Versioning in Azure Storage Account Blob Storage Enabling versioning can be done when creating storage account from Data Protection tab and also from Data Protection blade post creation of storage account Create a container with blob anonymous access and upload a text file Now upload the file again after making some changes and you should… Continue reading Azure Classroomnotes 25/Aug/2023

AWS S3 Contd AWS Global Network AWS has a global network which connects every aws AZ, local zones and edge locations. AWS allows to private connect using global network by using AWS private endpoints Gateway endpoint Refer Here Activity: Connect to AWS privately Create an AWS EC2 instance (ubuntu) Create a s3 bucket Now navigate… Continue reading AWS Classroomnotes 24/Aug/2023

Docker contd Containerization This refers to the process of running the application in containers This majorly means creating a Dockerfile for every application developed by your dev team Case-Study: spring petclinic This is a sample java application Application download location Refer Here To run this application we need java 11 and 8080 port to access… Continue reading DevOps Classroomnotes 24/Aug/2023

Azure storage account contd.. Azure BackBone/Global Network Refer Here Microsoft has a backbone network which connects every region, edge location with a network cable carrying only azure related data. Connecting to Azure Storage Account privately Overview: Azure storage account will not be part of virtual networks, to access data in the storage account the basic… Continue reading Azure Classroomnotes 24/Aug/2023

AWS S3 contd Only Empty Buckets can be deleted Storage classes in S3 Create an s3 bucket and upload some objects Lets find destinations in s3 uri formats S3 URI Format: bucket: s3://<bucket-name> folder: s3://<bucket-name>/<folder-name> object: s3://<bucket-name>/<object-name> or s3://<bucket-name>/<folder-name>/<object-name> Lets find the ARN (Amazon Resource Name) ARN uniquely identifies the resources created in AWS ARN… Continue reading AWS Classroomnotes 23/Aug/2023

Standards in Containers OCI Refer Here containerd Refer Here Docker Architecture Earlier docker architecture had only two components docker client docker daemon Then docker has made the changes in architecture with layered components docker client: docker client/command line to interact with daemon docker daemon: This is service which forwards the request to containerd containerd: manages… Continue reading DevOps Classroomnotes 23/Aug/2023

Reservations in Azure Refer Here for Azure reservations where azure offers more discount if we give a commitment for 1 year or 3 years Storage Acccount Different Types of Data that can be stored in Azure Storage account Block Blob => Any file less than 4.7 TiB Page Blob => Virtual Hard disk Append Blob… Continue reading Azure Classroomnotes 23/Aug/2023

Backup and restore etcd Process for backing up etcd cluster Backup etcd Create some k8s deployment — apiVersion: apps/v1 kind: Deployment metadata: name: nginx-deployment labels: app: nginx spec: replicas: 3 selector: matchLabels: app: nginx template: metadata: labels: app: nginx spec: containers: – name: nginx image: nginx:1.14.2 ports: – containerPort: 80 * check etcdctl version etcdctl… Continue reading Completek8s Classroomnotes 22/Aug/2023

AWS Storage Blob Storage or object storage: This is a storage system for files. In terms of cloud Blob storage allows us to upload any files and access them over https. Doesnot require any filesystem. Examples: Azure: Storage Account AWS: Simple Storage Service (S3) S3: Simple Storage Service As a user S3 is an unlimited… Continue reading AWS Classroomnotes 22/Aug/2023

What does docker container provide Every application needs a process to execute as this allocates CPU and RAM a network interface for accessing the application a storage space or mounts which will have os and other necessary contents As we have observed in the class all of the above were present in linux as well… Continue reading DevOps Classroomnotes 22/Aug/2023