branch master updated (af6d488 -> 9971141)

[Maxim Cournoyer]

apteryx pushed a change to branch master
in repository maintenance.

    from af6d488  guix-europe: minutes: Clarify an old document.
     new 88ba60b  hydra: Adjust Btrfs balance jobs.
     new 0ba3694  hydra: overdrive: Enable Btrfs compression.
     new ae6efd3  hydra: build-machines: Enable non-authenticated sudo by group.
     new 8cd6fbe  hydra: overdrive: Allow un-authenticated sudo to wheel group.
     new bcf7692  hydra: Turn overdrive1 config into a deployable machine 
config.
     new 9971141  hydra: overdrive: Use ZRAM.

The 6 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails.  The revisions
listed as "add" were already present in the repository and have only
been added to this reference.


Summary of changes:
 hydra/deploy-overdrive1.scm               | 14 ++++++++++
 hydra/milano-guix-1.scm                   | 17 +++++++-----
 hydra/modules/sysadmin/build-machines.scm | 16 +++++++----
 hydra/modules/sysadmin/overdrive.scm      | 46 +++++++++++++++++++++++++------
 hydra/monokuma.scm                        | 17 +++++++-----
 hydra/overdrive1.scm                      |  4 ---
 6 files changed, 82 insertions(+), 32 deletions(-)
 create mode 100644 hydra/deploy-overdrive1.scm
 delete mode 100644 hydra/overdrive1.scm