[Nix-dev] hydra.nixos.org stopped scheduling jobs

Raahul Kumar raahul.kumar at gmail.com
Mon Jan 5 12:27:43 CET 2015


Btrfs might be the answer. It can both deduplicate and compress. Worth a
shot.

Aloha,
RK.

On Mon, Jan 5, 2015 at 8:26 PM, Eelco Dolstra <eelco.dolstra at logicblox.com>
wrote:

> Hi,
>
> On 04/01/15 14:21, Peter Simons wrote:
>
> >  > It seems building OK now. I don't know if anyone has intervened...
> >
> > Hydra builds a couple of hundred packages per day, but it does so at a
> > snails pace.
>
> The queue gets stopped automatically when free disk space drops below a
> certain
> level (10 GB or so), which is happening all the time now. Apparently the
> garbage
> collector cannot reclaim enough disk space anymore, suggesting we have too
> many
> roots (i.e. active Nixpkgs/NixOS jobsets). The Nix store on that machine
> has 3.6
> TB of disk space BTW.
>
> --
> Eelco Dolstra | LogicBlox, Inc. | http://nixos.org/~eelco/
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