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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-3
votes
1answer
16 views

SFTP - Create a hierarchy of users to control access

I would like to create two levels of users to restrict SFTP access: "parent" users, and "child" users. I need the parent users to be able to access all the directories owned by the children, but the ...
-1
votes
0answers
17 views

Installed codec not working ffmpeg [on hold]

I have ffmpeg installed on my server, I can trancode mp4 and it works great. However, I have installed the Theora codec as it explains here, ...
0
votes
0answers
9 views

CentOS-6-x86_64-GenericCloud Credentials

I have downloaded a CentOS-6-x86_64-GenericCloud-20141129_01.qcow2 image from http://cloud.centos.org/centos/6/images/ While using the above image in the openstack, I need the SSH credentials to ...
1
vote
1answer
26 views

Special characters in mysql password using mysqldump

I have the following ssh script: #Here I am getting the mysql password for the root user password=$(cat /root/.my.cnf | grep "password" | awk -F\" '{print $2}') #here I am trying to dump the ...
0
votes
0answers
26 views

CentOS 6: Apache 2.4 drop-in replacement for Apache 2.2 via yum?

I've a CentOS 6.6 installation with the stock Apache 2.2 package. I need to upgrade it to Apache 2.4, but I want a true drop-in replacement for the installed package, not something that goes into /opt ...
2
votes
0answers
49 views
+50

How to emulate union mount behaviour with LVM in CentOS?

In short, I want to create a system restore image. My idea with AUFS is like the image below Now, as I require this mount setup at boot-time, I don't think I can do it with fuse and will require AUFS ...
-1
votes
0answers
13 views

subdomain don't resolve on VPS + PLESK [on hold]

I have registered a domain on a different company than my server Host the DNSs are by default DNSs and I have set the IP on the domain registrar panel to point the VPS server. Now the main domain ...
0
votes
2answers
35 views

Nginx - 2 https servers on same public ip [duplicate]

I currently have several regular http servers and 1 https server. I would like to add another https server with the same public ip. I have something similar to server { listen 443 ssl; ...
-2
votes
0answers
12 views

Centos 6 PostgreSQL - Cannot even initialise da [closed]

I have a server with CentOS 6. I installed on it postgreSQL 9.4, but didn't tell my mate and he installed 8.4 which included in CentOS by default. So we removed (service remove postgresql) both of ...
0
votes
1answer
27 views

Hudson GUI cannot run a job with same command that runs fine from the shell

I get this error while trying to run a job in hudson here is the log Started by user anonymous [workspace] $ /bin/bash -x /tmp/hudson3189813701500418318.sh + date Thu Feb 19 17:02:03 EST 2015 + fab ...
0
votes
1answer
19 views

Mail delivery hindered by alias?

Account info exists for receiving email. However, all mail sent to info is delivered to root. It looks to me this is because the following aliases exist (as shown by praliases): info: postmaster ...
0
votes
0answers
29 views

how to have one role deploy different files per hosts in ansible [duplicate]

I have a role in ansible but and want to use the copy module in ansible to copy the specific files for specific hosts. Not exactly but pretty same scenario .../roles/serverfiles/tasks/main.yml # ...
0
votes
1answer
10 views

Change default user configuration file location [on hold]

If possible, how can I change the default location the system looks to for files such as: .bashrc .bash_history .bash_profile .cshrc .hushlogin .tcshrc I run Plesk and the default user home ...
3
votes
1answer
46 views

NGINX orphans a semaphore on restart (4294967295)

Every time NGINX is restarted, two semaphore arrays are left behind. Given semaphores are a limited, shared resource--the server is constantly careening, albeit slowly, towards a quota limit failure. ...
0
votes
1answer
50 views

How do i print the current hostname of a host in ansible

I wrote a role to edit the motd when user log into the machine, but i want to personalize the motd to print the hostname of the machine What vriable do i use? or how do i do this? template? how? I ...
-3
votes
1answer
106 views

Redis installation on centos 6.5

I am trying to install Redis on centos 6.5 (x64) with following line: yum install redis But I am getting following screen: [root@NodeJs ~]# yum install redis Loaded plugins: fastestmirror Setting ...
0
votes
1answer
45 views

Apache automatically stops each sunday. Why?

