1. RAMCloud Architecture
1000 – 100,000 Application Servers
Appl.
Library
Appl.
Library
Appl.
Library …
Appl.
Library
High-speed networking:
5 µs round-trip
Full bisection bwidth
Datacenter Network
Coordinator
Commodity Servers
Master
Backup
Master
Backup
Master
Backup …
Master
Backup
GB per server
1000 – 10,000 Storage Servers
January 24, 2012
RAMCloud

2. Example Configurations
Today
5-10 years
# servers
2000
4000
GB/server
24GB
256GB
Total capacity
48TB
1PB
Total server cost
$3.1M
$6M
$/GB
$65 $6
For $ K today:
One year of Amazon customer orders
One year of United flight reservations
March 22, 2012
RAMCloud

3. CS 142 Lecture Notes: Security Attacks: Phishing