The Nestum HPC cluster consists of 24 computing nodes based on Fujitsu Primergy RX2530 M1 servers with two Intel Xeon E5-2698v3@2.3 GHz processors.
- 2 x Intel Xeon E5-2698v3@2.3 GHz processors
- 128 GB system memory
- 128 GB SSD hard drive
- 2 x 1 Gbps Ethernet controllers
- 1 x 56 Gbps FDR Infiniband controller
- 1 x iRMC Ethernet controller
Each Intel Xeon E5-2698v3 processor consists of 16 cores and supports AVX2 instruction set and can perform 16 flop/cycle with base frequency 1.9 GHz. The memory/core ratio is 4 GB/core
The storage subsystem is based on two fileservers:
- Fujitsu Primergy RX2530 M with 8 × 1 TB SAS hard drives running FreeBSD 10.3 OS with 3.94 TB total storage RAIDZ2 pool. The file server has two 128 GB SSD hard drives for cache operations
- Supermicro storage server running Ubuntu 18.04.4 LTS with 13TB of total usable RAIDZ2 storage. This fileserver also has 3.5TB of SSD storage for caching operations.