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

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333 views

How to debug a device that changes from /dev/ttyUSB0 to /dev/ttyUSB1 at will?

I have a device plugged to a CentOS server that changes randomly from /dev/ttyUSB0 to /dev/ttyUSB1 and vice versa. The device I'm trying to connect is this one. How can I debug this?
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vote
1answer
87 views

rpmbuild library register for 'requires'

Big Picture: I am building an in-house rpm for a customized php. I build an rpm which works, but generate library requirements that I can't seem to meet without using 'nodeps', which I want to avoid ...
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0answers
517 views

CentOS memory allocation

I was running my VPS with CentOS on 1G memory, but I saw the memory was getting "full" so I had 1G extra installed. This VPS is one I rent at a hosting company. That company did most of the ...
5
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4answers
2k views

enable SMART for HP hard disk

I would like to use SMART to perform a health check of my hard disk. I have an HP server of 4 years ago I believe. Everytime I try to use the following command smartctl -a /dev/sda I got an error ...
1
vote
1answer
3k views

Unknown DAV provider: svn

I did something wrong On my CentOS 5.9, I did the following: cd /usr/local/directadmin/custombuild ./build rewrite_confs But now I get an error restarting httpd: [root@1332 conf]# service httpd ...
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2answers
3k views

Where is the error page location of squid proxy server?

I'm using squid proxy sever on my ubuntu 12.04 LTS. Where is the error page location so that I can customize it..
0
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1answer
71 views

What is transaction check in Yum installation

What is the "Transaction Test" that will be done during installation using yum? Please explain with details..
0
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1answer
331 views

iptables - why the stun, turn ports are not working to allow end points to access the server?

I have this iptables where all working except tcp/udp port 3478 and 5349. $ cat /etc/sysconfig/iptables # Generated by iptables-save v1.4.7 on Thu Nov 21 10:21:41 2013 *filter :FORWARD ACCEPT [0:0] ...
2
votes
1answer
3k views

MySQL permission denied error even after setting security context for SELinux on VM

I have MySQL installed on CentOS (detail versions given below). My OS is a VM machine and not a physical machine, the directory /data/mysql is a local disk (virtual). I suspect I might need to do some ...
1
vote
1answer
98 views

foomatic-configure producing weird perl warnings

I am using CentOS 6.4 and trying to use the 'foomatic-configure' for print information and am receiving some weird errors: Perl: v5.10.1 foomatic: foomatic-4.0.4-1.el6_1.1.i686 Command line: ...
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0answers
80 views

Configure Cent OS 6.4 so that desktop persists after closing VNC session?

I want to configure my newly bought VPS to be able to automatically boot into the Xfce window manager and let users connect to it via VNC and still keep the window manager running after the user ...
3
votes
1answer
2k views

Where are the CentOS 6.4 documents?

I'm only able to find up to version 5 on CentOS.com: http://www.centos.org/docs/ Even though CentOS 6 was released back in mid-2011..
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1answer
113 views

Is it possible to have a seperate firefox profile for root?

There's a shared office PC that employees can use to surf / look up information on, etc. There are times when it would be convenient for me to use the same PC to check my email / log into secure ...
0
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1answer
173 views

Centos 6.4 (64) skype 4.2 no sound notification

Everything works fine. I can hear and others can hear me. But no sound notification. In options -> sound devices "Make a test sound" button is disabled. Other button show "PulseAudio server (local)". ...
0
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1answer
273 views

How to rebuild /etc/cron.d on CentOS?

I installed an RPM on a CentOS machine that was supposed to merge its own files contained in a /etc/cron.d structure with the current /etc/cron.d. However it replaced the current contents. I believe ...
1
vote
1answer
824 views

Centos 6.4. building rpm for cups 1.7

I try to build rpm from source by running rpmbuild -ta cups-1.7.0-source.tar.gz --without dbus but get Processing files: cups-1.7.0-1.x86_64 error: File not found: ...
3
votes
3answers
12k views

CentOS boot time screen resolution

I'm trying to set the screen resolution in /etc/grub.conf using vga= on the kernel line: vga=788 I'm using CentOS 6.4. That command should set the screen resolution to 16bit 800x600 according to ...
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2answers
2k views

Telnet login prompt very slow on Static IP only, possible rDNS issue?

