# Sys Changes

- [RHEL 9.6 Module Migration Guide](/oscar/sys-changes/rhel-9.6-module-migration-guide.md)
- [Bigmem Partition is Retired](/oscar/sys-changes/bigmem-partition-is-retired.md)
- [Package Archive Mirrors](/oscar/sys-changes/package-archive-mirrors.md): Brown maintains mirrors of the popular Python and R package repositories (i.e., PyPI, CRAN). Use these mirrors to install Python and R packages without accessing the internet
- [PyPI Mirror](/oscar/sys-changes/package-archive-mirrors/pypi-mirror.md)
- [CRAN mirror](/oscar/sys-changes/package-archive-mirrors/cran-mirror.md)
- [Bioconductor Mirror](/oscar/sys-changes/package-archive-mirrors/bioconductor-mirror.md)
- [RHEL-9 Migration](/oscar/sys-changes/rhel-9-migration.md): Higher Throughput, More Secure, and Greener Computing!"
- [LMOD - New Module System](/oscar/sys-changes/lmod-new-module-system.md)
- [Module Changes](/oscar/sys-changes/module-changes.md)
- [Testing Jupyter Notebooks on RHEL9 mini-cluster](/oscar/sys-changes/testing-jupyter-notebooks-on-rhel9-mini-cluster.md)