Red Hat Enterprise Linux version 6 is a Linux distribution sold by Red Hat, Inc. for the enterprise market. It is used for both servers and desktops. Although the binaries are not freely available, the sources are, and so there are numerous projects which provide compatible rebuilds of RHEL, such as CentOS and Scientific Linux.
Questions tagged [rhel6]
515 questions
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vote
2 answers
Puppet : resource already defined error
I am trying to create multiple directories and then copy files to each of the directories . For that I have created the following resource
$dirs=myapp
$appdirs = [ "/data/tomcat/$dirs/conf", "/data/tomcat/$dirs/config" ]
file { $appdirs:
…
Zama Ques
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2 answers
Creating multiple directories using puppet
I am trying to create multiple directories using the following manifests
class app {
$dirs = app8
$appdirs = ['/data/tomcat/app8/conf', '/data/tomcat/app8/config', '/data/tomcat/app8/libs', '/data/tomcat/app8/deploy', '/data/tomcat /app8/webapps',…
Zama Ques
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On Centos (3.10.0-514.2.2.el7.x86_64), rdesktop command is not able to connect to Windows 2016 Server
I am using below command to connect to Windows Server 2016 but it is throwing below error
Command:
rdesktop -g 1100x600
Error
Autoselected keyboard map en-us
ERROR: recv: Connection reset by peer
In windows 2016 server, I have checked "Allow…
Dave
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1 answer
Unable to install qt55 in Amazon Linux AMI
I'm trying to install capybara-webkit on centos 7 as per the instructions at https://github.com/thoughtbot/capybara-webkit/wiki/Installing-Qt-and-compiling-capybara-webkit but I'm getting an error
sudo yum install epel-release
Loaded plugins:…
loganathan
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2 answers
Iptables rules to prevent IP Spoofing
We had following below iptables rules that exist in our web front-end boxes to prevent IP Spoofing:
-A INPUT -s 255.0.0.0/8 -j LOG --log-prefix "Spoofed source IP"
-A INPUT -s 255.0.0.0/8 -j DROP
-A INPUT -s 0.0.0.0/8 -j LOG --log-prefix "Spoofed…
Zama Ques
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1 answer
Install obsoleting package without removing obsoleted package
Is there any way to install an obsoleting package alongside the package it obsoletes using yum? There are a couple conflicting files but the packages can coexist just fine with the latest version of these files.
A normal installation of the…
bmaupin
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1
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1 answer
DatabaseError between Oracle and Django with Celery
I'm having trouble with what seems to be the very last step in the deployment of a Django-Celery-RabbitMQ project.
After running the celery, httpd and rabbitmq-server services through systemd, when I trigger a task in Django I see the message…
vowel-house-might
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2 answers
Migrating to Puppet 4.5.2
We are migrating to later versions of puppet.
New Version:
# puppet --version
4.5.2
Existing Version:
#puppet-3.8.7
Our existing site.pp is as follows:
#A default site.pp to do a quick test run
import "../classes/*"
import "../nodes/*"
file {…
Zama Ques
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1 answer
Can I filter output from `tail` with the `-f` flag?
I'd like to tail -f the output of access_log on RHEL 6.8 but pipe and grep that output to act as a filter. Is there such an option?
That is I'd like live output from:
# tail -f error_log | grep <>
Currently I'm doing something…
Rick
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1 answer
How to find what's causing Apache/httpd to run at such high memory usage
I'm having one site that when hit with a spider just goes off the handles. Normally everything seems fine. We have a nagios montior to report back when CPU is over 80%.
When we get the warnings, I begin watching logs via sudo tail -f access_log.…
Rick
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2 answers
Virtual console size increased after upgrading to RHEL 6.8
After updating some VMware virtual machines to RHEL 6.8 (kernel 2.6.32-642) it appears that the size of the virtual console has been increased -- it is huge.
No X server is running in the console, i.e., it is a classical text-based linux…
Jdamian
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1 answer
Enable SCL python27 so other RPMs can see it
Trying to create an RPM that uses Python 2.7 on a RHEL 6 machine. I'm using SCL to enable Python2.7 and building the RPM with it fine. However, when I try to install that RPM on a different system after enabling Python 2.7 (scl enable python27…
Andy Arismendi
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Openldap configuration on RHEL 6.6 client
We have a shell script which runs perl program to connect to LDAP server and make entries.
This is the only script which uses ldap. This server is hosting all batch related files and run batch jobs on autosys. So we don't want LDAP authentication…
Raghav
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1 answer
Using Puppet user resource to create mutlple users
I have written the following snippet below using user resource in puppet to create unix users .
node 'node2.example.com','node3.example.com'{
user {
'askar':
ensure => 'present',
managehome => 'true',
comment => 'man Home',
home …
Zama Ques
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1 answer
Compare two Linux servers for network configurations
Some guys did initial setup of servers and they moved on now we see lot of network issues on new servers
I want to find a way to compare servers ( New vs old ) to check any specific tuning which was done at network level
OS : RHEL 6.3
DevOps_101
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