Trifid

Trifid is a large Intel system and is VPAC's sixth and largest cluster. Trifid has 180 compute nodes, with a total of 2,880 cores. It has a HPL (high performance Linpack) rating is 45.9 TFLOPS. Users of Tango should migrate usage to Trifid. Please see the Introduction to Trifid [8] page for further information.

Specifications

• 180 nodes
• 2,880 cores of Intel E5-2670 [9]
• 4 GB PC1600 memory per core (64 GB per node), with 6 nodes having 16 GB per core (256 GB per node)
• 4 nodes will be GPU/MIC capable
• FDR Infiniband.
• CentOS 6 Linux
• VPAC NFS for home
• VPAC 165TB DDN S2A high performance array for work/scratch/projects (using Lustre [10]).

Compilers

The GNU Compiler Collection (gcc, g++, gfortran) is provided standard as part of the CentOS 6 installation, but we also have include both the Portland Group and Intel compiler suites for better code optimisation.

Public Key

The public RSA key fingerprint for trifid is

19:41:15:a4:01:4a:a4:63:13:93:cd:4d:05:f4:ba:a5