[Bug 1981109] [NEW] server image pulls in ModemManager via fwupd, consumes 25MiB RAM in every container

Launchpad Bug Tracker 1981109 at bugs.launchpad.net
Thu Sep 15 15:32:06 UTC 2022


You have been subscribed to a public bug by Matthieu Clemenceau (mclemenceau):

Looking at memory utilization in a pristine Ubuntu lxd container (top -o
RES), I see that ModemManager is running, which I was surprised to see
is present at all in the stock image.

Tracking this I find that fwupd depends on libmm-glib0, which in turn
Recommends: modemmanager.

Libraries in general should not recommend daemons, so it's possible this
should be fixed by libmm-glib0 dropping this Recommends.  It certainly
doesn't seem to be a deliberate decision by the Server Team to have
modemmanager installed and running by default on all systems.

** Affects: fwupd (Ubuntu)
     Importance: Undecided
         Status: Invalid

** Affects: livecd-rootfs (Ubuntu)
     Importance: High
         Status: Fix Released

** Affects: modemmanager (Ubuntu)
     Importance: High
         Status: Triaged

** Affects: ubuntu-meta (Ubuntu)
     Importance: Undecided
     Assignee: Ubuntu Server (ubuntu-server)
         Status: New

** Affects: fwupd (Ubuntu Jammy)
     Importance: Undecided
         Status: Invalid

** Affects: livecd-rootfs (Ubuntu Jammy)
     Importance: High
         Status: Triaged

** Affects: modemmanager (Ubuntu Jammy)
     Importance: Undecided
         Status: New

** Affects: ubuntu-meta (Ubuntu Jammy)
     Importance: Undecided
         Status: New


** Tags: foundations-todo fr-2592
-- 
server image pulls in ModemManager via fwupd, consumes 25MiB RAM in every container
https://bugs.launchpad.net/bugs/1981109
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