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.

learn more… | top users | synonyms

0
votes
1answer
2k views

Unable to send email using Postfix - Connection Refused

I've set up Postfix on my server along with Squirrel Mail. However, every time I go to send an email to my Gmail account from the server the email never arrives. I get no bounce back emails, I get no ...
0
votes
0answers
42 views

Virtual Box fails my OSes :( [duplicate]

Possible Duplicate: Linux Mint VM in VirtualBox freezes with DISKFULL error I have a little problem with Virtual Box latest version in which i have installed Mint (also latest version).During ...
0
votes
2answers
1k views

problem running utorrent server on cent os 5.5

i am trying to run utorrent server on remote machine via ssh µTorrent server version :alpha (3.0 build 25053) it throws error at startup ./utorrent-server-v3_0/utserver: error while loading shared ...
2
votes
1answer
1k views

“FATAL: could not read from the boot medium! system halted”

I've a problem with Virtual Box, I cannot access to a CentOS virtual machine. I'm using a openfiler local server connected to my network.In addition, I can access to all the other LUN disks that I've ...
0
votes
2answers
711 views

Connect a CentOS 6 server to the internet without a router

I have a CentOS 6 web server. My ISP gave me one public IP/mask/gateway/DNS. I entered these parameters on my Windows laptop where I get internet. I can ping outside and etc. Then I entered these ...
1
vote
2answers
2k views

Can't install GNU readline on CentOS 5 (Amazon EC2)

I'm attempting to install GNU readline on a CentOS 5 so that I can use it with some Python 2.7 modules, specifically the Cmd module. I've installed Python2.7 as a standalone library per these ...
14
votes
4answers
4k views

Linux software for periodical work break [closed]

I am using Cent OS 5. I am looking for an app which will alert me after some time to take break. So I can use computer as healthy computer usages ?
0
votes
2answers
1k views

CentOS 6 Unable To Install Audacious

I cannot seem to install Audacious or nearly any other program for that matter. I think the problem is with repository priorities? I Installed the priority plugin and set some values for repos but to ...
1
vote
2answers
169 views

How to use *nix find command to search for specific files with regular expression

In my centOS there is a lot of log files in my folder /log /log/log.20120308 /log/log.20120308.1 /log/log.20120308.2 /log/log.20120308.3 /log/log.20120308.error /log/log.20120308.error.1 Apparently ...
0
votes
1answer
198 views

A backup user with specific permissions

I need to create a user on my CentOS box which is only allowed to run a couple of commands: lvcreate lvremove mount kpartx rdiff-backup And access to all files in /dev/ and /mnt. How do I set this ...
0
votes
2answers
352 views

How to install Perl in personal unix area?

I'm working in a lab running a CentOS server with Perl 5.8.8. I would like to install a newer version of Perl for my personal use only (i.e. do not affect other users). How can I do that?
2
votes
1answer
587 views

SMART Errors in Logwatch

I have an older Dell Precision 530 running CentOS 5.5. I am seeing these errors in logwatch: -------------------- Smartd Begin ------------------------ Currently unreadable (pending) ...
3
votes
1answer
15k views

Can't ping ip's or hostnames on fresh CentOS 6.2 install

I just installed CentOS 6.2 on a box using ipmi and have tried setting up the network with no luck. I've got a 66.x.x.56/29 allocation of ip addresses on vlan (66.x.x.56 to 66.x.x.63), so I have set ...
0
votes
1answer
503 views

What options exist for setting up a subnet limited proxy server for all network traffic to a remote client?

I have a linux firewall / gateway (SME Server) and need to configure it to act as a proxy for a certain ip subnet and I'm not sure what server / daemons would work presently to meet my needs. As ...
3
votes
5answers
19k views

How to use crontab to run a script as nobody

This is on a CentOS machine. I'm trying to run a script as user nobody (or as a user with minimal permissions) at a certain time every day. Here is nobody: [root@CentOS % ~] grep "^nobody" /etc/...
3
votes
1answer
27k views

Unable to access the internet from my VirtualBox CentOS VM via wireless connection

I have a VirtualBox CentOS VM setup on my Windows 7 machine. I can ping my router, however I am unable to access the outside world. In Windows I have three network connections setup: Wireless ...
4
votes
1answer
6k views

Can't seem to SSH into my CentOS Virtualbox?

