CentOS stands for Community ENTerprise Operating System, the most popular Linux distribution for web servers with almost 30% of all servers using it. Third-party software is not included in the base.

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6
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0answers
581 views

Connection timing out when connecting to Milter service

I'm using a VPS with CentOS 5, containing Postfix and OpenDKIM. I have set up OpenDKIM using this guide. Everything seems to work properly as the log in /var/log/maillog does not report anything other ...
5
votes
0answers
104 views

No browsing issue on PPTP VPN Server on CentOS 6 64bit

I am trying to setup a VPN server in CentOS 6 64-bit. I used the first 4 steps of following document to setup the server in How-to-setup-your-own-vpn-with-pptp. And I successfully managed to setup ...
4
votes
0answers
287 views

bash column command confused by ANSI color escapes

I have a bash script I got from Gary Bernhardt's dotfiles that prints a nice colorized listing of the recent git commits. It uses the column command to line the output up into columns. On my mac, it ...
4
votes
0answers
210 views

Need noacpi in CentOS 6.4, not in RHEL 6.4

I've been trying to fix a rather odd problem that I've seen on our new Dell R5500 (Xeon based workstations). We want to run CentOS 6.4 64 bit on them. We did a base install which worked fine, however ...
2
votes
0answers
18 views

How to configure interface for FPGA using Red Hawk SDR

I would like to start using the Red Hawk SDR with a custom data acquisition board, but the documentation does not seem clear enough on exactly how to interface with custom FPGA based hardware. Is ...
2
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0answers
65 views

Printer configurations on Linux: Providing privilege to normal users

I am on a CentOS machine. Everything is working fine, I can configure the printer with the GUI System->Administration->Printing. It asks for root password and then I can make the configurations. ...
2
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0answers
307 views

NTP Multicast configuration

I'm trying to get NTP multicast set up between a few computers. Right now I'm getting NTP multicast packets from a computer that I have neither access to nor information on (let's call that A) that is ...
2
votes
0answers
155 views

Convert rtf to pdf removing the hidden text of rtf file

I am using Ted on CentOS 6, for conversion of RTF to PDF documents via shell_exec command from php script like: shell_exec(rtf2pdf.sh test.rtf test.pdf) But the issue is that if the RTF file has any ...
2
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0answers
460 views

mount: / not mounted already, or bad option

Can't mount the system with data=writeback I've added ,data=writeback to fstab than fstab: /dev/mapper/vg-lv_root / ext4 defaults,noatime,discard,data=writeback ...
2
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0answers
1k views

CentOS 5.10 Yum Packages won't update/upgrade

I've just used yum to install PhpMyAdmin and it installed version 2.11.11.3-2.el5 which is completely out of date since version 4 is out. I've tried running yum update phpmyadmin but I receive No ...
2
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0answers
2k views

Accessing VM on host machine through IP address

I'm trying to set up a CentOS VM with VMware Fusion and get access to it through the host. I was following a tutorial online for this as this is my first time doing this. When I try to access the IP ...
2
votes
0answers
438 views

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 ...
2
votes
0answers
749 views

mdadm RAID monitoring no DegradedArray email

So, I have a couple of MDADM RAID arrays and I want to set up monitoring with email notifications for drive failures through sSMTP but I can't seem to get it working. The system in question is a ...
2
votes
0answers
471 views

How to get current number of opened inotify watches?

My system is CentOS. I'm trying to get this by listing fs.inotify variables via sysctl call (sysctl fs.inotify), but didn't found anything useful, only variables to specify limits.
2
votes
0answers
363 views

How do I install sass on centos 5.9 with ruby 1.8.7?

I have CentOS 5.9 on an x86_64. I've installed ruby 1.8.7. Whenever I try to install sass I get an Error saying sass requires Ruby version >= 1.8.7. but that's what I have installed. This is the ...
2
votes
0answers
668 views

CentOS Freezes on Startup

I'm very new to Linux, so please go easy! I created a Linux install on VMWare Workstation 8 in order to install a piece of software called OpenClinica. The program is Java based and depends on ...
2
votes
0answers
360 views

Centos/Redhat XSP4 daemon

How can I install xsp to run as a daemon.I run my /etc/init.d/xsp script(see below) it stops with status message : Listening on address: 0.0.0.0 Root directory: /var/www/asptest Listening on port: ...
2
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0answers
337 views

Authenticate Mac OS X Mountain Lion against EL6 OpenLDAP only succeeds for ssh

I'm having an issue with mountain lion authenticating against a CentOS 6 openldap/krbkdc server. I can ssh into the macs in question and I am issued a ticket and all autofs mounts (like the homedir) ...
2
votes
0answers
1k views

Why is ssh login occasionally failing?

