engenio 7900 hpc storage system. 2 lsi confidential lsi in hpc lsi (engenio storage group) has a...
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Engenio 7900 HPCStorage System
LSI Confidential 2
LSI In HPC
• LSI (Engenio Storage Group) has a rich, successful history of deploying storage solutions for the HPC market – Over 50 petabytes of LSI storage currently installed in HPC sites
• LSI is focused on the HPC market as a strategic opportunity– These customers have the most demanding technology requirements and
are often a leading indicator for technologies that will soon move into the mainstream• Examples include Linux clusters, Global File Systems, and InfiniBand
– Making our technology available first to HPC customers benefits our General Purpose Computing, or GPC, products and customers
• ESG recently established a cross-functional team focused on the HPC market designed to ensure that we maintain our HPC leadership
LSI Confidential 3
Robust storage management supports unparalleled configuration flexibility and online administration
Scalability up to 480 TB satisfies the most demanding capacity requirements
Bullet-proof reliability and availability to ensure continuous high-speed data delivery
Flagship storage system designed for compute-intensive applications
Engenio 7900 HPC Storage System
LSI Confidential 4
The 7900 HPC storage system
is uniquely positioned to deliver
HPC-class performance
with uncompromising uptime
to ensure continuous
high-speed data access
Engenio 7900 HPC Storage System
LSI Confidential 5
HPC Performance
• Industry-leading 6.4 GB/s on sustained reads from disk
• Lineage of balanced performance excels at mixed workloads
• Field-replaceable host interface cards adapt to changing infrastructure– 4 Gb/s FC– 20 Gb/s IB– 8 Gb/s FC (future)– 40 Gb/s IB (future)
Reliability and Availability
• Proven architecture based on over 30 years of design knowledge and firmware development – Almost 400K systems shipped
• Uninterrupted data uptime– Five 9s availability– No single point of failure– Fully-redundant data path
with automated failover– Battery-backed controller
cache mirroring– Proactive drive health monitoring– Hardware-assist RAID 6– Read parity check
Performance + Uptime = Computational Efficiency
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• Computational analysis
• Upstream/downstream processing
• Genomics
• Satellite ground stations
• Data-intensive research
• 3-D computer modeling
• Seismic processing
• Data mining
• Large-scale simulation
7900 HPC Positioning
Ideal for environments that store vast amounts of data for high-bandwidth programs
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• Government labs
• Biosciences
• Scientific research & development
• Energy, weather, climate
• Oil and Gas
• Media and entertainment
• Geospatial companies
7900 HPC Positioning
Ideally suited to markets with high volumes of data processing and computing demands
LSI Confidential 8
Key Features
• 7th-generation XBB2 architecture delivers unprecedented performance, multi-dimensional scalability and unparalleled flexibility
• Balanced performance supports mixed workloads for applications ranging from transaction-heavy to bandwidth-intensive
• Fully redundant I/O paths, automated failover, battery-backed mirrored cache, and online administration keep your data accessible
• Field-replaceable host interface cards adapt to changing infrastructures
• Support for SATA drives and RAID level 6 allows administrators lower costs without sacrificing data protection
• Proven architecture benefits from more than 30 years of design knowledge and firmware development
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Specification Overview
Key new features
• 7th generation XBB2 controller technology– Custom ASIC with built-in hardware-assist
for RAID 5 XOR and RAID 6 p+q– Four 2 GB/s PCI-Express X8 buses (two host,
two drive) deliver 4 GB/s of internal bandwidth– Two dedicated 2 GB/s PCI-E X8 cache
mirroring buses – Field replaceable host interface cards
• Dedicated data cache – Dedicated cache mirroring busses– Battery-backed and destaged
to disk after power loss
7 9 0 0 H P C
Host/SAN connectivity
• Sixteen 4 Gb/s FC
• Eight 20 Gb/s IB
Drive channels / drives
• Sixteen 4 Gb/s FC
• 480 – FC/SATA (256 initially)
XOR and Cache
• Dedicated XOR engine
• 8 GB dedicated cache
• Battery-backed, mirrored
Performance
• 6.4 GB/s sequential disk reads
• 5.4 GB/s sequential disk writes
Dual-controller system specs
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Field Replaceable Host Interface Cards
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6998 / 7900 HPC Specification Comparison
Dual-controller system (unless noted)
6 9 9 8 7 9 0 0 H P C Improvement
Host channels 8 FC 16 FC or 8 IB 2X
Redundant drive channels Eight 4 Gb/s Sixteen 4 Gb/s 2X
Max drives 224 FC/SATA 480 FC/SATA 2X
Processor Intel Xeon 2.4 GHz Intel Xeon 2.8 GHz ---
Processor memory (single controller) Up to 1 GB 2 GB 2X
XOR technology Dedicated ASIC Dedicated ZIP ASIC ---
Bus Technology PCI-X PCI-Express 2X
Internal controller bandwidth (single controller)
1 GB/s 4 GB/s 4X
Data cache (min/max) 2 GB / 16 GB 8 GB ---
Cache Hold-up Battery backed Permanent 2X
Cache Mirroring Back-end loops 2 dedicated busses ---
Cache bandwidth (single controller) 3.2 GB/s 17 GB/s 5X
LSI Confidential 12LSI Confidential
6998 / 7900 HPC Performance Comparison
6 9 9 8 7 9 0 0 H P C Improvement
Burst throughput cache read 1,700 MB/s 6,400 MB/s 3.8X
Sustained throughput disk read 1,600 MB/s 6,400 MB/s 4X
Sustained throughput disk write (CMD) 1,300 MB/s 5,400 MB/s 4X
Burst I/O rate cache reads 575,000 IOPS 700,000 IOPS 1.6X
Sustained I/O rate disk reads 86,000 IOPS ~ 172,000 IOPS (est) 2X
Sustained I/O rate disk writes 22,000 IOPs ~ 45,000 IOPS (est) 2X
~ Performance numbers are preliminary estimates based on 448 drives and not committed. Actual results based on testing are to be determined.
All numbers were done using RAID 5 using switched drive modules.
Questions
LSI Confidential 14LSI Confidential
7999 Controller Block Diagram
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