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EC2 Elastic Cloud Computing (EBS Elastic Block Storage can be attached…
EC2
Elastic Cloud Computing
resizable computer resource
scale computer power up and down
cpu
ram
storage
network
On Demand
Standard, pay per use
per hours, per seconds
Reserved Instance (RI)
reserve capacity (contract)
for Apps mit predictible usage (steady state)
can make upfront payments to further reduce costs
75% off the standard costs
Convertible RI
54% savings
Scheduled RI
reduce after peaks
according schedule
Spot Instance
flexible start end times
terminated by and started by Amazon
Dedicated Host
Legeal aspects
Multitenancy not possible
FIGHT DR MC PX
EBS
Elastic Block Storage
can be attached to EC2
General Purpose SSD (GP2)
Provisioned IPOS SSD (IO)
ST1
throughput optimized
bigdata
datawarehouse
Mgnetic (HDD)
Cold Hdd
Its a server, not serverless !
Use private Key to connect
Security Group: virtual Firewall
Instead of IAM User with credentials
use Roles and attach Role to EC2 Instance
IAM is globally