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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560 views

Logging rssh/chroot SFTP users

I'm trying to log activity (uploads, downloads, renames, deletes) for SFTP users. If I SFTP with a normal user, it logs to /var/log/secure. If I SFTP with a rssh user, it logs that they connected, but ...
2
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1answer
635 views

how to stop yum from trying other mirrors

I'm sitting behind a proxy on my CentOS 6.4 box and I can't perform a 'yum update' because yum keeps killing the slow downloads and trying another mirror. The problem is that the way our proxy works ...
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1answer
341 views

CentOS 6.4 minimal unable to use yum

I have a minimal CentOS 6.4 running off a VM through VirtualBox in Bridged mode. Fedora 19 is the host. I am completely unable to use yum update. Whenever I try, I get this error: Error: Cannot find ...
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1answer
360 views

ADSL modem or router?

I have quite a complicated home setup and I have just ordered a new phone line for a separate ADSL connection for my business. I will be routing this through my CentOS Linux firewall/router and ...
1
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1answer
4k views

Apache test page not displaying

I have a virtual machine running CentOS 6.4, and trying to setup an Apache server, but I cannot get to display the Apache test page. I've installed it using yum install httpd and checked that all my ...
1
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2answers
203 views

Stdout and stderror in CentOS

I am exec command: yum info mcrypt | grep -i error > /dev/null yum info mcrypt | grep -i error 2> /dev/null But i see: Error: No matching Packages to list How I can hide this messasge ...
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1answer
1k views

vsftpd on CentOS - permissions

I've searched a lot and I can't find a properly answer for my case. I think it has something to do with groups, but I can't discover a solution that fits me. So here's the deal: I have a home server ...
0
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1answer
57 views

Move Java installation to a new volume?

How can I move a Java installation to a new volume on my server? Right now we have Java and the OS (CentOS) running off of a HDD. We're trying to speed things up so would like to have the OS use the ...
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2answers
105 views

How to move /dev/random to another drive on a server

We found a bottleneck in our server (hosted on HDD) related to the /dev/random function. We want to have the OS use the /dev/random that is on our SSD drive rather than the HDD. How can we have the ...
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 ...
1
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1answer
679 views

How do I create a one time use startup script on Linux - Centos 6.x

I want to set a script that will only run one time on a Centos 6.x box and then never run again, since it's going to set some system options based on hardware and then it's all set.
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2answers
1k views

Can't Install CentOS 6.4 from USB

Cannot install Cent OS on a box I build up. Here are the log entries visible on the screen: sd 0:0:0:0 [sda] Write ache: enabled, read cache: enabled, doesn't support DPO or FUA sda: sda1 sd ...
3
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2answers
657 views

Resolving unix server disk space not adding up

I'm trying to evaluate where my disk space on my unix server is distributed. In order to see disk space current status I'm running: df -h But when trying to evaluate what is taking the disk space ...
1
vote
1answer
332 views

ServerName/ServerAlias in virtual host configuration

I have a VPS on which I am running Apache 2 (CentOS v5). I have my DNS setup as follows ... (A Record) exampledomain.com points to 123.456.789.123 (CName Record) www.exampledomain.com points to ...
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0answers
405 views

CentOS box does not have internet connection, eth0 active and no errors

I am having an impossible time figuring out why my new CentOS box is not getting internet connectivity. Strangely enough, it used to work fine and I did not change any of the configuration on my end ...
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1answer
563 views

Install Centos on PC using only USB with LiveCD

My laptop cd isn't working. I have a USB which has Linux Live on it. Am I able to use this to install a fresh copy of Centos on the laptop? If so, how?
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1answer
939 views

Error installing nvidia-graphics on CentOS — requires libGL.so()(64bit)

I am trying to install nvidia-graphics from atrpms, and it cannot install because of a dependency. It need libGL.so. I tried yum install libGL.so.1 But I still can't get it to work. The error ...
1
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1answer
1k views

Can I git clone into a directory without cloning the project name as a directory (using bitbucket)?

