AWS Chapter 5 Flashcards
Instance Store
provides temporary block level storage for an EC2 instance, when terminated lose any data in the instance store
Amazon Elastic Block Store (Amazon EBS)
service that provides block-level storage volumes that you can use within EC2 instances, stores data to a single availability zone
Amazon EBS Snapshots
incremental backup, not a full backup, first day is backed up and then new daily data as it comes in
Amazon S3
services that provides object level storage, stores data in buckets, 5TB max
Object Storage
each object consists of data/metadata, metadata contains info about use, what the data is etc
Different S3 Storage classes
S3 Standard, S3 Standard 1A, S3 One-Zone 1A, S3 Intelligent Tiering, S3 Glacier, S3 Glacier Deep Archive
S3 Standard
stores data in 3 availability zones, wide use case
S3 Standard 1A
ideal for infrequently accessed data, lower storage price and higher retrieval price
S3 One-Zone IA (Infrequent Access)
stores data within a single availability zone, lower price than standard 1A
S3 Intelligent Tiering
ideal for changing data, requires monthly fee per object, 30 days data is moved to infrequent access tier (S3 One-Zone 1A)
S3 Glacier
low cost storage, data archiving
S3 Glacier Deep Archive
lowest costs, ideal for archiving, able to retrieve objects within 12 hours
Amazon Elastic File System (Amazon EFS)
scalable file system, used with AWS Cloud services and on prem resources. Can grow and shrink automatically
Amazon Relation Database Service (Amazon RDS)
runs relational databases (SQL DB) in the cloud, automate tasks such as hard provisioning, database setup, etc
RDS Database Engines
Amazon Aurora (enterprise class relational database, good for high availability workloads), MySQL etc
