CentOS is an Enterprise-class Linux Distribution derived from Redhat Enterprise Linux sources freely provided to the public.
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votes
1answer
8 views
Copy website from RedHat to CentOS
We currently have our website and website's CMS hosted on a dedicated host which runs Red Hat. We want to remove Red Hat and install CentOS instead.
My question: is there a straight forward way of ...
1
vote
1answer
16 views
What are the chkconfig directives (classic style) into init.d scripts?
To ask my question, I must first clarify the context.
Every init script in /etc/init.d (on RedHat and Centos distros) is prepared to be managed with the chkconfig command-line tool utility.
This ...
-2
votes
1answer
19 views
Configure Clock on different port other than port 80 in CentOS
I installed CentOS 6.4 & noticed that port 80 is being used by Clock application
[root@l-22733-p11 logs]# lsof -i tcp:80
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
clock-app ...
0
votes
1answer
19 views
Java installation having issues on Centos java and javac showing different version
I have this package of java jdk-7u3-linux-x64.rpm. So I have been doing this normally yum install jdk-7u3-linux-x64.rpm. Then immediately I will do this
alternatives --install /usr/bin/java java ...
1
vote
1answer
30 views
Redhat find process memory usage [duplicate]
When I cat /proc/meminfo I see:
MemTotal: 1048576 kB
MemFree: 11136 kB
Buffers: 0 kB
Cached: 0 kB
SwapCached: 0 kB
Active: 0 kB
Inactive: ...
1
vote
2answers
30 views
Why there are two ifcfg-eth0 file but in different directory
I am trying to understand why there are 3 ifcfg-eth0 on my CentOS 6.4 server, they are hardlinks to the same file looks like.
Anyone knows why ?
$ ll /etc/sysconfig/network-scripts/ifcfg-eth0
...
2
votes
1answer
42 views
grub error : “File not found” for separate /boot/efi partition
I've installed CentOS 6.4 on UEFI enabled machine, created /boot/efi partitions.
But my grub is not automatically starting, if I start the PC, I start in Windows 8.
I can only start CentOS by ...
1
vote
3answers
63 views
How to know which is the default script shell in Centos?
I'm using Centos 6 and after reading about different shells and dash implementasion as sh replacement in Debian, Ubuntu and Fedora, made up my mind to replace sh with dash as the script shell in ...
0
votes
1answer
25 views
SELinux Write access for vsftpd and samba
This should be easy enough I think, but I'm new to SELinux.
I have a CentOS 6 file server. I have some LVM file systems at /var/media and I want to use both Samba and FTP to share them with a Windows ...
1
vote
1answer
19 views
Install vmware-tools using yum in vmware fusion
I added vmware-tools repo [1] to my virtual CentOS box. What is the exact set of packages I have to install?
The rationale is to be able to update vmware-tools using yum.
Environment:
Host OS: Mac ...
3
votes
0answers
30 views
First key pressed repeates forever
I just installed CentOS 6.4 on an old machine I acquired for a development box, but I am running into keyboard issues I can't get around.
I start the machine and go to type a user name in and ...
1
vote
1answer
28 views
Atomic repo to just update Ossec and not the rest is that possible for Centos 6.4?
I followed this link http://www.ossec.net/?page_id=19 and enable both epel and atomic repo to install ossec. My problem is I just want a local installation of ossec so I ran this yum install ...
1
vote
2answers
37 views
gedit preferences grayed out
I'm using gedit 2.28.4, on Centos 6.4.
When I click on Edit > Preferences, I can't modify anything, as everything is grayed out.
Also, I could not re-size the preferences window to locate the ...
0
votes
0answers
32 views
How to determine the sequence of ordering certificates by browser?
I did a Mutual Certificate Authentication implementation with OpenSSL and Apache Web Server on CentOS platform. To simple explanation see this diagram:
----------
| ...
0
votes
0answers
38 views
Cent OS 6.4 UEFI Dual boot
i'm really a beginner to Linux trying to study for RHCSA certification here.
I have Windows 8 installed on UEFI BIOS. When i installed Cent OS, installation went smoothly and then after restarting, ...
1
vote
1answer
42 views
Problem compiling a driver : “No rule to make target”
First of all I am running a CentOS 6.4 installation.
My computer is a laptop and I am trying to install the drivers for my ethernet card, because this week end I lost my ability to connect to the ...
0
votes
0answers
27 views
Installing Ossec on an existing centos 6.4 machine
I have an existing machine running centos 6.4. Is it ok to install now the Ossec or it's not worth any more as the machine is already running for few months.
