Changing uids is something you don't want for HPC use anyhow. Charliecloud is a simple alternative approach specifically for HPC. Actually, a lot of the time y

Changing uids is something you don't want for HPC use anyhow. Charliecloud is a simple alternative approach specifically for HPC. Actually, a lot of the time you can get away without namespacing anyhow, just by settings paths to point into an unpacked image. That does depend on what you want to run being sufficiently configurable, though.