EC2 Spot Instance Flashcards
Bidding for excess capacity
EC2 Spot Instance
Define max price
EC2 Spot Instance
When current price exceeds max price
EC2 Spot Instance
Instance stopped or terminated
EC2 Spot Instance
Grace period when max price is exceeded
EC2 Spot Instance
2 hours
EC2 Spot Instance
Use case
EC2 Spot Instance
distributed or resilient workloads
EC2 Spot Instance
Spot block
EC2 Spot Instance
instance may be used during a time frame
EC2 Spot Instance
Spot request
EC2 Spot Instance
May request one or multiple instances
EC2 Spot Instance
One time spot request
EC2 Spot Instance
Request is completed when instances are launched
EC2 Spot Instance
Persistent spot request
EC2 Spot Instance
Instances can be launched an terminated any time while the request is active
EC2 Spot Instance
Spot fleet
EC2 Spot Instance
mix of spot instances and on-demand instances
EC2 Spot Instance
What spot fleet automates
Spot Fleet
spot instance requests with the lowest price
Spot Fleet
What spot fleet targets
Spot Fleet
meeting target capacity given price constraints
Spot Fleet
Launch pools
Spot Fleet
Each defined by instance type, OS, and AZ
Spot Fleet
strategies (3)
Spot Fleet
- LowestPrice
- Diversified
- CapacityOptimized
Spot Fleet
LowestPrice
Spot Fleet Strategy
Launch instances from pool with lowest price
Spot Fleet Strategy
Diversified
Spot Fleet Strategy
Distribute instances across pools
Spot Fleet Strategy