CentOS is an Enterprise-class Linux Distribution derived from Redhat Enterprise Linux sources freely provided to the public.

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2answers
98 views

simply change IP after installation on server minimal

I'm using CentOS 6.5 minimal. Is there any way to display a dialog to change the IP after login? In other words, some way of entering a command with a dialog to change the IP?
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3answers
296 views

Data transfer between Ubuntu and CentOS [duplicate]

How do I transfer data between Ubuntu and CentOS using LAN cable, in the same network? I tried installing Samba which did not go well in CentOS.
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0answers
1k views

CentOS 6.5 will not sleep after period of inactivity

I've recently upgraded my Ubuntu 12.04 LTS to CentOS 6.5. This is a desktop PC (non-server) that I would like to sleep/power down after a period of inactivity. I have the following settings in my ...
2
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1answer
3k views

Executing PHP with CronJobs in CentOS 6.4 not working?

So I've spent around 2-3 hours now and some times researching, I found several of the same responses online but none seem to work! I'm trying to execute a PHP script every minute (as a test), but it ...
1
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0answers
614 views

VNC server on Centos 6.4

I have a Centos Desktop VM installed in Virtualbox, and want to connect to it using VNC. I have tried to install vnc-server, but could not connect. I removed it, then tried tigervnc-server, but same ...
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4answers
2k views

How to check physical device contents

I got a server with 2 hard drives. I would like to know what is on 2nd drive. How would I list all contents on physical device ? lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT xvda 202:0 0 ...
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1answer
4k views

Cannot connect to WIFI

I finally made the switch from windows to Linux. CentOS to be precise. Unfortunately, I am unable to have my wireless connection working, so accessing the web is a hassle. Following directions on the ...
5
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1answer
2k views

Apache, Group Permissions and User Uploads

I have a folder named "digitalgoods" with the following ownership -- apache:apache residing outside of the htdocs folder and is therefore not accessible to the public. However I need the same folder ...
2
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2answers
1k views

Custom Kickstart ISO process - packages to RPM mapping

I want to start by saying that I am new to kickstart so if I use the wrong terms I apologize in advance. What I am trying to accomplish: I am trying to create a customer ISO for installation of ...
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0answers
34 views

Can a RHEL 6.4 DS sync with a CentOS 5.4 DS

I have two CentOS 5.4 Directory Servers that sync information on a daily bases. I'm wanting to replace them with two RHEL 6.4 Directory Servers. Before the existing two are decommissioned all four ...
0
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1answer
90 views

Permissions for non-htdocs directory

I have created a folder outside of my htdocs directory as a means of adding extra security for downloadable digital goods to be sold from within a Magento storefront; so my question is: what ...
1
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1answer
530 views

Repairing CentOS 6.5 permissions after file migration

I'm running CentOS 6.5 in a VirtualBox VM. Recently, I ran out of space for my virtual hard disk. To remedy this, I decided to create a second hard disk for the /usr directory. I mounted that and ...
3
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1answer
3k views

fstab does not mount cifs at startup

I'm using Cent OS 6.5. I have a cifs share which needs to be automatically mounted at the system reboot/startup. Following is the line from my /etc/fstab file : //192.168.1.2/files/ /users/ cifs ...
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3answers
237 views

Installing ack on cpanel

I need to install ack on an instance of whm/cpanel (I have root access as it is a VPS) but I have not found any information on how to do that. I tried to install it using the WHM RPM manager, but the ...
-1
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1answer
158 views

What does ~ mean at the end of a file name (e.g. httpd.conf~)? [duplicate]

I edited a fresh apache config file in CentOS 5 using gedit. When I looked at the directory I saw now two files: httpd.conf and httpd.conf~ What does the ~ signify?
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1answer
73 views

Upgrading CentOS web server

Have just taken over control of a CentOS 6.4 web server with Apache. My question is, to update the server software, is it a case of just using yum update and then yum upgrade? Server has been ...
2
votes
1answer
288 views

speed up linux server [closed]

On my VPS, I have centOS 6.5 installed with 2 virtual cpu 2048 MB memory, 60 GB disk and 300 GB monthly data. Doing a speed test today resulted in 168.62 Mbit/s dload and 37.39 Mbit/s upload. Then my ...
2
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1answer
519 views

