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NCSA Intel 64 Linux Cluster Abe Technical Summary |
Production date: July 9, 2007
[abe.ncsa.uiuc.edu]
[login-abe.ncsa.teragrid.org]
| COMPONENT |
DESCRIPTION |
| Hardware & Networking |
Architecture |
Blades (Linux Cluster) |
| Peak FLOPs |
89.47 TF |
Number of Blades
Number of CPUs (cores) |
1200
9600 |
| Processor |
- Intel 64 (Clovertown) 2.33 GHz dual socket quad core
- 1333 MHz front side bus (per socket)
- 8 MB L2 cache (2 MB per core)
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| Memory |
-
Per node (per core):
8 GB (1 GB) 600 nodes/
16 GB (2 GB) 600 nodes
- Type: DDR2
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| Network Interconnect |
InfiniBand |
| Parallel Filesystem |
Lustre (100 TB) |
| Software |
Operating System |
Red Hat Enterprise Linux 4 (Linux 2.6.9)
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| Compilers |
- Intel: Fortran77/90/95 C C++
- GNU: Fortran77 C C++
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| Batch System |
Torque (based on PBS)/Moab |
| Environment Control |
SoftEnv |
| Grid Software |
Provided via
Coordinated TeraGrid Software and Services (CTSS) |
| Policies/User Limits |
Interactive scratch quota |
None currently |
| Charging Algorithm |
# SUs = 8 * #Nodes * Time
where
SUs = Service Units
Time = Total Wall Clock Hours
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The NCSA Intel 64 Linux Cluster Abe is intended to provide a capability
resource for computationally challenging problems. Production jobs should
typically use at least 1000 cores. Requests for extended access for large
scale runs is encouraged.
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