I've switched my CentOS machine from DHCP to static routing, using telnet to connect to it has gone from practically instantaneous, to taking around 30 seconds for the initial login prompt to display. ...
3
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1answer
2k views

Granting access to a restricted git shell

I tried setting up git-shell on our CentOS (6.4) system (after getting this working correctly on Ubuntu 13.10, maybe cross platform hot mess?) my /etc/passwd shows git:x:500:500:Web Archive ...
4
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2answers
16k views

Set Static IP in CentOS 6.4?

Most guides seem to revolve around modifying ifcfg-eth0, which doesn't exist on my system.. [root@Azaz07]# vi /etc/sysconfig/network-scripts/ifcfg-eth0 [root@Azaz07]# ls ...
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2answers
869 views

SSH will not make a local connection without password prompt

While trying to set up a loop back ssh I am getting prompted for a password after a pub key install, this is a CentOS 6.4 server. ssh_config (grep -v ^# /etc/ssh/sshd_config | grep -v ^$) is here: ...
2
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1answer
635 views

Command(s) to install tempfile on CentOS 6.4

I'm looking to install the package for tempfile but am not finding it? possibly use mktemp but I'm not sure if there is a difference in behaviour besides a dot notation in the temp name? $ tempfile # ...
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1answer
1k views

CentOS 6.4 Kickstart bootloader problem

I am installing CentOS 6.4 via a kick start file that looks like this in my build: # install the bootloader (GRUB) bootloader --location=mbr --driveorder=sda --append="crashkernel=auto" After the ...
3
votes
1answer
2k views

How can I fix the issue where Add/Remove Software never asks for my password?

Using CentOS Release 6.4 x86 when I go to System > Administration > Add/Remove Software and try to add software or refresh the package list, I immediately get the following error: Authorization ...
1
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1answer
2k views

Why FreeRADIUS service won't work on Centos?

I have installed FreeRADIUS server on centos via yum successfully, but I couldn't start radiusd service. when I run as root user and exec the following radiusd -X an error is occurred. [root@userAAA ...
0
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1answer
433 views

mount: special device /tmp/cdrom does not exist - CentOS kickstart %post section

I am upgrading an installation from CentOS 5.5 to 6.4. I am having troubles with my kickstart file in the %post section while mounting /tmp/cdrom during the install: The following configuration in ...
0
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1answer
527 views

FFMPEG Conversion Fails

Bad file? I'm very new to FFMPEG so how can I better debug and trace these issues? ffmpeg -i /home/videospace/public_html/labo/lion.3gp new_video.flv ffmpeg version N-57647-g1880294 Copyright (c) ...
2
votes
3answers
124 views

How do I find out which RPM was used to install PHP?

I have PHP installed on a server and I'd like to know which RPM it was build off of (webtatic or remi). How do I find this out. Also, how would I find out if and when that changed?
1
vote
1answer
150 views

Can only get one network to be accessible from outside

So here's a quick overview of my setup: I purchased a new Mac Mini server and I am hosting it with a Mac Mini co-lo facility. At first I had them keep OSX installed and I was using VirtualBox to ...
1
vote
1answer
108 views

CentOS 5 hplip newer version

I am attempting to install a newer version of HPLIP on a CentOS 5 server to all support for a newer printer. However I have been unable to do this so far. I found there was an updated package on ...
1
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2answers
134 views

Monitoring outbound server http header information?

What tool / function can we use on our linux server running CentOS to monitor the http headers that are sent from our application to another application on a different server? Looking for http header ...
1
vote
1answer
398 views

CentOS installation rpms 5.5 vs. 6.4

I am migrating from CentOS 5.5 to 6.4 and have a custom installation that installs specific RPMs. The problem I running into is that some RPMs from CentOS 5.5 are no longer in the 6.4 distribution, ...
0
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1answer
661 views

Trying to install numpy, nltk to python 2.4 on CentOs 5.10 with multiple versions of python installed - python 2.4 and python 3.3

