--- /dev/null
+# overall sequence (sysV init / systemd)
+
+* `pl_sysinit`
+* `pl_boot`
+
+# `pl_sysinit`
+
+* udev
+* **PY** `pl_hwinit`
+ * loads modules / blacklisted
+ * modprobe `sd_mod`, `usb_storage`, `floppy`
+ * wait 10' for USB subsystem to come up
+* initrd
+* block-devices
+* device-mapper-node
+* sysctl
+* rsyslog
+* **SH** `pl_netinit`
+ * locate network config
+ * IPMI
+ * determine interface name<>
+* clock
+
+# `pl_boot`