[Nix-dev] LLVM builds on Hydra but not locally

[Ludovic Courtès]

Eelco Dolstra <eelco.dolstra at logicblox.com> skribis:

> On 16/12/13 13:56, Ludovic Courtès wrote:
>
>> Not much I presume.  When you do have 100 derivations to build, their
>> body will typically take longer than ‘touch $out’.  At this point, the
>> overhead shouldn’t matter this much.
>
> NixOS has lots of "trivial" derivations to build stuff like configuration files
> and systemd units.  When running nixos-rebuild it's really noticeable that this
> takes a long time.

Ah right, I see.

Thanks,
Ludo’.