Perforce
- p4 admin stop
- p4 verify -q //...
- p4 admin checkpoint
- use app "LaunchControl" to unload p4d global daemon
- delete db.* files
- upgrade p4 & p4d
- p4d -jr checkpoint.xx <-- fill in number
- ensure the journal file has write access
- p4d -J journal -xu
- start / load p4d
- p4 counter lastCheckpointAction
- p4 verify -q //...
- p4 admin restart