Red Hat Enterprise Linux (RHEL) is a commercially supported Linux distribution.

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20
votes
4answers
15k views

Open a RPM on a Mac?

I am on a MacBook Pro running Apple Leopard (Mac OS X 10.5.8). I would like to unpackage a RPM and view the files contained within the wget-1.11.4-2.el5_4.1.src.rpm . I don't need to install the ...
2
votes
1answer
1k views

RHEL 6.4: Openssl 1.0.0-27 libcrypto and libssl missing

I am trying to install znc IRC bouncer, which needs openssl libraries: Error: Package: znc-1.4-1.el6.x86_64 (epel) Requires: libcrypto.so.10(libcrypto.so.10)(64bit) Error: Package: ...
1
vote
0answers
9 views

Rhel 7 not booting up

I recently installed rhel 7 on my laptop as dual boot (with windows 8.1) in UEFI mode. After the installation I cannot log into redhat. The gnome desktop starts to load and then it goes to a black ...
1
vote
2answers
1k views

Can't boot into single user mode

I hosed my login (bad script /etc/profile.d) and I can't SSH into my system or boot it into single. I append " single" to the end of the kernel boot parameters and it just keeps booting like normal. ...
2
votes
1answer
380 views

Install 32-bit library packages on 64-bit rhel 6.2 during installation of os

I want full installation of rhel-server-6.2-x86_64. Within this setup, I want to install some of 32bit glibc packages before completion of installation, which already available in ...
2
votes
1answer
538 views

CHROOT: Unable to copy files to jailed users directory from local machine using WINSCP

I've setup a chroot environment for one of my users called client on my system. I'm using WINSCP to connect to my server from my machine using public key authentication. Everything works fine, I can ...
2
votes
0answers
22 views

How can I reset an unknown root password if a file system check interrupts the startup sequence?

This morning I was helping a fellow admin with a crash that occurred on a CentOS 5.8 VM. Earlier in the day, the underlying SAN hosting various VMs experienced an issue and ultimately caused some ...
0
votes
0answers
25 views

Input is disappearing in emacs

I am currently running the latest version of emacs on RHEL 6.6. The issues I am having is that sometimes when I type input, some of the input randomly disappears and will then reappear when I ...
0
votes
1answer
13 views

`yumdownloader --source` can't find srpm on rhel 6.5

yumdownloader --source prints either No Match for argument or No source RPM found. Switching "Enabled" "1" or "0" has no effect. [vboxuser@okdemohost ~]$ yumdownloader --source gcc Loaded plugins: ...
0
votes
1answer
31 views

tar command not found on rhel6

I am trying to download a file in rhel6 and use tar to uncompress it. I am running this on docker. I get a wierd error saying : /bin/sh: tar: command not found 2014/12/22 19:32:21 The command ...
0
votes
0answers
24 views

Unable to trap “CTRL+C” within kickstart “%pre” bash script

I'm using an interactive pre-installation bash script in a CentOS-7 kickstart image. I was trying to use "trap" to catch user Ctrl+C (SIGINT) and run some code as follows: trap_ctrl_c() { #Some ...
2
votes
1answer
1k views

[RESOLVED]Various programs not working after yum install some packages [on hold]

[RESOLVED]I found out that the Memory chip cause the problems. I change it and the system work fine now! I'm using RHEL6.0 and encounter the problem that gdb,yum,rpm don't work any more. Perhaps ...
1
vote
1answer
526 views

Trouble installing lxml with custom install location for libxml2/libxslt

I am attempting to install a python module called lxml to my account on a supercomputer running RHEL. I do NOT have root access or super user status. lxml requires the dev/devel versions of libxml2 ...
4
votes
2answers
713 views

Running programs as root with my own password in Scientific Linux/Red Hat/Fedora/CentOS

In Debian-derived Linux distros, if you are not root but are authorized in /etc/sudoers, GNOME will ask you for your own password to allow privileged operations. However, Scientific Linux asks you ...
-1
votes
0answers
18 views

Deleting symlinks of Firefox in Linux RedHat

I have played with symlinks and caused bunch of broken links. Now when (using GUI) I click on the firefox icon, it errors that "too many symlinks" exist. How should I clean those links? because I ...
8
votes
2answers
699 views