Every sunday at 3 Apache restarts. Problem is: there is a ceritificate on the server with an encrypted private key. Being the password not provided during automatic restart, apache stops and all my ...
0
votes
1answer
54 views

CentOS startup script command not found

Trying to start bitcoind on CentOS 6, but just getting command not found errors. #!/bin/bash # # bitcoind The bitcoin core server. # # # chkconfig: 345 80 20 # description: bitcoind # processname: ...
0
votes
0answers
25 views

pam_mount not working when logging in from ssh or console

okay so i configured pam_mount on my centos 6 machine as i did on my centos 7 and 5 machines. But when i login locally or via ssh, pam_mount can't mount my home dir. when i login with a local user, ...
0
votes
1answer
27 views

Postfix/OpenDKIM not signing PHP sent emails

We installed SPF, DKIM, and DMARC records for email security/verifiability. When sending through the console or a mail client like Outlook or Mac's Mail it processes fully and has all three pass. ...
0
votes
1answer
57 views

LDAP users can't ssh

When I ssh to my CentOS 6 server with root account, everything is working fine. But when I try with an LDAP user, I get permission denied. I tried logging in with root, and then su to a LDAP user, to ...
0
votes
0answers
15 views

netstat output without PID

I just stumbled across this issue with the netstat output on my server, There are a couple of ports which are listening, but do not have a PID attached to it. I want to make sure they are not ...
-1
votes
0answers
43 views

Installing MySQL in Cent OS 6.6 Final

I removed/ uninstalled MySQL version 5.5.40 from my VPS and want to install the latest version of MySQL but when I run the following command: sudo yum install mysql-server mysql I get the following ...
0
votes
1answer
64 views

Error while installing php-imap on CentOS 6.6

I'm trying to install php-imap on CentOS 6.6 yum install php-imap But I'm getting this error: Error: Package: php-common-5.3.29-4.w5.x86_64 (webtatic) Requires: libcurl.so.3()(64bit) ...
1
vote
0answers
15 views

Rollout approach for centOS/RHEL linux servers to achieve centralised authentication through AD

We have 3 environments testing develop and production each having more than 40 Linux servers. Need to establish centralized authentication through AD for all these environment. Which is the best ...
-1
votes
1answer
66 views

assign Second IP in ESXi 5.5 host Centos 6.6

Hello i have just installed CenOSs 6.6 on ESXi 5.5 and I have eth0 working fine. I have internet access and I want to assign a second IP in CentOS. So purchased another ip from oneprovider.com and ...
0
votes
3answers
52 views

How can I recover httpd.conf file? [closed]

I am using CENTos 6.6. I accidentally removed the httpd.conf file. Now, apache is running but if I restart it, It will crash. How can I recover httpd.conf file?
0
votes
0answers
33 views

Apache 2.2 - many READ state requests - but this is not slowloris attack

I have problem with Apache and slow read request (see pic). This is not slowloris - we have mod_antiloris. On this server one from many domains have thousands request in minute (some mobile app check ...
0
votes
1answer
47 views

sudo and --ask-sudo-pass on CentOS 6.6

I'm running command: [kamil@server.com ]# ansible example.com -a "sudo id" --ask-sudo-pass sudo password: example.com | FAILED >> { "failed": true, "msg": "[sudo] password for kamil: ...
3
votes
1answer
41 views

What is fastest way to copy a sparse file? What method results in the smallest file?

BACKGROUND: I'm copying a sparse qcow2 VM image that is 200GB in size, but has 16GB of allocated blocks. I've tried various methods to copy this sparse file within the same server and have some ...
0
votes
1answer
30 views

Give SFTP users and Apache write permissions on same folders

I have a centos6 web server where developers also upload by connecting through SFTP. So, to give developer login write permissions, I have change /var/www user to that user. My current permissions ...
0
votes
0answers
16 views

udev attribute cannot be set on boot

I'm setting up SR-IOV for my Intel I350 igb on CentOS 6.6 (2.6.32-504.el6.x86_64, udev 147) using udev. I have modified a rule I used in CentOS 7 (3.10.0-123.el7.x86_64, udev 208). When I do "udevadm ...
3
votes
1answer
210 views

Sendmail is not listening to any port

I am using VPS hosting with CentOS 6. I've installed Sendmail, but it's not listening to any port. I've checked, IPTables is disabled (or stopped I guess; service iptables status command returns ...
0
votes
2answers
38 views

How do I make KVM images with LVM partitioning be thinly provisioned with a max growth size?

