A server loses power in the middle of writing files. When it restarts, the NTFS or ext4 volume is consistent within seconds instead of needing a long full check. What made this possible?
Un serveur perd l'alimentation en pleine écriture de fichiers. Au redémarrage, le volume NTFS ou ext4 est cohérent en quelques secondes au lieu d'exiger une longue vérification complète. Qu'est-ce qui l'a permis ?
Answers
AThe file system compresses every file as soon as it is writtenLe système de fichiers compresse chaque fichier dès qu'il est écrit
BThe files were stored twice on the same diskLes fichiers étaient stockés deux fois sur le même disque
CThe disk automatically spins down during power cutsLe disque ralentit automatiquement pendant les coupures de courant
DIts journal let pending changes be finished or undoneSon journal a permis d'achever ou d'annuler les modifications en cours
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