Disk space used as overflow when a system runs low on RAM.
A little swap prevents crashes under memory pressure, but relying on it is slow. If a server swaps constantly, it needs more RAM.
Articles connexes
ECC RAM(Error-Correcting Code Memory)
Mémoire qui détecte et corrige les erreurs mono-bit, améliorant l'intégrité des données sur les serveurs 24h/24.
systemd
The init system on most Linux distributions that starts, stops and supervises services.