Bootstrapping Hyperscale OpenStack Clouds

Rob Hirschfeld

Principle Cloud Architect at Dell

Online: RobHirschfeld.com & @Zehicle

Hyperscale design is different

The scope of hyperscale systems requires a fundamentally different management paradigm:

• hardware faults are common,

• manual steps are impractical,

• small costs add up quickly

Enterprise vs. Hyperscale

OVER TWO ORDERS OF MAGNITUDE: 10 servers vs. 1000 servers

Flat Edges

Nested Centralized vs. Flat Edges

Fully Redundant

Foolishly Redundant

Cloud Non-Redundant

Fault Zones

Fault Zones in Hardware

Fault Zo

ne

Fault Zo

ne

Fault Zo

ne

Application Deployment

Fault Zones in Applications

Stacked = Fault Zones, but Local!

Cloud Ready Hardware

Cloud Ready Hardware

• Flexible

• Dense

• Efficient

• Modular

• Swift: per core : 4+ spindles & 2 Gb RAM

• Nova: per core : 1 spindle & 4 Gb RAM

Big & Powerful vs. Small & Dense

A B C

A B C

A B C

A B

C D

A B

C D

A B

C D

A B

C D

A B

C D

A B

C D

A B

C D

A B

C D

A B

C D

D1

D2

D3

Let’s go!