6. データセンターで使われるファブリックへの期待
HPC Clusters Public SaaS Enterprise Microservers
Appliances
帯域幅
Today: 10GB- 100s of GBs per second 50+ GBs per second 50+ GBs per second 10+ GB per second
20GB
遅延 10s of nanoseconds 100s of nanoseconds 100s of nanoseconds 1000s of nanoseconds
Today: 1000s of
across the fabric across the fabric across the fabric across the fabric
ns
エネルギー効率 3-5 pico Joules per bit 10-25 pico Joules per bit 10-25 pico Joules per bit 5-10 pico Joules per bit
Today: 12-25
per Link per Link per Link per Link
pJ/bit
アプリケーション Search / Big Data/ Databases /Analytics/ Web Front-End/ Search /
Parallel Processing
性能 Content Delivery Middleware Big Data
10K-100Ks nodes in a 10,000s nodes in a data 10s-1000s nodes in a 100-1000s nodes in a
スケーラビリティ Datacenter Center Rack(s) Chassis
管理、QoS、 Data Center wide Mgmt & Chassis/Rack Fabric
Cluster Fabric Mgmt Data Security
セキュリティ Data Security Mgmt & Data Security
Message Rate
Bandwidth Bandwidth Density
ファブリックが Bandwidth
目指すもの
Latency Latency
Latency 6
Power
Power Scalability Scalability
8. 次世代データセンター・ファブリックの挑戦
バンド幅 • Scalable Link Bandwidth & Full Utilization
遅延 • Low and Deterministic Latency
エネルギー効率 • Balancing System Power (Fabric, Compute,
Storage)
アプリケーション • New Workloads in HPC, Big Data, Analytics, &
性能 Search
スケーラビリティ • Continued Growth from 1000s to 100,000s of
Nodes
管理、QoS、 • Datacenter Wide Traffic Shaping & Congestion
セキュリティ Management, IO Virtualization Needs
8