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AWS 笔记

  • Without requiring knowledge of the underlying infrastructure -> AWS Elastic Beanstalk.
  • S3, private, premier, subscription -> pre-signed URL for S3 when download.
  • accurate rolling average -> You need to store then re-read to calculate -> ElasticRedis, not durable(persistent), data can be lost.
  • AWS DynamoDB, LSI(Local Secondary Index), GSI(Glabal Secondary Index) -> LSI share partitionKey with the base table, it can have only the same partitionKey and multiple sortKey; GSI doesn't, it can have multiple partitionKey and multiple sortKey.
  • Low-latency, real time, highly-scalable, store in database -> AWS DynamoDB.
  • Used for outbound internet access from private subnets -> NAT gateway.
  • x-amz-server-side-encryption request header -> S3 bucket.
  • AWS CLI create-stack-set -> AWS CloudFormation StackSetss, create, update of delete Stacks across multiple accounts and regions with a single cloud formation template.
  • on-premises server, X-Ray installation -> X-Ray daemon.
  • Run in sequence, manage and automate the orchestration of the data -> AWS Step Functions.