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Achtung.png Legacy documentation

This page describes a service provided by a retired ACENET system. Most ACENET services are currently provided by national systems, for which please visit

Overview | Mahone | Placentia | Fundy | Glooscap

General Information

Description A big node parallel cluster suited to OpenMP and big memory jobs. Two nodes (cl001 & cl002) have 2x the RAM of the rest.
Total nodes 45
Total cores 636
Node Model SunFire x4600 M2 (cl001-cl038)
SunFire x2200 M2 (cl039-cl045)
Architecture Three 8.0 GB/sec. HyperTransport link with 6.0 GB/sec. access between processor and memory
RAM Model DDR1/400 ECC registered DIMMs (128-bit plus ECC databus)
RAM/Node 128 GB (cl001, cl002)
64 GB (cl003-cl038)
16GB (cl039-cl045)
Sockets/Node 8 (cl001-cl038)
2 (cl039-cl045)
CPU Dual-Core AMD Opteron 2.8 GHz (cl001-cl012)
Dual-Core AMD Opteron 3.2 GHz (cl013-cl038)
Dual-Core AMD Opteron 3.0 GHz (cl039-cl045)
Cores/CPU 2
Interconnect Nodes cl001-cl038: InfiniBand 4xDDR (20Gbps) non-blocking (1:1)
Switch: Voltaire Grid Director ISR 2004

Gigabit Ethernet elsewhere

Operating System EL6

Overview | Mahone | Placentia | Fundy | Glooscap