Which is the best mechanism to install ...
1
vote
2answers
59 views
CentOS 6.4 as VirtualBox guest under Windows 8 host, fullscreen mode causes unresponsive cursor
I apologize in advance if this is an inappropriate place to post this question.
I've installed VirtualBox 4.1.26 in Windows 8 6.2 (I don't think I have Pro) and got CentOS 6.4 installed with Guest ...
-2
votes
1answer
37 views
Red hat enterprise linux how do i install apache with SSL HTTPS? i have CERTIFICATE, KEY, INTERMEDIATE (ROOT CA) from heart internet [closed]
How can i install SSL HTTPS in my apache webserver in Red hat enterprise linux? Only following is installed. And i have tried this website follow up but its not working it fails.
$ uname -a
...
1
vote
0answers
28 views
Can't get BIND and NS to work properly [closed]
I just got myself an unmanaged Dedicated VPS from OVH and I don't have a prior experience of setting up servers or DNS servers but I followed a couple of tuts and installed webmin and created NS Zones ...
-1
votes
1answer
44 views
SSH screen (CentOS) crashes
I use the screen command to run a Minecraft server on my CentOS 6.4 machine.
However, once I end the SSH session, the Minecraft server and the screen will eventually simply stop such that when I come ...
0
votes
1answer
23 views
centos httpd.conf set different ip for a directory
I have 3 ips in my server, i want use them to increase twitter api limits.
How to set a different ip for a directory in centos 6.1 httpd.conf (apache 2.3.1)
I added these line in the bottom of ...
2
votes
2answers
44 views
Finding yum equivalents of apt repositories?
I have code to setup an Ubuntu server that relies on apt-get. It has lots of packages as documented on our project wiki, for example these: development environment and the ruby dependencies.
However, ...
0
votes
0answers
50 views
gnome-terminal won't launch because it crashes every time
gnome-terminal worked this morning, and I haven't installed any software or changed any OS configurations. Now every time I try to open a terminal window, I get an error dialog: The application ...
2
votes
4answers
80 views
How can I uncompress gz files in random directories and store the decompressed files in those same directories?
CentOS 5.9
I've got a server with a foo.ext.gz file located in a variety of random directories.
Example:
/opt/fooapp/foosubdirectory/foo_randomnumber/blah/blah/foo.ext.gz
...
0
votes
1answer
29 views
Installing a secondary drive in CentOS 6
I am new to Linux and CentOS so I may not be sure of the exact question to ask. It may be best for me to tell you what I have done. I installed a secondary 500gb HD to use for file share storage. I ...
0
votes
1answer
55 views
When running a terminal, I get the default bash prompt
Whenever I run a terminal in Linux (Centos), my console line starts with:
bash-4.1$
During the Centos installation, I created a user 'mark'. Later on that day, I needed to change the name to 'john' ...
4
votes
3answers
108 views
ldd tells me my app is “not a dynamic executable”
I have a 32-bit application (called uclsyn) I received from an astronomy professor. I managed to get it running on CentOS a year ago, but now when I am setting up a new CentOS VM, it won't run and I ...
1
vote
2answers
63 views
Commands for determining level of usage of server
I am scripting a new program that will connect to a cluster of machines in a VM park, and hopefully check their level of usage.
The VM clients are a combination of RHEL and CentOS, and runs on ...
0
votes
1answer
117 views
Kipmi0 eating up to 99.8% cpu on centos 6.4
We have centos 6.4 and the kipmi0 is showing as 99.8%cpu and 0.0% memory and load average is 1.00. What should we do to rectify on this? Thank you.
1
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0answers
48 views
How to add my own created certificate authority to system trusted repositories
I was told that I can add my created CA to trusted repositories/authorities in my system instead of adding it from browser and configuring in in ssl.conf.
Yet I can't find anything similar on the ...
3
votes
1answer
75 views
What's the easiest way to decrypt a disk partition?
I made a mistake of encrypting the entire LVM physical volume (contains both home, root, and swap) when installing a CentOS 6.4 (2.6.32-358.6.1.el6.x86_64) box. I soon came to realize that moving ...
0
votes
0answers
28 views
PBX randomly loses network connectivity and restores itself
I'm using a QBX appliance, which is just a microATX desktop system with FreePBX connecting to asterisk and some other slapped together stuff running on CentOS 5.4. It's horribly out of date (which I ...
