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User Manuals
JapaneseUser Guides
System Usage
- Start-up Guide (Sep 26th, 2025) (PDF 3.7MB)
- Fugaku User Guide - Use and job execution (Oct 10th, 2025)
- Fugaku User Guide - Language and development environment (Oct 10th, 2025)
- Fugaku Spack User Guide (Oct 20th, 2025)
- Fugaku Visualization User Guide (Jun 25th, 2024) (PDF 27.0MB)
- Fugaku High Speed Transfer User Guide (Jul 26th, 2021) (PDF 0.3MB)
- The Use of Fugaku VPN Service (Jul 21st, 2021)
- AI framework on the Fugaku User Guide (Jul 19th, 2023)
- How to use Singularity on Fugaku
- Fugaku Open OnDemand Guide
- Fugaku S3 File Access Service User Guide
- VeloC User Guide (Jul 5th, 2022)
- User support tools User Guide (May 9th, 2025)
- Pre/Post Environment User Guide (Jul 28th, 2025)
WebAPI User Guide
Programming Guides
This information is released to the public with the permission of Fujitsu Limited.
For inquiries about the contents, please contact RIKEN from Helpdesk.
- Programming Guide (Programming common part) (Apr 4th, 2023) (PDF 2.1MB)
- Programming Guide (Fortran) (Apr 4th, 2023) (PDF 3.3MB)
- Programming Guide (Tuning) (Apr 4th, 2023) (PDF 6.6MB)
- Programming Guide (Processors) (Aug 2021) (PDF 3.8MB)
- Programming Guide (IO) For download (Dec 26th, 2024)
- CPU performance tuning based on the type of application (Dec 1st, 2021) (PDF 13.2MB)
Case Study on A64FX Tuning
Others
Satellite Fugaku User Guides
Fujitsu Software Manuals
Measured Performance Data
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 (Oct 20st, 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 (Jun 24th, 2025)
The commercial software packages supported by RIKEN Center for Computational Science is available on Fugaku.