DEV Community: AGANA ADEBAYO .O .

Writing Virtual Machine Scale Set

AGANA ADEBAYO .O . — Thu, 04 Jul 2024 14:56:53 +0000

INTRODUCTION

**VMSS (VIRTUAL MACHINE SCALE SET) **It is a feature in Azure that allows you to deploy and manage a group of identical virtual machines (VMs) as a single entity. VMSS is designed for high availability and scalability, making it ideal for applications that require automatic scaling based on demand.
Virtual Machine Scale Sets (VMSS) in Azure provide a service-level agreement (SLA) of up to 99.99 percent for your virtual machines (VMs). This SLA ensures that your VMs deployed within a VMSS will have a high level of availability and reliability.

The SLA guarantees that Microsoft Azure will deliver the specified level of uptime for your VM instances in a VMSS configuration. If Azure fails to meet the SLA, you may be eligible for service credits.

TABLE OF CONTENT

INTRODUCTION.
CREATING YOUR VMSS VIA AZURE PORTAL.
AUTO SCALING CONFIGURATION.
NETWORK SETTING.

CREATING YOUR VMSS VIA AZURE PORTAL
YOUR SUBSCRIPTION, RESOURCE GROUP AND NAME ARE START U ESSENTIALS IN CREATING YOUR VMs AND VMSS, SUBSCRIPTION NAMES MOST OMES AS DEFAULT WHILE OTHERS CAN BE NAMED ACCORDING TO THE NEED OR ADMINISTRATORS OR AS JOB DEMANDS.

AUTO SCALING MUST BE CONFIGURED AND ADDING SCALING CONDITIONS BASED ON CPU METRIX,

THE FINAL SET UP ON YOUR BASIC PAGE IS TO SELECT YOUR SSH PUBLIC KEY AND AND CREATING YOUR KEY PAIR NAME, SETTINGS ON THE SPOT PAGE.

NETWORK SETTING

A NETWORK INTERFACE ALLOWS AZURE VIRTUAL MACHINE TO COMMUNICATE WITH THE INTERNET AND CO-PREMISES RESOURCES, A VM CAN HAVE ONE OR MORE RESOURCES.
CLICK ON THE NETWORK NAME AND SELECT LOAD BALANCER.

CLICK ON CREATE AND REVIEW TO DEPLOY CREATED RESOURCES AND AFTER FULLY DEPLOYING , GENERATE YOUR NEW PAIR KEY BY DOWNLOADING PRIVATE KEY AND CREATE RESOURCE.

N.B

AVAILABILITY IN ZONES CAN AFFECT RATES AND SPECIFICATION SELECTION, WHEN THERE IS A CHALLENGE IN DEPLOYING SUCH RESOURCES IT IS ADVISABLE TO CHANGE OR OPT FOR AN ALTERNATIVE ZONE, THOUGH HIGHER RATES MAY APPLY.

DEPLOYED RESOURCES CAN BE CHECKED ON LINUX FOR STRESS CHECK AND FURTHER DEPLOYMENT.

THE FOLLOWING STEPS WILL TAKE YOU THROUGH WINDOWS RESIZING OF DEPLOYED RESOURCES, FOR IMMEDIATE ACTION FOR THE PURPOSE OF LEARNING.

SUMMARY

VMSS (Virtual Machine Scale Sets) in Azure is a powerful feature that allows for automatic scaling of virtual machine instances based on demand. By leveraging VMSS, you can ensure that your applications have a reliable and highly available infrastructure to meet your business needs. It provides resiliency against hardware failures and planned maintenance events, distributing VM instances across fault domains and update domains, VMSS is a valuable tool for achieving scalability and reliability in Azure.

HOW TO CREATE AND CONNECT TO A LINUX VM USING A PUBLIC KEY.

