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

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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. ...
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2answers
439 views

Problem with configure and build php 5.2 on redhat 5

I downloaded php binaries and tried to build the same using following command. ./configure --with-apxs2=/usr/sbin/apxs --with-mysql But i'm getting the error related to mysql client library. ...
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1answer
2k views

How to see the total progress while copying the files

We know that if we give --progress parameter to rsync it will show the progress of files copied. But issue is that is shows the progress for each single file not total or overall progress. So how to ...
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0answers
58 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 ...
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1answer
135 views

Why doesn't build of net-snmp 5.7.2. provide /etc/rc.d/init.d/snmptrapd?

I am packaging an RPM for RHEL6, built from net-snmp-5.7.2.tar.gz. I see that the file /etc/rc.d/init.d/snmpd gets created and packaged but I do not see the init file for /etc/rc.d/init.d/snmptrapd. ...
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1answer
7k views

How to add Two Gateway on same machine

I have one test server that has Two Interfaces. To one interface i have assigned ip 172.16.122.1 and GW 172.16.xxx.xxx Now i connected cable to second interface and gave it ip 10.2.2.98. Now they ...
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2answers
201 views

How to list RPM packages installed in order of installation date

I'd like to see a list of software installed in the order of the date they were installed. The order doesn't matter (newest to oldest & vice-versa) as long as they're arranged by date. I'm mainly ...
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3answers
639 views

git command not found

I had to install git from source on RHEL. After installation the git command is shown to be in /usr/local/bin/git when trying the whereis command.This path is available in $PATH also. When I type ...
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1answer
633 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 ...
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937 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" ...
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1answer
892 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" ...
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1answer
732 views

Why setsebool for httpd not working with -P parameter?

I'm trying to disable SELinux for httpd, but when I use the the setsebool command with -P parameter, it doesn't work: setsebool -P http_can_network_connect 1 Nothing happens when I do that ie, the ...
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1answer
246 views

What would be the “apt-cache show” equivalent on RHEL *without* requiring sudo/su?

How can I query the local package cache of yum on RHEL (and derivatives) without requiring superuser privileges? Note: I am not interested in running an update of the package cache up front. All I am ...
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1answer
494 views

How many packages does RHEL 6 provide?

I'd like to know how many binary and source packages Red Hat provides with their current RHEL 6.4 Release.
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1answer
107 views

Location of crontab job created by non-privileged user

The issue I currently have is someone has created a crontab process to run on a RHEL 5 box, yet has not left me any privileged user information. How can I execute this cron job that was setup to run ...
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2answers
986 views

How to access the Local FTP YUM repo from client Machine

I setup the FTP server on Machine A 192.168.1.105 and created the YUM repo. And placed following contents in it. #vi rhel-localftp.repo [rhel-localftp.rep] name=bla bla bla ...
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2answers
906 views

Redhat: non-root user needs to copy files to a NFS share

Typically non-root users cannot mount directories. Running Redhat Have 6GB tar.gz (/dir/somefile.tar.gz) Need to move to a NFS share on another box (//somebox/somefolder/) We have no other access. ...
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2answers
1k 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 ...
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1answer
269 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 ...
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1answer
160 views

How to add NFS options flag to anaconda?

These options work for Kickstart to load the install tree from NFS: The Fedora Kickstart documentation states nfs --server=nfsserver.example.com --dir=/tmp/install-tree ...
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1answer
331 views

'ss' command for checking sockets not found

I get an error when I try to execute this command on Red Hat Linux. $ ss -s -bash: ss: command not found It is supposed to be for checking socket statistics. How do I execute this?
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187 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 ...
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3answers
2k views

kswapd0 takes 99% to 100% CPU in RHEL 6.3

I have 5 systems on which I have just installed RHEL6. System configuration is CPU-i7 HDD-500 GB RAM-2 GB Swap- 4 GB I have installed the same software's and all the configuration as per old ...
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2answers
5k views

Why SSH takes a long time to Connect

I have noticed that some Linux Servers in Network takes long time to connect using ssh. Situations:: There are two situations I have faced. 1: On some servers some times it takes a long time to ask ...
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4answers
966 views

What's the difference between a hard links and copied files?

RHEL 6 My understanding is that hard links include a copy of the original file and that I could delete a hard-linked file in one directory, and it would still exist in the other directory. If ...
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4answers
183 views

Why would someone want to change the last access date of a file without making actual changes within the file itself?

