Contemporary High Performance Computing

Chapter 2

ARCHER

Xu Guo, David Henty, Chris Johnson, Alan Simpson, Lorna Smith, and Andrew Turner

EPCC, University of Edinburgh

2.1    Overview

2.1.1    Sponsor/Program Background

2.1.2    Timeline

2.2    Applications and Workloads

2.2.1    Highlights of Main Applications

2.3    System Overview

2.4    Hardware Architecture

2.4.1    Compute Node Architecture

2.4.2    Interconnect

2.4.3    Service Node Architecture

2.4.4    External Login Nodes (esLogin)

2.4.5    Pre- and Post-Processing Nodes

2.4.6    Storage Systems

2.4.6.1    “home” Filesystems

2.4.6.2    “work” Filesystems

2.5    System Software

2.5.1    Operating System

2.5.2    Job Submission System: PBS Pro/ALPS

2.6    Programming System

2.6.1    Programming Models

2.6.1.1    Message Passing ...