随笔分类 - AWS SAA
摘要：SAA Max retention days 14 days Max size 256 KB Cross Account Access S3 push notification MaximumReceive API Set threshold Request Queue Response Queue
阅读全文
摘要：SAA Here's a quick cheat-sheet to remember all these services: EMR (Elastic Map Reduce): Big Data / Hadoop / Spark clusters on AWS, deployed on EC2 fo
阅读全文
摘要：ETL: Extra data from S3 or RDS Transform data in Glue Load data into RedShift, or other Data Warehouse Craw the data Search for any field Partially ma
阅读全文
摘要：Case 1: WhatIsTheTime.com Simple start Use T2 instance EIP to public access CONS: When more people come to your website, T2 instance is not enough to
阅读全文
摘要：Faster than MySQL... Postgres Failover faster CRR: entire database is copied (not select tables) Load / Offload data directly from / to S3: efficient
阅读全文
摘要：SAA Read Replicas can be within AZ, Cross AZ or Cross Region Replication is async, eventually consistent New connection endpoint for repliaca, need to
阅读全文
摘要：SAA ElastiCache requires code changes Share user session across EC2 instances Redis has multi AZs, failover, backup SAP
阅读全文
摘要：Overview DDoS protection, intergration with Shield, AWS Web application Firewall. Origins S3 bucket For distributing files and caching them at the edg
阅读全文
摘要：SAA Max object size 5000 GB / 5 TB Uploading more thatn 5 GB, then multi part upload root account for MFA MFA delete need to use CLI Must enable versi
阅读全文
摘要：SAA EBS Highly Available Automatically replicated within a single Availability Zone to protect against hardware failures Scalable Dynamicly increase c
阅读全文
摘要：EC2 with Elastic IP User talks to a public EC2 instances access by EIP We want to have a failover instance ElP address points to failover instances Su
阅读全文
摘要：SAA Case 1 User can get Authed by using Cognito User need to access his own S3 folder, we can use Cognito to generate temp credentials by using STS, t
阅读全文
摘要：S3 is not good at searching object We can use DynamoDB to save the metadata of S3 object Then do the search in DyanmoDB If you need to get data direct
阅读全文
摘要：SAA API Gateway Security IAM Permission For user has aws account Authentication + authorization Sigure v4 Lambda Authorizer 3rd party tokens Authentic
阅读全文
摘要：SAA CPU is linked to RAM (cannot be set manually) 2 vCPU are allocated after 1.5G of RAM are used... if you are enabling multi thread, you cannot leve
阅读全文
摘要：SAA Overview For each container, there is ECS Agent attached to it. ECS Agent talk to ECS Service, ECR to pull image and send log to CloudWatch. There
阅读全文
摘要：SAA Overview A: hostname to IPv4 AAAA: hostname to IPv6 CNAME: hostname to hostname Alias: hostname to AWS resouce Create a Record point to a IP that
阅读全文
摘要：SAA Load Balancer LBs can scale but not instantaneously -- contact AWS for a "warm-up" 4xx errors are client induced errors 5xx errors are application
阅读全文
摘要：SAA EC2 instance types Security Group SG can refer to another SG. EC2 You have more access to hareware Whole hardware for your EC2 Still share hardwar
阅读全文
摘要：SAA KMS Encrypted secrects can be stored in the code / environment variable data > 4 KB envolope encryption To give access to KMS to someone: Make sur
阅读全文