I can't seem to SSH into my CentOS VirtualBox 4.0 running on Windows 7 64-bit. SSHD is running. I've forwarded port 2222 on localhost to the virtual machine (port 22). The network adapter is NAT ...
1
vote
0answers
2k views

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 ...
0
votes
1answer
1k views

Setup phpMyAdmin on CentOS VirtualBox

I installed phpMyAdmin from sourceforge, following this tutorial. However, when I login, I see this notice: The phpMyAdmin configuration storage is not completely configured, some extended ...
0
votes
1answer
2k views

Where to get GHC for centos 6?

Can anyone direct me as to how to install GHC? I went here: http://pkgs.org/centos-6-rhel-6/epel-testing-i386/ghc-ghc-6.12.3-6.el6.i686.rpm/download/ and tried both the binary and source packages (...
2
votes
1answer
3k views

Default to Static IP when no DHCP is found

I've setup a DHCP server on one of my centos boxes, and I have several computers that are going to connect (also centos) and hopefully make use of the DHCP. On start-up I'd like to check whether a ...
0
votes
1answer
83 views

How do I enable 'highlight to copy' feature on CentOS6

How do I enable 'highlight to copy' feature on CentOS6, and middlemouse click to paste. I thought this is a standard feature for linux distros
0
votes
1answer
42 views

Many duplicate binaries created in /usr/bin and /bin

I have a CentOS box that's been up for about a year. It's not got anything hugely important on it, and had a lot of PHP code that I cannot personally vouch for and is fairly old. I realise this is ...
1
vote
1answer
2k views

why does my python cron job time out?

I have a long cron job running a python script in CENTOS, but for some reason it seems to timeout or otherwise end without completion. the job runs fine when executed straight from bash, but seems to ...
2
votes
1answer
5k views

Is there another way to connect to a LinkSys SRW2024 switch from CentOS?

I am configuring a Linksys SRW2024 and accidently changed the management VLAN before changing the VLAN configuration. Thus, I can no longer access it. The only way I have read to get into it now is ...
1
vote
1answer
3k views

“64-bit mode not compiled in” error while compiling Linux kernel

I am building 2.6.18 from CentOS source code. I'm at the last step to the build process in their instructions but seem to be getting an error that I can't understand. Instructions I'm following: ...
0
votes
1answer
426 views

issue with my path variable

my path variable seems to be a bit hosed. I recently modified my /etc/profile to add GRAILS_HOME and modify JAVA_HOME. the problem now (moved off of grails to lift for the time being) is that there is ...
0
votes
1answer
2k views

How to set Wireshark to log ONLY DNS requests?

This works: tethereal -i eth0 -w /root/mycapture.pcap but it captures every packet. I only need to capture DNS requests. Is this possible? The server is Linux. Other thing is: is it possible to ...
0
votes
1answer
2k views

VirtualBox Under CentOS vboxdrv not loaded

I am a newcomer with linux. I have a little problem with linux. Whenever I try to open [start] virtual box, I get this error and do not know how to fix VERR_VM_DRIVER_NOT_INSTALLED (rc=-1908) The ...
1
vote
4answers
4k views

how do I start GIT daemon automatically under CentOS 4.8?

Apparently my server is running CentOS 4.8 with Cpanel uname -a 2.6.9-023stab048.6-enterprise #1 SMP MSK 2008 i686 i686 i386 GNU/Linux cat /etc/redhat-release CentOS release 4.8 (Final) I'd ...
3
votes
1answer
7k views

How can I install perf, a linux peformance monitoring tool?

I am trying to install perf. I searched online that it is available through http://apt.ubuntu.com/p/linux-tools, but I need apt. I have yum installed, but do not have apt so I tried installing apt via ...
1
vote
1answer
425 views

Centos 5 how to allow users to connect to GNOME like in windows we have RDP

Does anyone can help me with any freeware software for Centos 5, users wants to connect to Centos 5 GUI GNOME from Windows machine. Any help on this would be highly appreciated. Thanks, Maneesh
1
vote
0answers
909 views

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 ...
0
votes
2answers
346 views

When installing Linux, what does remove all Linux partitions mean?

