Striped Logical Volume in Logical volume management (LVM)

Posted on: July 26, 2019March 6, 2022

How to create Striped Logical Volumes in Logical Volume Management to get good I/O performance by balancing the data written to disks.

Linux Variant's

Step by step Oracle Linux 8 Installation guide with screenshots

Posted on: July 23, 2019March 6, 2022

Step by step guide to install Oracle Linux 8 with the screenshot will explain how to perform a clean installation from scratch on Virtual or Physical servers.

Storage Servers

Shrink a Volume Group in Logical Volume Management (LVM2)

Posted on: July 23, 2019March 6, 2022

Shrink a Volume Group in logical volume management will be performed by sysadmins when the requirement in place to reduce the no of disks from a VG.

Storage Servers

How to Extend and Reduce LVM Logical Volume in Linux

Posted on: July 19, 2019March 6, 2022

How to extend and reduce LVM logical volume management in Linux Operating Systems.

Automation

Ansible tasks for Sysadmins with 25 examples

Posted on: July 12, 2019March 6, 2022

Ansible tasks are a set of actions, the number of tasks can be combined to form a playbook required for sysadmins in their daily routine operations.

Mail Servers

Forcing the from address when Postfix relays over SMTP

Posted on: July 5, 2019March 6, 2022

Forcing the from address when Postfix relays over SMTP

Identity Server

Setup a Linux server as IDM client to authenticate with Active Directory

Posted on: June 26, 2019March 6, 2022

Setup a Red Hat Enterprise Linux or CentOS Linux server as IDM Client to Authenticate with Active Directory using cross-forest trust.

Identity Server

Integrating IDM with AD (Active directory) using indirect cross-forest trust

Posted on: June 24, 2019March 6, 2022

IDM with Active Directory using Indirect cross-forest trust will help to integrate both and act as an intermediator by providing a lot of features than AD.

Cloud & Containerization

Docker Cheat Sheet for Sysadmins

Posted on: June 22, 2019March 6, 2022

Docker cheat sheet for sysadmins and developers will help to have a quick peek in the case for any future reference. This contains most of all docker options.

Cloud & Containerization

How to Connect to Amazon EC2 Remotely Using SSH

Posted on: June 15, 2019March 6, 2022

Most of the new Amazon web service (AWS) users will be stuck with permission issue while launching an EC2 instance in AWS. This will help to fix it.

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Hi! Some way to send commands write as root by email? Thanks!
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Tried 12966 per your example, got error "failed to import dashboard."
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