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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1answer
22 views

Unrecognized Service Nginx ERROR [on hold]

I freshly created droplet on digital ocean, centos 6.5 64 bit. I did all things below. After make install, it seems like nginx doesn't installed my server. I am getting Unrecognized Service Nginx ...
0
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0answers
30 views

SPAMMERS and DNS attacks [on hold]

I am having a few small issues with a number of IP ADDRESSES that seem to keep trying to access the server. I am wondering is there any software for CentOS which is like an auto IP Blocker which is ...
-1
votes
1answer
15 views

Postfix sending mail from local users but not from mailman

I am attempting to set up a Mailman server for a local club and have run into a strange issue with Postfix and Mailman. I think the issue lies with Postfix. So The issue is that I am able to send ...
0
votes
1answer
29 views

How to correctly setup an Apache VirtualHost as HTTP and HTTPS?

I am trying to setup a locally (for development/testing purposes) SSL site using Apache and mod_ssl and this is what I have in my VirtualHost files: /etc/httpd/conf.d/local.conf <VirtualHost ...
1
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1answer
19 views

Enabling SOAP on CentOS 6.6 Server

I am trying to enable SOAP on my server. Soap is installed, but doesn't show up in php_info. PHP Version 5.4.39 System Info: Linux ip-xxx-xxx-xxx-xxx.secureserver.net 2.6.32-042stab106.4 #1 SMP Fri ...
1
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0answers
16 views

Nagios Apache publishing

I am deploying a NagiosXI server (CentOS 6.6) and I would like to publish the site externally to allow team members to use the mobile app without the need for a VPN client. I have worked out the ...
0
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0answers
18 views

Mounted with bind folder doesn't appear in FTP client if mounted a folder in a volume

I mounted an external folder (from outside the ftp folder) in the ftp folder with mount bind parameter this way: mount --bind sourcefolder destinationfolder The folder is correctly mounted and I ...
0
votes
1answer
15 views

Nginx refuses to read new directory in /home

I'm on CentOS6.6, installed "Akeneo" and all went well. Installed into /home/pim so the actual location for nginx to use is the web directory where app.php is located. Doing a namei on ...
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0answers
16 views

CentOS hangs on commends cd & ls [on hold]

I have a remote directory that is mounted in fstab as follows: //1.1.1.1/some/directory /media/mydirectory cifs username=someuser,rw,file_mode=0777,dir_mode=0777,noauto 0 0 The problem is that it ...
0
votes
2answers
8 views

CentOS 6 donwgrade RPMForge packages

I have a CentOS 6.6 server, and I tried some packages from rpmforge and rpmforge and extras. I did a yum update with those repos enabled and got a lot of stuff updated. Now I want to go backwards and ...
0
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0answers
12 views

Puppet: remediation handler 'Recieved API Response (404)'

What would cause a 404 when trying to run 'touch /tmp/hello' on CentOS6.5? The server has a subscription to its hostname, I don't see anything on the sensu-agent.log on the server showing it got the ...
0
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0answers
25 views

CURL & SSL failing on a specific site [duplicate]

I can't get curl to download https://www.sicdm.caixa.gov.br/cadmut/login_internet_form.do on a CentOS 6.2 server. The command curl -v -k -3 ...
2
votes
0answers
46 views

Init script has permissions issues, but running with /bin/sh resolves them? [closed]

Can someone tell me what's going on here? As far as I knew, these ways of executing an init script are identical. box:~# whoami root box:~# /etc/init.d/nginx restart nginx: [emerg] open() ...
1
vote
1answer
35 views

Centos6 with cloud-init takes longer boot time

Centos-6.6 vm image takes almost ten minutes of boot time when ran using virsh. I captured the logs using virsh console. It looks like this, ci-info: ...
0
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0answers
22 views

CentOS 6.6 port not open locally [duplicate]

I searched around and can only find the opposite problem -- ports are available locally, but not remotely. My issue is, the port was opened for me remotely, and it works, but it isn't available ...
0
votes
0answers
12 views

Update default PATH in CentOS6.6 Docker Image

docker run -t -i centos:6.6 /bin/bash I installed two java versions on this container Saved it via docker commit blah blah and I wanted to update the default PATH so when I run docker run -t -i blah ...
0
votes
1answer
33 views

SELinux - mysql/ and httpdoc/ in same folder?

