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University of Nebraska–Lincoln

Research Computing Facility

Prairiefire - Hardware

Prairiefire
Number of nodes 98
Processors total 214
Theoretical peak performance (GFlops) 1126.4
Total peak performance (GFlops) 888.5
Total memory (GB) 868
Total disk (TB) 9.67
Interconnect Technology(1) Myrinet
Interconnect Technology(2) Gigabit Ethernet
Operating System Linux
Communication software MPICH-GM
Main application area Scientific Computing
Year installed/last upgraded 2002/2006

2-socket, Single Core Nodes
Quantity 80
Type of Processor Opteron 248
Frequency (Ghz) 2.2
Memory (GB) 4 PC2700
Disk Space (GB) 20

2-socket, Dual Core Nodes
Quantity 15
Type of Processor Opteron 275
Frequency (Ghz) 2.2
Memory (GB) 4 PC3200
Disk Space (GB) 80

8-socket, Dual Core Nodes
Quantity 3
Type of Processor Opteron 870
Frequency (Ghz) 2.0
Memory (GB) 32 PC3200
Disk Space (GB) 3379

Filesystem Server
Type of processor Opteron
Processors in node 2
Frequency (Mhz) 2200
Filesystem Type RAID 5
Total disk (GB) 1014
Total memory (GB) 2.5