Posté par sk .
En réponse au journal Que vaut XFS ?.
Évalué à 3.
Ce site fournit un début de réponse aux pertes de fichier: http://elibrary.fultus.com/technical/topic/com.fultus.suse.guides/g(...)
XFS handles allocation by breaking the process into two pieces. A pending transaction is stored in RAM and the appropriate amount of space is reserved. XFS still does not decide where exactly (speaking of file system blocks) the data should be stored. This decision is delayed until the last possible moment. Some short-lived temporary data may never make its way to disk, because it may be obsolete at the time XFS decides where to actually save it. Thus XFS increases write performance and reduces file system fragmentation. Because delayed allocation results in less frequent write events than in other file systems, it is likely that data loss after a crash during a write is more severe.
Effectivement s'il y a moyen de régler ce paramètre, je suis aussi preneur :)
[^] # Re: Problème connu de XFS
Posté par sk . En réponse au journal Que vaut XFS ?. Évalué à 3.
http://elibrary.fultus.com/technical/topic/com.fultus.suse.guides/g(...)
XFS handles allocation by breaking the process into two pieces. A pending transaction is stored in RAM and the appropriate amount of space is reserved. XFS still does not decide where exactly (speaking of file system blocks) the data should be stored. This decision is delayed until the last possible moment. Some short-lived temporary data may never make its way to disk, because it may be obsolete at the time XFS decides where to actually save it. Thus XFS increases write performance and reduces file system fragmentation. Because delayed allocation results in less frequent write events than in other file systems, it is likely that data loss after a crash during a write is more severe.
Effectivement s'il y a moyen de régler ce paramètre, je suis aussi preneur :)