Questions tagged [centos-6]
CentOS is an abbreviation for Community Enterprise Operating System that aims to be compatible with its upstream source, Red Hat Enterprise Linux. CentOS 6 is the 6th major version of CentOS, which was released on July 10th, 2011.
129
questions with no upvoted or accepted answers
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Setup default PHP version in Plesk 12
I've just setup a Plesk 12 CentOS6 vServer. I installed some PHP-versions like 5.4, 5.5 and 5.6. The customers can change the running PHP version in the interface. All is working fine, but I have one ...
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0
answers
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Protocol Error when writing to vbox shared folder
So to begin I am running a server where a vbox vm is running that has a shared folder mounted to transfer items in and out of the vm. This shared folder goes to multiple vms on the server. Recently ...
- 131
3
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0
answers
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docker-machine behind corporate proxy
I've installed Machine (Docker tool), and I'm trying to learn how to use it by following the user guide. I'm running centOS 6.6
As I am working behind a company proxy, I exported some environnement ...
3
votes
1
answer
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How to start icewm?
I installed icewm 1.2.13. Metacity is my default window manager. Usually, to replace window manager --replace option is used, e.g metacity --replace. But my version of icewm does not have this option. ...
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3
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0
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516
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ffmpeg subtitle not visible
I'm using ffmpeg static. I have to two servers. When i encode at the first server, subtitle works; but it does not work at the second server.
I installed fontconfig, fontconfig-devel, freetype, ...
user183129
3
votes
1
answer
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Wicd set up on centos
I am having difficulties with wicd on start up on CentOS 6. When it starts up it complains that it cannot connect to the DBus and that the daemon has shut down. When I check the log file there is ...
- 365
3
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0
answers
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Is my CentOS library multiarch? And what does that mean?
On CentOS release 6.4, I am trying to run a binary. However, it gives the following complaint:
(...) requires "/lib/libuuid.so.1" to function.
From a quick search, I can see that the only similar ...
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3
votes
0
answers
491
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How to multiseat with HW 3d accel on CentOS 6.3 Final?
I would like to setup a multiseat configuration on CentOS 6.3 (two video cards, two keyboards, two mice, two monitors) and have hardware accelerated 3D on both monitors.
3D HW acceleration rules out ...
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3
votes
1
answer
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Procedure for LUN assigning and scanning on LInux server with two HBA card each with two port
Need a brief overview of LUN assigning and scanning on Linux server with fibre channel switch.
On the server there is 2 HBA card installed each with two ports. Below are the few queries:
What are ...
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2
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0
answers
402
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How to configure NFSv4 only server in CentOS 6.10
I am trying to configure NFSv4 only server in CentOS 6.10
I've disabled NFS v2 and v3 using this conf file /etc/sysconfig/nfs
MOUNTD_NFS_V2="no"
MOUNTD_NFS_V3="no"
RPCNFSDARGS="-N 2 -N 3"
I followed ...
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2
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1
answer
266
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Making SSH connection to Centos 6.5 VM takes ages
I installed Centos 6.5 in a Virtual Box VM. Everything works smooth, except for SSH logins. It takes ages for the command prompt to display.
With some verbosity added:
debug2: kex_derive_keys
debug2:...
- 153
2
votes
1
answer
991
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how to run as a nobody account?
I'm currently using CentOS 6 on a VPS (openVZ).
I just created a user stunnel_user and group stunnel_grp to run stunnel on some nobody:nogroup.
I changed the shell of the stunnel_user to /sbin/...
- 121
2
votes
0
answers
901
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403 Forbiden on Apache (CentOS) Server
These are my VM setup:
HOST: windows 7 ultimate 32bit
GUEST: CentOs 6.3 i386
Virtualization soft: Oracle virtualBox 4.1.22
Networking: NAT -> (PORT FORWARD: HOST:8080 => GUEST:80)
Shared Folder:...
- 181
2
votes
1
answer
4k
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ffmpeg headers not found while configuring ffmpeg-php
I am configuring ffmpeg-php in a cpanel installed centos 6.8 server.
I was able to successfully install all necessary packages that were required to install ffmpeg.
Also I had successfully converted ...
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1
vote
0
answers
1k
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Start tcpdump with script on system start
I'm trying to run a script on startup that runs the tcpdump command on Centos 7 and Centos 6.
The aim is to start a rolling pcap when the system starts.
I've tried using a cron with @reboot, but it ...
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1
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0
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422
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PV is greater than /dev/sda2
I'm receiving below error. seems like while increase the PV size, I have increased greater than /dev/sda2.Because of which my root filesystem is corrupted and cannot boot. Also while booting my root ...