Difference between txqueuelen and ethtool tx

What's the difference between the txqueuelen setting that can be applied with either: ifconfig eth4 txqueuelen 5000 ip link set eth4 txqueuelen 5000 And the tx ring size setting that can be applied ...
1
vote
2answers
549 views

How To Locate Dependencies Needed by RPM Packages

I am trying to deal with keeping our RHEL 5 server patched up, but also dealing with our security constraints. This particular server is not allowed to talk to the Internet. So yum isn't really an ...
1
vote
4answers
54 views

Cannot use “firefox” command to run latest firefox

I have download firefox version 34 from Mozilla website. Next, I extracted the tar archive, and moved it to the Desktop. Now, when I run the following command: Desktop/firefox/firefox the version ...
1
vote
3answers
2k views

YUM UPDATE stuck forever

I created repository for RHEL 5.6 . There was already an exiting repository for RHEL5.2 which I deleted. And i run following commands yum clean all yum clean metadata then, Yum list all It list all ...
2
votes
3answers
2k 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 ...
0
votes
0answers
6 views

Installing xcache-admin after easyapache configuration(issues) RHEL6

I configured my server with easyapache with setups up XCACHE for me. The issue is it doesnt include xcache admin and I need that to use our platform. When I try and YUM the package from EPEL, It tells ...
0
votes
1answer
413 views

Installation of QEMU, GCC for ARM in RHEL

We are setting up a lab which has the QEMU system to emulate an ARM processor and run assembly programs. The lab is currently setup with the host operating system as Ubuntu. We are migrating the lab ...
1
vote
1answer
25 views

dhcp without dns: ping `hostname` not working. Auto add hostname to /etc/hosts?

On RHEL 6.5 how to make my own hostname locally resolvable, if my ip address is dynamic and not registered in DNS? I know, it's possible to add dhcp hook scripts. Is there a similar way to hook the ...
0
votes
0answers
142 views

Dropbox doesn't work on scientific linux

Installed dropbox on scientific linux (command line only) several months ago and it has been working fine. I installed it for one user, and I control it using the CLI dropbox.py. Recently I ...
1
vote
0answers
32 views

Utility to list and modify kernel modules loaded at system startup

How do I list all kernel modules loaded while system startup? Is there a user space utility to list and modify the modules loaded during system startup? I am working on RHEL6 Desktop and RHEL6 ...
0
votes
0answers
8 views

Automated STIG implementation on CentOS7

As someone new to STIG who has done a lot of reading, I'm looking for options on automated STIG implementation on CentOS7. Specifically, I'd like a package similar to the stig-fix-el6 package. My ...
4
votes
1answer
358 views

Spike in swap utilisation without high swap rate

Every Saturday, for reasons unknown to me, one of my servers experiences a spike in swap utilisation. It's not necessarily a problem as there is plenty of free memory available, but I'd still like to ...
2
votes
0answers
14 views

Error occuring resgiter the Redhat 6.4?

I'm trying to register the Redhat from RHN Registration. This report the bug There was an error while populating the profile This error shouldn't have happened. If you'd like to help us improve this ...
0
votes
1answer
9 views

firstboot starts Xorg with wrong command line

After installinx nx server, gnome and setting run level 5 in inittab, nx can't connect to X server, but after killing Xorg it can. Looks like I have to accept the license to get rid of firstboot, but ...
3
votes
1answer
470 views

GDM will not start on boot, unable to login into graphical interface

I am running RHEL 5.8 . SELinux is enabled but in permissive mode. Here are some snippets from /var/log/messages on boot. kernel: type=1400 audit(1360613500.551:6): avc: denied { write } for ...
2
votes
1answer
3k views

NFS Mounting Error

From ServerA I shared directory /u001/app/oracle/FolderA and trying to mount this on SeverB under /media Contents of ServerA /etc/exports file /u001/app/oracle/FolderA ServerB(rw,sync) When I ...
1
vote
0answers
56 views

Using a VPN client as a VPN gateway

I would like host 1 to use host 2 as a gateway to the remote host 3. I have scoured the web looking for a solution, but it doesn't seem to work for me. VPN client software is ike (shrewSoft VPN) is ...
5
votes
1answer
511 views

How can I make the eth1 up and always available for remote access, where eth0 will be used for host to host IPSec VPN?

