--- systemd-228/sysctl.d/50-coredump.conf.in.orig	2015-11-23 21:25:34.287966718 +0100
+++ systemd-228/sysctl.d/50-coredump.conf.in	2015-11-24 00:28:21.717824291 +0100
@@ -9,4 +9,9 @@
 # and systemd-coredump(8) and core(5) for the explanation of the
 # setting below.
 
-kernel.core_pattern=|@rootlibexecdir@/systemd-coredump %P %u %g %s %t %e
+# NOTE: systemd-coredump is disabled; to enable it create a file called
+# /etc/sysctl.d/50-coredump.conf with the following uncommented line:
+#kernel.core_pattern=|@rootlibexecdir@/systemd-coredump %P %u %g %s %t %e
+
+kernel.core_pattern = core
+kernel.core_users_pid = 0