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1
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2
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629
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Paprefs for CentOS
Has anyone been successful in installing paprefs on either CentOS 6 or CentOS 7?
I tried to unpack the rpm at https://centos.pkgs.org/7/nux-dextop-x86_64/paprefs-0.9.10-8.el7.nux.x86_64.rpm.html, but ...
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1
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0
answers
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Migration from CentOs6.9 to CentOS 7.x
I have a server machine running on CentOS 6.9 where more than 200 user accounts exist and DNS service and NIS service are working.
What is the best way to migrate this server to a new machine on ...
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1
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0
answers
920
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Docker container with centos 6.6 and c++
I'm trying to create a docker contaienr with CentOS 6.6 and c++:
Step 1/37 : FROM centos:6.6
---> 3d7ac13b921a
Step 2/37 : RUN yum -y update
---> Using cache
---> b41e216c79de
Step 3/37 : ...
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1
vote
0
answers
371
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No TTY Terminal after CENTOS Kernel Upgrade and reboot
have a VPS and recently I installed a new kernel
yum history info
Loaded plugins: fastestmirror
Transaction ID : 17
Begin time : Wed Sep 13 18:52:31 2017
Begin rpmdb : 326:...
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1
vote
1
answer
283
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Auto starting application on boot
I have two applications that I am having trouble with: memcached and supervisord
At the moment each time i reboot the server i need to remember to run
memcached -d -u regularUser
supervisorctl start ...
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1
vote
0
answers
141
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Installing Multicraft on EC2 Instance, phpMyAdmin will not load on browser
I'm following the instructions located at this page.
I'm at step 3 where it says:
You can now login to phpMyAdmin through either yourdomain.com/phpMyAdmin or yourserverIP/phpMyAdmin. Please note that ...
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1
vote
0
answers
409
views
Is "yum update" safe?
CentOS 6.6
I have a production server and a test server. I just tried "yum update" on the latter and everything looked fine. It took 14 minutes. Before I repeat the operation on my critical server, I ...
- 139
1
vote
1
answer
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One user, multiple desktops tigerVNC
I was wondering if there was a way to "share" a user through tigervnc such that if both are logged in, both see their own desktops.
I need something similar to screen in ssh.
I've tried connecting ...
- 133
1
vote
0
answers
54
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How to troubleshoot marketing e-mail inbox rate / deliverability?
After previously using managed ESP's, we've recently switched over to our own server (CentOS 6) that's set up to send bulk e-mails with 12 IPs/SPF/DKIM. Campaigns are processed and sent via Interspire,...
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1
vote
0
answers
52
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CentOS 6 with User Permission (Read at message)
I have create users on CentOS 6 between test1 and test2
so I login on user test1 on ssh and i tried to access home dir of test2
so why it can access? how i can setting for other users can't access ...
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0
answers
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Linux Box Internet Speed
I have encountered a weird problem with my Centos6 Server, currently I have install Centos6.4 on a 64bit support CPU with 8GB of RAM and 500GB HDD. Just went to check on the internet this morning and ...
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2
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cannot connect centos (dell precision) laptop to 2 external monitors (but I can connect to 1 external monitor)
This is my first post here and hope I am following the rules of the forum.
I reviewed Connecting 2 External Monitors to a Laptop? and confused with hardware terminology to figure out if my Dell ...
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1
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0
answers
290
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Centos 6 Eclipse font rendering at 8pt
I am running Centos 6.4 and Eclipse Juno and I like coding at 8pt size.
I keep seeing a few letters with no spaces in between them. I have tried DejaVu Sans Mono Book, Droid Sans Mono etc.
The font in ...
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1
vote
1
answer
910
views
Move rvm/gems or make available to root
On a CentOS 6 server I accidentally installed rvm and a bunch of gems as non-root user. Everything is running well, however I'll need to run rvm scripts as super user later. I'd like to fix my ...
- 203
1
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0
answers
477
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Avoiding sleep when lid is close and no one is logged in
I've an old Dell Latitude laptop that I've converted to CentOS 6.5. As this is going to work like a server (i.e. no one will use it directly) I've changed from UI the power management option to ignore ...
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1
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0
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253
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hadoop cluster high availability error couldn't find or load main class
[hduser@mn1 bin]$ ./hdfs zkfc -formatZK
Error: Could not find or load main class ”-Djava.library.path=”.home.hduser.2.3.0″.lib”
I did every step just like in this tutorial, TWICE. The error still the ...
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1
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0
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344
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How to prepare a Centos ISO for creation of Xen domU guest with xl (not xm or virt-install)
I'm tearing my hair out.
