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

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Generic multiple monitor layout on RHEL/CENTOS 7

By default, RHEL7 seems to think multiple monitors are next to each other. I need to have them vertically spanned instead of horizontal. I found that modifying xorg.conf or xorg.conf.nvidia to set ...
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0answers
36 views

Automate CP command [on hold]

I have multiple files to copy from one directory to another directory. Always I need to give whole copy command from source to destination. I want to automate this. Please anyone share ideas how to do ...
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1answer
33 views

How to kill some processes [on hold]

I have some processes running on my linux machine, think that process ids are pid1 to pid100. Now I want to kill some processes like from pid25 to pid75 at a time. What is the way to perform this?
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2answers
7k views

Location of dhclient.conf

I need to check the client DHCP settings, which I expect to be in the file /etc/dhcp/dhclient.conf, but there is no such files there. What is the location of this file in RHEL 6, on 64 bit?
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1answer
31 views

C# compiler/IDE for Redhat Enterprise Linux 7?

Can someone point me to C# compiler/IDE for Redhat Enterprise Linux 7 ?
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3answers
5k views

Parallelise rsync using GNU Parallel

I have been using a rsync script to synchronize data at one host with the data at another host. The data has numerous small-sized files that contribute to almost 1.2TB. In order to sync those files, ...
0
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1answer
39 views

Zabbix web install Redhat conflicts php

I am trying to install Zabbix on redhat 7 64bit. The zabbix server installed successfully with command yum install zabbix-server-mysql But I am getting conflicts with php70u with php56u when I tried ...
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1answer
25 views

Red Hat 7 KickStarter

I've made my own KickStarter with the official KickStarter generator from RedHat. But now I can't find out how I can run it. It is a .dms file.
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1answer
13 views

Install compat-libstdc++-33.i686 on Red Hat Enterprise Linux Server release 6.5 (Santiago)

I need to install compat-libstdc++-33.i686 on a Red Hat Enterprise Linux Server release 6.5 (Santiago) without a Red Hat Network Subscription. Is there some where that I can download the required .rpm ...
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2answers
31 views

Using DD Disk Image on Red Hat

How can I use dd command on a Linux Red Hat Server 5 to obtain a disk image and then use it eventually in Virtual Box?
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2answers
150 views

Change directory working directory in shell script

I am trying to write a simple shell script, which will change the directory to the shell script directory and echo it. This is the script: #!/bin/bash # cd '/explicit/path/to/script' cd $(dirname ...
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0answers
25 views

rhel - file modification logs

I found a strange file in my /home/user named FireZeMissiles1111.tmp. I am the sole user and did not create it, so it is kind of suspicious. It may have been left there by a program who's programmer ...
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1answer
17 views

List connected clients to an iscsi target

Is there any way to list the connected clients to an ISCSI target from another client. While sitting on the target itself , it may be easier to see which clients have mounted a particular target , ...
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1answer
20 views

rhel repositories with gstreamer-plugins-ugly

What yum repository provides gstreamer-plugins-ugly (or/and other gstreamer plugins) for Red Hat Linux 6? And do repositories for CentOS and Fedora suit for Red Hat? Reason of this question is that ...
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1answer
1k views

LVM volume is inactive after reboot of CentOS

It seems there are many people with similar problems, yet I've found nothing that could help me. I ask here in hopes that someone might have a good idea. I've reinstalled a Linux server from CentOS 6 ...
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1answer
20 views

yum + list all available security updates without installing them, on redhat 5?

To list all available security updates without installing them, I run this and this syntax is working on redhat 6 and 7 # yum list-security --security please advice what is the syntax for redhat ...
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2answers
765 views

When running to a run level does it execute previous run levels?

If I tell my system to go to run level 3 does that mean that it first runs through run level 0, 1, 2, and then finally runs through run level 3? I thought the answer to this question was yes. But ...
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1answer
3k views

STIG (Security Technical Implementation Guides) automation

Has anyone here found the best way to STIG a version of RHEL 6.x automatically? The other answers I have found are either out of date or do not completely STIG the machine. Even an image that has a ...
4
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1answer
7k 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
1k views

RHEL how to sync network settings between GUI and configuration files in /etc/sysconfig/network-scripts/?

In RHEL, we can change network settings either using GUI or editing the configuration files in /etc/sysconfig/network-scripts/. I would like to know how the network settings (e.g. IP address, ...
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2answers
7k 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 ...
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5answers
17k views

List all RPM packages installed from repo “X”

How can I get a list of all of the RPM packages that have been installed on my system from a particular repo (e.g., "epel")?
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0answers
3k views

Device already mounted or resource is busy

Issue ::: I install Redhat 5.10 x64 on server which had faulty hdd . I removed the old faulty hdd and installed new one with 500GB capacity and after installation i need to copy some data from old ...
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1answer
2k views

How do I resolve an error when booting, “Couldn't find device with UUID…”

I have a RHEL 6 system, running on a VMWare machine. The admin of the VM server added a second RAID volume to the server, which my RHEL system does not use. Now, when I boot the RHEL system, I get a ...
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0answers
16 views

Linux cluster file system issues [closed]

Redhat linux cluster GFS 2 mount is of size 1 TB but winscp is showing size of the directory as 101 TB. what could be the reason? RHEL 6.6, 4 node cluster
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1answer
34 views

Why is yum replacing '$' with '%24'? [closed]

rhel6.7 yum is replacing a $ in a repository URL with a %24. I've verified that the URL is correct in /etc/yum.repos.d/mongodb-org-3.2.repo. ...
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2answers
15k views

Why is yum not installing my softwares on RHEL 6 ?