I'm a small business and for the most part only use git locally to track history then SFTP the files to the remote server. I now have a much larger more complicated build that to be set up properly ...
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1answer
218 views

How to move a file of 250 GB to another server? [closed]

The hard disk of one of my servers is full, so I need to move a file away from it to make room. I have tried tar -cvf but when I send it to the other server using wget -c, I see it is 100% complete. ...
1
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1answer
408 views

clipbucket Unknown encoder 'libfaac'

I am using CB script when i upload any video after uploading it give file to processing this my loge Started on 2013-09-06 20:23:00 - 2013 Sep 06 Checking File .... File : ...
15
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3answers
1k views

Moving 2TB (10 mil files + dirs), what's my bottleneck?

Background I ran out of space on /home/data and need to transfer /home/data/repo to /home/data2. /home/data/repo contains 1M dirs, each of which contain 11 dirs and 10 files. It totals 2TB. ...
0
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0answers
118 views

Latest version Libreoffice Headless CentOS

I am somewhat new to using Linux so my apologies if this seems like a simple question. The problem I am facing right now is an outdated version of Libreoffice. The server is running CentOS 6 ...
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0answers
108 views

Libreoffice PPT to PDF Place Holder Text Removal

I am using Libreoffice headless version for CentOS to convert .pptx to PDF. But the PDF produced have placeholder text that says "Click to edit master text styles", "First Level", "Second Level", etc. ...
0
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0answers
55 views

Screen Won't Log

I am using screen for some activities, which I want to have logged. Basically I use: screen -S server1 to create a screen. Now, it "should" create a log file screenlog.0 - however, it does not. I've ...
0
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1answer
225 views

How can I mount 2 drives on 1 directory

The first drive has Raid 1 and has a partition mounted on /home the 2nd has 1 partition will all it's data and raid 0 how can I mount that on /home too?
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1answer
10k views

Centos - How to install an SMTP server, POP3 and IMAP to send email to Gmail, Yahoo, Hotmail, Live, Yandex? [closed]

i have a CentOS 6.4 in mediatemple.net, i need send email to Gmail, Hotmail, etc. I tried installing postfix, sendmail, dovecot, cyrus, procmail, spamassassin, etc., and even does not work because ...
8
votes
4answers
2k views

How can I have two files with the same name in a directory when mounted with NFS?

I have a C++ application test that creates 10,000 files in an NFS mounted directory, but my test recently failed once due to one file appearing twice with the same name in that directory with all the ...
0
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2answers
46 views

Firefox on Linux : New Tabs show last visited web sites instead of “BLANK”

I just opened a new tab in firefox. it is not blank it is showing last visited web sites and etc. how can i stop this ? did firefox implement this new thing ? i just re-installed centos and ...
1
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2answers
51 views

Using 2 drives as 1 centOS

I have a dedicated server that has 2 SSD at 120GB each I want to make 1 partition for the whole server and have those 2 drives work like 1 so I basically have 240GB, How do I do this? If it helps you ...
2
votes
1answer
384 views

CentOS Minimal + GUI; How to ensure GUI packages are installed from USB rather than from YUM repos?

I downloaded the CentOS Minimal .iso file from CentOS' web site and then created a USB drive via some tool by Fedora, I believe. I booted up the PC and installed CentOS Minimal, it was flawless, no ...
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2answers
2k views

Creating a USB stick for installing centos 6.x using DVD1 and DVD2 iso files

First, we create 2 partitions on the USB stick that is let's say 16GB. first partition is let's say only 1GB and the second partition is the rest of what is available. after we "w" write the ...
1
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1answer
4k views

Find out dhcp assigned gateway and dns settings in Linux (CentOS)

How to find the gateway and DNS IPs in a DHCP configured network in CentOS? I'm using CentOS installed in vmware using NAT connection and I want to make the ip static.
0
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1answer
848 views

How to partition a USB drive into 2 sections for Centos ISO files

I actually once did this but forgot how it's done and also did not take notes. i think i need to create 2 partitions. one needs to be 500 mb and the rest needs to me whatever is left in the USB ...
0
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0answers
62 views

issue in tranferring data from host machine to guest machine

We are having one Dell PowerConnect Switch which is operated on 10 Gbps; in which six to seven Server machines are connected . In each server machine we have inserted externally one 10 Gbps Lan card ...
0
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2answers
586 views

Getting error no such file or directory when running a script

Need a bit help. I just wrote my first script to change the network configuration. the code is echo "changing IP to 172.17.51.71" echo "changing Mask to 255.255.255.0" echo "changing Gateway to ...
1
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2answers
415 views

/dev partition missing, so mdadm broken. How to get Linux to see partition?

