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High Performance Computing Systems

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Centennial

Centennial
File Systems on Centennial
Path Capacity Type
/p/home
($HOME)
678 TBytesLustre
/p/work1
($WORKDIR)
10.859 PBytesLustre
/p/work2136 TBytesLustre
/p/app
($CSI_HOME)
203 TBytesLustre
centennial.arl.hpc.mil
SGI ICE XA - 2.6 PFLOPS
Login Nodes Compute Nodes
Standard Memory Large Memory GPU
Accelerated
Total Nodes 24 1,784 32 32
Operating System RHEL
Cores/Node 40 40 + 1 GPU
(1 x 2,880 GPU cores)
Core Type Intel Xeon
E5-2698v4 Broadwell
Intel Xeon
E5-2698v4 Broadwell
+NVIDIA Tesla K40
Core Speed 2.2 GHz
Memory/Node 256 GBytes 128 GBytes 512 GBytes 256 GBytes
Accessible Memory/Node 252 GBytes 124 GBytes 508 GBytes 252 GBytes
Memory Model Shared on node. Shared on node.
Distributed across cluster.
Interconnect Type Ethernet / InfiniBand

Excalibur

Excalibur
File Systems on Excalibur
Path Capacity Type
/home
($HOME)
411 TBytesLustre
/p/work1
($WORKDIR)
4.6 PBytesLustre
/p/work2122 TBytesLustre on
Solid State
Devices
excalibur.arl.hpc.mil
Cray XC40 - 3.77 PFLOPS
Login Nodes Compute Nodes
Standard Memory Large Memory GPU
Accelerated
Total Nodes 16 3,098 32 32
Operating System SLES Cray Linux Environment
Cores/Node 32 32 + 1 GPU
(1 x 2,880 GPU cores)
Core Type Intel Xeon E5-2698 v3 Intel Xeon E5-2698 v3
+NVIDIA Tesla K40
Core Speed 2.3 GHz 2.5 GHz
Memory/Node 256 GBytes 128 GBytes 512 GBytes 256 GBytes
+12 GBytes
Accessible Memory/Node 2 GBytes 126 GBytes 508 GBytes 252 GBytes
Memory Model Shared on node. Shared on node.
Distributed across cluster.
Interconnect Type Ethernet / InfiniBand Cray Aries / Dragonfly Ethernet / InfiniBand