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.

learn more… | top users | synonyms

0
votes
0answers
12 views

Mounting Google Compute persistent disk at boot

I have a new google compute engine instance running CentOS6 with two persistent storage volumes attached. I have followed the instructions here: https://cloud.google.com/compute/docs/disks/add-...
0
votes
0answers
34 views

Where to edit web root 'public_html' in CentOS httpd apache? [on hold]

I have a VPS server with CentOS 6.8 and apache installed as 'httpd' through installing Vesta. Now my website automatically shows index.html in the /home/admin/web/myurl.com/public_html/ folder. But I ...
0
votes
1answer
12 views

Centos 6 Require Password to Enable NIC

We are using a dedicated NIC as a port forward target to allow support access to port 22 on a CentOS 6 machine. I would like to prevent the NIC from being enabled without a password. I know I could ...
0
votes
2answers
31 views

How to pass variables from one vm to another vm using bash script

What is the proper way to pass variable from one machine to another machine via bash script? In the below code I am trying to get the input from user and want to pass the same to remote machine, but ...
0
votes
1answer
11 views

Couchbase can not access web console

I am running a Vagrant machine on Windows 10 using CentOS 6.7 and have installed Couchbase. For some reason I can not access the couchbase admin from the browser. When testing with telnet 192.168.56....
0
votes
1answer
19 views

Rsyslog not capturing Remote log

I am on the way to configure LogAnalyzer with Rsyslog server. I am all done with HTTP configuration. but my loganalyzer is only logging logs from localhost. I am little bit confused that where to ...
-1
votes
2answers
12 views

Apache SSL not working in Centos 6.5

I have a simple LAMP stack with httpd/Apache installed on Centos 6.5. I've set my vhost up in /etc/httpd/sites-available/acute.conf like so: <VirtualHost *:80> ServerName acutemedical.co ...
0
votes
0answers
58 views

CentOS 6.7 can not install php-pecl-memcached module

I have a Vagrant box using CentOS 6.7 with PHP 5.6 and Apache 2.4. I have installed the memcached server, checked if it runs echo stats | nc localhost 11211 but when trying to install the Memcached ...
-1
votes
0answers
23 views

php mail() function taking too much time to execute on centos6 server [migrated]

I have written a small code to check the speed of my server. BUt it takes almost 60 seconds to finish execution. <?php $start=time(); $to = "test@gmail.com"; $subject = "This ...
1
vote
0answers
13 views

rpm --prefix may only be used when installing new packages [closed]

I uninstalled a package using rmp -e package name. Reason to uninstall was that I was given directive to install the package in different directory. Uninstall was successful I didn't see any error. ...
-2
votes
0answers
17 views

Virtualmin backup files owner

this question is also posted to virtualmin forum but with no answer. https://www.virtualmin.com/node/41185 I have schedule backup every night in my server and works just fine. I want after the backup ...
-2
votes
0answers
24 views

centos6 GLIBC_2.14 not found

I'm running CentOS6 and a few programs that I'm trying to run like sinusbot and rust server keep giving me this error GLIBC_2.14 and GLIBC_2.15 Also forgot to mention I already have glibc installed ...
0
votes
2answers
41 views

Nginx wordpress cannot upload files on CentOS 6.8

I kept getting this error when I upload a photo to my site. Unable to create directory wp-content/uploads/2016/06 The configures are like this . For /etc/nginx/conf.d/default.conf server { ...
1
vote
2answers
99 views

SSSD Kerberos AD Centos troubleshooting

I followed the Configuration 3 from the RedHat AD integration (https://access.redhat.com/sites/default/files/attachments/rhel-ad-integration-deployment-guidelines-v1.5.pdf); but I am stuck. I am on ...
0
votes
1answer
26 views

no listening sockets available while starting httpd

Our server is configured with an internal IP. Then in the firewall, the admins mapped a valid IP address (2.X.Y.Z). So, the ipconfig command shows eth1 Link encap:Ethernet HWaddr 00:E0:61:36:D5:...
0
votes
0answers
66 views

Out of memory: The process “mysqld” was terminated because the system is low on memory

I got this email alert today, with the following information: Process Name mysqld Event Time Tuesday, June 14, 2016 at 11:09:42 PM UTC PID 1820 Process UID 498 Process Username mysql ...
0
votes
1answer
36 views

TLSv1.0 on Apache 2.2 disabled but still showing active in tests

I'm experiencing something odd on our Load Balancer, I've specifically disabled TLSv1 but using the Qualsys SSL Labs test, it's indicating that TLSv1 is still active. For the next little while until ...
0
votes
0answers
22 views

vnstat and dstat report different totals

I'm trying to monitor bandwidth going through one of my interfaces, and I've discovered that dstat and vnstat both seem to report different rates... vnstat: [root@... ~]# vnstat -i eth8 -l ...
3
votes
2answers
68 views

