Hello, On Tue, Feb 16, 2021 at 9:13 PM Efraim Flashner <[email protected]> wrote: > To quote the manual¹ > In this way, setting --gc-keep-derivations to yes causes liveness to flow > from outputs to derivations, and setting --gc-keep-outputs to yes causes > liveness to flow from derivations to outputs. When both are set to yes, the > effect is to keep all the build prerequisites (the sources, compiler, > libraries, and other build-time tools) of live objects in the store, > regardless of whether these prerequisites are reachable from a GC root. This > is convenient for developers since it saves rebuilds or downloads.
Ouch, I should have RTFM, thanks a lot ! -- Vincent Legoll
