bug#22039: [PATCH] 'guix system reconfigure' must start/restart/stop services

[ludo@gnu.org (Ludovic Courtès)]

Hi Carlo,

Carlo Zancanaro <carlo@zancanaro.id.au> skribis:

> [   18.924085] shepherd[1]: Service root-file-system has been started.
> [   18.932361] shepherd[1]: 
> [   18.939972] shepherd[1]: Service user-file-systems has been started.
> [   18.947889] shepherd[1]: 
> [   18.989611] shepherd[1]: waiting for udevd...
> [   19.001396] shepherd[1]: 
> [   19.229174] udevd[267]: starting version 3.2.5
> failed to start service 'file-systems'
> could not create '/dev/autofs': File exists
> could not create '/dev/fuse': File exists
> could not create '/dev/cuse': File exists
> [   19.525763] udevd[267]: starting eudev-3.2.5

[...]

> [   19.553794] udevd[267]: no sender credentials received, message ignored
> failed to start service 'file-system-/dev/pts'

[...]

> [   19.633995] udevd[267]: no sender credentials received, message ignored
> failed to start service 'file-system-/dev/shm'

[...]

> [   19.741025] udevd[267]: no sender credentials received, message ignored
> failed to start service 'user-processes'
> [   19.773968] shepherd[1]: Service host-name has been started.
> [   19.784495] udevd[268]: starting version 3.2.5
> [   19.797674] shepherd[1]: 
> could not create '/dev/autofs': File exists
> could not create '/dev/fuse': File exists
> [   19.846310] udevd[269]: starting version 3.2.5

It looks as if udev failed to start initially, hence the subsequent
“failed to start 'file-system-*'” messages, but then we appear to have
several competing udevd processes, as if (exec-command (list udevd)) had
been executed multiple times.  Hmm not sure what’s going on…

Ludo’.