I'm using ssh to execute commands on another host and have noticed that occasionally the connection is closed before it ever connects. Both hosts are CentOS release 6.3 running OpenSSH_5.3p1, OpenSSL ...
2
votes
0answers
315 views

How do I mount a Union filesystem under Centos

I did some work on a Centos LiveUSB system. I created some files etc. I later moved to a complete linux install and want to read the previous LiveUSB filesytem straight from the usb key. From my ...
2
votes
0answers
673 views

Virtual Box Pen Test Lab Set Up

So I’m trying to set up a pen test lab in virtual box on my windows 7 host. I have 3 guest OS's installed: BackTrack5 CentOS 5 Server/Snort (My Snortbox) Windows XP (Unpatched) I have 3 ...
2
votes
0answers
715 views

Set the from address on emails from cron/Set default from address for sendmail

As a normal user I can send email, either from the commandline or from PHP. But when a cron job has error output, sending of that email fails (I have a MAILTO=me@example.com at the top of the ...
2
votes
0answers
4k views

setup vpnc to use vpnclient certificate for authentication

I am trying to access my company VPN using my Centos 5.5 laptop. I have the vpn client certificate issued by my company's IT dept. I am able to access the webmail using the same certificate which I ...
1
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0answers
10 views

systemctl do something between stop and start during restart or kill

I have a C++ program that runs as a non-daemon (but could be changed), and I'm controlling it with systemd. That works. Albeit with the ugly that to restart it I need to either be root (to use ...
1
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0answers
18 views

SSH connection closed after SSH2_MSG_SERVICE_REQUEST

My SSH connection is being closed just after this message: debug1: ssh_dss_verify: signature correct debug2: kex_derive_keys debug2: set_newkeys: mode 1 debug1: SSH2_MSG_NEWKEYS sent debug1: ...
1
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0answers
24 views

Problems with postfix and sending mails

I have ran into problems while configuring my postfix for my CENTOS machine. Note:The mailserver itself should be localhost only and only be able to send mail internally. the following shows up when ...
1
vote
0answers
7 views

VirtualHost adds extra url

So I have two domains: site1.com and site2.com. I pointed site1.com normally to my ip and it works, the directory is /var/www/html but I can't get site2.com to work with /var/www/site2 ...
1
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0answers
48 views

Creating a Centos 7 iso with kickstart

I wish to create an iso file containing Centos 7 x64 for unattended/kickstart installations. For Centos 6, it worked like a charm. But for Centos 7, i am not able to create a bootable iso image. This ...
1
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0answers
39 views

Centos7 can't connect ot Internet but IP & ssh from local works

[if this is too long you can read from the bottom] Hello previously i have this Centos7 and it worked fine with the internet connection with static IP. The problem started when i installed GUI, ...
1
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0answers
22 views

CentOS 6 - Preventing people from accessing certain files?

So I have my CentOS 6 server, which is nice and good. But for some reason, people can always access my board's files and download them, such as http://mariomansion.net/templates/pagelayout.tpl If you ...
1
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0answers
49 views

Memory Usage of `yum update`

I was updating a slightly out of date server with yum update and ran into memory issues. It appears that yum requires enough free RAM to download each package. Updating single packages was not a ...
1
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0answers
23 views

PostgreSQL and database cluster ownership on shared storage

For my research, I am using an always on virtual machine for the primary analysis of my data. In doing this I need (or, I suppose, would like to) create and store the data in a PostgreSQL database. ...
1
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0answers
141 views

OpenVZ fails on container create (Unable to get appcache tarball name)

I have OpenVZ installed on CentOS 7.1. after i execute vzctl create 101 --ostemplate debian-7.0-x86-minimal i get command /usr/sbin/vzpkg exited with error 8 Unable to get appcache tarball name ...
1
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0answers
24 views

