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

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7
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2answers
5k views

Which of these three commands is telling the TRUE Redhat release information

I was checking for the Redhat release so this time I used three different commands. Two commands gave the same result but the third command gave different result. Which one is right. ...
6
votes
1answer
594 views

Are Debian- and RedHat-style repositories compromised by Heartbleed OpenSSL bug?

The Heartbleed exploit (CVE-2014-0160) makes SSL connections using OpenSSL vulnerable to private key leakage. Does it mean that official update channels in RHEL/CentOS/etc. and Debian/Ubuntu shall be ...
6
votes
1answer
483 views

Why does `man -k cron` say `vixie-cron (rpm)` for some results, and how do I read those pages?

I'm trying to find out some details regarding cron and /etc/cron.d/ on a RedHat system. Ironically, my answer is viewable within the vixie-cron-*.src.rpm for this package, but the the man pages for ...
6
votes
1answer
5k views

Install g++ when having gcc (C only) — RH6

I have a RedHat 6 machine, which came with gcc but without g++. The gcc version is 4.4.4 20100726 (this is what I got from gcc --version). How can I get g++ working? Currently, the shell just returns ...
4
votes
2answers
1k views

USB set to /dev/sda instead of /dev/sdb

I've been trying to use a kickstart file to guide the Red Hat installer (RHEL6.5) without user intervention. It correctly looks for the kickstart file in /dev/sdb/fs.cfg, but because the USB is ...
4
votes
1answer
519 views

Maximum memory usable by a 32 bit RHEL 6 system

I have installed a 32 bit RHEL OS on a 64 bit system. From the wiki page of PAE: The Linux kernel includes full PAE mode support starting with version 2.3.23, with Linus Torvalds mentioning ...
4
votes
3answers
8k views

How to create Local Repositories in RHEL

I need to create a local repository in RHEl 5.5. i386 Because when I type some command in terminal it say that RHEL is not subscribed with RHN which is true. I took it from friend. So can someone ...
4
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3answers
1k views

Recompile Kernel to Change Stack Size

I need to recompile my kernel on RHEL WS5 with only two changes. Change stack size from 4k to 8k Limit usable memory to 4096. How do I recompile the kernel without changing anything else but ...
3
votes
1answer
875 views

RHEL - GDM could not write to authorization file

I am getting an error as "GDM could not write to your authorization file" if I try to login as a non root user in my RHEL system. I restarted the machine hoping that the tmp files will be cleared and ...
3
votes
1answer
493 views

Not able to extend the size of an LVM logical volume

During RedHat installation, I created one volume group with two logical volumes in it. Volume Group Name = VolGroup00 LVMs = LogVol00 and LogVol01 LogVol00 size = 48G LogVol01 size = ...
3
votes
1answer
457 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 ...
3
votes
2answers
5k views

Run getty on a serial port on startup on RHEL

I want to put a getty on ttyS2 on a RHEL 6.1 box so I can use IPMI's serial-over-ethernet functionality to log in to a machine when SSH isn't working. In the past (on Ubuntu?), I used to add a line ...
3
votes
1answer
6k views

Mount samba filesystem into RHEL 5.5

I have a trial RHEL version for a proof of concept where I was asked to mount a windows filesystem into linux. I tried mount -t smbfs -o username=samba,password=samba //Desktop/Public /mnt/public ...
3
votes
1answer
749 views

SSH getting disrupted intermittently

I have Red Hat Linux Enterprise Edition 5 on my box. Recently I started having issues with my SSH service not keeping my connection and randomly disconnecting my clients. Ping works perfectly fine, ...
2
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0answers
370 views

mailx attachment behaviour between RHL 5 and RHL 6

We have a line of code that does this in ksh, to send a file as an attachment in email: uuencode <filename> <filename.txt> | mailx someone@somewhere.com In RHL 5.2 mailx sends ...
2
votes
2answers
4k views

/usr/bin/ld: cannot find -lcrypt (rhel 6 )

System info [root@xilinx busybox-1.22.1]# uname -r 2.6.32-71.el6.x86_64 Following errors come when I make busybox on rhel 6: /usr/bin/ld: cannot find -lcrypt collect2: ld returned 1 exit status ...
2
votes
1answer
767 views

Logging %pre during kickstart - logfile doesn't exist after boot

I am kickstarting several EL6 systems and I want to log the actions taken in my %pre section. I know that I can log the %post section per the hints provided by centos.org: Tips and tricks for ...
2
votes
1answer
101 views

Update different dropbox instances

I am using dropbox on my redhat linux kernel. Right now we have a dummy user set up, with it's own dropbox account. Everyone can access and dump their files into it while on the machine and then ...
2
votes
3answers
344 views

Single CD install of a RHEL-like distribution?

Can someone suggest a RHEL-like distribution that can install from a single CD? I am looking for a distribution where services are started from /etc/init.d, environment variables are set from scripts ...
1
vote
1answer
64 views

backup user accounts without giving a home directory to them

I am reinstalling the older Ubuntu machines with the latest RHEL 6.0 in servers. I have /etc/passwd and /etc/group and /etc/shadow file backed up for the list of user accounts that I need to create ...
1
vote
1answer
1k views

RHEL Installation issue with UEFI on HP Compaq Desktop

I have bought a new Desktop HP Compaq Elite 8300 SFF. It came with Windows 7 Pro installed. Now I want to install Linux (RHEL) by dual booting it. I have successfully shrinked the partition and ...
1
vote
1answer
865 views

Control bandwidth with iptables

How can I control bandwidth in RHEL 5 using iptables?
0
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2answers
18 views

RPM command stuck/FREEZE when installing RPM file

I want to install the following rpm from some reason RPM is stuck or freeze and not install the RPM package also I cant stop it by control C , please advice what could be the problem ? root]# rpm ...
0
votes
1answer
61 views

Init script to run a script as specific user

/apps/data/service/bin/startup.sh This is the script i want to be executed during RHEL booting. I want it to be run in runlevel 3 only. And i want this script to be started as specific user, ...
0
votes
1answer
176 views

Answer password prompt programmatically via shell script

I would like to programmatically answer a password prompt using only shell script when prompted. Is it possible to automate this task in this way? I want to avoid other tools entirely - so no expect ...
0
votes
1answer
824 views

OS errors : kernel: EDAC k8 MC0: extended error code: ECC chipkill x4 [duplicate]

We noticed the server crashes with below errors. Not sure it is related to any defected piece of the hardware or totally not related to Server detail:Red Hat Enterprise Linux ES release 4 (Nahant ...
0
votes
1answer
384 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 ...
0
votes
2answers
5k views

Why VNC not showing actual Remote Desktop

Ok i installed vnc server on RHEL 5.9 and also installed Tightvnc viewer on windows 7 and from RHEL i started vncserver and assigned the password using vncpasswd. Then from tightvnc viewer i gave the ...
0
votes
0answers
343 views

How do you access internet in RHEL 5 using Android smartphone USB LAN? [duplicate]

How do you access the internet in RHEL 5 using Android smartphone USB LAN?
0
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4answers
23k views

How to read NTFS drives in Linux (RHEL 6)?

My system is on dual boot. I have installed both RHEL 6 and win7 in it. I use RHEL mostly and I want to use my windows' NTFS drive in RHEL. How can I do it? Tell me the procedure.