CentOS 6 I'm studying RHEL / Centos and recently learned that the touch command can be used to change the last access date of a file. I'm struggling to understand a practical reason why anyone would ...
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1answer
2k views

How to Format an LVM partition

I need to format a partition. But I have one LVM on my machine (VirtualBox) that is composed of two different two partitions of two Virtual HDD's (sdb5 and sdc5) fdisk output df output
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1answer
81 views

Peculiar lack of RHEL 5.8 service management documentation [closed]

I am needing to see the status of some services on some of our RHEL 5.8 hosts on which I am not an admin. Much to my surprise, I am not able to get any info how to do it (such as chkconfig or ...
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2answers
227 views

.exrc file in home dir not effective

I made a simple .exrc vim config file in my home directory on RHEL 5.8. Here are the contents: set nu However, when I go into vim, the line number are not shown. It may be worth noting that I am ...
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2answers
2k views

Ignoring dependencies when installing with yum (Scientific Linux)

How can I ignore dependencies of a single package I am attempting to install using yum in Scientific Linux? The answer would presumably the same for CentOS/RHEL. To elaborate, I am looking to get the ...
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1answer
78 views

Message appears after every command completed

I am very new to Linux. Having said this, I had a friend go on my RHEL machine and he somehow added a few random lines in a file, which will post every time I have completed a command. I am not sure ...
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56 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 ...
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1answer
810 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 ...
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3answers
629 views

Is Red Hat Linux licensed

Am confused so thought of asking a question. According to this Red Hat Becomes Open Source’s First $1 Billion Baby, it is opensourced so my question is: Where can I download the Opensource version ...
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4answers
656 views

How to copy Big files on other Linux Server Independent of TTY

Actually i was trying to copy all the files in another director. Total size of the file is 188GB so its going to take a time. Im trying to copy for Linux server A to B using this command nohup scp ...
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2answers
2k views

Difference between >> and >\> operators?

RHEL 6 Is there a difference between the >> and >\> operators? I read the following blurb in a RHEL training book: "You can add standard output to the end of an existing file with a ...
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179 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 ...
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4answers
1k views

Changing the timestamp of a symlink

I know how to change the timestamp of a regular file: touch -t 201301291810 myfile.txt I was not able to do the same with a symlink. Is it possible? Distro: RHEL 5.8
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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. ...
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1answer
134 views

Sequence of errors leads to init failure and subsequent kernel panic

We have one Redhat test server installed on Vmware ESXI. And when I boot the server it gave this error. How to solve this issue because due to this error it doesn't boot.
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2answers
714 views

What would be the RHEL package corresponding to build-essential in Ubuntu?

I know how to list available packages from the repos and so on, but how can I find a list that matches up equivalent meta-packages, such as the build-essential. Is there such a thing and if not what ...
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3answers
5k views

how to run new software without updating GLIBC?

I installed Mathematica 9 on an old Red Hat Enterprise Linux AS release 4 system. After the installation, I tried to start Mathematica, but following message came out: ...
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2answers
451 views

Upgrade zsh on red hat 5 x86_64

My machine is running RHEL 5 x86_64 I'm facing a problem with oh-my-zsh The zsh version on my machine is zsh --version zsh 4.2.6 (x86_64-redhat-linux-gnu) There are no upgrades available via yum. ...
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1answer
140 views

What is the 'pam-panel-icon' window?

After starting GNOME desktop, a window titled 'pam-panel-icon' appears, initially displayed in the upper-left of the desktop sized as small as possible. It can be resized, minimized, or maximized, ...
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2answers
2k 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. ...
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2k views

What is the easiest way to install Meld on RedHat Linux RHEL 5.4?

My company has RedHat RHEL 5.4 on the Linux box, and I need to install Meld on it. How can it be done? $ sudo yum install meld No package meld available. Nothing to do $ sudo yum search meld No ...
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1answer
2k views

Why does Red Hat Linux use such an old kernel?

Why does RHEL (and its derivatives) use such an old kernel? It uses 2.6.32-xxx, which seems old to me. How do they support newer hardware with that kernel? As far as I know these kind of distributions ...
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1answer
476 views

How to stop users from Switching to Root user

I have disabled the root user login from Sshd.conf file so now no one can login using root user even if they know the password SOMEHOW. Now I have 3 users in server ROOT,EMERG and ORACLE. I want to ...
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1answer
183 views

Mirror RHEL repositories

I'm attempting to install Spacewalk 1.8 with mrepo and create a mirror of RHEL 5&6 packages to use for frequently spun up development VMs. There are several guides that indicate I should use ...
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2k 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 ...