Hardware Reference
In-Depth Information
TABLE 3.2: Key Blue Waters performance information.
Peak Floating Point Performance
13.1 PFLOPS
Aggregate Memory
1.66 PB
Sustained Floating Point Performance per Sus-
tained Petascale Performance (SPP) benchmarks
1.31 PFLOPS
Sustained I/O Bandwidth performance
1.18 TB/s
FIGURE 3.2: The Blue Waters network subsystem. [Image courtesy of Paula
Popowski, NCSA.]
storage subsystem is connected with an integrated Infiniband fabric and a 40
GigE local-area network as shown in Figure 3.2.
The building block of the on-line storage subsystem is the Cray Sonexion
CS-1600
TM
.
6
The Sonexion 1600 is a high performance storage unit designed
and built to uniquely address Lustre scalability and performance requirements.
The Sonexion is based on Xyratex ClusterStore
TM
technology and has multiple
high-level components (storage hardware, operating system, management user
interface, and file system) bonded into a tightly integrated unit to create a
reliable, performant, and manageable HPC storage service. The Blue Waters
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http://www.cray.com/Products/Storage/Sonexion/Specifications.aspx