I've inherited a project on a hosted server and I'm trying to install and import numpy and nltk into the project. The OS is centOs 5.10 and the web app uses web.py. There are two version of python ...
1
vote
1answer
937 views

run a php script in centos and time and timeout

I want to run a php script in centos ( /usr/bin/php file.php ), and it takes long time to execute,and in the middle of executing , it stops running , and does not give me any errors. and I'm sure that ...
7
votes
2answers
6k views

GLIBCXX 3.4.15 on Centos 6

I need to install GLIBCXX 3.4.15 on my Centos 6 version (to run a server for a game on Steam). I've googled around and had several websites where they installed programs where the error appeared where ...
2
votes
1answer
272 views

GlassFish/Tomcat security issue between domain users in linux server (alternate docroot issue)

Let's suppose we give to different users(clients) different domains (one domain for one user) in our glassfish application server for their work. This glassfish works in centos 6 server. Every user ...
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0answers
183 views

Listing previous logins through sftp

Hello people of the stackexchange, I am having a little difficulty trying to find a location of a particular log file which i'm hoping someone on here could help me with. What i am trying to do is ...
1
vote
1answer
207 views

In Centos, where is the default or global tmux configuration files stored?

I haven't used tmux in awhile and I forgot where is this installed. how can I find out where this is installed and which default / global configuration file is being loaded?
4
votes
1answer
1k views

What's wrong with this udev rule?

I'm reading through this link in trying to make the appropriate rule to make the BSG device nodes have group ownership of wheel and permissions of 0660. This is the rule that I have: [user@mylinux ...
4
votes
1answer
542 views

Windows Changes File Permissions in Samba File Shares

I have mounted an external USB drive that is used for file shares on CentOS. All of the clients access the shares are Windows XP or 7. Within Windows, I use the "Manage your credentials" feature in ...
2
votes
1answer
97 views

update gnome in centos 6.4

my current version of gnome is : 2.28.2 and I want to update it to version 3. is there a way to do that ? I searched a lot about this problem , but all of the results is about installing gnome on a ...
0
votes
1answer
523 views

Launch application as root user in GNOME

I've got CentOS 6 installed on my server. A few users want to have access to it via VNC, so I installed GNOME separately. Everything works okay, but I want to have possibility to run applications as ...
3
votes
2answers
3k views

HISTTIMEFORMAT modification. In /etc/bash.rc or /etc/profile? [duplicate]

I'd like to add the date/time to the output of the history command in CentOS/RHEL 6. I would like this to apply to all users on the machine by default. This itself is easy. It seems to just be a case ...
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0answers
57 views

How to find the full path of a file from my Desktop in Centos? [duplicate]

My folders in desktop: My folder name about which I'm interested is Ram: I tried the following command for installing yoono-desktop: [root@localhost mpatil]# tar jxf ...
3
votes
2answers
84 views

Identifying unused repositories in Yum

Is there a way to identify an unused repository in Centos/RHEL? I have quite a few repositories installed on a Centos machine and I'm not sure which ones are actually needed and which ones aren't. ...
2
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1answer
84 views

How can I tell if a third-party repository is reputable?

Among other things, I want to install ffmpeg on a CentOS server of mine (just a personal server - nothing too special). I noticed that one set of installation instructions advise to add a DAG ...
0
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0answers
136 views

how to install yoono-desktop?

Just now i download yoono-desktop from http://www.yoono.com/desktop_features.html.While trying to install this app it showing error [root@localhost mpatil]# yum install yoono-desktop Loaded plugins: ...
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vote
1answer
2k views

How to install FileZilla on CentOS?

I downloaded FileZilla from here Now how to install this on CentOS? I used yum install filezilla but it is showing errors like: Loaded plugins: fastestmirror, refresh-packagekit, security You need ...
0
votes
1answer
244 views

Performance Issue: AWS Medium Linux Instance V/S Hetzner Dedicated Instance

I am testing an AWS Medium Instance with CentOS (AWS AMI) and comparing it with Hetzner's EX40-SSD (http://www.hetzner.de/hosting/produkte_rootserver/ex40ssd). Software setup on both is comparable( ...
1
vote
2answers
556 views

How does KVM set its own netfilter rules?

I've been poking around with KVM VM's on Centos 6.4 and after some hair pulling and copious amounts of trying to break my desk with my head due to not having an internet connection on my VM's, I found ...