BACKGROUND: Up to now, I have been provisioning VMs as follows: Create template/gold VM: Create new CentOS 6.6 VM with raw 200GB disk (1 .xml file, 1 .img file) LVM partitioning with: /boot, swap, ...
-5
votes
1answer
28 views

How to turn on ls -l headers? [closed]

How do I turn on the labels for ls -l? -rw------- 1 root root 0 Jan 2 2014 php_logging.log The first is permissions but root root confuses me. One is the username of the owner ...
0
votes
0answers
28 views

Can't connect to MySQL server on '127.0.0.1' (110)

I'm randomly getting a 110 error when connecting to a local mysql instance ( -h 127.0.0.1 ). Checking perror I see that it's a timeout: # perror 110 OS error code 110: Connection timed out The ...
1
vote
1answer
42 views

SELinux Permissive enabled; httpd error reporting

I kept getting the following notice in apache /var/log/messages and many others same messages : kernel: type=1400 audit(1422862414.790:3222): avc: denied { getattr } for pid=2484 comm="deliver" ...
0
votes
1answer
60 views

apache servers not sending data after glibc update

I have an apache download server that I recently performed a botched install of a new version of glibc on, and now I only get 'no data received' when attempting to retrieve files. Server version: ...
0
votes
1answer
22 views

550 error after setting permissions on folder [on hold]

I'm running a Centos6 VPS with Plesk 11. I am unable to access a folder using FTP after changing the permissions to 666 using chmod. I can create the folder using SSH and can then enter the folder by ...
0
votes
2answers
27 views

Eucalyptus can't find ssl certs

I've installed eucalyptus-cloud, -cc, -sc, -walrus on a single computer to test it, with the intent to install node controllers on my other servers. When I start eucalyptus-nc it outputs Cannot find ...
-1
votes
0answers
18 views

stuck on getting ssl to work on vps with centos 6 and plesk [on hold]

I ordered an ssl certicate and installed it via plesk on the vps. the private key and certificate are in txt format which i pasted in the fields in plesk. I've 2 domains hosted on the vps on 1 ip, i ...
0
votes
0answers
59 views

MySQL suddenly 'crashed' but not stopped, mysqld_safe 100% cpu on CentOS 6

Suddenly, today i see the website down. Checking the cpu with "top" in command, i found the mysqld_Safe at the top using all of the cpu. After some google i found some different solutions, i made a ...
-3
votes
1answer
44 views

Does HDD Speed matter on Unix after boot? [closed]

I am configuring a mysql / webserver (2X 3.4Ghz 6 core, 96GB RAM) and waiting for the SSD drives to get here and wondered if I would really notice any difference in performance having the OS on the ...
0
votes
0answers
85 views

CentOS 6.6 - Additional public IP through aliasing in VM with bridged network

The scenario: A CentOS 6.6 virtual machine with a working public IP assigned to its eth0 via bridged networking (details about the setup below). The problem: I would like to add an additional public ...
0
votes
0answers
16 views

What problems arise if user-space drbd is older than the kernel module?

Since more than five years I am using XEN in a productive environment. My constellation: SLES11 (included: OpenSource XEN 4.x), DRBD 8.3 in primary/secondary mode. Now I would have loved to go away ...
0
votes
1answer
81 views

CentOS 6 phpMyAdmin access denied [closed]

I am having issues setting up my VPS with phpMyAdmin. My error message: Forbidden You don't have permission to access /phpMyAdmin/ on this server. My phpMyAdmin config: # phpMyAdmin - Web ...
0
votes
1answer
265 views

NFS Client Issue on CentOS 6: rpcbind not listening on port 111

I'm trying to setup a NFS client on a new CentOS 6.6 server to an existing NFS server and am having problems that I cannot figure out. When starting rpcbind/nfs I get: # /etc/init.d/rpcbind start # ...
0
votes
1answer
39 views

Is there a well-known port for logstash-forwarder?

I'm setting up a few logstash-forwarder agents which will send logs to a central Logstash server, and need to choose a port for Logstash to listen on. After doing some searching, there doesn't seem to ...
-1
votes
3answers
55 views

Error: Nothing to do trying to install local RPM

I'm trying to install this RPM locally via yum and am greeted with just a "Error: Nothing to do" message. Full stdout Loaded plugins: fastestmirror, priorities Setting up Install Process Examining ...
0
votes
0answers
245 views

CentOS 6.6 kickstart failing suddenly when including the 'updates' repo

Suddenly this week my CentOS 6.6 kickstart is failing with: A fatal error occurred when installing the <rpm.hdr object at 0x4981cd0> package. This could indicate errors when reading the ...