I am running Amazon EC2 instance with Red hat enterprise linux, where I have two network interface. Now: eth0 is currently active having public ip where I am remotely logged in via SSH, to ...
1
vote
1answer
39 views

Where are the systemd configuration Files?

How do I enable particular units in particular targets? Once enabled, where is the configuration stored?
3
votes
1answer
525 views

Can you create a volumegroup in LVM that all the Logical volumes created under it will be thin provisioned?

I would like to know if it is possible to create a volumegroup in LVM that all the Logical volumes created under it will be thin provisioned? This will be used on RHEL 6 which does include thin ...
2
votes
1answer
429 views

RHEL6 Can't make my script run on shutdown and reboot

I'm trying to execute a script in each shutdown and reboot but the script never runs. I created the script baseRhel64 and save it to /etc/rc.d/init.d I did chkconfig --add baseRhel64 I included in ...
1
vote
0answers
14 views

Can't modify or delete SELinux user

I was playing around with user_u in the targeted policy on RHEL 6.5. I'm logged in as root in the unconfined context, so I have full ability to change anything I want. I've also switched to ...
1
vote
1answer
347 views

Why do I have to stop/restart cups in redhat linux in order to use a custom filter?

A colleague wrote a filter utility for me in ruby that allows me to print barcodes from a textfile. (The filter replaces @{blah} with the proper PCL and a barcode checksum character so that "blah" ...
-1
votes
0answers
18 views

What can cause a file reset operation to crash?

We have a dll (Delphi/Kylix) that crashes the program that has loaded it just after we do a reset on a file. This fails after thousands of operations that do the exact same thing (this was run in a ...
3
votes
0answers
17 views

Why does saving a KVM-QEMU VM requires additional memory?

I have three VMs running on Red Hat Enterprise Linux with 8 GB RAM, each of the VMs has 3 GB allocated, and I also run a 512 MB VM. If we also consider the guest OS's memory usage (usually 1.5 GB due ...
2
votes
1answer
61 views

Start Application on Start up

I am currently using RHEL 7.0 for our project. I have an embeded application which I want to run on boot up. I have an exe file for the same. I have tried using the systemctl command but it has not ...
2
votes
1answer
13 views

Fedora / RHEL association list?

My Google-fu is failing me! Does a list exist publicly that identifies which Major (Minor?) versions of Red Hat Enterprise Linux are spun from which Fedora versions? Does Red Hat even release that ...
0
votes
2answers
50 views

bash NOT reading .bashrc on RHEL 6

machine A --RHEL 7 and updated. machine B -- RHEL 6 and updated. If I do this on A (RHEL 7) ssh B I get in, like I should, but my .bashrc has NOT been run. This is new behavior to me. I want ...
1
vote
0answers
16 views

How to set one job to run at precise time with anacron without losing config at next upgrade?

I want logrotate to run at a precise time daily. Currently it is set to run at some random time using anacron and I don't want to change the randomness factor for all the other jobs. I have ...
22
votes
3answers
1k views

How can I shutdown a RHEL server at 06:45 tomorrow morning?

I just received notification that our site has a power outage tomorrow morning. I am a Windows admin but I have to cover for our Linux admin who's not around until tomorrow evening. I need to ...
0
votes
1answer
9 views

How change server and repositories setting after red hat was installed?

During install Red Hat 6.5 x64 it asks about server type and repositories to select. Is it possible (and safe) to change these settings later via command console?
-3
votes
1answer
41 views

rhel 6.5 yum update error

#yum update ^[[3~Loaded plugins: product-id, security, subscription-manager This system is not registered to Red Hat Subscription Management. You can use su ...
2
votes
1answer
25 views

SIGTERM not working occasionally

We use the regular /etc/init.d/jboss stop to stop the jboss on our machines. But at times, it does not stop the process and we get what is pasted below. When this happens we kill the process with a ...
1
vote
1answer
168 views

How to run a cron job to execute every minute?

I am trying to create a directory having timestamp in its in name in /home directory. I have created following cron job as root user. But it's not running. What's wrong I am doing? Following is my ...
1
vote
2answers
195 views

How to remote install CentOS/RHEL 7 using a rescue image like GRML?

Assuming a remote machine where you can PXE boot into a GRML image that also provides ssh access. Now the question is how to install CentOS in such an environment. Something like KVM access is not ...