On Thu, 24.04.14 15:08, Zbigniew Jędrzejewski-Szmek ([email protected]) wrote:
> > On Thu, Apr 24, 2014 at 08:59:46AM +0200, Lennart Poettering wrote: > > On Tue, 25.03.14 15:59, Peter Hutterer ([email protected]) wrote: > > > > > I can't seem to find this in the documentation, so I do wonder if it > > > exists: > > > is there an equivalent to journalctl -b -1 that lists the log of the most > > > recent pid? > > > > > > Specifically I'd like to run journalctl /usr/bin/Xorg --pid -1 or similar > > > to > > > get users to attach the most recent log file instead of having to provide > > > _PID manually. > > > > Hmm, I can see the usecase for that, but I am not sure how we could > > implement this nicely... > > > > To implement this we'd have to store the starttime of each PID in the > > database, and then order by that. And then we'd have to figure out the > > most recent one, probably in a similar fashion as we already allow this > > boot ids... > > > > I have added this now to the TODO list, but don't hold your breath... > I've been thinking about this too, and actually for the same usecase (i.e. > logs from X). I think we should teach various programs like X to logs an > equivalent of _BOOT_ID (e.g. "XORG_RUN_ID"), and then systemctl could be > extended to support it the same -b / --list-boots, except that the > user would specify the tag (e.g. XORG_RUN_ID) to sort on. The > advantage would be that e.g. Xorg and gdm could agree to use the same > tag for the same session, thus making is easy to correlate log > messages. Hmm, such an XORG_RUN_ID would be pretty close to _SYSTEMD_SESSION= then, no? Lennart -- Lennart Poettering, Red Hat _______________________________________________ systemd-devel mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/systemd-devel
