[zfs-discuss] Implementation Question

2007-01-17 Thread Vizzini Sampere
Why does zfs define raidz/raidz2/mirror/stripe at the pool level instead of the filesystem/volume level? A sample use case: two filesystems in a eight disk pool. The first filesystems is a stripe across four mirrors. The second filesystems is a raidz2. Both utilizing the free space in the 8

Re: [zfs-discuss] Implementation Question

2007-01-17 Thread James C. McPherson
Vizzini Sampere wrote: Why does zfs define raidz/raidz2/mirror/stripe at the pool level instead of the filesystem/volume level? To take the burden away from the system admin. Turnaround question - why *should* ZFS define an underlying storage arrangement at the filesystem level? A sample

Re: [zfs-discuss] Implementation Question

2007-01-17 Thread Erik Trimble
On Wed, 2007-01-17 at 20:34 +1100, James C. McPherson wrote: Vizzini Sampere wrote: Why does zfs define raidz/raidz2/mirror/stripe at the pool level instead of the filesystem/volume level? To take the burden away from the system admin. Turnaround question - why *should* ZFS define an