Saturday, April 4, 2020

Babin Lonston

Recover from Starting Switch Root or corrupted Glibc

While starting the server it will not move forward after "Starting Switch Root". Step by Step let's see how to fix this issue.

Recover from chmod 777 permission on a root filesystem

How to Recover from accidentally running chmod -R 777 / on any RPM-based Linux Operating systems.

Linux Sudo to run Privileged Commands

Allow normal users to run any privileged commands by escalating to Sudo, by configuring Linux Sudo on any Linux os normal users are allowed to get root access.

Register a Linux client with Foreman

How to subscribe a client with our content management server foreman/Katello/Satellite.

Install Foreman Katello Patch Management on CentOS 7

Foreman with katello patch management is a Content Management System provides a lot of features such as provisioning, Inventory, Patch management and much more.

Install Wazuh Open Source Security Analytics

Install production-ready Wazuh OpenSource security analytics tool to monitor your critical production environment.

Setup a FreeIPA or IDM Replica

IDM replica is the same copy of the existing master IDM server. The use of a replica is to have multiple copies of master and it can be used in different geographical location.

How to Backup and Restore XFS filesystem in RHEL 8

To backup and restore an XFS filesystem it's possible by installing xfsdump package which provides xfsdump and xfsrestore commands.

Offline installation of cx_oracle for Python 3.x

Offline installation guide of cx_oracle for Python 2.7 and 3.x. To fulfil the requirement to connect databases which are of 11g,12c,18c and 19c.

How to fix Grub Rescue in CentOS and RHEL 7

A fix for boot issue (Grub rescue) will be carried out by sysadmins by following few steps. A brief guide on how to recover GRUB and UEFI based servers.

About Me

Overall 14+ Years of experience in the IT field, currently working as a Senior Linux administration with Virtualization & Cloud. Being numismatist for a long time.
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Latest News

Recover from Starting Switch Root or corrupted Glibc

While starting the server it will not move forward after "Starting Switch Root". Step by Step let's see how to fix this issue.

Recover from chmod 777 permission on a root filesystem

How to Recover from accidentally running chmod -R 777 / on any RPM-based Linux Operating systems.

Linux Sudo to run Privileged Commands

Allow normal users to run any privileged commands by escalating to Sudo, by configuring Linux Sudo on any Linux os normal users are allowed to get root access.

Register a Linux client with Foreman

How to subscribe a client with our content management server foreman/Katello/Satellite.

Install Foreman Katello Patch Management on CentOS 7

Foreman with katello patch management is a Content Management System provides a lot of features such as provisioning, Inventory, Patch management and much more.