Red Hat Enterprise Linux (RHEL) is a commercially supported Linux distribution.
3
votes
1answer
683 views
ssh localhost without password doesn't work on Fedora 14
I performed:
$ ssh-keygen -t dsa -P '' -f ~/.ssh/id_dsa
$ cat ~/.ssh/id_dsa.pub >> ~/.ssh/authorized_keys
then in /etc/ssh/sshd_config changed StrictModes to no and restarted sshd.
And I ...
3
votes
1answer
194 views
Prelink warning in output of rpm -Va
I have run the following as root on a RHEL 4 box to get a list of the modified files:
rpm -Va
The output includes lines such as:
prelink: /tmp/#prelink#.60m2Jq: Recorded 2 dependencies, now seeing ...
2
votes
1answer
100 views
RHEL6 not registering correctly when using PXE boot via Cobbler
When I create a RHEL6 server using the DVD media, it works fine. However, we want to do PXE installs.
We import the RHEL6 DVD to cobbler by doing the following:
$ sudo mount -o loop,ro rhel6-dvd.iso ...
2
votes
1answer
244 views
Static IP config no longer persistent in CentOS6
I was messing around with KVM in CentOS 6.3 when I noticed I was having problems with the IP address of my principle network connection (eth0). I backed out my bridge
and restored the network-script ...
4
votes
0answers
252 views
Launching a GUI application in RHEL 5 hangs
When I try to launch any GUI application through a terminal in my RHEL 5.4, it takes a very long time for the GUI to come up. Also, sometimes it just hangs.
I see the following messages in the ...
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
251 views
How to get hgk working on RedHat Linux?
I plan to get hgk to work.However, no matter how I configure the redhat linux, it still does not have any response. Here is information for my machine.
RedHat 5.3
Mercurial 1.8.1-1
I installed ...
3
votes
0answers
152 views
How do I set up dual quadro cards in RHEL 5.5
have a RHEL 5 workstation with 2 nvidia Quadro FX4500 cards, with one display attached to each card. After doing a clean install of RHEL 5.5, the second display doesnt work (it worked ok in RHEL 5.2). ...
2
votes
0answers
40 views
Detect attached monitors when X is not running
I'm working with machines that are running RHEL6. I need to detect whether a monitor is plugged in when X is either not running or has not started yet, for example during bootup. Is there any way to ...
2
votes
0answers
131 views
Using hardware clock on linux
I using an old version of RHEL that I have recently upgraded from 5.4 to 5.8, with a customised 2.30.9 kernel.
The system clock drifts wildly (> 5 seconds/day) unless it is controlled using an ...
2
votes
0answers
245 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
109 views
Run a command before services are started
I have a Oracle Linux 6.3 system on which I would like to run a command when the machines starts up before any other services are started. The reason for this is to try and work around a bug in RHEL ...
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
90 views
recommended procedure to create a user/group during RPM install
after trying hard to search for RPM best practices guides and finding virtually none, to my surprise, I resort to the community -
I need to ensure that some users and groups exist after the ...
2
votes
0answers
107 views
Enable sqlite FTS Enhanced Query Syntax in python in RHEL6?
SQLite's full text search engine offers a simple query syntax (with AND and OR operators and -term for negation), as well as an enhanced query syntax which also allows parenthesis and NEAR — as well ...
2
votes
0answers
166 views
What are the differences between runit and supervisord?
I'm looking into changing our Django deployments and was reading the deploy page for gunicorn and it talks about both supervisord which I was aware of and planning on using and runit that I don't ...
2
votes
0answers
237 views
“Remote function call interrupts” (CAL in /proc interrupts). What is it?
I'm running a test program which generates a large number of threads and asynchronous I/O. I'm seeing very high counts of these interrupts in /proc/interrupts, the program cannot scale beyond a ...
