Keep in mind that, with one exception, ZFS is pretty much rock-solid from day one. When we used it in production about 5 years ago it was not so rock-solid. We

Keep in mind that, with one exception, ZFS is pretty much rock-solid from day one. When we used it in production about 5 years ago it was not so rock-solid. We had to bring in Sun-Support and went through some nasty downtimes for lengthy resilvering.