1
vote
1answer
66 views
Unable to make sshd start at boot time on centos 6.4 . It starts ONLY after I login from console
I have installed centos 6.4 on a desktop and wanted to access it mostly remotely. For this, I tried ...
1
vote
0answers
47 views
Scrambled Xen Console on dom0
I installed Xen using the recommended procedure on Ubuntu's site using motherboard Supermicro X7SBL-LN2 and Ubuntu 13.04 amd64. After the installing it and rebooting my console looks like this: ...
1
vote
2answers
54 views
Moved some files unable to use mv now
I accidently used mv mymods /* * . Now i am unable to undo it or either use any command. How do i fix that?
I was in directory name /home/nginx/crap
[root@somehost /home/nginx/crap]# mv mymods /* *
...
1
vote
2answers
37 views
Using a specifing gateway for a packet. (CentOS/RHEL)
I have just setup a machine which has two NICs, one for private network and the other one for public network which has a real IP assigned to it.
DEVICE=eth0
HWADDR=XXX
TYPE=Ethernet
UUID=XXX
...
3
votes
1answer
108 views
What is the service that's responsible for automounting a USB drive in CentOS 6.4?
I know of the legacy Linux way of mounting a USB stick or drive: mount /dev/sdb1 /mnt/
But in some CentOS 6.x installations I saw, you just insert the USB stick and CentOS automagically mounts it, ...
2
votes
7answers
197 views
Determining Linux architecture from files
I have a system with an unrecoverable /usr partition. Terrified the drives are going bad, I've got it booted into a LiveCD environment, and I can't remember what the install architecture was, the ...
0
votes
1answer
37 views
Red Hat Network (RHN) and package updates
I was just reading about Linux servers and Red Hat Enterprise Linux. What exactly is the Red Hat Network (RHN)? From what I've gathered, you subscribe to it to be able to update your system. Does this ...
1
vote
1answer
117 views
Installing Dovecot and Exim on CentOS 6.4
I've been looking for some guides on setting up a secure Dovecot and Exim mail server setup on CentOS 6.4, however it seems there's nothing out there.
Does anyone know of any guides - or - if someone ...
1
vote
1answer
42 views
Perl dependency issue
I've installed CentOS 6.3 (i386) recently.
It has two perl binary
/usr/bin/perl (v5.10.1)
/usr/local/appx/perl/bin/perl (v5.8.8)
My question: Is it possible to install some other funtinonality ...
2
votes
1answer
36 views
Sign a module after kernel compilation
I've built a kernel in tmpfs, then I rebooted.
Now I see a message when I compile the 3rd party module,
NO SIGN [M] XXXX.ko
How can I get it signed? The key pair generated during rpmbuild is lost ...
2
votes
3answers
67 views
Colorize Bash Console Color
I need to be able to set my CentOS 6.4 bash prompt color to yellow.
I've managed to find where to set this (.bashrc) and the ANSI color for yellow (\e[0;33m).
I've setup my prompt as follows:
...
0
votes
1answer
46 views
Where to put generated certicate for user [duplicate]
I was following this tutorial and I want to implement mutual authentication between server and client, where server and CA (certificate authority) is the same thing.
I reached the last step and I ...
1
vote
0answers
37 views
Wifi module doesn't work anymore in CentOS
Like the title said, my wifi module doesn't work anymore. After a kernel upgrade. The wifi LED is permanently red. I can only use a wired connection.
EDITS
I add only the lscpi output because the ...
3
votes
2answers
142 views
rsyslog drops messages excessively
We have a CentOS machine acting as our syslog server. I recently noticed that the machine has been dropping large numbers of syslog messages at times. We have over 250 routers and switches, as well ...
2
votes
2answers
41 views
rpmbuild: Is there a way to specify recommended packages
So, search as I might, I can't find anything about specifying recommended packages in a spec file.
I wouldn't even consider it possible if I hadn't seen it in the spec file for Mono 2.10.9. It reads ...
2
votes
2answers
34 views
rpmbuild: How can I 'Require' one package *or* another
So, I'm trying to fix a spec file right now for rpmbuild.
On Suse, it looks like the X11 library development package is named "xorg-x11-libX11-devel" while on CentOS it seems to be named ...
0
votes
0answers
42 views
Can't load IA 32-bit .so on a IA 32-bit platform
I'm trying to install an 32_bit_application on CentOS (64-bit), while running the setup.bin
file it return the following error
Invocation of this Java Application has caused an ...
