User Manuals

User's Guides

System Usage

WebAPI User Guide

Programing Guides

This information is released to the public with the permission of Fujitsu Limited.
For inquiries about the contents, please contact RIKEN from Helpdesk.

Case Study on A64FX Tuning

Others

Satellite Fugaku User's Guides

Satellite Fugaku User's Guides (Mar 3rd, 2025)

Fujitsu Software Manuals

Fujitsu Software Manuals

Measured Performance Data

Performance of File System (Jun 19th, 2024) (PDF 0.9MB)
Performance of MPI (Apr 4th, 2022) (PDF 1.5MB)
Performance and Power consumption
Executing high performance and energy efficient jobs (May 20th, 2025) (PDF 4.0MB)

Available Software

Open Source Software (Oct 20th, 2025)
Open-source software packages (OSSs) are managed and provided with a package management tool Spack.
R-CCS Software (Oct 20th, 2025)
The “R-CCS Software” packages developed by RIKEN Center for Computational Science are available on Fugaku.
Supported Software (Nov 4th, 2025)
The software packages supported by RIKEN Center for Computational Science or Research Organization for Information Science and Technology (RIST) are available on Fugaku.
Commercial Software (Feb 16th, 2026)
The commercial software packages supported by RIKEN Center for Computational Science is available on Fugaku.

Workshop Materials

Workshop Materials