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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1answer
13 views

All commands stopped working in centos 6.5

I have made a big mistake while removing some duplicate packages as it appears to be broken. yum 1036 rpm -e --nodeps glibc-2.12-1.132.el6_5.2.x86_64 1037 rpm -e --nodeps ...
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0answers
5 views

Configuring Redhat / CentOS 5 SSH to authenticate to IPA server with public keys

I'm trying to configure some Red Hat/CentOS servers to use an ipa-server on CentOS 6 for SSH authentication with public keys. I'm storing the public keys on the IPA server, which works great on ...
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0answers
16 views

Two identical VPS hosts with different ways of handling file names

I have CentOS 6.5 32 bit, 512 RAM, running Nginx, PHP-FPM, Mysql on two hosts. One for local dev, running inside a VirtualBox 4.3.12 and the other running online with digital ocean. Both of these ...
1
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1answer
25 views

CentOS 6.5 new Kernel not active after reboot

Today I was running some yum updates and wanted to verify that everything went through fine by making sure I had a new kernel. To my surprise I noticed that CentOS was still running ...
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0answers
16 views

Enable Soap for PHP 5.5.x on CentOS 6.5

Unfortunately I have to support soap on my server for the Fedex webservice. I recompiled PHP enabling support and it works via CLI but not PHP-fpm. They both point to the same ini file and both show ...
1
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1answer
16 views

Restore Zimbra Mail Server from Server that crashed

I had a Zimbra installation which crashed due to Hard drive failure. The Zimbra was version 5. My backup was not good and so I did a fresh install and now I have managed to get the /opt/zimbra folder ...
0
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1answer
20 views

unable to configure vsftpd using ssl

i am trying to setup vsftpd over ssl . followings are configuration under vsftpd.conf anonymous_enable=NO local_enable=YES write_enable=YES local_umask=022 #anon_upload_enable=YES ...
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0answers
19 views

HA - Heartbeat / Pacemaker - CentOS - Manual Symlinks

I have a MySQL Master <> Master pair setup for HA. I would like to setup automatic failover not just if the node hosting the current write mysql instance goes down, but also if the mysql instance ...
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2answers
25 views

FTP and SFTP logs track in CentOS

How it is possible to track the changes made to a directory using tools like FileZilla or XFTP ? because we found some files suddenly got missed from server, in history also nothing was found so ...
0
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1answer
35 views

How to create a snapshot volume to a remote server using kvm?

I want to backup a few virtual machines to a backup server. Here're the backup steps. suspend a virtual machine create a snapshot of the virtual machine using lvcreate -s resume a virtual machine dd ...
0
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1answer
17 views

Application outside document root in Apache/CentOS

I have a PHP application running in Apache on CentOS 6. The document root is pointed to a specific app folder: /var/www/my-project/app I'm trying to get phpMyAdmin running on the same server but I ...
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0answers
17 views

cloud-init does not grow the partition nor the filesystem

I am currenty preparing OpenStack-ready images of CentOS 7 and Ubuntu 14.04. For the "automation" I use packer, which is provided by you with a json-template. Packer then starts the installation ...
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0answers
26 views

Choose a VPN software on CentOs 6.5 [on hold]

We are installing a SMS gateway with Kannel, on a CentOs 6.5 server, which is supposed to connect via SMPP to our local operators. Kannel is working fine and no probleme there. Now 2 operators are ...
1
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1answer
31 views

Unable to connect remotely to Vsftpd server set up on CentOS VirtualBox

I have set up a Vsftp server using the following instructions provided Here and even went as far as following the commentary at the bottom. But I am unable to connect remotely. When I attempt to use ...
1
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2answers
44 views

CentOS 6 - Kernel 3 from CentOS 7 Repo?

i want to run kernel 3 on centos 6. I found out, that it cant get installed over yum and i would need to compile it by my own. My question: Could i use the centos 7 repo to install kernel 3.x from ...
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2answers
20 views

How to install mcrypt in dual PHP version CentOS 6?

