Understanding resource group and constraints in a Cluster with examples
Understand resource group and constraints with examples in Cluster. Different types of constraint, adding existing resource to group, High Available Cluster
OpenStack Command Line Cheat Sheet (Beginner's Guide)
OpenStack command line cheat sheet for begineer. This CLI cheat sheet consists of Flavor, Identity, Compute Nova, Neutron Network, Block Storage, Guestfish
Step-by-Step Tutorial: Guide to install systemtap in Linux
Tutorial guide to install systemtap (stap) to extract, filter and summarize data to enable diagnosis of complex performance. Systemtap Tutorial Linux
How to set default boot kernel on Linux ( CentOS / RHEL 7 )
How to set default boot kernel in linux? Change the default boot entry for kernel ? Boot with old kernel version ? Revert to previous kernel version ?
How to install and configure two node cluster in Linux ( CentOS / RHEL 7 )
How to install configure two node cluster in linux on centos rhel 7 using vmware virtualbox corosync-quorumtool two_node wait_for_all auto_tie_breaker
How to configure HA LVM cluster resource to share LVM in Linux
How to configure HA LVM on CentOS / RHEL 7 Linux without GFS2. How can I configure cluster service or resource to activate and monitor shared LVM volumes?
How to delete iscsi target from initiator ( CentOS / RHEL 7 ) Linux
How to delete iscsi target? Remove inactive iscsi target? Remove iscsi storage target from initiator? Remove iscsi virtual disk on CentOS / RHEL 7 Linux.
Understanding nova compute architecture basics in Openstack (flow chart)
nova compute architecture , what is the role of nova-api, nova-scheduler, nova- console, nova-conductor, nova-console-auth, nova-compute service in OpenStack
How to restrict root user to access or modify a file and directory in Linux
Restrict and prevent access to root user for files and directories in linux using extended attributes chattr. Root and all users will be restricted to modify
How to disable tty or enable tty console in Linux ( RHEL / CentOS 7)
How to enable tty for more than 6 console. How to disable all the tty terminals in Linux. systemd disable tty. systemd enable tty using getty service in Linux.
SHELL/BASH: How to create an interactive calculator in Linux
Sample shell script to create an interactive calculator using bc command to perform add, subsctract, multiply. divide, sine, cosine etc mathematical function.
Calculate Loan EMI Amount in Bash script Linux
Calculate loan EMI amount, interest and principle using bash or shell script in Linux with example. The script can be created online and runtime value.
How to boot Linux host from LVM snapshot using BOOM (CentOS/RHEL 8)
Step by Step guide to boot CentOS/RHEL 8 or 7.5 and higher Linux with LVM snapshot using BOOM. with examples. Merge LVM snapshot and delete boom profile later.
SQL select first row in GROUP
In this tutorial we will cover different methods and examples to select first row in GROUP BY clause group in SQL. But before that let us create a sample
Insert results of stored procedure into temp table
In this article of Insert into temp table stored procedure, We have covered overview of SQL stored procedure, how to create stored procedure in SQL, syntax of SQL stored procedure, overview of temp table in SQL, what are …
HackerRank Solution: Python Pilling Up [Collections]
There are 3 methods to solve hackerrank python piling up problem. Using collection module, Using loops, Using if-else statement
Azure ARM Templates Explained with Examples
Azure ARM templates are an Infrastructure as Code (IaC) methodology of deploying resources in the Azure cloud. They use declarative JSON to define resources and configurations.
Azure Policy Explained with Example [Step-by-Step]
Azure Policy is a service in Azure that you use to create, assign and manage policies. These polices are a mechanism through which we enforce compliance and enable auditing across our organization. Azure Policy does this …
Azure Active Directory Basics Explained
Azure Active Directory is the IAM service for the Azure cloud. Different AD features are IAM Platform, Identity Security, Collaboration and Development, Monitoring, identity Integration and Enterprise Access
Azure Blob Storage Lifecycle Management with Examples
Configure Object Replication, create storage account and configure Azure blob storage lifecycle management with step by step examples and screenshots from Azure portal
Azure File Share Explained [Tutorial With Examples]
Azure Files is a completely managed file share that you can mount just like any SMB file share. Create Azure File Share and mount the share on Linux VM with example screenshots and commands.
Configure Azure Point To Site VPN Connection [Step-by-Step]
Step by step instructions to configure azure point to site vpn connection (P2s) with screenshots.
Create Azure Function in Visual Studio [Step-by-Step]
Step by step instructions to create azure function in visual studio with examples. Create HTTP trigger based azure function.
Azure Logic Apps Tutorial [Practical Examples]
The Azure Logic Apps are a logical container for one workflow you can define using triggers and actions. A trigger can instantiate a workflow, which can consist of one or many activities (actions).
Azure App Service Tutorial
Azure App Service is a Hypertext Transfer Protocol (HTTP)-based web application hosting service. It can be integrated with Visual Studio for creating, deploying, and debugging with the dedicated available tools.
Azure Site Recovery (ASR) Tutorial
Step by Step instructions to learn about Azure Site Recovery (ASR). Practical example by performing a site recovery using a VM in Microsoft Azure with Replication.
Deploy and Configure Azure Application Gateway
Step by step instructions to deploy and configure Azure Application gateway with practical example
How To Deploy Azure Cosmos DB
Step by Step instructions to configure and deploy Azure Cosmos DB with practical examples
Azure Web Application Firewall Deployment [Hands On]
Step by step instructions to create an Azure WAF (Web Application Firewall) to protect Front Door applications with hand on.
Steps to deploy and configure Azure Front Door
Step by step instructions to deploy and configure Azure Front Door with screenshots and examples