Downgrade PHP 5.4 -> 5.3 on CentOS 5.10 [closed]

Due to being in some dependency hell and some issues with PHP 5.4, we downgraded from PHP 5.4 -> 5.3. Since doing so, a few of our web apps are acting strange. E.g: # php index.php Results in: ...
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1answer
2k views

Samba 4 gives “Failed to find a writeable DC for domain” on samba-tool domain join

I have a CentOS 6.4 box with SerNet's Samba 4.0.8 installed and no smb.conf file yet, as it should be. I want it to become an AD DC in my existing Windows domain, replicating from the existing ...
2
votes
2answers
312 views

Lose network connectivity when bringing up second NIC

I currently have a CentOS 6.5 box with 4 NICs. eth0, eth2 and eth3 all come up fine, however when I bring eth1 up with an IP address, even on it's own, it causes complete network loss. If I remove ...
1
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1answer
216 views

security concern around adding cron user to web application group

I have a permissions issue on my CentOS 5.6 machine with regards to the cron user. On my test/staging environment my cron user (picco-cron) is a member of one group - picco-cron, as below: ...
3
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1answer
382 views

Fencing VM nodes

I'm using VMware Workstation as my hypervisor. I want to create a cluster with two nodes and a sharing storage with FreeNAS. My questions are around fencing. Is it possible to do it in this case? ...
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0answers
125 views

Create partition on CentOS server?

I have a headless CentOS server that I'd like to create a new partition on so I have a separate boot and data partition. I have an existing server with the setup that I want to achieve and running ...
1
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0answers
175 views

how to install avxsynth on centos?

i am using centos 6 x86_64 and i am trying to install avxsynth for centos, but it always failed from link page i found that i have to install automake libtool MPlayer sudo apt-get install ...
3
votes
3answers
700 views

What is centos /root/core.* files? they eat my hard disk till it is full

I have a vps server with 130GB hard disk. Recently, the server is crash down, I access ssh and use dh -h, Filesystem Size Used Avail Use% Mounted on /dev/vzfs 130G 130G 0 ...
9
votes
9answers
13k views

Package: git-1.7.6.1-1.el5.rf.i386 (rpmforge) Requires: libcurl.so.3

After I run yum install git it shows the error Error: Package: git-1.7.6.1-1.el5.rf.i386 (rpmforge) Requires: libcurl.so.3 You could try using --skip-broken to work around the problem You ...
1
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1answer
386 views

yum update baseurl error

I am new CentOS, I tried to install openssh using yum -y install openssh-server openssh-clients which resulted in Loaded plugins: fastestmirror, refresh-packagekit, security Loading mirror speeds ...
0
votes
1answer
351 views

How to take incremental backup in tape drive

I am having 1 tape drive and I want to take incremental backup of 5 folder to the tape drive on every Friday. But the location of the five folders are on one server and the LTO mounted on a different ...
2
votes
1answer
2k views

Public key problem when installing ovirt on aws

I started an instance on AWS with centos 6.4. I ran the following two commands: $ yum localinstall http://resources.ovirt.org/releases/ovirt-release.noarch.rpm $ yum -y install ovirt-engine I got ...
3
votes
0answers
54 views

broken filesets after install VLC via RPMFusion

Needed a media player, followed the link on this site Here is the last part of the YUM output; After following the link above, VLC installed and executed fine, but I was left with broken filesets ...
-1
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1answer
44 views

Apache Downloading a lot data, how to find out which script?

Apache Downloading a lot data, how to find out which script? I host a few sites, i noticed a ton of bandwidth being Downloading (not so much when uploading) when the httpd service is running, when I ...
0
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0answers
264 views

When I create a new partition for /home, the partition editor moves it to /dev/hda2 instead of /dev/hda3

I have a CentOS system I'm tying to duplicate. I can't use dd or cat over SSH from the source server so I have to initiate the command from the target server. My first choice is to duplicate each ...
1
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0answers
23 views

How can I use iptables to block certain processes from accessing the network? [duplicate]

I can set the processes to run under special uid's and use the technique from this SF answer: -A OUTPUT -m owner --uid-owner 400 -j DROP ...But are there any other ways to blacklist based on the ...
2
votes
1answer
330 views

Is it possible for du to report significantly more disk in use than the mount point has available?

