Lotus System Overview

Lotus System Overview

Compute Node Specs

System Component

Configuration

System Component

Configuration

Compute Nodes

CPU Type

AMD EPYC 7352

Sockets

2

Cores/socket

24

Clock speed

2.3 GHz

Memory

256 GB RAM

Local Storage

512GB Micron 1300 SSD (/scratch)

Memory Bandwidth

409.6 GB/s

System

Total Compute Nodes

44

Total Compute Cores

2,112

Total Memory

11.6 TB

Total Storage

342 TB

Interconnect

Mellanox Infiniband EDR

Link bandwidth

100 Gb/s

MPI Latency

1.64 µs

System Environment

Software

Description

Software

Description

Operating System

Rocky Linux 9.5

Cluster Management

Warewulf 4.5.5

Compilers

AOCC, GCC, Clang, Go

Parallel Frameworks

Open MPI, MVAPICH2, Sandia OpenSHMEM