Email ErrorError: Invalid login: 535 Authentication Credentials Invalid
Solution : Your email sending app does not provide correct SMTP credentials to Amazon SES. Provide the correct credentials.
Please check you app sending correct credentials.
Once your authentication success, you will get - 235 for Authentication successful
...
Friday, 30 June 2017
June 30, 2017
535 Authentication Credentials Invalid
June 30, 2017
What are microservices ?
Microservices are an Architectural style in which large and complex applications are composed into one or more smaller services.
I will explain you with online store.
It has a product catalague, shopping cart to buy stuff,My orders to track the status of the order,
Product Serch function and Special Promo.
Traditional Architecture:
Traditional Architecture builts these features into single application,...
Monday, 26 June 2017
June 26, 2017
Block Storage vs Object Storage
What is the difference between block storage and object storage in aws?
Block Storage :
Block storage block level operations are possible. Hence one block is changed that contains the changed data.
Example : AWS EBS storage
Object Storage :
Entire file must be removed and new file need to put there
Example : AWS S3 stora...
Saturday, 24 June 2017
June 24, 2017
AWS Elastic Beanstalk
Elastic Beanstalk is managing layer for AWS services like EC2, RDS, Elastic Load Balancing. It removes the requirement for manually launching the AWS resources that are required to run the apps. Instead of doing manual, you can upload your app, Elastic Beanstalk handles provisioning, load balancing...
June 24, 2017
Amazon ECS
It is highly scalable and highly performance container service that
makes easy to run,stop and manage Docker containers on a cluster of EC2
instances.
The Docker containers that you currently use, will run
eactly the same on Amazon ECS.
Aws ECS eliminates the need to install, operates and...
Wednesday, 21 June 2017
June 21, 2017
What is Amazon EBS
It is like a virtual hard drive you can use with ec2 instances.
It is a service!
Amazon EBS is a block storage system that is used for storing persistence data.
Aws provides highly available block storage to use storage with ec2 instances.
Ec2 instances have local storage that stores as long as instance...
Tuesday, 20 June 2017
June 20, 2017
Elastic IP's are free or Charged - AWS
Elastic IP address are static IPv4 address designed for dynamic cloud computing. Aws provides elastic ip's for free.
Elastic IP's are Free when attached to running instances. Once the elastic ip is assigned, if the instance is other than running state, it will be treated as unassociated elastic ip and will get charged.
Stopped instances elastic ip's also getting charged by aws.
So be carefull about...
Thursday, 15 June 2017
June 15, 2017
Install Docker on Ubuntu 16.04 AWS, DigitalOcean Ubuntu, or any Ubuntu Version
Docker is a container platform which allows to run application processes in a container.
Check the current os version
for ubuntu
uname -a
Linux server1 4.4.0-31-generic #50-ubuntu SMP ......
Check ubuntu version
cat /etc/lsb-release
Step1:
add GPG key for offical docker repo to the ubuntu system
$curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
p.p1...
Wednesday, 14 June 2017
June 14, 2017
Configure your server with domain name using AWS Route53
You can register domains using aws route53.
1. Open Route53 from aws console
2. Select Hosted zone
3. Create Record set with the follwoing
Name: domain name
Type : A-IPv4 address
Alias : No
TTL(Seconds) : 300
value : server ip
Routing Policy : Simple
Why Route53 ?
AWS route 53 has lot many features. We can use the aws resources to point domain names with the server and creating subdomain pointing...
June 14, 2017
What is Orchestration
Cloud orchestration is arranging and coordination of automated tasks resulting in a workflow or consolidated process.
simple example,
For creating a standard process to spin up an environment to host new app, IT teams need to orchestrate the automated tasks.
p.p1 {margin: 0.0px 0.0px 0.0px 0.0px; font: 12.0px Helvetica; color: #454545}
p.p2 {margin: 0.0px 0.0px 0.0px 0.0px; font: 12.0px Helvetica;...
Tuesday, 13 June 2017
June 13, 2017
What is AWS diagram and how to create?
Amazon Web Service(AWS) is a cloud computing platform , which provides a wide range including compute, storage, networking, application services, deployment, database, analytics etc.
AWS Architecture diagram provides a full set of aws icons and easy drag n drop drawing platform.
System administrators...
Monday, 12 June 2017
June 12, 2017
Configuring comodo ssl for ec2 instance
What is CA bundle - SSL Certificate ?
CA bundle is a file which contains root certificate and intermediate certificate.
It is for domain constitues certificates chain with CA bundle.
Comodo may provide you complete CA bundle file or provide you root and intermediate certificates separately.
Comodo provides the following 3 files.
domain.cer - Domain Certificate
COMODORSADomainValidationSecureServerCA.cer...
