ubuntu-phone team mailing list archive

[Rodney Dawes <rodney.dawes@xxxxxxxxxxxxx>]

Note that this is ONLY on zesty and xenial+overlay unity8 sessions, and
does not affect supported phone/tablet images currently. Those are
still on 15.04 base and using upstart, so apps on phone/tablet
currently are unaffected by this.

YOUR APPLICATION LOGS DID NOT MOVE! :)


On Fri, 2017-02-03 at 08:24 -0600, Ted Gould wrote:
> Hello,
> 
> Currently the silo that changes Ubuntu App Launch over to supporting
> systemd is publishing. This means that all of your applications will
> start running as systemd jobs instead of Upstart jobs. I imagine most
> people were expecting this to happen as it puts us on pace to remove
> Upstart and Click from Zesty images. But I wanted to put a note here
> for application developers because:
> 
> YOUR APPLICATION LOGS MOVED!
> 
> So if you're debugging your application typically you'd find its
> output in ~/.cache/upstart/application*log, that will no longer be
> the case. Systemd puts all of its logs into journald, a database of
> log files. It's pretty cool, you should spend some time playing with
> it as it allows you to compare logs from multiple sources (probably
> for app developers unity8 logs are also interesting, but they're not
> yet in journald). So just to boot strap your usage your logs are
> basically available by querying journald:
> 
> $ journalctl --user-unit ubuntu-app-launch-application-*.service
> 
> You'll probably want to tab complete that * stuff, but it'll vary
> based on your application.
> 
> Ted

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