Skip Nav

High Performance Computing Systems

For information on restricted systems, see the Restricted Systems page. (Authentication required.)

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 Cores | Nodes 960 | 24 71,360 | 1,784 1,280 | 32 1,280 | 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 K40P
Core Speed 2.2 GHz 2.6 GHz 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 Cores | Nodes 512 | 16 99,136 | 3,098 1,024 | 32 1,024 | 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