How to avoid VMWare stunning a client during imaging with Veeam

Recently our MySQL server has been "going away" (ie. the client connection drops out). After weeks of trying different things (like adjusting packet size), we've discovered that it's our Veeam imaging ...
-2
votes
1answer
70 views

CentOS 6.8 Stuck at Starting atd [ OK ] [closed]

My VM CentOS 6.8 is stuck with the message Starting atd: [ OK ] and won't continue to the login screen. But I can still access it via ssh. I tried searching for the log files and changing some ...
0
votes
0answers
22 views

Trying to install virtualenvwrapper in CentOS 6.7 and figuring out pip, setuptools, virtualenv

I'm trying to set up my server that has CentOs 6.7 installed (take a look last line of this question.) I just followed this guide an installed python2.7.11 and python3.4.3. To install ...
0
votes
1answer
47 views

CentOS6 box: yum remove Percona-Server-shared-51 dependencies

I want to install Percona 5.7, but when I run the relevant yum command it tells me that 57 clashes with Percona-Server-shared-51. I don't really know why I even have that installed, since I also have ...
0
votes
0answers
33 views

Troubleshoot NFS mount not working after reboot

I created a mountpoint and an entry in the fstab nas:/server1 /nas/server1 nfs rw,_netdev 0 0 This should try to mount the nfs during startup; but it might fail. That is ...
-1
votes
0answers
34 views

Nginx 502 Error Even after changing configurations

Server Specs: Processor: 2x Intel® Xeon® Processor E5-2630 v3 (20M Cache, 2.40 GHz) Ram: DDR4 ECC 1866 MHz Disk: 2x 480GB SSD (Raid 1) Network: 1GbPS Down / 500MbPS up Server Setup: Main OS: ...
0
votes
1answer
67 views

CentOS6.X: letsencrypt, cronjob and wrong “pip version”

I'm trying to write a script which will update the letsencrypt cert automatically via cronjob on up-to-date CentOS6.x. To do that I wrote have following script: #!/bin/sh # # get newest "Let's ...
2
votes
2answers
61 views

Installing Mellanox ConnectX-2 10gbe PCIe Card on Centos 6

I just installed a Mellanox ConnectX-2 10gbe PCIe x8 Card into my server running CentOS 6.7. On boot, dmesg shows the mlx4_core driver being loaded automatically however I see no eth1 device ...
0
votes
1answer
91 views

How to troubleshoot high load caused by php7

We upgraded to php7 (this was only change in server), this is causing high load on CPU. Cacti graph sar output 04:40:01 AM CPU %user %nice %system %iowait %steal %idle ...
0
votes
0answers
32 views

Solr 4.10 (Tomcat 6) on CentOS 6.7 throws 404 errors

I installed Tomcat 6 enabled port 8181 on a VPS and I am able to see the welcome page when I visit mydomain:8181. I then installed Solr using the tutorial here. When I visit mydomain:8181/solr i get a ...
-1
votes
2answers
60 views

How can I determine which network adapter is SFP+ in CentOS?

I have a server which has an SFP+ module. We are going to utilize this to get 10gb speeds. I have adapters em1, em2, em3, em4. How can I determine which adapter is the SFP+ adapter in Centos 6.5?
1
vote
0answers
15 views

Using tmpwatch in conjunction with ClamAV

I would like to use tmpwatch to regularly clear out old unused files that build up in our /tmp directory. I'd prefer to use the default tmpwatch settings where files in /tmp are deleted only if they ...
1
vote
2answers
41 views

iptables nat same port, multiple providers

my configuration: # ip route sh zzz.zzz.zzz.0/24 dev eth3 proto kernel scope link src zzz.zzz.zzz.1 yyy.yyy.yyy.0/24 dev eth1 proto kernel scope link src yyy.yyy.yyy.146 xxx.xxx.xx8.0/23 dev ...
0
votes
0answers
18 views

Centos 6 nss-pam-ldapd delay?

