OpenBSD Upgrade Method of Procedure

Pre-Work

• Have disksets and packages at the ready
• Take a backup of the system and store it somewhere on the /home partition
• Remember that / /usr /tmp /var will be newfs'd

Upgrade

1. Boot bsd.rd from new release
2. newfs / /usr /tmp /var
3. mount / /usr /tmp /var under /mnt
4. Extract disksets (not etcXX.tgz):
   tar zxvphf fileXX.tgz -C /mnt
   
5. Copy bsd and bsd.rd to /mnt
6. Restore the backup of /etc
7. Run /mnt/dev/MAKEDEV
8. Install new bootblocks:
   cat /mnt/usr/mdec/boot > /mnt/boot
        /mnt/usr/mdec/installboot -v /mnt/boot /mnt/usr/mdec/biosboot wd0
9. Boot system in single-user mode
10. Run sysmerge
    sysmerge -s etcXX.tgz
11. Install third-party shells that are used by users.
12. Restore backups (/var, /root, etc)
13. Install 3rd-party packages/software
14. Boot system multi-user