turns out it won’t let you delete logs of individual units because the log format is some kind of gigantic linked list
also explains why random access (which is a VERY COMMON OPERATION FOR SYSTEM LOGS) is so inefficient with journald
“how can we do worse than rotating plain text files in a standardized format? how about a global binary log file with a format that is undocumented and explicitly subject to change!” — lennart poettering
”text files have issues with undetected corruption. let’s just make our log format completely unreadable when there’s corruption somewhere!”
Tōhō, free software and a cute mouse.