AWS

Availability (%)	Downtime (per year)
90% ("one nine")	36.53 days
99% ("two nines")	3.65 days
99.9% ("three nines")	8.77 hours
99.95% ("three and a half nines")	4.38 hours
99.99% ("four nines")	52.60 minutes
99.995% ("four and a half nines")	26.30 minutes
99.999% ("five nines")	5.26 minutes

https://app.diagrams.net/

https://d1.awsstatic.com/training-and-certification/docs-sa-assoc/AWS-Certified-Solutions-Architect-Associate_Exam-Guide.pdf

https://aws.amazon.com/blogs/mt/aws-offerings-available-to-support-your-cloud-migration/#:~:text=AWS%20Application%20Migration%20Service%20(MGN,premises%20and%20AWS%20storage%20services

AMPLIFY

https://aws.amazon.com/getting-started/hands-on/build-react-app-amplify-graphql/module-one/?e=gs2020&p=build-a-react-app-intro

AURORA

AURORA SERVERLESS

incurs no cost when idle https://www.jeremydaly.com/aurora-serverless-the-good-the-bad-and-the-scalable/

V2

https://www.youtube.com/watch?v=uZJMrciwBYo

ASG

Auto Scaling Ground extends across AZ for availability

auroraserverless_capacity Scaling based on Amazon SQS

How do I delay Auto Scaling termination of unhealthy Amazon EC2 instances so I can troubleshoot them?

Cloudfront

https://aws.amazon.com/cloudfront/streaming/

CloudWatch

Using CloudWatch Events to monitor noncompliant tags

Compute Optimizer

Optimizing AWS Lambda cost and performance using AWS Compute Optimizer

DIRECT CONNECT

DIRECT CONNECT GATEWAY

https://www.youtube.com/watch?v=X_4ekgRc4C8

EKS

https://aws.amazon.com/blogs/compute/cost-optimization-and-resilience-eks-with-spot-instances/ https://docs.aws.amazon.com/eks/latest/userguide/iam-roles-for-service-accounts.html

ENI

https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/scenarios-enis.html

EVENT BRIDGE

https://docs.aws.amazon.com/acm/latest/userguide/supported-events.html - TARGET ACM - SSL RENEWAL REMINDER https://aws.amazon.com/blogs/security/how-to-monitor-expirations-of-imported-certificates-in-aws-certificate-manager-acm/

FIREWALL

Deployment models for AWS Network Firewall

*Gateway

https://www.linkedin.com/pulse/saa-takeaways-where-use-different-gateways-when-connecting-alex-chang/ https://repost.aws/knowledge-center/transit-gateway-migrate-vpn

Kinesis

https://github.com/aws-samples/amazon-kinesis-data-analytics-flink-benchmarking-utility https://docs.aws.amazon.com/firehose/latest/dev/data-transformation.html https://docs.aws.amazon.com/lambda/latest/dg/with-kinesis.html

Kinesis **pushes **records to Lambda over HTTP/2 - https://aws.amazon.com/blogs/aws/kds-enhanced-fanout/

VS Kafka

https://medium.com/flo-health/kinesis-vs-kafka-6709c968813 (there's no mention where this kafka is) https://github.com/thomas-schreiter/ingestion_benchmark

RDS

https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/Concepts.MultiAZSingleStandby.html https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/PostgreSQL-Lambda.html#PostgreSQL-Lambda-invoke https://www.linkedin.com/pulse/amazon-postgres-rds-integration-aws-lambda-match-made-anu-lyng/ https://catalog.us-east-1.prod.workshops.aws/workshops/31babd91-aa9a-4415-8ebf-ce0a6556a216/en-US/enhanced-monitoring/review-em

RDS For Oracle VS RDS For Custom Oracle - https://youtu.be/eWlgvtk6BpQ?t=343

S3

https://docs.aws.amazon.com/AmazonS3/latest/userguide/PresignedUrlUploadObject.html AWS S3 Presigned URL Upload Tutorial in Python https://www.youtube.com/watch?v=1D9ggTJ9Ejc

Storage gateway

https://www.youtube.com/watch?v=QaCfOatTIDA

Security

https://docs.aws.amazon.com/pdfs/whitepapers/latest/aws-best-practices-ddos-resiliency/aws-best-practices-ddos-resiliency.pdf

SQS

https://docs.aws.amazon.com/autoscaling/ec2/userguide/ec2-auto-scaling-target-tracking-metric-math.html

WAF

https://aws.amazon.com/blogs/security/centrally-manage-aws-waf-api-v2-and-aws-managed-rules-at-scale-with-firewall-manager/ https://aws.amazon.com/about-aws/whats-new/2017/10/aws-waf-now-supports-geographic-match/