I will be scripting the creation of large numbers of small HVM (not PV) customer xen CentOS 6.5 guests on a CentOS 6.5 dom0. I therefore do not want to use virt-manager (I'm ...
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0
answers
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centOS is not reading windows8 partition while installing
I am installing centOS over windows 8 in dual boot mode. And I made 30GB free space through windows partition. But when I install centOS , it is not reading that partitions. It shows full hard-disk.
...
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1
vote
1
answer
345
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Centos 6 log errors, how to fix?
So for some reason all my images on my blog disappear, no idea why now, but the first time it happened I removed Varnish, and the images came back, everything worked fine. An hour later the images ...
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1
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1
answer
429
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How to send an alert when a user logs in via .htaccess?
We have vendors working remotely on our server and would like to know when they are accessing the development. It is accessible behind a username/password provided by .htaccess.
How could I detect ...
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0
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Moved /lib64 to /backup_lib64 using sudo, now sudo doesn't work on CentOS6.4
I did
sudo mv /lib64 /backup_lib64
to test some compilation. Now sudo doesn't work at all
farhat@heracles:~/software/sudo-1.8.7$ sudo ls
sudo: unable to dlopen /usr/libexec/sudoers.so: (null)
...
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1
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1
answer
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On Centos 6.3, why do several swap measuring methods return different results?
I have a production system running centos 6.3 with 96 Gb RAM and swap of 2 Gb. The intention is that there is enough RAM on the box so that no processes should get swapped.
Over the last week or so ...
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29
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email does not deliver body when I use < 'file'
Moving from centos 5 to 6.4. I have many scripts that use mail with < 'file' at the end to email various reports to users rather than use -a BUT when I use that syntax with the mail installed on ...
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1
vote
1
answer
898
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Files with write permission for all in /proc directory on CentOS 6.4
While searching for files writable by others, I'm coming across many files available in subdirectories of /proc. I'm not much aware of the usage of these files, but curious to know whether if someone ...
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1
vote
1
answer
541
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Gitorious can not connect to Active Directory (authentication.yml)
I have set up Gitorious. With the local database, everything worked fine.
All my log and configurationfiles are included.
The problem is when I want to visit gitorious.localdomain when I have ...
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1
vote
2
answers
2k
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Trouble with SSH
I am having trouble using ssh. I seem to be able to ssh out of the machine, but I can not locally ssh to the machine, nor can i ssh from a remote machine.
I have checked the /etc/ssh/ssh_config and /...
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1
vote
1
answer
663
views
VNC Server on Centos 6
I'm having a problems with my VNC server on my linux VPS:
I want to connect but when I connect I get a black screen instead of the gnome desktop (I did install this).
This is the log file I get:
Xvnc ...
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1
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0
answers
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Passwordless ssh failed when login using username
I was trying to setup Hadoop and was stumbled on passwordless ssh to localhost.
I am getting a password prompt when trying to connect using ssh username@hostname format.
But there is no problem ...
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1
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242
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Error In centos6 while compiling java classes,in tomcat6
I am newbie to Linux and Centos6. I bought server just now and want to deploy my web app in it. I am getting error while I am compiling my servlet classes. It showing me bash: javac: command not found ...
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0
answers
246
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Controlling USB media access on Red Hat or Centos Linux 6.3
I'm trying to control which users can use USB media (mass storage devices such as USB memory sticks and hard-drives) on Red Hat/ Centos 6.3 Linux. I would like something that is network wide, so a ...
- 111
1
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0
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297
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Without pam (Pluggable Authentication Modules) how linux system will behave?
Suppose if we create nologin file under /etc then only root can login, but if we comment on all pam_nologin.so line in every file under /etc/pam.d/ then other user also login.
That means these /etc/...
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0
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Setting reduced complexity passwords for a regular user
From root it is possible to set a single character password for any account
Example:
Here I created a account test3 and set the password t, and the password is accepted
[root@localhost ~]# useradd ...
- 3,963
1
vote
0
answers
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Microsoft TTF fonts (like Tahoma) refuse to display on Centos 6.2
I've followed the instructions here:
http://blog.whatgeek.com.pt/2011/11/install-core-fonts-centos-6/
All of the msttcorefonts fonts are extracted into the /usr/share/fonts/msttcorefonts directory ...
- 211
1
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0
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Setting default desktop in CentOS 6.2
In centos 4 and 5 I used to select desktop (KDE or Gnome) when I login and set if it's for this session only or permanent selection. In CentOS 6 I can also select desktop ... only after I enter my ...
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