CentOS is an Enterprise-class Linux Distribution derived from Redhat Enterprise Linux sources freely provided to the public.
3
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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 ...
3
votes
0answers
102 views
I opened a port with iptables but still doesnt work
I have a CentOS installation as a guest VM with VirtualBox. I have two ethernet interfaces, eth0 with NAT and DHCP, and eth1 with Host-only adaptor and static IP.
I have oracle installed in this ...
3
votes
0answers
46 views
RES memory more than initial and maximum memory for java
We have a java application running on Centos 6.4 what we notice is that the RES is around 370m which is more then the allocated max that is 256m. Does this signify that we the application is leaking?
...
3
votes
0answers
199 views
SCSI Tape drive on ubuntu and centos
On ubuntu 12.10 I have those SCSI drives:
[1:0:0:0] cd/dvd TSSTcorp CDDVDW TS-H653N 0208 /dev/sr0
[2:0:0:0] disk Generic USB SD Reader 1.00 /dev/sdb
[2:0:0:1] disk Generic ...
3
votes
0answers
221 views
iptables routing marked packets from router to PC and routing them back to router
I'm trying to do deep packet inspection on HTTP packets. The purpose of this is to collect HTTP payload data and then create some proxy/cache-independent reports. Following this, the idea is to ...
3
votes
0answers
795 views
What is SSTP vpn server and how can I run one?
I've read a couple of L2TP and PPTP tutorials on the net and there are just dozens of "running PPTP/L2TP on Linux" guides available out there and I successfully made packages like open-swan or pptpd ...
3
votes
0answers
130 views
Traffic getting routed through Apache
for some reason, certain outgoing traffic on my server gets routed to the apache webserver i am running. this problem just started happening. i have the webserver set up to use vhosts, the webserver ...
3
votes
0answers
72 views
HDD Testing En Masse
Does anyone have any ideas about how to set up automatic detection and conditional formatting of a LOT of HDDs?
I tried posting this on TomsHardwareForums, but I don't think the responder read my ...
2
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0answers
371 views
LDAP authentication broken with upgrade to CentOS 6.4 (sssd)
I have OpenLDAP server:
@(#) $OpenLDAP: slapd 2.4.23 (Aug 8 2012 16:29:21)
In my configuration have group:
ldapsearch -x -b 'cn=groupname,ou=UnixShell,ou=Services,o=example,c=ru'
# extended LDIF
...
2
votes
0answers
253 views
Installing development tools in RHEL 6
I have admin privilege on my office computer (running RHEL 6) which is connected in a network. I was trying to install development tools using the command: sudo yum groupinstall "Development Tools" ...
2
votes
0answers
206 views
ping receives no packets, but tcpdump can see them coming in
I'm migrating an old Ubuntu OpenVZ instance (Jaunty) to a new CentOS 6.3 host (using vzdump/vzrestore).
Now networking does not work properly. Facts:
It works just fine if a setup a new OpenVZ ...
2
votes
0answers
191 views
CentOS - how to install vsftpd for specific username to have specific directory access only?
I have VSFTPD installed in CentOS. Where i have one username "lesstrust1", when the user login i want the user only can upload/download to this path /var/www/html/oxwall
$ yum install vsfptd
$ ...
2
votes
0answers
95 views
How to edit rpm's HEADER and NAME-VERSION-RELEASE
Is there's a way or a tool that can modify the HEADER and the NAME-VERSION-RELEASE for an existing rpm without installing/rebuilding it?
2
votes
0answers
426 views
Can't ping gateway after bridge
I am running CentOS 6.3 with NetworkManager disabled.
I was trying to set up a network bridge to try out setting up guests w/ kvm. I was creating a bridge before setting up stuff with kvm, just since ...
2
votes
0answers
349 views
Owner & Group setting for OpenCart install on CentOS 6.3
I'm setting up a development server on a HP microserver with CentOS 6.3. I'm relatively new to Linux and have ran into some issues/confusion. I have the server fully setup/updated with yum. It's a ...
2
votes
0answers
150 views
Nagios not running notify command
I am in the process of creating a notify command for our Nagios server to notify us via our Kannel SMS sender.
