Initramfs zfs boot
From copec
Contents
Overview
Both Debian and Ubuntu fail to boot when there is an arbitrarily more complex zpool than a single vdev that contains the bootfs.
Notes on Boot Process
The linux kernel is initially bootstrapped
The compiled-in initramfs is mounted and executed
It mounts the external initramfs; Deletes everything under its own initramfs; Executes the external initramfs /init
initramfs init
- Execution of (external) initramfs /init