AGANA ADEBAYO .O . — Thu, 20 Jun 2024 16:59:26 +0000

## INTRODUCTION
Just like creating your Azure windows VM, the Azure linux is slightly similar from the begin at which you create your basic settings all through your network before they are then subsequently DEPLOYED,it is at this point your generated ip address is used with your ssh server is used to create a PUBLIC AZURE LINUX VM.

TABLE OF CONTENT

1.LOG INTO YOUR AZURE PORTAL.
2.CLICIK ON VIRTUAL MACHINE.

CLICK ON CREATE.
SET UP OF YOUR OVERVIEW PARAMETERS.

CLICIK ON VIRTUAL MACHINE.

This is the second step in the creation of your AZURE LINUX PUBLIC VM, there are varioys ways to click on the virtual machine.

CLICK ON CREATE

## SET UP OF YOUR OVERVIEW PARAMETERS.

TO set up your basic parameters , you must create a virtual machine name, in this instance our VM name is AGANALINUX3VM , Please note that the region you select will determine what Azure will charge (US REGION ARE USUALLY CHEAPER.

Some zones will give you the options of having access to all security type lock up list while some are restricted to few, in this instance we will be using the UBUNTU SERVER 20.04 LTS-x64 GEN2 linux operating system.

USER NAME AND PASSWORD NEEEDS TO BE CREATED , BECAUSE THEY WILL BE NEEDED WHEN WORKING ON OUR CMD OR WINDOWS POWER SHELL TERMINALS.

CLICKING ON OUR** CREATE AND REVIEW** BUTTON WILL HELP CHECK SET-UP PARAMETERS THAT NEEDS ATTENTION AND ADJUSTMENT , PLEASE NOTE FOR THE PURPOSE OF THIS WRITE-UP WE WILL BE USING DEFAULT SETTINGS FOR OTHERS EXCEPT DEPLOYMENT RECOMMENDATION ADVICE OTHERWISE.

After clicking on the review and create button if all parameters are right, your VM settings will PASS VALIDATION, While an estimated cost will be published, please note that this is not your final cost.

N.B
PLEASE MOTE THAT IF YOUR PARAMETER SETTING STOPS AT THIS POINT DUE TO POWER OUTAGE YOUR COST WILL BE RE-ESTIMATED AND IT WILL CHANGE.

AFTER THE CREATION AND REVIEW IS COMPLTED THE FOLLOWING SETTINGS WILL BE ON THE DISPLAY FOR ONWARD REVIEW.

*THE NEXT STEP IS TO CLICK THE CREATE BUTTON AND ALL THE RESOURCES CREATED WILL BE DEPLOYED.
*

AFTER YOUR DEPLOYMENT IS COMPLETE CLICK ON GO TO RESOURCES TO START YOUR CMD OR WINDOWS POWER SHELL LINUX COMMAND DEPLOYMENT.

*GO TO YOUR WINDOWS LOG-ON AREA TO SEARCH FOR YOUR CMD OR POWER SHELL , CLICK ON EITHER OF THE TWO TO ENTER INTO YOUR DOS ENVIRONMENT AT WHICH OF LINUX COMMANDS WILL BE DEPLOYED.
*

ENTER THE FOLLOWING TO START UP THE LINUX PROCESS.
(1)SSH
(2)USER NAME AND
(3)IP ADDRESS in the seququence below

space SSH space Aganalinux@172.191.17.145 **enter

SSH Aganalinux@172.191.17.145

*TYPE IN YOUR PASSWORD TO LOG YOU ON INTO YOUR LINUX VM , PLEASE NOTE BTHAT THE PASSWORD WILL NOT SHOW AND IT IS PREFERRABLE TO TYPE IN YOUR PASSWORD RATHER THAN COPY AND PASTE.
*

SUMMARY

ONCE THE LINUX LOOP IS LOG-ON THE USER CAN THEN DEPLOY OTHER COMMAND BASED ON WHAT HE OR SHE NEEDS TO CREATE.

HOW TO CREATE A WINDOWS 11 VM ON AZURE.

