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Questions tagged [rhel]

Red Hat Enterprise Linux (RHEL) is a distribution of the Linux operating system targeted at enterprise customers with emphasis on long-term stability and support.

Other support resources

Questions related to installing and running Red Hat Enterprise Linux are usually more on-topic on these sister sites:

Customers can file support cases in the customer portal.

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Kerberos aes-256 encryption not working

Server is a RHEL7, Kerberos is AD (Windows). I'm only client of KDC. Arcfour-hmac works fine but when I change encryption type to aes-256 and set up a new keytab, kinit still works, but not kvno. And even if the user seems to have a valid ticket (in…
tonio94
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Can we git clone the redhat kernel source code and see the changes made by them?

I read in an article that the redhat takes the kernel from kernel.org for their releases and make some changes according to their requirement in that kernel and then they embeds that kernel in their upcoming releases. My question is that can we git…
Anil
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How to resolve libpcre.so.1()(64bit) dependency in amazon linux ami

When try to install maxscale, it ask libpcre. How to install libpcre on linux? rpm -ivh maxscale-1.4.3-1.rhel.7.x86_64.rpm warning: maxscale-1.4.3-1.rhel.7.x86_64.rpm: Header V4 RSA/SHA1 Signature, key ID 8167ee24: NOKEY error: Failed dependencies: …
Prince
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Writing a linux daemon

What is the right way to write/configure application under Linux, that runs all the time and serves external requests (TCP, database, filesystem, any kind of them). I specifically do not call this daemon, because it may mean something I do not want…
Mios
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CakePHP permissions error

This may seem like a duplicate but I have read the similar questions and tried what they suggested and it didn't work. When I navigate to my CakePHP site I get the following errors Warning (2): mkdir(): Permission denied …
Joshua Walsh
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How to install python debug-info for gdb?

I want to use gdb to debug python script. After starting gdb, it outputs: [root@localhost scripts]# gdb python GNU gdb (GDB) Red Hat Enterprise Linux 7.6.1-51.el7 Copyright (C) 2013 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3…
Nan Xiao
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changing users default login shell on RHEL?

Here is a command on free bsd sudo pw usermod ksbuild -s /usr/local/bin/bash how do I do the equivalent on RHEL?
user33361
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False java.net.BindException: Address already in use on Jetty

On my CI server I have a test that needs to start Jetty server. The test goes like this: Generate random port (using java rand in legit TCP port range). Validate using Linux's fuser to check that port in not in use Run the tests Occasionally,…
orshachar
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How to install WebLogic server using Console mode in RHEL?

In my REHL server I'm going to install WebLogic server, But while the installation it shows the following, Launcher log file is /tmp/OraInstall2014-12-03_01-46-31AM/launcher2014-12-03_01-46-31AM.log. Extracting files.............. Starting Oracle…
Madura Dissanayake
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Valgrind suppression file for Qt 4.6.2 and RHEL 5

I'm trying to run Valgrind 3.5.0 on RHEL 5.5 with Qt 4.6.2. It's producing loads of spurious errors and I'm wondering if anyone can share a suppressions file they've built? When using --leak-check=full, the output reports leaks in glib, gtk, pango…
BCran
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how can a systemd controlled service distinguish between shutdown and reboot?

I have a Linux process that runs on RHEL7 and is started by systemd. When the process is stopped, I need to know if it is being stopped because of a system shutdown or reboot, and I need to be able to distinguish between the two. Previously, under…
z242
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How to use CLIPS rule based engine in a linux environment

I am new to computer science. My project requires to use CLIPS rule based engine and it runs in a RHEL box. Looking at the download link for clips (http://sourceforge.net/projects/clipsrules/files/CLIPS/6.30/) there is no linux package available. I…
mariner
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ansible command: module returning error

trying to do an iptables-save with ansible name: Save Netfilter Rules action: command iptables-save > /etc/sysconfig/iptables But this gives error failed: [10.110.211.17] => {"changed": true, "cmd": ["iptables-save", ">",…
Kevin Parker
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java.rmi.server.ExportException: Port already in use: 0

I have about 20 java processes that start up using -Dcom.sun.management.jmxremote in their command line, with no explicit port number specified. My understanding is that this means the JVM gets assigned any free port from the ephemeral port…
user1717259
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To get Parent and ChildProcess ID from process ID in Python

I am trying to get the ppid of the process that I want. I used following code to get the pid proc=subprocess.Popen('ps -ae | grep ruby', shell=True, stdout=subprocess.PIPE, ) output=proc.communicate()[0] str = output.split() Now in the str[0], I…
ajay_t
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