I ran into an interesting situation the other day. I have a 1TB NFS filesystem mounted on /backup. df reported approx 1TB total size, as expected. However, running du -csh . in the /backup/.snapshot ...
0
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1answer
641 views

Update yum fails

I'm using centOS 6.4. I'm getting this error when I use "yum update" in the terminal window. Could not retrieve mirrorlist http://mirrorlist.centos.org/?release=6&arch=x86_64&repo=os ...
2
votes
2answers
336 views

mount changes directory permissions to admin:admin?

I'm mounting a samba share from one CentOS server to another using: mount -t cifs -o blarg,password //10.151.170.170/events /var/blarg/copy-to When I do this the permissions of /var/blarg/copy-to ...
15
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7answers
6k views

Is there a difference of stability between Linux distros?

I've using Debian since 2010 for some home purposes and it has been stable. Is Debian still a good option if I need a server for heavy network, cpu, disk and memory usage? Last month I listened to ...
2
votes
1answer
98 views

Fedora 8 - out of date?

We use Fedora 8 (an Amazon EC2 Public Image) for some of our servers. I see that Fedora is at version 20 now, and Fedora 8 is from around 2006/7. What confuses me is that these servers were installed ...
3
votes
2answers
3k views

Installing Git Unit

I am trying to install git using my yum command Following is the error log Loaded plugins: product-id, refresh-packagekit, security, subscription-manager Updating certificate-based repositories. ...
0
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0answers
125 views

no network connection

I am Newbie to CentOS. I have problems with my network connection eth0 I created /ifcfg-eth0 file since it was not present at /network-scripts. I tried ifconfig which does not display eth0. I have ...
0
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1answer
822 views

how to configure catch all mail in zpanel

I have a CentOS configured with zpanel and I want to setup catch all mail but there is no option in zpanel to configure it. I have tried to search with google but not find any working solution. How ...
1
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3answers
255 views

Reverse a chmod command on a directory

Is there a way to undo a chmod command on a directory in CentOS ?
0
votes
0answers
280 views

php Mails not send with in domain

My setup : Our current server 90.0.0.50 [example] which is containing domain testdom.com. testdom.com's MX record points to Google mail. Due to some issues we need to host our domain on some other ...
5
votes
3answers
1k views

Apache server starts automatically after stopping the service

What can cause httpd to start automatically after stopping it? In a bash script I need to first stop apache web server. This is the script: apachectl stop; while pgrep httpd; do sleep 1; done echo ...
2
votes
2answers
382 views

Does /var/log/secure log successes?

Short one that I've been unable to find a decent answer for. Centos 5.10 server, trying to trawl through all the logs I can to see what IPs successfully accessed the server. I've been mucking about ...
1
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2answers
3k views

yum and openssl disagree on currently installed version in Centos 6.5

I'm attempting to ensure that we are using the most recent openssl version on Centos 6.5, and yum reports that we are, but openssl continues to report that its version is an older one: ...
7
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6answers
22k views

How do I upgrade OpenSSL?

According to these instructions: http://wiki.apache.org/httpd/NameBasedSSLVHostsWithSNI I need to use OpenSSL 0.9.8k or later (right now it's on 1.0.0c) to use name based virtual hosts in apache. ...
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2answers
5k views

Running tomcat under tomcat service account in CentOS

I'm installing tomcat on a CentOS box for use as an application server. My system admin created a tomcat user service account under which to run tomcat. I'm generally following instructions on this ...
1
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1answer
82 views

What does ^Z mean?

I tried using ^Z to send and application to the background(to then use fg to restore) but I notice that it says "Stopped" and in another terminal while monitoring htop, everything just freezes. Is ...
1
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1answer
3k views

passwordless ssh is not working in CentOS 6.4?

I am setting up passwordless login from this link but I can't get it to work. When I do ssh localhost it always asks for a password. I have also referred to this question: ssh password less ...