On 01/22/2013 05:00 PM, casper....@oracle.com wrote: >> Some vendors call this (and thins like it) "Thin Provisioning", I'd say >> it is more "accurate communication between 'disk' and filesystem" about >> in use blocks. > > In some cases, users of disks are charged by bytes in use; when not using > SCSI UNMAP, a set of disks used for a zpool will in the end be charged for > the whole reservation; this becomes costly when your standard usage is > much less than your peak usage. > > Thin provisioning can now be used for zpools as long as the underlying > LUNs have support for SCSI UNMAP
Looks like an interesting technical solution to a political problem :D Cheers, -- Saso _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