Add new partition to CentOS file system

I use a CentOS virtual machine on VMWare Workstation. I recently tried to increase the system hard disk memory for CentOS by tweaking the VM settings on VMWare Workstation. After that, I tried to ...
1
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0answers
43 views

SSH from OS X to Cent OS through a Cent OS hop

My goal is, if possible, to connect through $ ssh end-host Because I need an ssh connection to tunnel to for a connection to mysql, which end-point can make but hop-host can not. TL; DR I'm ...
1
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0answers
110 views

virt-install Centos 6.6 - No option 'boot.iso' in section 'images-x6_64'

I'm having trouble using kickstart to set up a VM in kickstart for the first time. I've copied the files off a mounted Centos 6.6 minimal iso to a local ftp server: ftp: //198.162.1.161/pub/inst/ My ...
1
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0answers
62 views

request_module: runaway loop modprobe binfmt-0000

I'm running CentOS 7. Everything was working fine, until I had one pending update, which I accepted and rebooted. Now the system fails to boot and instead reports: request_module: runaway loop ...
1
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0answers
109 views

Add module to nginx after installation

Hi i did install nginx with this command on centos 6 sudo yum install nginx and it work but i need to compile wit rtmp module so How can I find the path to make some changes ./configure ...
1
vote
0answers
14 views

1 chroot sftp user that is able to traverse all other chroot sftp users files/folders

I have a chroot environment that I have setup on CentOS 6. We have users for all of our trading partners and I would like to create an internal user for another department that can sftp in and only ...
1
vote
0answers
46 views

Got red screen of death after installing Centos6.6 on HP Proliant using cobbler

I'm trying to install CentOS 6.6 on a HP server using Cobbler 2.6.3. The installation process seems to be fine, but after rebooting, I get a red screen of death when the system tries to load the SO. I ...
1
vote
0answers
15 views

RHEL 5 box constantly displaying NIC statistics on console screen, how can I disable this?

I have a RHEL 5 box that is constantly displaying nic statistics on the console screen when using the KVM. This makes it very hard to do any troubleshooting when the box goes down as these statistics ...
1
vote
0answers
28 views

Failing to install PY2NEO

I am trying to install py2neo on a CentOS server. It fails with the following message: File "setup.py", line 29, in <module> from py2neo import __author__, __email__, __license__, __package__, ...
1
vote
0answers
24 views

X11 not starting correctly

I'm using the i3 window manager on Centos 6.5, with no GDM. I can boot fine, log in via the console, all works fine. When I do startx to load my .xinitrc file and start i3, it appears to start X, but ...
1
vote
0answers
361 views

Dual-display with Dell E7440, docking station, and CentOS

Hardware: I have a company-issued laptop (Dell E7440) on which I have installed CentOS 7; 2 Dell monitors which support VGA, DisplayPort, and DVI; and a Dell docking station for the laptop ...
1
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0answers
46 views

How do I recompile Python in VirtualEnv?

I built virtualenv and it adds Python 2.7 by default in it. After reading this solution to a bug I have, it says I have to recompile Python with the option --enable-shared. So should I rm -rf Python ...
1
vote
0answers
96 views

How to autostart svnserve on reboot and specify the default svn path?

I'm trying to transfer a working subversion Ubuntu server to a CentOS server. Right now I just use svnserve, since I see no need for running it as an Apache module. I installed svn on CentOS with ...
1
vote
0answers
44 views

Unable to open gedit over sshx as root

I'm doing an remote login using sshx -X as root: ssh -X root@172.16.0.1 After that whatever application I open, a warning is coming like: X11 connection rejected because of wrong ...
1
vote
0answers
126 views

Nodejs remote debugging ports closed

I have a problem with nodejs remote debugging. I'm using centos on remote server and phpstorm on my PC. When I open putty I type the command: node --debug-brk=5858 main_server.js, and get the ...
1
vote
0answers
151 views

Is there a way to 'clean out' physical memory (RAM) that is tied up on my Centos/Apache webserver?

I am developing something that requires Server-side javascript, and as such am using PhatomJS to run the JS. It uses up about a 1GB of physical memory when all is well, but if I screw up some ...
1
vote
0answers
108 views

CentOs stopped working after update in VirtualBox

I recently updated my OS to centOs 6.4 in virtual box. Before update I had guest additions installed and everything worked fine. The screen resolution all was fine. After update to 6.6, the OS stopped ...