Tim Connors <[email protected]> writes: > On Mon, 7 Apr 2014, Chris Samuel wrote: >> That fs-devices->rotating variable is populated when initialising or opening >> a >> btrfs device by something like: >> >> · if (!blk_queue_nonrot(bdev_get_queue(bdev))) >> . · root->fs_info->fs_devices->rotating = 1; > > I wonder if a fibre channel SAN gets marked as "non rotating"? It might > be rotating today, and non-rotating tomorrow when the data is a bit > hotter.
OBVIOUSLY the SAN doesn't rotate, even if its disks do :-P Modulo the Earth's rotation &c. _______________________________________________ luv-main mailing list [email protected] http://lists.luv.asn.au/listinfo/luv-main
