

How do I install OpenSSH 6.7 or 6.8 via Putty? [closed]

Long story short, I need one of my sites to be PCI compliant and one of the modifications that I need to do to it is to install OpenSSH 6.7 or higher. I found a tutorial for installing version 6.1 ...
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1answer
34 views

How to alias name for IP Address

I have a website which is hosted in local Server (CentOS 5.x) (Hostname: xxx.yyy.local, IP : 192.168.5.25). I can browse the site typing server ip in the browser from my Local Network. How can I get ...
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1answer
42 views

Reverse Proxy multiple internal FTP Servers

I have setup a reverse proxy for http using Apache mod_proxy like this: Client ---> http:/abc.domain1.com --> Reverse Proxy Server ---> 192.168.50.1 (Internal Server) Client ---> ...
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2answers
91 views

Trouble Starting Snorby / Ruby dependency issue

I am trying to install Snorby on a CentOS 6.6 machine and keep getting an issue with ruby and my Gemfile. I believe I either have to edit my Gemfile or it has something to do with an installation ...
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2answers
51 views

What can go wrong with yum update? [closed]

I have to update a server this weekend and the process goes with yum update. I have made tests in virtual machines but I am not sure what can go wrong in a real production environment. The server ...
4
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1answer
95 views

CentOS/Redhat kickstart script cdrom mount point

Trying to copy some files from my custom CentOS 7 install ISO to the new install in the %post section. I've tried all of these: cp /dev/cdrom/scripts/myscript.sh /etc/myscripts/myscript.sh cp ...
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16 views

Stucking qemu-kvm process

What i have: CentOS 7.1 as KVM host - Xeon E3-1200 v2, 32GB RAM, with and without dedicated raid controller (i tried both options) 3x Ubuntu 14.04.2 as quest VM (3 CPU, 512MB RAM on each VM) host ...
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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 ...
3
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1answer
370 views

sendmail rejecting some connections with handshake failure: SSL alert number 40

My sendmail server on CentOS 5 started to reject some connections with the following message logged: error:14094410:SSL routines:SSL3_READ_BYTES:sslv3 alert handshake failure:s3_pkt.c:1092:SSL alert ...
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0answers
14 views

Stuck in installing Centos on Windows7 [closed]

I was trying to install centos on windows so I downloaded the iso image and I used unibootin to make a bootable usb device. After installing on my usb drive it asked me to reboot so I confirmed. I ...
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1answer
43 views

Apache Redirecting All Sub directory Sub Folders Back to Root Directory [closed]

I have a website stored in a root folder. example.com correctly brings me to the website stored in /var/www/mainsite. I want to put multiple websites in sub folders. so example.com/website1, ..2, ..3 ...
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1answer
27 views

Cpanel update 11.50.0 uninstalls postfix [closed]

I have been running postfix as my mta on a whm/cpanel config for several years without issue. Upon the latest cpanel update to 11.50.0 (build 12) postfix is being uninstalled in the background, ...
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1answer
24 views

centos free memory stats [duplicate]

I was curious to know about my 512mb ram vps and I checked my centos vps with the 'top' command Apparently out of there is like ~20Mb of free ram. Is that an issue? This vps has been running for ...
0
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1answer
53 views

“curl: (7) couldn't connect to host” only on www. subdomain [closed]

I'm running a server with Centos 6 and Plesk 11. I have curl installed and working on all domains except on a domain that has a www. as preferred domain. [root@www]# curl ...
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24 views

VMware ESX Server - Automated infrastructure and VM Provisioning [closed]

We would like to automate test infrastructure deployment for test automation with Jenkins. That's greatly appreciated if you can share your experiences and any tools to be suggested. Should the script ...
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1answer
39 views

How can I determine why a process is dying? [closed]

On a CentOS 6.5 server I am running a very simple HTTP listener with Sinatra that exists simply to accept POST requests and pass the payload content of the POST request to another service. I often ...
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15 views

How to disable SuEXEC in centos6? [closed]

How can I disable SuEXEC in my server? I use centos 6 and directadmin controlpanel. I try to change SuEXEC name and restart apache but httpd do not start. How can I disable and remove SuEXEC forever?