I have configured Centos with nss-pam-ldapd and seems to work fine. ( I can login with my AD credentioals). Except there seems to be a delay of about 20-30 seconds before I can log in. I also set-up ...
0
votes
2answers
45 views

CentOS 6.7 vm static external IP setup issue

I have a new vm setup and have it setup like my CentOS 5.5 vm on OSX. It is a strange setup since we used Comcast Gateway as the router, and I really don't want to change that since we're using Mac, ...
0
votes
0answers
16 views

mount logical volume fails

I have a shared storage I made on a fresh OS installation (CentOS 6.7), now I'm getting the following error when I try to mount the volume. List of logical volumes. lvdisplay gives the following this ...
0
votes
1answer
26 views

Configure RAID1 to boot from other disk if first one fails

I have Centos 6.7 running on 2 SSD disk in RAID1. The boot loader is installed only on /dev/sdb so in case it fails I won't be able to boot the system from /dev/sda Is there a safe way to ...
0
votes
1answer
37 views

“nfsd peername failed” but NFSv4 service functions

My current setup: 2 NFS servers sharing the same directory with identical content, 1 keepalived server as SLB (or rather for failover in this scenario), and 1 NFSv4 client mounting through VIP. All ...
-1
votes
2answers
43 views

linux file permission got a ending . dot and webserver denied access

I have got a issue that I never have seen before. A lot of my files and folders have changed file permission to a persiion ending whit a dot filesystem is /dev/md3 /var ext4 defaults -...
0
votes
0answers
15 views

Webserver failed after restart

I run my web server in AWS on Centos 6.3 version. Recently I had a restart, After then,No response from a web server when I pinged. I have already allowed HTTP port open. Still I don't get a response. ...
0
votes
1answer
341 views

CentOS 6 - libc.so.6(GLIBC_2.14)(64bit) is needed by

I running a web-server with CentOS6 for 5 years without problems and it suddenly started throwing errors on yum update. This is the output of yum update: libc.so.6(GLIBC_2.14)(64bit) is needed by ...
1
vote
2answers
127 views

dependencies issue while doing yum update

When i tried to do yum update , got problem, Can you please let me know where is issue? [~]# yum update --skip-broken Loaded plugins: fastestmirror Setting up Update Process Determining fastest ...
1
vote
1answer
114 views

Changing the IP of a vSphere guest VM using Ansible

I want to deploy a VM from a template on vSphere and change the new instance IP via Ansible (2.x). I've managed to clone the template with vsphere_guest module but I didn't find a way to change the IP ...
0
votes
1answer
18 views

Disabling syslogd messages

As I am working with the terminal, I see a lot of messages every some seconds saying that Message from syslogd@compute-0-0 at Jul 24 18:38:57 ... kernel:[ 723.595032] [Hardware Error]: ...
-1
votes
1answer
43 views

Not within allowed paths: /usr/bin/gpg / CentOS 6

Trying to use the PHP filter_var function, but am getting the following in the error_log when it executes: [Wed May 11 10:56:22 2016] [warn] [client 24.69.156.92] mod_fcgid: stderr: PHP Warning: ...
0
votes
1answer
55 views

Disable internal Intel X710 LLDP agent

We do special hardware configurations that require the heavy use of LLDP. We have a few new racks of servers that all use the Intel X710 10Gb network card. LLDP suddenly stopped working. Our ...
0
votes
1answer
58 views

Installing GD Library on Centos 6.7 and PHP 5.4

Versions: centos-release-6-7.el6.centos.12.3.x86_64 PHP 5.4.45 Installed GD using yum: $ yum install php54w-gd Installed: php54w-gd.x86_64 0:5.4.45-2.w6 Restarted: $ service httpd ...
0
votes
1answer
113 views

Mysql conflicts on Centos 6.7

I am trying trying to install RMySQL on Centos 6.7 however I am not very experienced with server stuff so bear with me. I use this command sudo yum install mysql-devel However I keep getting the ...
0
votes
0answers
20 views

CentOS printing to remote printer succeeds only partially

I've got an odd problem that has me stumped. I have two computers: a server colocated at a local ISP and a workstation, located at my home. Both machines are running CentOS 6.7 and are up to date ...
0
votes
1answer
34 views

A Website in my Centos 6 server is picking incorrect PHP version

I have a CentOS 6 server that has PHP 5.6.20 installed: # php -v PHP 5.6.20 (cli) (built: Apr 2 2016 08:28:23) Copyright (c) 1997-2016 The PHP Group Zend Engine v2.6.0, Copyright (c) 1998-2016 Zend ...
0
votes
0answers
24 views

Connecting Solaris 11 to 389 server for authenthication

We have setup a 389 server on Centos 6.7. Confiuring other Linux systems to authenticate with 389 server was straight forward and LDAP users are able to ssh into the Linux servers. However we are ...
0
votes
1answer
25 views

Using Apache web server for downloading a file

On a Centos-6 machine, I setup Apache web server and the default folder is /var/www/html. In the presence of an empty index.html, by entering the machine's IP address into the browser, I see the blank ...