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://aws.amazon.com/getting-started/hands-on/build-react-app-amplify-graphql/module-one/?e=gs2020&p=build-a-react-app-intro https://explore.skillbuilder.aws/learn/course/14751/frontend-is-for-everyone
incurs no cost when idle https://www.jeremydaly.com/aurora-serverless-the-good-the-bad-and-the-scalable/
https://www.youtube.com/watch?v=uZJMrciwBYo
Auto Scaling Ground extends across AZ for availability
https://aws.amazon.com/cloudfront/streaming/
Using CloudWatch Events to monitor noncompliant tags
Optimizing AWS Lambda cost and performance using AWS Compute Optimizer
How to Easily Identify Your Federated Users by Using AWS CloudTrail
https://www.youtube.com/watch?v=X_4ekgRc4C8
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
https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/scenarios-enis.html
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/
Deployment models for AWS Network Firewall
https://www.linkedin.com/pulse/saa-takeaways-where-use-different-gateways-when-connecting-alex-chang/ https://repost.aws/knowledge-center/transit-gateway-migrate-vpn
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/
https://medium.com/flo-health/kinesis-vs-kafka-6709c968813 (there's no mention where this kafka is) https://github.com/thomas-schreiter/ingestion_benchmark
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
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
https://www.youtube.com/watch?v=QaCfOatTIDA
How to use AWS Security Hub and Amazon OpenSearch Service for SIEM
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/