I have two parallel versions of PHP installed on CentOS 6.5 via this method [root@host ~]# php -i | grep "PHP Version" PHP Version => 5.3.3 [root@host ~]# /opt/rh/php54/root/usr/bin/php -i | grep ...
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0answers
17 views

users AD can not login on linux (graphical level 5) but can loggin in level 3? [on hold]

i integrated authentication AD with ipa in centos6.5 users create in ipa can loggin through graphical on centos 6.5 but users create AD can not loggin in graphical mode but can loggin in level 3 also ...
0
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1answer
26 views

yum update rpm packages installed manually

I needed to install the libxml 2.7 package and for this i uninstalled yum (yum have dependencies on libxml), is there any way I can make the pass to work with yum rpm packages installed previously? I ...
-1
votes
1answer
62 views

Memory Ram too high in HTTPD processes

I management two dedicated servers. I use Centos 6 with Plesk Panel. Update: I use Apache with mod_php. On the first server I have a site in Wordpress. I have noticed that my httpd processes take ...
0
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1answer
37 views

Install mcrypt for php54 on centos 6.5

I'm completely new to VPS and am trying to install php54 on a centos6.5 server. I've updgraded the php version to 5.4 which appears to work. Currently using php5.4.31 However I now need to install ...
-2
votes
1answer
28 views

Crontab not working to send email [on hold]

I have CentOs 6.5 running on a VPS Host. I installed crontab and email using the below commands yum install vixie-cron service start crond chkconfig crond --levels 235 on yum install sendmail ...
6
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0answers
145 views

Linux kernel 3.10.0-123.4.2 processes [flush] aren't present [migrated]

I am using CentOS 7 with "3.10.0-123.4.2.el7.x86_64" version, but I don't know why the kernel threads named flush aren't present in this kernel version. I tried to look in the kernel change log, but ...
0
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1answer
26 views

Update power dns from EPEL repo

I'm using EPEL repo on Centos 6. If I start update for power dns with mysql backend - so please - must I update mysql schema manually, or YUM will do this self? Thank youů
1
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1answer
16 views

disabling webtatic repo spitting back errors on centos

I installed the "webtatic" repo for PHP and it's caused nothing but trouble. When I try to run yum --disablerepo=webtatic distro-sync it returns this: Transaction Check Error: file ...
0
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1answer
51 views

defer (111): Connection refused when trying to send mail

I am getting desperate for answers. The problem is simple, some email messages are getting stuck in our queue and hitting their retry limits, which ultimately end up in a never end deliverable bounce ...
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2answers
35 views

yum install php-devel amongst other commands returning problems

I run yum install php-devel and it returns this. Typically I'd just run it with --skip-broken, but when I do, it still doesn't do the trick. Available: php-common-5.3.3-22.el6.x86_64 ...
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2answers
51 views

Centos Server Recently slowed down significantly

I have Dedicated Server on 1and1 with RAM - 16 GB HD 1000GB CPU: Intel(R) Xeon(R) CPU E3-1270 v3 @ 3.50GHz, 4 cores Centos 6 Apache/2.2.15 PHP 5.3.3 Mysql I have a video sharing website (on ...
2
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3answers
83 views

Can't install nginx using epel repo on Centos 7 (64bit)

I've just built a 64 bit Centos server and I'm trying to install NGINX on it. Using the epel 7 (beta) repo I get the following error when trying to install: Loaded plugins: fastestmirror Loading ...
-1
votes
1answer
20 views

sendmail not working on ubuntu

Our websites aren't sending automated emails because the php_mail() functions does not work and it appears to be because sendmail wont work. I have tried using various command lines but no email ...
-1
votes
1answer
35 views

Best way to gracefully restart CentOS?

I always used the command: shutdown -r now However, sometimes that causes MySQL issues. What's the most graceful way to restart CentOS? I've seen: reboot and halt How can I gently reboot ...
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2answers
43 views

Traffic increase causes VPS to crash due to RAM utilisation

I have a VPS which runs multiple Opencart sites and for the most part performs the task very well. Spec: CPU GenuineIntel, Intel(R) Xeon(R) CPU E5-2665 0 @ 2.40GHz Version Parallels Plesk Panel ...
0
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1answer
23 views

Maria db rpm Installation Error

I am getting below error while trying to install Maria DB on centos [root@server1 MariaDB]# rpm -i MariaDB-5.5.30-centos6-x86_64-common.rpm warning: ...
0
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0answers
25 views

Setup PHP from source and mod_fgcid on CentOS 6, getting permission denied [migrated]

I have compiled PHP from source and installed it to /opt/php/5.5.15/ I have also installed (with yum) httpd, and mod_fcgid. I am trying to configure a virtual host to exec php like this: ...
1
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2answers
42 views

How to properly use kexec with systemd on CentOS 7?