Looks like my old faithful LAMP directory structure has come unstuck with SELinux. I prefer everything in the same place. CentOS 6.6 Apache 2.2.15 MySQL 6.5 /DATA/ /DATA/httpdocs/ /DATA/mysql/ ...
1
vote
1answer
30 views

fail2ban says banned, but can still log in

Running fail2ban 0.8.14 on CentOS 6.5 with Python 2.6.6, fail2ban puts my IP in the banned list, but doesn't actually prevent me from logging in. Here's an example of a failed ban in ...
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votes
3answers
56 views

How I can Block all China to entry to my server [closed]

How I can Block China to entry to my server ? All China country ? By ipset and iptables I want by this to avoid DDOS attacks OS: CentOS 6.6 Thanks.
0
votes
1answer
21 views

Iptables - How can i limit the access of a service on a server with two ips?

On my personal server ( Centos 6.6 ), i acquired a secondary ip in order to keep all backend access splitted from the frontend applications. But i'm not sure how can i specify wich port can be ...
0
votes
0answers
4 views

404 error Munin and Vestacp

So we are using VestaCP as our control panel for our clients hosting. I am having a small issue with installing and running Munin. The reason we want to use it, is because we want to track when MySQL ...
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votes
1answer
25 views

How can i detect if the virtual CD ROM is attached or detached?

I have a requirement where i need to check if a virtual CD ROM is attached if yes then read the values and apply it on to the application. But couldn't find a way to detect if a CD ROM is attached or ...
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votes
1answer
38 views

Redirect for https and www [duplicate]

I currently have my rewrite rules in the post_virtualhost_2.conf file this in inserted into the httpd.conf file at the absolute end. I have two blocks that don't seem to be working <IfModule ...
1
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0answers
84 views

Installing php-mysql on centos 6.5 fails due to conflicts when percona client 5.5 also installed

Some background: I'm writing a Chef cookbook to set up a LNMP stack for local development. It requires the php-mysql library for PHP 5.4 (using the php package). We're using the yum-remi repository ...
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0answers
14 views

Syslogd acctack

My hosting company told me, my VPS server (CentOS release 6.6) have abnormal activities issue (hacking other server) and blocked my outgoing traffic, they just give me limit info: The hacking ...
1
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0answers
25 views

Routing private IPv4 addresses internally

I have the following set-up involving two KVM hosts and numerous virtual machine guests on each. The guests communicate to each other on both hosts via [192.168.216.0/24]. [192.168.216.42] is ...
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votes
1answer
28 views

admin panel on port 2030 in CWP is not opening [closed]

I have dedicated server with centos and proxmox ve. Also made virtual machine with centos 6 and centos webpanel in proxmox. From last four month I'm using this and everything is working properly mean ...
0
votes
1answer
23 views

Trying to set PTR on CentOS 6.5

For the last 6 hours I've been trying to set a PTR for my server but I with no luck. Checking with host give me: Host 44.244.208.173.in-addr.arpa. not found: 3(NXDOMAIN) My /etc/named.conf includes ...
0
votes
1answer
131 views

Upgrade apache 2.4.6 to 2.4.12 on CentOS [duplicate]

We have following server details and we need to upgrade apache 2.4.6 to apache 2.4.12 OS: CentOS 6 Apache : 2.4.6 PHP : 5.5 I know how to install 2.4.12 from scratch but i just want to upgrade ...
1
vote
1answer
31 views

MySQL PID Errors

While attempting to change the MySQL server timezone to CDT to match the Centos sytem time, something has messed up. I edited the my.conf in /etc/ in vim logged in to SSH as root, and saved it. On ...
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2answers
40 views

Centos 6.5 /var/www/html/ User permissions

I have a dedicated server but only root can access my hosting directory. All other users get permission denied when I try access the directory with another user. I have created a new user, added the ...
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0answers
20 views

Linux-NTP: What could cause high offset in some servers while all of them reside on the same network sigment and are configured the same?

I've installed a new NTP server and configured all Hadoop clients to use it. I've been told by the Hadoop Engineers that an offset of maximum 3 seconds is mandatory for the cluster to work properly. ...
4
votes
4answers
211 views

Which ports are required in order to authenticate against a ldap server in another domain which is behind a firewall?