The Linux installation screen offers me the option to remove all Linux partitions and to create a default layout however what does this mean exactly? Does it mean that if I have Fedora installed, it ...
2
votes
1answer
585 views

Delete old files x days and send email if its done

I have a script that works removing files x days and keep the folders. I'm trying to send an email once its done with the deletion. Any advice? Current script is below: #!/bin/bash find /testftp/* -...
2
votes
0answers
828 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 crontab)....
1
vote
1answer
510 views

Giving a user permission to the /home directory

I am using CentOS 5.x. I would like to give a user permission to write on the /home directory. Do I have to make it a sudoer? Or is there any other better way for that?
0
votes
1answer
255 views

Sharing Eclipse using NFS - Issue?

I am sharing Eclipse with another gentlemen over a Network File System. Strangely, when he started using it, the make tool did not properly work. I suspect this is because the server cannot handle the ...
0
votes
1answer
2k views

What's different between Red Hat Enterprise Linux and CentOS?

When I do cat /etc/redhat-release, I got this. #CentOS release 5.5 (Final) Red Hat Enterprise Linux Server 5.5 (Tikanga) It looks Red Hat Enterprise Linus is originated from CentOS. Anyway I want ...
0
votes
1answer
829 views

Error while installing python setuptools

I downloaded ez_Setup.py from here. I have python 2.6 on CentOS 6. When I do this: python ez_setup.py I keep getting this error: Downloading http://cheeseshop.python.org/packages/2.6/s/...
1
vote
1answer
2k views

Linux expert command - where should I enter?

I need to enter "Linux expert" at the boot prompt. I've centOS6.2 DVD but I'm not sure where exactly should I enter this & when will I get the boot prompt? I put the DVD & rebooted & it ...
3
votes
1answer
4k views

/bin/su: Permission denied in CentOS can not set su - root

I'm trying to set myself as a root and once I type in su - root in the terminal it just give me an error saying /bin/su: Permission denied so I checked the permission in that file -rwsr-x--- 1 ...
1
vote
2answers
8k views

Install CentOS 6.2 on external USB portable hard drive?

I've Windows XP installed on my laptop. And I've external 80 GB drive which I usually connect to my laptop through USB. I want to install CentOS 6.2 on this external drive & it should also boot ...
1
vote
0answers
627 views

CentOS 6.1 + Oracle Express 11g

I have installed CentOS 6.1 and Oracle. And then I closed the firewall, used the right Env Typed /etc/init.d/oracle-xe start and inited OK But, I can not use "get Started" (Firefox displayed: "...
2
votes
2answers
211 views

Parted Resize doesnt show up in mount

I used GParted to resize/move a partition on disk. The initial size was 50MB, but I shrunk my C:\ partition in windows, and then moved the start back 50GB This shows up in parted Model: ATA TOSHIBA ...
0
votes
1answer
848 views

External USB hard drive is read only but I want r/w

I recently formatted a hard drive as ext3 to get it to mount in CentOS 5. Now it automatically mounts when I connect it to the USB port, and mounts to /media/disk, but i am not able to write to it. ...
0
votes
0answers
213 views

OpenOffice3 with 32bit JRE in CentOS6 64bit

I want to know if it is possible and how to install headless Open Office 3 with 32 bit JRE on CentOS6 64 bit. I need to set it in $HOME directory on Webfaction hosting. Open Office they already ...
2
votes
2answers
8k views

Installing 7zip in CentOS - succeeds; but can't use it

I am trying to install 7zip to CentOS yum install p7zip installed it. And now running this returns Package p7zip-9.20.1-2.el5.x86_64 already installed and latest version But [root@root ...
1
vote
1answer
786 views

CentOS - mdadm raid1 drive won't mount to default location

I'm running CentOS 5.5, the system, boot, swap, etc. is all on /dev/sda and I have two identical single-partition drives /dev/sdb1 /dev/sdc1 that are configured in RAID1 (using mdadm). It was working ...
2
votes
1answer
976 views

Can't install Gearman on Red Hat

I'm having problems installing Gearman from Red Hat on Amazon. I couldn't find a repo so I downloaded Gearman version .25, installed it and installed drizzle from their repo using: yum install ...