Store Your Data Flashcards
Types of storage
Block
File
Object
Types of Block storage
Stores only the changes
EBS general purpose SSD (solid state drives) Provisions IOPS SSD Throughout optimised HDD (hard disk drives) Cold HDD
Types of file storage
EFS STANDARD
EFS infrequent access (IA)
FSx for Windows
FSx for Lustre
Types of object storage
Replaces old with new
S3 Standard S3 standard IA S3 one zone IA S3 intelligent tiering S3 glacier S3 glacier deep archive
S3
Simple storage services
Global usage
Standard - grater than or equal to 3 AZ
Amazon elastic block storage (EBS)
Dedicated in EC2
Accessed only by ME
each EBS volume is auto replicated within its AZ
SNAPSHOT functionality
Example: transactional data like who what when cookies were bought
S3 one zone IA
One zone, copied three times in one AZ
S3 Intelligent Tiering
Automatic change of type of storage
Elastic file storage
EFS
Shared in the same region shared by multiple people
Instance store
If EC2 crash stop hang, this temp file can be hosted in instances store
S3 Glacier
Retrieval time:
3-5 min expedite
3-5 hours standard
3-5 hrs but < 24 hrs bulk
Size of data does not matter
More expensive than Glacier deep archive
Delete after 5 years
S3 Glacier Deep Archive
No retrieval only for emergencies or compliance
Size of data doesn’t matter
7-10 years long term retention
Storage cheap, fees high
S3 common scenarios
Back up storage
Application hosting
Media hosting
Software delivery
DynamoDB
Fully managed noSQL offering, available in most regions for users to consume
Key value and document database
Fully managed
Multi region
Built in security, backup and restore, in memory caching for internet scale apps
Cannot use for SQL on s3
Aurora
Fully managed MySQL and PostgreSQL compatible, relational database engine
5x fatter than a traditional mySQL DB and 3x of postgreSQL without changes to most of your existing applications
Speed and reliability of high end commercial database with the simplicity of cost effectiveness of open source database
Self healing