I want to use kexec to speed up reboots of my CentOS 7 machine. How can I do that in a way that nicely integrates with existing shutdown/reboot systemd targets? What's the proper (official) way to do ...
1
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1answer
63 views

Poor network performance with KVM (virtio drivers) - Update: with vhost_net

I've set up several KVM based networks before, and never encountered this issue, can't for the life of me think what I'd have set up differently previously. Setup Basically, Ive got and entirely ...
1
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1answer
29 views

PostgreSQL failed to start, pg_log shows nothing, what to do?

I've just setup PostgreSQL (9.3) as a replication to another server. When I started it with service postgresql-9.3 start, it reported [FAILED] without any further explanation. I don't see any thing ...
1
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2answers
109 views

CentOS 6 Yum update issue

I get this error when I try and run 'yum-complete-transaction' in shell: [root@namesvr ~]# yum-complete-transaction Loaded plugins: fastestmirror mirror speeds from cached hostfile Loading mirror ...
23
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8answers
3k views

Deploying new code live

What's the best practise to deploy new code on a live (e-commerce) site? For now I have stopped apache for +/- 10 seconds when renaming directory public_html_new to public_html and old to ...
0
votes
1answer
41 views

How to setup reverse DNS record (PTR) with Webmin?

Sorry, my knowledge in IT is very limited so please kindly forgive me if this is a stupid question. I have a very simple Centos VPS with Webmin installed on mysite.com with IP 123.456.789.5 ...
1
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2answers
38 views

CentOS 5.4, 3 nic-s

I need your help for the following problem: I have a CentOS server with 3 nics: eth0: IP ADDRESS=192.168.4.102 /24 GW = 192.168.4.1 eth1: IP ADDRESS=192.168.2.101 /24 GW = ...
0
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0answers
17 views

kloxo apache not work a few hours after restart and need restart [closed]

I have a VPS with 1G Ram and before than I used kloxo with this server config but not 6.1.19 version. and now after install kloxo in this server apache not work a few hours after restart and need ...
1
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0answers
21 views

lxc command always “get error 4 in libc-2.12.so”

I've tried several time to find out why suddenly my LXC not working, I use dmesg | tail it shows: lxc-start[2777]: segfault at fffffffffffffffc ip 000000390347b82c sp 00007fffd9046c18 error 4 in ...
-1
votes
1answer
17 views

command not foundbles-config error on service firewall restart

This is a follow-up question after I fixed my initial problems: I have a CENTOS Linux VPS. I have the following in my IPTABLES script to run when my VPN restarts, but I get errors when I do a service ...
1
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1answer
32 views

IPTABLES command that end with ACCEPT or DROP fail on service firewall restart

I have a CENTOS Linux VPS. I have the following in my IPTABLES script to run when my VPN restarts, but I get errors when I do a service firewall restart I've ran each of the commands below manually ...
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votes
1answer
29 views

How to access a system with write permission after file system check fails?

I created three new partitions, but after a reboot, the system is being dropped to a shell: /dev/mapper/group-newpartition: clean, 11/655360 files, 276620/2621440 blocks [FAILED] An error occurred ...
0
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0answers
15 views

vnstat service not showing status

When I run service vnstat status No result is returned. Usually one of the following three results would come up. But I got nothing when checking the service status. vnstat (pid 94330) is ...
1
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1answer
25 views

Create yum variable, that is the result of a command?

To clarify, I am looking on how to store a yum variable as the RESULT of a command. The command I use to get the OS version is irrelevant to me, I'm sure there are better ways of getting it than what ...
0
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2answers
22 views

Moving folder of files from CentOS server to Ubuntu Server

I have a production server and a development server. Problem is the development server only has 20GB diskspace and about 8GB available. The folder of files I'm trying to move is 6GB(ish). I've ...
0
votes
1answer
51 views

Postfix acting as spam server. Looks like it's part of a botnet, spam messages being sent to customers [duplicate]

Let me first start out by saying I am no mail guru. If you need more info to help me just let me know. This week the mail server has been having all sorts of strange issues. It has been duplicating ...
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2answers
130 views

Use postfix and spamassassin packages on CentOS 6 to reject SPAM - without custom users and scripts

Here is what I'm trying at my CentOS 6.5 Linux server: Installed postfix and spamassassin packages Configured Postfix - it works well (I omit details here) Added -x to the SPAMDOPTIONS in ...