What are the logs and can they be removed?

Question

ubuntu

take up space on the VPS, can they be removed without dropping the system?
Also, what are they from? Or rather, who generates them and how can their initiator be deactivated? I still can not read these logs ...
88 MB /var/log/journal/ab3b5a75c0b1468abf330db9f0b0c774/[email protected]2bfcf1ae4.journal
88 MB /var/log/journal/ab3b5a75c0b1468abf330db9f0b0c774/[email protected]b35c6bb21.journal
88 MB /var/log/journal/ab3b5a75c0b1468abf330db9f0b0c774/[email protected]23288fe23.journal
80 MB /var/log/journal/ab3b5a75c0b1468abf330db9f0b0c774/[email protected]9917785db.journal

Answer 1

There is a sensible explanation https://server-gu.ru/journalctl-logs/
We will close this topic