Search notes:

boot process

arch/x86/boot/header.S (start_of_setup:)
arch/x86/boot/main.c (main)
arch/x86/boot/compressed/head_64.S (startup_64, or startup_32?)
arch/x86/boot/compressed/misc.c (decompress_kernel)
init/main.c (start_kernel())

Log files

Messages and errors occuring during the boot process are written into /var/log/boot.log. Other messages are written to /var/log/dmesg.

See also

Apparently, /etc and /usr is needed in the boot process. Thus, they need to be in the root partition.
booting Linux
Booting a PC

Index

Fatal error: Uncaught PDOException: SQLSTATE[HY000]: General error: 8 attempt to write a readonly database in /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php:78 Stack trace: #0 /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php(78): PDOStatement->execute(Array) #1 /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php(30): insert_webrequest_('/notes/Linux/ke...', 1740760951, '52.14.127.77', 'Mozilla/5.0 App...', NULL) #2 /home/httpd/vhosts/renenyffenegger.ch/httpsdocs/notes/Linux/kernel/boot-process(59): insert_webrequest() #3 {main} thrown in /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php on line 78