AGANA ADEBAYO .O . — Fri, 14 Jun 2024 11:28:46 +0000

### TABLE OF CONTENT

GET A DOLLAR CARD.
HOW TO OPEN AN AZURE ACCOUNT.
USE YOUR FREE ACCOUNT.
CREATING WINDOWS 11 VM ON AZURE.
VIRTUAL MACHINE CREATION STEP BY STEP.

## INTRODUCTION
Azure Microsoft cloud provider has one of the most user-friendly inter-phase, creating its Virtual Machine (VM) is one of the most fascinating experiences, you need to own a dollar account and open an Azure account to achieve the aforementioned. There are three main types of Azure subscriptions: Free, Pay-As-You-Go, and Enterprise Agreement. The Free subscription is ideal for individuals and small businesses to explore and experiment with Azure services. The Pay-As-You-Go subscription offers flexibility and scalability on a pay-as-you-use basis. While the enterprise agreement involves several organizations of up to 500 that will periodically pay for services annually (At least 3 years).

## GETTING A DOLLAR ACCOUNT
Various types of bank accounts can be used to open your Azure account, due to security it will be advised that you use a domiciliary account dollar card, GREY and KLASHA can be used as they are verifiable Bitcoin payment platforms, we will be using GREY.

You will be charged a one-time fee of $5 (DOLLAR) from your USD balance in your grey account for your virtual card, below is the breakdown.
(a)card creation fee of 4 dollars
(b)card top-up 1 dollar.

It should be noted that you can pay from your regular bank account into a grey account and the naira can be easily converted into dollars, grey can generate a Wema bank account and it's in collaboration with Flutter Wave.

GREY has three international denominations that you can convert from which are as follows, DOLLAR, EURO, AND POUNDS STERLIN.

## HOW TO OPEN AN AZURE ACCOUNT.

Steps : How to Get Azure Free Subscription
Go to the Azure Home Page.
Click on Free Azure Account on the top right corner.
Click on Start Free.
Sign-in/Sign-up for a Microsoft account using an email address and password.
Enter your Country/Region and Date of Birth and click next.

##CREATING WINDOWS 11 VM ON AZURE

There are various ways to navigate your Azure resources,
(a)It could be searched from the search engine.
(b)Selected from the side menu.
(c)Or selected from your home menu.

##VIRTUAL MACHINE CREATION STEP BY STEP.

(A) Click on the free trial icon

(B) Click on the VM icon and create, please note that it comes with an default subscription icon.

(c) Click on the resource group icon and create a resource group name depending on the request and administrator discretion, also type in your virtual machine name, select your region, and choose your availability option as No infrastructure redundancy required, security type should be standard,and image should be Windows 11 pro version 22H2 x64 .

(d) Creating and administrator account.
you will choose a USER name and password following the Azure required character and letter sequence and confirm the password, select the required inbound port network e.g RDP 3389 (Remote Desktop Protocol (RDP) is a Microsoft proprietary protocol that enables remote connections to other computers,) (Inbound rules are designed to protect your network from unauthorized access by filtering incoming requests based on predetermined criteria such as IP addresses,
port numbers, and protocols).

(e) Disk configuration
Your disk type will be based on specification and clients request , the SSD is and internal storage latest technology , delete with VM is usually choosen to save one off resource that are created,ultra disk is a type of disk that is region bound and not supported at all region.
YOU CAN ADD AND CONFIGURE ADDITIONAL DATA DISK FOR YOUR VIRTUAL MACHINE OR ATTACH EXISTING DISK, THIS VM ALSO COMES WITH A TEMPORARY DISK.

(F) NETWORKING.
Azure VM network has an accelerated system, the resource provider Microsoft should be registered in order to enable accelerated networking, load balancing selection should be for the purpose of this virtual machine.

(G)MANAGEMENT.
Microsoft defender for cloud provides unified security management an advance threat protection across hybrid cloud workloads.

(H)MONITORING.

ADVANCE / TAGS / REVIEW AND CREATE.