I am trying to install avr-gcc using yum on a RHEL 6. But I get this error. [root@xilinx etc]# yum install avr-gcc Loaded plugins: refresh-packagekit, rhnplugin There was an error parsing the RHN ...
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1answer
25 views

RHEL 6 filesystem

I'm reading about RHEL 6 and getting confused about a knowledge check. It tells me that not to use a computer to give an answer for this but the question is on a RHEL 6 system, mount /dev/sda12 ...
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1answer
930 views

RedHat init.d script will not start with service after stop

I have the service script below, which calls a shell script. We changed something in the script When I run the shell script directly, everything works fine. When I restart the servER, everything works ...
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35 views

Linux + what are the steps use the oldest kernel version in place of the current

I have Linux red-hat 5 version I want to reboot the machine with the previous kernel - 2.6.18-408.el5 so I set the default to 1 but before I will reboot the machine to startup with the older kernel ...
3
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2answers
1k views

Authconfig contiously rewriting the /etc/sysconfig/authconfig file, messing up Puppet run

I have been using this LDAP module for a long time in my Puppet environment. The module uploads these files to the RHEL-servers: /etc/openldap/openldap.conf /etc/pam_ldap.conf /etc/nsswitch.conf ...
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0answers
19 views

Installing g++ on RHEL 6.4

I'm trying to install g++ using the following commands: yum install g++ yum install gcc-c++ but terminal throwing below error: Loaded plugins: product-id, refresh-packagekit, security, ...
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1answer
1k views

Install RHEL 5.7S on machine with 4TB disks

I'm getting errors about GPT when installing OS using kickstart. The Dell R720 has 8x 600GB SAS. I can't figure out what to configure in BIOS and kickstart file. In BIOS, there're boot options of ...
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1answer
30 views

How to verify if an rpm was installed from scratch or upgraded?

Today, we installed the following rpm's via yum on redhat version 5 # rpm -qa --last | head -10 kernel-headers-2.6.18-408.el5 Wed May 18 13:33:59 2016 ...
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20 views

automatically install jdk when you install the server application in rpmbuild

I'm trying to do my rpm containing configured server wildfly together with the application. I'm trying to make RPM contains the JDK. The file below is only an indication of the required element. Is it ...
3
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1answer
922 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 ...
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0answers
38 views

How to remove all old kernels except the two latest

The following command deletes all kernels except the latest: package-cleanup --oldkernels --count=1 Does the following command delete all but the two latest kernels? package-cleanup ...
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0answers
16 views

Using mail spool file for an entry in /etc/aliases gives errors in EL7

For years (with EL6 and before), I have successfully used entries like this in my /etc/aliases file: bugs: /var/spool/mail/bugs The idea being mail to a non-user can be shoved into a file for ...
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0answers
15 views

fatal error: limits.h: No such file or directory Theano and anaconda

I have issues with theano. Indeed I have access to a High Performance Computing server with an old version of gcc (4.4.6), python (2.6) and kernel (2.6.32). The issue is that I need to run a python ...
0
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1answer
576 views

installing apache httpd server on RHEL-6

I have 5 systems running apache tomcat server. For load balancing, I need to install apache httpd server. How should I do this? Please provide me some useful links and your opinions on this. I am ...
4
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2answers
8k views

SELinux httpd write access to a directory

I am new to SELinux. came from debian. I want to give httpd access to a directory. SELinux Alert Browser suggests: # grep httpd /var/log/audit/audit.log | audit2allow -M mypol # semodule -i mypol.pp ...
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1answer
1k views

Is not a valid path to the kernel headers?

Host - Windows 10 VMware - 11.1.2 Guest - CentOS 7 I installed kernel-headers using yum since during the installation of vmware-tools I get a message "Searching for a valid kernel header path... ...
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0answers
25 views

Linux cannot create new partition (no sector available) How to resolve it? [closed]

I have installed in my laptop VMware workstation in that VMware workstation I installed RedHat server. While installing time i took 20gb space afterwards I am creating partitions. In that already 2 ...
4
votes
1answer
335 views

Can't disable SSLv3 in Apache + mod_nss

I am trying to implement TLS through mod_nss in Apache (RHEL 7). As per the documentation, I have installed mod_nss and removed mod_ssl. I have followed the steps outlined in the documentation (see ...
5
votes
2answers
41k views

How to configure SSL in apache?

I have installed apache in RHEL 6. Everything is working fine. What all changes and configurations should be done to use https://localhost:443/. If I change the "Listen 80" to 443 it is throwing an ...
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0answers
60 views

How do I use php-fpm on RHEL 7.2?

I've already asked this on Stack Overflow but received no response, so I'm trying my luck here. I'm new to configuring Apache and I'm trying to optimize my Apache server. Reading through the ...
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3answers
27 views

Does it matter if I'm root or not when installing apache?

I need to install a LAMP stack on a RHEL 6.7 server. Do I have to be root to install this or not?
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1answer
568 views

Creating yum .repo file from a remote repo using rpm

This command (from the install page for Varnish 3.x): rpm --nosignature -i http://repo.varnish-cache.org/redhat/varnish-3.0/el6/noarch/varnish-release/varnish-release-3.0-1.el6.noarch.rpm appears ...
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3answers
28k views

How can I get TLSv1.2 support in Apache on RHEL6/CentOS/SL6?

I'd like to have TLSv1.2 support in Apache on my Scientific Linux 6 (RHEL6 rebuild) server. Is there some semi-supported pathway to getting this working? Preferably with minimal custom rebuilding. ...
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0answers
10 views

LAMP server Installation - httpd, mysql are 'unrecognized services'

I recently installed Bitnami LAMP server to have apache, mysql and php on my server with redhat 6.7. The installation was fine, I can see httpd and mysql processes; even the wget from localhost ...