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
10 views

adduser userdel uid not incrementing causing unexpected file ownership

I'm a little surprised at the following output [root@localhost ~]# adduser a [root@localhost ~]# id a uid=507(a) gid=507(a) groups=507(a) [root@localhost ~]# su a [a@localhost root]$ echo 1 > /...
1
vote
0answers
16 views

Linux's dynamic loader.ld-linux.so.2 - Not Found

Got a complaint from one of our customer saying that they were unable to ssh into our CentOS 32 bit system. On console, even 'ls' was not possible. The reason being : /bin/ls: /lib/ld-linux.so.2: ...
0
votes
1answer
20 views

Upgrading curl on centos 6: libcurl-7.50 requires libnghttp2

I am trying to upgrade curl but keep on getting this error: Package: libcurl-7.50.0-1.1.cf.rhel6.x86_64 (CityFan) Requires: libnghttp2.so.14()(64bit) I am not sure how to get this ...
-1
votes
0answers
7 views

Issue installing Virtual box guest addition [on hold]

I am running into a issue trying to install Oracle Virtual box guest addition on centos 6.8. I am using oracle virtual box 5.1.2. Running into following error trying to run Virtual Box guest addition ...
0
votes
0answers
7 views

Pydio update from 6.0.8 to 6.4.1 no logon box afterwards on EL6

I tried asking on the pydio forum, and haven't gotten much help. I'm using the FLOSS / community version. I'll copy in what I've done, and more since my post there: https://pydio.com/forum/f/topic/...
-1
votes
1answer
25 views

completely remove phpmyadmin centos

I removed phpmyadmin on my CentOS server by typing yum erase phpmyadmin Then I checked if it's still in the server by locate and it displayed this: /etc/httpd/conf.d/phpmyadmin.conf /usr/share/...
0
votes
0answers
11 views

PHP_FPM port no changes after service php-fpm restart on server

I have 2-3 websites running on Nginx PHP-FPM configuration on a server. I have assigned a unique port to each website in Nginx and Php-fpm configuration as below. In Nginx Vhost conf : location ~ \....
0
votes
1answer
12 views

IPMI View Display Hangs Installing CentOS 6.5

I have a CentOS 6.5 iso image that I've attached to IPMI View via Virtual Media. I'm in the KVM console. I boot the system. I select "Install or Upgrade." I next select "Skip Media Test." I then get ...
0
votes
2answers
30 views

Disable RC4 cipher for Apache 2.2

I'm currently running Apache 2.2 on a Centos 6.7 machine. I need to disable the usage of the RC4 cipher under openSSL. Here is my current SSL config: SSL Protocol support: # List the enable protocol ...
0
votes
0answers
13 views

I have setup lighttpd with mod_h264_streaming but it fails

I have setup lighttpd with fast-cgi and for streaming I want to use mod_h264_streaming. I have installed plugin and lighttpd but at the end when I restart lightted it throw error. Starting lighttpd: ...
0
votes
0answers
10 views

How to *really* override redis configuration

I've got a Centos installation with a global redis configuration at /etc/redis.conf. Now, I want to create a configuration that will inherit from that config, overriding only some of the settings. I ...
1
vote
0answers
8 views

http/2 on Centos 6.8 [closed]

Trying to install http/2 on Centos 6.8 with cPanel/WHM. Got docs from this site but stuck. https://personal.slacker.cc/2016/01/20/http2-in-whm-why-not/ root@server [~/nghttp2-1.13.0]# cd /var/cpanel/...
0
votes
0answers
6 views

How to update OpenVZ server completely [closed]

I am trying to update my OpenVZ server from older version to newer version. I would like to know the explained procedure in updating OpenVZ server including the commands performed.
0
votes
0answers
10 views

ERROR 2002 (HY000) … mysql.sock

Mysql Version :: 5.0.51b OS Version :: CentOS 6.4 Error : ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/opt/lampp/var/mysql/mysql.sock' (2) I got this error in live ...
0
votes
1answer
30 views

Possible DDoS (not sure). Cannot trace with netstat

I have a KVM node I'm running with only 7 VM instances. When GigE uplink port is enabled, server connection goes crazy hitting over 300MBps somehow. I cannot trace which IP is possibly being attacked, ...
-1
votes
0answers
21 views