ADVANCE:- VM applications contains files that are securely and reliably downloaded on your VM after deployment in addition to thee application file

TAGS:- Capacity reservation for your virtual machine needs , you to get the sane (SLA) Service Level Agreement as a normal VM with security of reserving the capacity ahead of time .

![Image description](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/qvv5g934jwz4mkijmzjc.jpg

REVIEW AND CREATE:- once the review and create icon is clicked the virtual machice continues to deploy until softare for virtual machine is downloaded and a virtual environment is re-created and can be worked on as a seperate machine.

PER HOUR CHARGES DISPLAYED

DEPLOYMENT IN PROGRESS

DEPLOYMENT COMPELTE

CONNECT

DOWMLOAD RPD FILE

RUN DOWNLOADED FILE

INPUT PASSWORD TO RUN FILE

SET UP NEW WINDOWS ENVIRONMENT

START WORK ON THE NEW WINDOWS ENVIRONMENT .

RUN BROWSER AND START WORK.

SUMMARY.

The lockdown during covid-19 brought about a new era in remote office work deployment and execution, microsoft azure and other cloud service proiders responded accordingly.

THE CORE ARCHITECTURAL COMPONENT OF AZURE

AGANA ADEBAYO .O . — Fri, 07 Jun 2024 12:29:11 +0000

INTRODUCTION

The core architectural components of Azure are the FRAMEWORK at which Microsoft Azure Cloud works, their functions are interdependent for a full process cycle and dependent as a functional unit, they ensure the smooth and organized running of Azure Cloud processes, the Azure architectural components are as follows: Azure regions, Azure Availability Zones, resource groups, and the Azure Resource Manager.

Azure Regions

The Azure region is a set of data centers that are deployed within a latency-defined perimeter that are spread throughout the globe, and are connected via networks. The number of regions keeps growing from time to time driven by service demands and structural availability.

Regional pairs allow Azure to serialize platform updates and planned maintenance. This ensures that only one paired region is updated at a given time. In the event of an unplanned outage that affects multiple regions, Microsoft prioritizes at least one region in each pair for troubleshooting and recovery.

Azure Availability Zones.

Azure's Availability Zones feature is used to safeguard applications and data centers against power outages. Within an Azure region, each Availability Zone is a distinct physical location that is backed by one or more data centers, each of which has its own separate networking, power, and cooling system.

Each Availability Zone within an Azure region is comprised of a combination of fault domains and update domains. Three or more virtual machines (VMs) would be dispersed throughout three distinct fault domains and three distinct update domains if they were deployed across three distinct zones in an Azure Region. Such a distribution over updated domains is recognized by Azure, which also makes sure that virtual machines in separate zones are not updated simultaneously.

Resource Groups in Azure.

Each file of the Azure resources is held up within the group space of the complete solution by resource groups, folders that are used to serialize and arrange resources. They can also host simply the resources that need to be handled together, or they can host the whole Azure solution.

The cloud operator is in charge of allocating resources in Azure resource groups in accordance with needs.

Azure Resources Manager.

After your resources are put into Azure, Resource Manager offers tagging capabilities, security and auditing tools, and a uniform administration layer for all Azure resources. You can deploy, administer, and keep an eye on all Azure resources for a solution as a group by using Resource Manager. Because Role-Based Access Control, commonly known as RBAC, is naturally integrated into the Azure platform, you can also utilize Resource Manager to apply access rules to resources inside a resource group.

SUMMARY

Basic Azure architecture elements including availability zones, resource groups, and regions act as the foundational units for every Azure solution that is implemented. These building blocks and the solutions based on them are managed by Azure Resource Manager.

Availability Zones are used to offer redundancy for Azure resources that are deployed, whereas Azure regions control the locations of resource deployments. When deploying Azure resources to support a larger solution, related resources are grouped together and managed using resource groups.

By understanding these key architectural components, you will have a better understanding of how Azure solutions are built and supported.