This is what I got so far:
/usr/local/bin/curl -v -G -d 'username=user' -d ...
2
votes
0answers
188 views
Odd Inode/Ram cache drops happening in CentOS
I run a CentOS 5.7 machine (64bit) with 24GB ram and 4x SAS drives in RAID10 setup.
This machine runs nginx/1.0.10, php-fpm & xcache. About a month back the RAM usage of this machine has changed.
...
2
votes
0answers
352 views
Redmine install on CentOS
I'm trying to install Redmine on CentOS 5 following the instructions on the Redmine wiki. I've gotten to the "Configure Apache to host the documents" step without errors.
That links to another ...
2
votes
0answers
115 views
How do I install dvd-slideshow on Centos 5?
How do I install dvd-slideshow on Centos 5?
http://dvd-slideshow.sourceforge.net/wiki/Main_Page
I tried but only found a gui to install on Ubuntu.
I'm using Centos 5, command line.
2
votes
0answers
260 views
How to generate a report summary of messages that triggered a specific DSN code
I use Sendmail on CENTOS 5.x,
I hope this is a simple question. =) I need to generate a report summary of messages that triggered a specific DSN code. For example:
Jan 11 07:43:34 server-example ...
2
votes
0answers
448 views
fedora 14 xen virtual machine does not detect network
I'm trying to create a para-virt Fedora 14 xen vm on a host running CentOS 5.5. The VM appears to initially install correctly (the installer finds eth0 and can access the installation media). But when ...
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vote
0answers
47 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 ...
1
vote
0answers
45 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: ...
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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 ...
1
vote
0answers
46 views
Centos 5.3 - Need to use 4 com ports without resource conflicts (system has 6 com ports)
we hope to use 4 serial ports together on Centos 5.3 (could not upgrade to newer version due to application limitation).
COM1 and COM2 works perfectly. We use echo to output to customer display to ...
1
vote
0answers
95 views
Why doesn't /etc/udev/rules.d/70-persistent-net.rules exist on virtual machines?
CENTOS 5.9
I'm curious, why doesn't /etc/udev/rules.d/70-persistent-net.rules exist on virtual machines with CentOS 5.9? Is there an alternative file name for this when using a virtual machine?
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vote
0answers
31 views
Setting up surround sound with optical out
I have centos 6.3 running on this pc. the built in sound card is detected normally and is a 7.1 card with all speakers listed. It includes a optical out as well as hdmi for the built in video. It ...
1
vote
0answers
51 views
403 Forbidden on Sub-Folders
I am a Linux newbie and decided to do a LAMP install to start getting more familiar with it (as our company is moving more towards nix these days). Everything went great and PHPMyAdmin, MySQL, ...
1
vote
0answers
84 views
Centos 6.3 Server ignoring IGMP Queries
I am using a centos 6.3 server to subscribe to UDP multicast data and I noticed that my server doesn't answer to the IGMP queries sent by the switch it is connected to.
As a result, when I open my ...
1
vote
0answers
329 views
Unable to install Atheros AR8161 Ethernet controller driver for centOS 6
I've installed CentOS 6.3. However, eth0 does not show up on ifconfig.
So I figured out that I need to install alx Ethernet driver from here.
Since my internet is not working, as ethernet drivers are ...
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vote
0answers
101 views
selinux, dovecot and sieve
I've just started learning to configure SELINUX and this morning on my CentOS 6.4 x64 system, with postfix/dovecot/mysql installed, I woke up to the following selinux issue
found 1 alerts in ...
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vote
0answers
73 views
Error when running ntpd on openVZ host: cap_set_proc() failed to drop root privileges:
CentOS 6.x | OpenVZ
I want to run a NTP server on a vps host of mine. Is this possible?
When I try to start ntpd, it fails immediately and gives the following error:
Mar 14 22:47:44 ev1 ...
1
vote
0answers
102 views
rc.local not being executed when os boots up
I have a script that needs to be run when os boots up. I added it to /etc/rc.local. It was working fine for sometime but now rc.local does not load at boot time.
When i checked the permissions on the ...
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vote
0answers
142 views
Why setsebool command of SELINUX taking so long and slow?
