A space-efficient guest filesystem for grow-as-needed virtual disks ?
- by Steve Schnepp
A common practice is to use non-preallocated virtual disks.
Since they only grow as needed, it makes them perfect for fast backup, overallocation and creation speed.
Since file systems are usually based on physical disks they have the tendency to use the whole area available1 in order to increase the speed2 or reliability3.
I'm searching a…