You might perhaps want to try another hashing algorithm for your /boot FS. https://unix.stackexchange.com/questions/369414/grub-takes-too-long-to-unlock-the-en

You might perhaps want to try another hashing algorithm for your /boot FS. https://unix.stackexchange.com/questions/369414/grub-takes-too-long-to-unlock-the-encrypted-boot-partition https://unix.stackexchange.com/questions/369414/grub-takes-t...