diff --git a/test b/test
index 7999f60..133f8ff 100644
--- a/test
+++ b/test
@@ -74,6 +74,8 @@ done
 path0=$dev6
 path1=$dev7
 
+ulimit -c unlimited
+[ -f /proc/mdstat ] || modprobe md_mod
 echo 2000 > /proc/sys/dev/raid/speed_limit_max
 echo 0 > /sys/module/md_mod/parameters/start_ro