Unable to elinks or Ping sites after starting IPtables service

Good day! I hope you can help me. I know how to add basic iptable rules but I don't know how to add rules for the following setup. Below are my host details: HOST01 - with Squid(port 3128) for ...
0
votes
0answers
10 views

find out how a process being started automatically

I am running a NodeJs project using PM2 process manager. I start process using below command pm2 start app.js --name="a-name" app.js simply includes code for creating an HTTP server on port 9191. ...
0
votes
0answers
31 views

Crontab is not working. How do I troubleshoot it? [duplicate]

Fixed by removing SHELL="/sbin/nologin" line. Crons are being called, as Logwatch report indicates. But nothing is actually executing. Neither cURL nor php -q Here's my crontab -u user -l : root@...
31
votes
2answers
2k views

How to allow ssh to root user only from the local network?

I've installed Google-Authenticator on a CentOS 6.5 machine and configured certain users to provide OTP. While editing /etc/ssh/sshd_config I saw a directive "PermitRootLogin" which is commented out ...
0
votes
1answer
16 views

testsaslauthd on openLDAP centos worked for first time but failed after that

testsaslauthd only works for first time after i edited the file /etc/saslauthd.conf and restarted openLDAP when i run it the second time, it is showing authentication failed. When i reedited the file ...
0
votes
0answers
10 views

How to limit number logins with su using pam_limits

I have configured the /etc/security/limits.conf to have the below line: testuser hard maxlogins 1 I have tried to ssh to the system from that user, and its blocked me the second time... ...
0
votes
1answer
17 views

Is it ok to remove kernel-debug* on a production system if it's preventing upgrades? KVM template: /boot does not have enough space

So there are legacy CentOS 6.x VPS templates on a very good host which are "stuck" with a 100mb /boot partition. Unfortunately since it was spawned ~4 years ago, one of our servers falls into this ...
0
votes
1answer
25 views

How to create a CentOS mirror from an old point release?

I want to create a private mirror for CentOS 6.6. Is there any mirror supporting rsync that provides an old point release? I do know that CentOS does not recommend sticking to a point release. This ...
0
votes
1answer
18 views

AWS EC2 DNS not responding to Rails app deployment on CentOS 6 with capistrano

I'm attempting to deploy a small rails app w/ sqlite3 to a micro AWS EC2 CentOS 6 instance using capistrano (after not having much success with nginx & passenger). I follow this site to deploy my ...
0
votes
0answers
3 views

Sort, right-click context menu, on linux vnc desktop [migrated]

I use Open in Terminal lot of times. On right-clicking VNC desktop, more often, create folder is clicked. To avoid that I wish to have Open in Terminal on top of menu or remove Create ... options ...
0
votes
1answer
18 views

Error establishing a database connection on wordpress new installation

I am running Apache on CentOS release 6.8 on a vps and am trying to install wordpress. I editied the wp-config with the correct credentials to the database. Those same credentials work in phpmyadmin ...
0
votes
1answer
27 views

Ssh + ldap not asking for private/public key

I have fully configured a LDAP server which works perfectly for authenticating users across my multiple nodes. I wanted to add an extra layer of security with the usual two factor public private key. ...
-3
votes
1answer
25 views

Daily logrotate doesn't keep the old logs

On a CentOS 6.x I created a simple service called logtraffic which, when started, appends the output of a tcpdump command to a log file at /var/log/logtraffic/logtraffic.log. I want to achieve the ...
0
votes
1answer
31 views

How to install gems for non-default Ruby with Puppet?

The ruby included with RedHat/CentOS-6 is of version 1.8.7, which is too old for many applications. Though simply updating it with a custom-built RPM is possible, my colleagues shy away from the idea ...
1
vote
1answer
40 views

Best manner to access files in S3 Bucket from EC2 instance

I have tried several packages (goofys, s3fs, fuse) and have not been able to find a solution to my problem. I have an S3 Bucket with several thousand files currently in it and will continue to grow. ...
0
votes
0answers
23 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
1answer
14 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
48 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
12 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
21 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
21 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
126 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
vote
0answers
27 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. ...
0
votes
2answers
54 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
130 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
30 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
109 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
61 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
29 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
81 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
96 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
30 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
75 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
50 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 ...
0
votes
1answer
238 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 ...