By default services has infty limit, afaik If you have 25M truncated cores, that's because of systemd-coredump limitation. Feel free to try this patch:
http://lists.freedesktop.org/archives/systemd-devel/2013-February/009065.html _______________________________________________ systemd-devel mailing list systemd-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/systemd-devel