Hi I am new to the SELINUX and I have noticed the command setsebool take longer time than other linux commands. Such as:
setsebool -P ftp_home_dir ON
Out of curiosity I want to know why "setsebool" ...
1
vote
0answers
79 views
Centos 6.2: Unable to open terminal after vbox save state
I'm experiencing this issue frequently. Usually, I work on my Centos 6.2 in VBox for a while and then close it by saving state (going to other machines or doing host work). Then, I resume my session ...
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vote
0answers
413 views
centos 6, hostname won't resolve, dns issue, loop detected
I've searched everywhere and tried all the suggestions that I've seen, but I just can't get this to work now (it was working before). This is the first time I've ever installed a test server that I ...
1
vote
0answers
116 views
Xen is unable to use URL's to install CentOS
I can't seem to use URL's when using the netinstall for CentOS, I'm installing CentOS on a Xen VPS.
I keep getting this error in the terminal window, when I use the URL:
...
1
vote
0answers
163 views
CentOS - /var/log/messages - “Load Detected on Output A” noise
I'm getting perpetual log entries that look like this:
Jan 31 00:50:35 service1 kernel: [drm] nouveau 0000:01:00.0: Load detected on output A
Jan 31 00:50:35 service1 kernel: [drm] nouveau ...
1
vote
0answers
57 views
Allocating resources to VPS's
I need a layman's term definition of these parameters and what they do in terms of allocating resources to servers, as I'm having issues with the VPS's that I set up, as Java seems to be unable to set ...
1
vote
0answers
77 views
Fail2ban showing error Unable to contact server. Is it running?
We start fail2ban in centos using this command service fail2ban start but when we run service fail2ban status we get as below? What could be the mistake ya?
Fail2ban (pid 2810
2813) is running...
...
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vote
0answers
121 views
iSCSI on startup
I've configure iSCSI but CentOS 6.3 is unable to recognize if on startup.
Here is fstab config:
/dev/sdb1 /home ext4 _netdev 0 0
Here is iscsi.conf ...
1
vote
0answers
318 views
Running gnome-keyring-daemon in Centos
I successfully installed MySQL Workbench in Centos 6.2. When I run MySQL Workbench and try to store a password by clicking "Store in Keychain", I get the following error
Could not store password: ...
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0answers
59 views
How to install master branch of freeradius on Centos
Could someone take me through the steps to install the master branch of freeradius on a fresh Centos 6 installation?
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201 views
Editing isolinux leads to kernel panic error in Centos Live CD
I downloaded a CentOS Live CD and tried to customize features on it. The CD boots fine if I use it "as-is". If I edit "isolinux.cfg" to edit the change the title of the CD or the automatic boot time, ...
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0answers
143 views
Set default Soundcard Centos
How do I set my default soundcard on Centos/Linux? I have two soundcards installed on my system and it always detects the wrong one, upon boot.
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0answers
81 views
Naming process in init scripts
I'm trying to write an init script that will start a service that needs to have started postgresql server before. Bellow is the postgresql's init header:
#!/bin/sh
#
# postgresql This is the init ...
1
vote
0answers
128 views
RHN Satellite scout won't push
My RHN Satellite (Spacewalk) server is having issues with monitoring. The Spacewalk Monitor Scout will not push out successfully. It always stops with a Request Expired status. I can't seem to find ...
1
vote
0answers
334 views
Can't launch Snort on CentOS 6.3
I have a problem installing Snort on CentOS 6.3 in a virtual environment.
When I run snort - ./snort status:
Running in packet dump mode
--== Initializing Snort ==--
Initializing Output ...
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vote
0answers
118 views
Multiple Sessions and 1 is slow
Setup is a Centos 6 x64 server and a Windows 7 client running putty. Multiple sessions are opened to this same server from the same client. Periodically, one of these sessions slows to a crawl and ...
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0answers
229 views
How to update driver for SATA to CF adapter
I have a small PC booting CentOS 5.8 with kernel 2.6.18-164 from a CF card on a CF to SATA adapter. Boot time on this machine is cca 2 minutes, but with an updated kernel to 3.x it drops down to 80 ...