Upgraded a Linux box and changed out the root drives. There was a RAID-5 array of three SATA drives that I moved over (not root). Reinstalled the OS but was CentOS 6.4 before and after. # mdadm ...
1
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0answers
139 views

xdotool : close all windows except the one that is active (infront)

I would like to execute a command that will close all windows except the one that is currently active. i would likely to place this command in the gnome-panel which means when i click on the button, ...
0
votes
1answer
280 views

CentOS Computer Name Resolution without Domain Name

I have a network of CentOS6 machines. Pretend the names are : computer1.someDomain.net computer2.someDomain.net computer3.someDomain.net From computer1.someDomain.net, I can run commands like "ssh ...
2
votes
2answers
2k views

Execute a command if Linux is idle for 5 minutes

I would like to execute a command such as notify-send 'a' if my Linux machine has been idle for 5 minutes. By idle, I mean the same thing a screen saver that gets activated would use to define ...
1
vote
1answer
6k views

getent passwd outputs only local users

I want to authenticate via Active Directory on a CentOS 6.4 server. wbinfo -u and wbinfo -g display the domain users/groups. Authentication via wbinfo -a DOMAIN+user works. Authentication via kinit ...
1
vote
3answers
5k views

Source Based Policy Routing & NAT (DNAT/SNAT) aka Multi WANs on CentOS 5

Originally posted at Unix and Linux but nobody was able to answer it, so m migrating the question here: My question is regarding Source Based Policy Routing on CentOS 5 with 2 WANs plus a LAN (NAT) ...
6
votes
2answers
1k views

Install emacs without sudo?

I have been using vim for years, and I don't really like it. I'd like to try emacs for a while, but it's not installed on any of the linux servers I use regularly. I don't have root so apt-get ...
0
votes
1answer
397 views

Connecting from win7 to VirtualBox/CentOS/MySQL

I am running VirtualBox 4.2.16 in Win7. There I have MySQL server in CentOS 6.4. Telnet from Win7 to CentOS is fine. mysql -u root -h 192.168.56.102 p in CentOS is fine. This is what I have in the ...
0
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0answers
20 views

How to transfer files between drives? CentOS [duplicate]

I'm basically going to get an SSD for my Dedicated server. All my current files are on the SATA drive. If I were to make the SSD my primary drive, how would I transfer over all the SATA files to it?
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3answers
8k views

Unable to access the internet in centOS from a static IP

I'm trying to setup a centOS server with a public static IP address but if I try and ping the router (192.168.1.1) I get "Network is unreachable", if I try and ping google.com I get "unknown host ...
2
votes
2answers
385 views

SSH Using Wrong ID

I am trying to establish password-less ssh to myself on a CentOS6 system. I go through the following steps: ssh-keygen -t dsa -P '' -f ~/.ssh/id_dsa cat ~/.ssh/id_dsa.pub >> ...
0
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3answers
2k views

Install TOR Browser on CentOS 6.4?

I've been trying to install the TOR bundle on my fresh install of CentOS but I've found that most repos are outdated and/or not working. Anyone know a simple way of installing it for CentOS 6.4?
0
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1answer
68 views

Prevent static IP address from resetting to default

I have a CentOS 6 machine configured with a static IP address in /etc/sysconfig/network-scripts/ifcfg-eth0: IPADDR=192.168.1.100 If I manually change the address iconfig eth0 10.1.2.3 then unplug ...
0
votes
1answer
244 views

How to access computers with different network segment?

I have a computer with CENTOS installed as operating system with 2 NIC. One NIC is connected to the internet while the other is connected to a switch that is connected to 3 other computers. These ...
0
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0answers
2k views

Squid Proxy process not running

Hey community, some days ago my squid crashed. I'm running squid 2.6 STABLE21 on CentOS. The output of the "show squid status" command is just squid dead but pid file exists starting the ...