On Apr 8, 2011, at 2:38 PM, Karl Wagner wrote: > One of them was simply an alternative way to do a "live CD" environment. As > ZFS already does COW etc, it would avoid all the hassle you get in e.g. > linux. You could have a ZFS vdev on the CD, then use a RAM disk as a second > vdev.
IIRC this idea was discussed here in the past, and there is an RFE for this. > Another would be, in the case of a failing disk, set that vdev to read-only > to mitigate the chances of data loss until you can replace the disk. We already avoid allocating new blocks from failing top-level vdevs, see metaslab_alloc_dva(): http://src.opensolaris.org/source/xref/onnv/onnv-gate/usr/src/uts/common/fs/zfs/metaslab.c#1334 Victor _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
