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  • Getting started at DKRZ
    • Getting a user account
      • DKRZ user account
      • CERA user account
      • ESGF user account
      • Shared user account
    • Resource allocation
    • User Support
      • Help Desk
      • Data Support - Data Management
      • Training
        • Program Analysis and Tools Workshop
        • Training on DKRZ’s HPC systems (mistral, HPSS and cloud)
        • Introduction to DKRZ’s HLRE-3 system Mistral
    • Terms of use
  • Levante HPC system
    • Configuration
    • Access and Environment
    • File Systems
    • Developing and Using Scientific Software
      • Compiling and Linking
      • Debugging
      • Building your own package: spack
      • Python
      • GPU Programming
    • Running Jobs with Slurm
      • SLURM Introduction
      • Partitions and Limits
      • Runtime Settings
      • Example Batch Scripts
      • Using GPU nodes
      • Accounting and Priorities
      • Slurm Binding Website
    • Data Processing on Levante
    • Data Transfer
      • uftp
    • Remote file system
    • Known issues
  • Data Storage
    • HPC System Storage
    • HSM StrongLink (tape archive)
      • Getting Started with slk
      • Known Issues (read this!)
      • Archivals to tape
      • Retrievals from tape
      • File Search and Metadata
      • slk usage examples
      • manual pages HSM
        • slk: official StrongLink Command Line Interface
        • slk helpers: slk extension provided by DKRZ
        • slk wrappers: wrapper scripts to simplify StrongLink-tasks
        • Reference: metadata schemata
        • Reference: StrongLink query language
        • JSON structure for/of metadata import/export
        • Reference: StrongLink verify jobs
        • Official StrongLink Command Line Interface Guide
      • FAQ
    • Swift Object Storage
      • Swiftbrowser
      • Python-swiftclient
  • Software & Services
    • Jupyterhub
      • Overview
      • Quick Start
      • Spawner options
      • VNC Desktop
      • Kernels
      • Lab Extensions
      • Changelog
    • Gitlab
      • Gitlab-runner
    • Redmine
    • Data Science Services
      • Machine Learning on Levante
      • Setup on Levante using Conda
    • ModVis
    • ClusterCockpit
  • Data Services
    • Data Management Planning
    • Finding & Accessing Data
      • /pool/data user projects
      • ECMWF Reanalysis Products
      • Freva
        • Databrowser
        • ESGF databrowser
        • Crawling data
        • Plugins
        • Analysis history
        • Result browser
      • Do you need Data?
    • Processing & Analysing
    • Publishing & Dissemination
      • Data Preparation and Quality Checking
      • ESGF publication
      • Publication at WDCC
    • Archiving & Preserving
  • Visualization
    • ParaView
      • ParaView on Levante
      • Paraview Examples
        • Create an image of sea surface speeds
        • Display clouds as a semi-transparent overlay
        • Create isosurfaces of ocean current speed
        • Create a multi-variable image / animation from a coupled ice sheet - climate simulation
        • Prepare a regional land and ocean map background
        • Streamline seeding in vector data
        • Volume rendering of (NARVAL II) ICON data
        • Isosurfaces and isocontours in regular lat-lon data
      • DKRZ ParaView tutorial document
      • The Paraview main screen
      • Camera and perspective
        • Set the background (color/gradient)
        • Camera: Follow Path
        • Camera: Orbit
        • Switch to camera parallel projection
        • Camera: Interpolate camera locations
        • Set the view size
      • Colormaps
        • Hack the color map:
        • Chose a different colormap
        • Invert the Colormap
        • Adjust the color bar and its legend
        • Rescale the colormap to a custom range
        • Save the colormap as a preset
        • Adjust the color map for a transparent display of clouds
      • Export
        • Composite animations using mogrify and ffmpeg
        • Export an animation
        • Saving animations and screenshots
      • Filters
        • Combine files with AppendAttributes
        • Extrude a land surface based on topography
        • Apply a calculator to convert u and v into speed
        • Check if you have cell or point data
        • Use the contour filter to display isolines
        • Using an earth texture as background
        • Extrusion of topography and bathymetry
        • Compute isosurfaces from the point data
        • Add an image as texture (plane) in the background
        • Add an image as texture on a sphere
        • Use a threshold to get rid of missing missing values in ICON Ocean
        • NetCDF: Date and time annotation
      • Light
        • Deactivate the light kit
      • Readers
        • Load NEMO 3D data with the netCDF CF reader
        • The NetCDF CF reader
        • Load 2D ICON data with the CDI reader
        • Load 3D ICON Ocean data in Paraview
        • Pre-Processing for a multi-variable image / animation
      • Rendering Techniques
        • Use bump-mapping to composite current speed and SST
      • Technical
        • Adjust / check the camera controls
        • Open the Paraview settings
        • Activate the CDI reader plugin
        • Make Paraview save a state on quitting or crashing
        • Automating visualizations in ParaView with PvBatch
        • Save a state file
    • Python
    • NCL
      • NCL examples
    • PyNGL
    • GrADS
  • Documentation For Users
  • Levante HPC System
  • Developing and Using Scientific Software

Developing and Using Scientific Software#

This section introduces software and tools needed to execute scientific codes on Levante and to support all steps of the (unbounded) code development cycle to get the best performance from climate codes on large scale HPC systems.

  • Compiling and Linking
  • Debugging
  • Building your own package: spack
  • Python
  • GPU Programming
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