+MDSDEV=${MDSDEV:-$TMP/mds1-`hostname`}
+
+MDSSIZE=${MDSSIZE:-100000}
+DEF_FSTYPE=`test "x$(uname -r | grep -o '2.6')" = "x2.6" && echo "ldiskfs" || echo "ext3"`
+FSTYPE=${FSTYPE:-$DEF_FSTYPE}
+OST_FSTYPE=${OST_FSTYPE:-$FSTYPE}
+MOUNT=${MOUNT:-/mnt/lustre}
+MOUNT2=${MOUNT2:-${MOUNT}2}
+NETTYPE=${NETTYPE:-tcp}
+
+OSTDEV=${OSTDEV:-$TMP/ost1-`hostname`}
+OSTSIZE=${OSTSIZE:-100000}
+
+MDS_BACKFSTYPE=${MDS_BACKFSTYPE:-$DEF_FSTYPE}
+OST_BACKFSTYPE=${OST_BACKFSTYPE:-$DEF_FSTYPE}
+
+# specific journal size for the ost, in MB
+JSIZE=${JSIZE:-0}
+[ "$JSIZE" -gt 0 ] && JARG="--journal_size $JSIZE"
+MDSISIZE=${MDSISIZE:-0}
+[ "$MDSISIZE" -gt 0 ] && IARG="--inode_size $MDSISIZE"