I have a Linux domain running with sssd, let's call this domain NJ. I'd like machines on the NJ domain to be able to authenticate against an Active Directory ldap server which resides on a different ...
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votes
0answers
46 views

SAMBA not working as a member server with Windows 2008R2

For the past month I have been trying to get samba to work as a member server in a Windows 2008R2 domain. I have followed all the steps that I have found and it seems to be working to an extent yet ...
0
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0answers
40 views

XenServer CentOS VM: EXT4-fs error (device dm-2): ext4_journal_start_sb: Detected aborted journal

I have 2 different CentOS 6.4 VM's on 2 different Citrix XenServer and both have the same error within couple of few days. Output of messages: kernel: Aborting journal on device dm-2-8. kernel: ...
0
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0answers
105 views

Have GPU Passthrough working both Windows and Linux guests but libGL SDL error linux couldn't find matching glx visual NX x2go freenx

I have GPU Pass-through working with KVM qemu with both Windows 7 and CentOS guest but with Windows I can easily RDP with Remote Desktop mstsc and even run 3D accelerated apps that will make use of ...
1
vote
1answer
41 views

TSC missing from available clocksources

Not sure why TSC as a clock source is not available? cat /sys/devices/system/clocksource/clocksource0/available_clocksource hpet acpi_pm The CPU I'm using is Intel Xeon(R) X5570 @ 2.93GHz. The ...
2
votes
0answers
88 views

Unable to change vm.max_map_count for elasticsearch

Prehistory I have elasticsearch and SugarCRM7 running on CentOS 6.5. Every day I face the same problem: java outOfMemory error. That happens because of small vm.max_map_count value, 65530 only when ...
0
votes
1answer
37 views

Many connections in state, How I can prevent this more # number

Please, by this command I can know the number of connections for each IP: netstat -plan|grep :80|awk {'print $5'}|cut -d: -f 1|sort|uniq -c|sort -nk 1 Sometimes greatly increase the number of contact ...
0
votes
1answer
108 views

Get real time CPU usage of linux process with single line command and as a simple result

I've searched everywhere and found nothing about this. I'm trying to create a small gauge that shows the CPU usage of one process specified by PID. I need the command to print a simple answer , hence ...
0
votes
1answer
42 views

SSH timeout issues not consistent

I am not sure if anyone else have had issues with SSH timeout I setup a FRESH install of CentOS 6.5 minimal without touching the SSH congfig at all and when i log into it via SSH using putty..it ...
3
votes
2answers
163 views

LXC container shows host's full RAM amount and CPU count

I've been using LXC containers for a few years and have recently expanded the types of applications that run inside of container environments. I'm starting to limit resources at the container level ...
0
votes
1answer
59 views

CentOS 6.6 Doesn't Boot. Stucks at Enabling local filesystem quotas [ok] [closed]

I am running radius server on my CentOS 6.6, yesterday I tried to reboot my machine with sudo reboot with using Putty. It didn't restarted for some reason and I had to go to my DataCenter. When I shut ...
0
votes
2answers
89 views

Installing PHP extensions to the correct PHP version

We have two versions of PHP on our Linux CentOS6 machine, 5.3.3 and 5.6.7, and wanted to install PHP extensions, memcache and imagick, to 5.6.7. Logged in as root, using yum, we installed both of ...
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0answers
19 views

How can i disable login to Centos and remove all option to access the server root?

I have build a application on centos.. and create a customized CentOS DVD ISO.. right now application will be accessible only in the port 80 using the IP asked at the time of installation of the OS... ...
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0answers
38 views

Made changes to my.cnf and mysqld wont restart - no backup [migrated]

I thought I'd be clever and update my.cnf file to add ft_min_word_len=2 and didn't back it up first. I will never make that mistake again. Luckily, our project is still in production and no harm done. ...
1
vote
1answer
43 views

can't use mail() on nginx but can send mail on console using msmtp

I setup msmtp on my centos 6, i know its working fine because I can send email using bash command: echo -e "Subject: Test Mail\r\n\r\nThis is a test mail" |msmtp --debug --from=default -t ...
1
vote
0answers
25 views

cron job sporadically not running

I have a CentOS 6.6 server with the following packages installed: crontabs-1.10-33.el6.noarch cronie-1.4.4-12.el6.x86_64 cronie-anacron-1.4.4-12.el6.x86_64 kernel-2.6.32-504.3.3.el6.x86_64 ...
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0answers
24 views

There were errors in the zone which have been highlighted below. Please manually correct these errors before trying to edit the zone in WHM [closed]

While I edit the DNS zone to make custom nameservers, I got an error "There were errors in the zone which have been highlighted below. Please manually correct these errors before trying to edit the ...
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0answers
50 views

CentOS DHCP server supporting multiple subnets on a single NIC

I understand that what I am asking has been asked a million times already. I think I have read just about every post I can find on the subject yet I still cannot get this to work. I have a DHCP ...