2
votes
0answers
291 views
Can't make a copy of /var/lib/mysql/ibdata1
I have a RedHat Linux server and I'm trying to make a copy of /var/lib/mysql/ibdata1, but I'm receiving an error saying permission denied and the file cannot be opened.
I'm logged in as root user and ...
1
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
188 views
Some Ossec agents not able to communicate with OSSEC server
I have installed Ossec on one server and agents on some other servers running on Redhat. The issue is that some servers are able to communicate and send the logs to servers and others are in INACTIVE ...
1
vote
0answers
105 views
after enabling Xinerama (in AMD condor Dual-Head Graphics Card) the system graphics hangs
I have a problem in my AMD Condor Dual-Head Graphics Card
When I enable Xinerama from "System → Preferences → AMD Catalyst Control center (Administrative)" my RHEL Server 6.3 (x64) Graphics hangs.
...
1
vote
0answers
299 views
How to Disable AutoMount of External Drives
Is it possible to Disable auto mount of External Harddrives or USB's in RHEL.
For security reasons I have to disable this feature.
And when I need it I will enable it back.
1
vote
0answers
387 views
Can't ping first IP with dual NICs on different subnets with multiple gateways
I have two NICs assigned to a server.
eth0 - 10.199.10.0/24 w/ a GW of 10.199.10.1
eth1 - 10.199.20.0/24 w/ a GW of 10.199.20.1
From my desktop, I can ping the IP assigned to each NIC just fine ...
1
vote
0answers
84 views
Negative hdd usage. Available is larger than fullsize
Having issues with space accounting of lvm volume. 23G is available. But the full size of the partition is 20G. (So, it shows "-4.1G used" 0_O)
> df -h
Filesystem Size Used Avail Use% ...
1
vote
0answers
143 views
not all initrd.img's are born equal?
I am trying to get a Red Hat 5.8 box booting via pxe. The box is a virtual machine on ESX5.0 it has a Paravirtual SCSI Controller and VMXNET3 network driver. Now these drivers do not come default in ...
1
vote
0answers
127 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
293 views
iptables not starting up
I have inherited a custom built Linux kernel 2.6.30.9 and am just upgrading the underlying OS from RHEL 5.4 to 5.8 (kernels 2.6.18.164 and 2.6.18.308 respectively).
When booting, the following is ...
1
vote
0answers
374 views
Printing failure at a network printer in linux
I added a network printer to my network by the RedHat Enterprise workstation 6 linux GUI. It seemed that the printer setting did find the network printer. However, whenever I tried to print, the job ...
1
vote
0answers
91 views
How to recover a multiboot configuration after having installed Windows 7?
I've installed Windows 7 and XP on my laptop. After that, I installed RedHat 5.
Now the problem is that I'm not able to load my RedHat.
What should be done to fix this problem?
1
vote
0answers
81 views
Some of the users login screen do not display colors
In my lab I have Redhat Enterprise Linux 5 server.
Users log in through telnet for C programming
Some of the users' login screens display colors, while some other users login screen do not ...
1
vote
0answers
188 views
Flash drive not working on a particular RHEL machine
I have a 32 Gib flash drive. The first time I copied files to it, it failed with a write error and the drive was no longer recognized by the server. I ran a scan on it using Windows chkdsk, which ...
1
vote
0answers
816 views
Making the Spotify Linux client (for Debian) run on RHEL
I'm trying to convince the Spotify Linux client to run from my home directory on a RHEL 6 machine (I don't have root privs, and running the Windows client through Wine results in audio stutter since ...
1
vote
0answers
297 views
W2K3 DC: Samba file sharing access permission problem
I want to access SAMBA shares from a Windows Server 2003 domain controller without a password. But, I am receiving a permission error each time. I'm using RedHat 5.5.
# ls -l
total 96
-rw------- 1 ...
0
votes
0answers
11 views
How to backup a current php installation?
I'm using an old RHEL4 on a server where i need to update (from source) the php version. Moving from 5.2.5 to 5.4.14.
