The resolution to the segfault in olpc-dm turned out to be obvious. XSCE developers have responded to on-the-ground requests for teamviewer, and added it to the ansible playbook, without realizing that it is not compatible with olpc-dm. Teamviewer daemon was being pulled in by graphical.target.
The ansible playbook will be updated On Mon, Sep 7, 2015 at 3:37 PM, James Cameron <qu...@laptop.org> wrote: > The first message is a result of your problem, not a cause. > > The second message is normal, verified in my test just now, therefore > not related to your problem. > > To look at the systemd journal for olpc-dm ... > > systemctl status olpc-dm.service | cat > > To look at olpc-dm client logs ... > > cat /tmp/olpc-dm* > > Do both of these in the failed state as well as the working state to > identify the differences. > > On Mon, Sep 07, 2015 at 03:21:10PM -0700, George Hunt wrote: > > I missed one obvious clue, thinking that Xorg.log was the strategic > place to > > look. > > > > /var/log/messages (search olpc-dm) shows > > > > • "olpc-dm.service holdoff time over, scheduling restart" > > • and then "xauth: file /var/tmp/olpc-auth/.Xauthority does not exist" > > > > googling "Xauthority create olpc" does not give a good hit, but suggests > I > > should learn olpc-utils better. > > > > On Mon, Sep 7, 2015 at 2:44 PM, James Cameron <[1]qu...@laptop.org> > wrote: > > > > I'm interested in finding the cause; any such race condition that > > prevents X startup may eventually occur depending on timing, so is > > there some simple reproducer that we can apply to OLPC OS? > > > > Where are your changes relative to OLPC OS? > > > > What does the systemd journal say about olpc-dm service? > > > > How do the journal, olpc-dm logs, and X logs differ between working > > and failing case? > > > > Where does gdb show the segmentation fault occurs? > > > > -- > > James Cameron > > [2]http://quozl.linux.org.au/ > > > > References: > > > > [1] mailto:qu...@laptop.org > > [2] http://quozl.linux.org.au/ > > > _______________________________________________ > > Devel mailing list > > Devel@lists.laptop.org > > http://lists.laptop.org/listinfo/devel > > > -- > James Cameron > http://quozl.linux.org.au/ >
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