How can i backup the old php in order to restore it if there is any problem with ...
0
votes
0answers
81 views
How to install cpp in RHEL 6.3?
I want to install gcc in RHEL 6.3, but it has cpp dependencies.
So I go to cpp rpm download page, but it has no rpm for 6.3 version:
Is there any other way to install cpp in RHEL 6.3?
0
votes
0answers
64 views
nscd uses 100% cpu
I'm working on a linux box and the output of top reveals that the command nscd (user nscd) is using 100% of CPU.
I'm uploading a flat file to MySQL from this box, and it is taking a long time (albeit ...
0
votes
0answers
208 views
Oracle 11g R2 on Redhat 6
I have a Solaris background, and I am new in RHEL, and I want to install Oracle 11g on it.
I downloaded Oracle documentation, that illustrate how to install it for RHEL 6.
The following or later ...
0
votes
0answers
165 views
Red Hat Enterprise Linux desktop: constant crashing, unusable, what to do
I'm having constant problems with RHEL recently. My desktop crashes during the day occasionally (once a day roughly) and is hung (black screen) every morning requiring a button-hitting restart.
...
0
votes
0answers
125 views
Redhat Grub not working after Fresh Install
Today i installed redhat on one server this server will be used on DR site as a backup.
System has 2 HDD with 500GB space and I created the RAID0 and after that i completed the installation. But ...
0
votes
0answers
52 views
RedHat server packages are never found
I set up a virtual server Red Hat machine but every time I try to use the "yum" command to install new packages, the command works properly but it is never been able to find any package even the ...
0
votes
0answers
542 views
How to mount Windows shared folder on Redhat
Case::
I have to mount the windows shared folder on redhat directory /mnt or anywhere elese.
This is the Windows shared folder Path
D:\Analytics\Data\DownLoad This path will be mounted on Redhat so ...
0
votes
0answers
64 views
How to switch user if the Screen is Lock
Sometime this happen that when I had to do something on server I find that the screen is lock and I dont know the password of that user to unlock it and switch the user.
So i need to know that How to ...
0
votes
0answers
21 views
How to upgrade Local Server with Local Upgrade Server
This is the case
We have One Upgrade Server and it is connected to Redhat Network and it downloads all the updates. Means it is fully up to date.
What I need is that I need to connect the client ...
0
votes
0answers
32 views
Ossec Installation Error
While installing Ossec Hids 2.6 on Redhat 5.5 installed on Virtual Machine, I got this error message.
Whats wrong here.
0
votes
0answers
267 views
Changes made to ifcfg-wlan0 doesn't seem to make a difference
I am running RHEL6 on my laptop. The wireless adapter configuration file ifcfg-wlan0 didn't come by default under /etc/sysconfig/network-scripts. So I created it myself. The problem is, whatever ...
0
votes
0answers
171 views
How do you access internet in RHEL 5 using Android smartphone USB LAN?
How do you access the internet in RHEL 5 using Android smartphone USB LAN?
0
votes
0answers
84 views
Can I arrange icons by type?
I know I can list icons on my desktop in my RedHat Linux machine by selecting "clean up by name" of right-click options. I used to use Windows and kind of miss a function which can arrange the icons ...
0
votes
0answers
467 views
How to install TortoiseHG on RHEL 5.3 from source?
I have been trying to install TortoiseHG with the yum command on my RedHat system and have been struggling. I thought perhaps I should install it from the source. I used the instructions here and ...
0
votes
0answers
796 views
Multiple network adapters with Virtualbox guests?
I'm running VBox under Mac OS with multiple Linux guests (Redhat). Everything works fine except I want to test dual NICs in one of my guests. I'm using host-only adapters and would like to simulate ...
-1
votes
0answers
33 views
How to create a kiosk-type application for RHEL6?
How can I create a GUI application that would be run in kiosk mode?
